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2022-05-07 | Diffusely infiltrative low-grade gliomas (LGG) are primary brain tumours that arise predominantly in the cerebral hemispheres of younger adults. LGG can display either astrocytic or oligodendroglial histology and do not express malignant histological features. Vast majority of LGG are unified by IDH mutations. Other ge... | Integrated proteomic analysis of low-grade gliomas reveals contributions of 1p-19q co-deletion to oligodendroglioma | 10.1186/s40478-022-01372-1 |
2022-05-06 | Based on molecular docking and molecular dynamics simulation, to find a new target and mechanism of MEK inhibitor Selumetinib in the treatment of low-grade glioma (LGG), and to provide theoretical guidance for its clinical medication. All possible targets of Selumetinib were fished through the compound target predictio... | Discovery of novel targets and mechanisms of MEK inhibitor Selumetinib for LGG treatment based on molecular docking and molecular dynamics simulation | 10.1007/s00894-022-05132-9 |
2022-05-03 | Sodium–glucose cotransporter 2 (SGLT-2) inhibitors (i) reduce cardiovascular and renal events in patients with and without type 2 diabetes (T2D). However, the underlying mechanisms are debated. Low-grade inflammation (LGI) is a key driver of vascular complications, suggested to be attenuated by SGLT-2i in animal models... | Anti-inflammatory effect of SGLT-2 inhibitors via uric acid and insulin | 10.1007/s00018-022-04289-z |
2022-05-02 | Background After amputation, many people become less active, feel lonely and lose independence. Understanding the factors associated with low physical activity levels and participation could contribute to defining key interventions which can support prosthesis users so they can live a more active and socially included ... | Activity, socket fit, comfort and community participation in lower limb prosthesis users: a Cambodian cohort study | 10.1186/s12984-022-01021-7 |
2022-05-01 | Ultrastable glasses (mostly prepared from the vapor phase under optimized deposition conditions) represent a unique class of materials with low enthalpies and high kinetic stabilities. These highly stable and dense glasses show unique physicochemical properties, such as high thermal stability, improved mechanical prope... | Ultrastable glasses: new perspectives for an old problem | 10.1007/s40766-022-00029-y |
2022-05-01 | The temperature-dependent dry sliding wear behavior against an alumina disk is investigated for a novel high-voltage low-current electric energy-treated AISI 1080 steel in comparison with the conventionally treated (patented-cum-cold drawn) AISI 1080 steel up to a test temperature of 60 °C. The conventionally treated s... | Temperature-Dependent Wear Characteristics of a High-Voltage Low-Current Electric Energy-Treated AISI 1080 Steel | 10.1007/s11665-021-06503-8 |
2022-05-01 | As a deceptively simple material, SnS has received extensive attention in the thermoelectric community recently due to its fascinating electron and phonon transport features, making it a very promising thermoelectric candidate. In this review, we first discuss the fundamental characteristics of SnS, including crystal s... | Remarkable electron and phonon transports in low-cost SnS: A new promising thermoelectric material | 10.1007/s40843-021-1945-1 |
2022-05-01 | Abstract —When studying the microstructure of carbon steel by the example of steel 10 and steel 45, inclusions of gold and silver were found on the surface hardened by shockwave deformation, which were confirmed by experimental and quantitative studies. The formation hypothesis of synthetic gold and silver in the struc... | A New Type of Phase Transformations in the Process of Shockwave Deformation of Low-Carbon Steel | 10.3103/S0967091222050035 |
2022-05-01 | Cracks easily generate in concrete at early age owing to the shrinkage deformation. CaO-based expansion agent (CEA) and superabsorbent polymers (SAP) have been extensively used for the mitigation of concrete shrinkage. The macroscopic properties of concrete are highly determined by the microstructure. In this study, th... | Influence of CaO-based expansive agent, superabsorbent polymers and curing temperature on pore structure evolution of early-age cement paste | 10.1007/s11771-022-4957-1 |
2022-05-01 | The scarcity of clean and safe water is one of the most perilous glitches faced by the world. The pure drinking water resources across the world are depleting progressively due to rapid industrialization and growth in population. The conceivable solution for this problem is converting the available seawater into pure d... | A review on low-temperature thermal desalination approach | 10.1007/s11356-022-19147-5 |
2022-05-01 | To solve the problem that the low temperature leads to the slow development of cement strength in deepwater cementing, we prepared low-temperature early strength material of nano-C-S-H gel seed with sodium silicate nonahydrate and calcium nitrate tetrahydrate as raw materials. The chemical structure and elemental compo... | Preparation and Properties of Low-Temperature Early Strength Material for Nano-C-S-H Gel Seed | 10.1007/s13369-021-05558-y |
2022-05-01 | High current density electrochemical machining (ECM) and high temperature corrosion behavior of nickel-based alloys have been well researched, but these works cannot provide reference for precision removal and refurbishment of Haynes 214 honeycomb structure carried out at ambient temperature. Thus, we propose micron-sc... | Electrochemical Dissolution Behavior of Haynes 214 Honeycomb Structure in NaNO3 Solutions for Low Current Density Electrochemical Machining | 10.1007/s11665-021-06524-3 |
2022-05-01 | Conductive hydrogels have garnered wide interest for various promising applications, such as wearable devices, electronic skins, and intelligent robots. However, these hydrogels still suffer from weak mechanical properties, poor environmental stability, and low sensitivity. Here, we report a conductive organohydrogel t... | Nanocellulose-templated carbon nanotube enhanced conductive organohydrogel for highly-sensitive strain and temperature sensors | 10.1007/s10570-022-04516-7 |
2022-05-01 | Hardness and strengthening effect of the BC x N y coatings synthesized by low-pressure chemical vapor deposition (LPCVD) on the Ti-6Al-4V titanium alloy were studied. The BC x N y coatings were deposited from borane triethylamine vapor at the temperature range of 500-800 °C. It was found that the BC x N y coatings depo... | Hardness and Strengthening Effect of Low-Pressure Chemical Vapor Deposition BCxNy Coatings Deposited on Ti-6Al-4V Alloy | 10.1007/s11665-021-06463-z |
2022-05-01 | The early-age thermal cracking easily generates and severely impairs the durability of concrete. The temperature rising inhibitor (TRI) was utilized to regulate the temperature evolution by controlling the cement hydration process. This paper aimed to investigate the pore structure formation and hydration characteristi... | Pore structure formation and hydration characteristics of cement paste with temperature rising inhibitor | 10.1007/s11771-022-4956-2 |
2022-05-01 | LTCC applications require densification at temperatures lower than 950 °C to allow co-firing with metal electrodes, lower dielectric constant to increase signal transmission speed, a thermal expansion coefficient matched to Si for reliability and higher thermal conductivity to dissipate heat. For this purpose, (SiO 2 –... | Processing and properties of nano-hBN-added glass/ceramic composites for low-temperature co-fired ceramic applications | 10.1007/s43207-021-00185-7 |
2022-05-01 | Herein low-cement alumina-zirconia-silica matrices with outstanding high-temperature strength have been successfully produced for the first time from the demolished industrial trash obtained from glass melting furnaces. Different fine matrix mixes with Al 2 O 3 /SiO 2 ratios of 1 to 3 were formed from the fine powders ... | Utilization of Demolished Waste of Glass Kilns for the Synthesis of High-Strength, Low-Cement Alumina-Zirconia-Silica Refractory Matrix | 10.1007/s11148-022-00675-z |
2022-05-01 | The effect of parameters of hot rolling and controlled cooling on formation of the martensite-austenite component of bainitic and ferritic-bainitic structures in a pipe steel of strength class K60 is studied. The Pocket Jaw module of a Gleeble 3800 facility is used to reproduce the modes of rolling and controlled cooli... | Role of Martensite-Austenite Component of Bainitic Structure in Formation of Properties of Pipe Steel. 1. Effect of Parameters of TMT | 10.1007/s11041-022-00764-3 |
2022-05-01 | The multi-point simultaneous long-term measurement of CO 2 concentration in seawater can provide more-valuable data for further understanding of the spatial and temporal distribution of CO 2 . Thus, the requirement for a low-cost sensor with high precision, low power consumption, and a small size is becoming urgent. In... | A low-cost in-situ CO2 sensor based on a membrane and NDIR for long-term measurement in seawater | 10.1007/s00343-021-1133-7 |
2022-05-01 | Previous studies have reported that daily average temperature is connected with respiratory diseases (RD), but proof is limited for the influence of the extreme low temperature on RD in Lanzhou, a northwestern China of temperate area. Generalized additive model (GAM) was built in this work to describe the relationship ... | Health risk of extreme low temperature on respiratory diseases in western China | 10.1007/s11356-021-18194-8 |
2022-05-01 | Aqueous Zn-based batteries are promising energy storage technology due to their low cost and high safety. However, the solvation structure of electrolyte leads to dendrite growth, parasitic reactions, and poor low-temperature properties, limiting their practical application. Here, we report 1,2-propanediol (PG) electro... | Modulated bonding interaction in propanediol electrolytes toward stable aqueous zinc-ion batteries | 10.1007/s40843-021-1841-5 |
2022-05-01 | Until quite recently, Arctic diesel fuel was produced in accordance with GOST R 55475 with a cold filter plugging point down to –52°C using a depressant-dispersing additive. However, in the Arctic, the temperature drops to –60°C and below, and the use of depressant-dispersing additives provokes product stratification w... | The World’s First Industrial Batch of Arctic Diesel Fuel with Application Temperatures Down to –65°С | 10.1007/s10553-022-01376-6 |
2022-05-01 | Cadmium (Cd) pollution is a serious heavy metal pollution in paddy fields, but its effect and underlying mechanism on soil arthropod overwintering and cold resistance are still unclear. In the present study, adult females of the wolf spider Pirata subpiraticus exposed to Cd stress underwent a simulated temperature proc... | Comparative analysis of cadmium-induced toxicity and survival responses in the wolf spider Pirata subpiraticus under low-temperature treatment | 10.1007/s11356-022-18548-w |
2022-05-01 | We discuss the temperature dependence of a common low temperature local thermometer, a tunnel junction between a superconductor and a normal metal (NIS junction). Towards the lowest temperatures its characteristics tend to saturate, which is usually attributed to selfheating effects. In this technical note, we reanalyz... | Low Temperature Characteristics of the Metal–Superconductor NIS Tunneling Thermometer | 10.1007/s10909-022-02713-z |
2022-05-01 | Abstract— With a growth in the scales on which binary cycle (ORC) power units are constructed, new technical solutions aimed at improving the efficiency of binary technologies are searched for. To this end, the possibility of using multistage ORCs based on the principle of incremental (staged) conversion of geothermal ... | Multistage Organic Rankine Cycles: Utilization of Medium Temperature (120°С) Geothermal Fluid | 10.1134/S0040601522050068 |
2022-05-01 | Deformation of rectilinear elements of Du 200 pipeline made of 20 steel under cyclic loading with internal pressure has been studied experimentally. Tests were carried out on a pneumohydraulic bench under conditions close to plane stress state, room temperature, and cycle asymmetry under soft loading mode (stress contr... | Experimental Study on Cyclic Creep of Pipes | 10.1007/s11223-022-00413-3 |
2022-05-01 | Atmospheric low-temperature plasma has received attention for application in disinfection methods. In this study, we develop a plasma bubbling method as a disinfection method. In the plasma bubbling method, the bactericidal effect can be introduced into the water by bubbling with carbon dioxide plasma. The plasma bubbl... | Ultrasonic-Combined Plasma Bubbling for Adherent Bacteria Disinfection on Medical Equipment | 10.1007/s11090-022-10241-7 |
2022-05-01 | A procedure is described for compounding petroleum diesel fuel and the 180-240°C fraction obtained from a liquid bioproduct from the pyrolysis of plant materials. The physicochemical properties and group chemical composition of the plant matter were studied. We present the physicochemical properties of the diesel fuel ... | Feasibility of Using a Liquid Bioproduct in the Manufacture of Commercial Diesel Fuel | 10.1007/s10553-022-01373-9 |
2022-05-01 | Abstract Composites based on carbon black/high-density polyethylene composites and, as well as linear low-density polyethylene containing graft copolymers of low molecular weight polyethylene and acrylic acid, have been produced. The introduction of graft copolymers into the polyethylene matrix helps to reduce the aver... | Use of a Graft Copolymer of Low Molecular Weight Polyethylene and Acrylic Acid in Carbon Black-Filled Polyethylene Compouns | 10.1134/S1070427222050044 |
2022-05-01 | The impact behavior of sandwich structures was studied using experimental and numerical methods. Polypropylene with 0.5 wt% of graphene (PP/0.5% G) or pure polypropylene (PP) was sandwiched between aluminum face sheets for experimental tests. Impact tests revealed that the nanoreinforced structures had a higher contact... | An Experimental and Numerical Investigation on the Low-Velocity Impact Response of Nanoreinforced Polypropylene Core Sandwich Structures | 10.1007/s11029-022-10022-5 |
2022-05-01 | Traditional fire extinguishing methods can harm people and nature. For this purpose, in this study, no harmful acoustic-driven airflow fire extinguishing system was developed and experiments were carried out to extinguish gasoline, kerosene, thinner (synthetic thinner) liquid fuels and liquid petroleum gas (LPG) flames... | Acoustic-Driven Airflow Flame Extinguishing System Design and Analysis of Capabilities of Low Frequency in Different Fuels | 10.1007/s10694-021-01208-9 |
2022-05-01 | The design and performance of inorganic tin-based perovskite known as cesium tin iodide (CsSnI 3 ), which serves to be an alternative for conventional toxic lead-based solar cells have been reported. The designed solar cell has been optimized by varying parameters such as active layer thickness, absorber defect density... | Design and simulation of inorganic perovskite solar cell | 10.1007/s13204-021-02268-7 |
2022-05-01 | Screening and identification of plant resources with high quality and multi resistance is important for crop breeding. In this study, ion content was determined by ion chromatography and atomic absorption spectrophotometer, and gas chromatography-mass spectrometry (GC-MS)-based metabolomic analysis was carried out. The... | Wild soybean resists the stress of low phosphorus by increasing nutrient reuse between the young and old leaves | 10.1007/s10725-022-00804-1 |
2022-05-01 | Abstract The cost of electricity generated at a nuclear power plant (NPP) considerably depends on the NPS thermal effectiveness. An important reserve for increasing the thermal effectiveness of nuclear power plants with water-moderated water-cooled power reactors (VVER) lies in the performance optimization of the syste... | Performance Optimization for the Regenerative Feedwater Heating System of Turbine Units at Nuclear Power Plants with Type VVER Reactors | 10.1134/S0040601522050020 |
2022-05-01 | Fruit production in Thailand has been increasing due to the practical farmers’ knowledge of agroecology and sustainable farming. Thailand is one of the productions of the most massive fruit in southeast Asian countries. On the other hand, the status of fruit waste, which becomes stuck previous to landfills, is concerne... | Physical pretreatment and algal enzyme hydrolysis of dried low-grade and waste longan fruits to enhance its fermentable sugar production | 10.1007/s13399-020-01176-0 |
2022-05-01 | The Hierarchical Multi-mode Molecular Stress Function (HMMSF) model predicts the elongational and multiaxial extensional viscosities of polydisperse linear polymer melts based exclusively on their linear viscoelastic characterization and a single nonlinear material parameter, the so-called dilution modulus $${G}_{D}$$ ... | Modelling elongational viscosity overshoot and brittle fracture of low-density polyethylene melts | 10.1007/s00397-022-01328-1 |
2022-05-01 | This study investigates the role of convection–circulation coupling on the simulated eastward propagation of the Madden–Julian Oscillation (MJO) over the Maritime Continent (MC). Experiments are conducted with the European Centre Hamburg Model Version 5 (ECHAM5) coupled with the one-column ocean model—Snow-Ice-Thermocl... | Role of convection–circulation coupling in the propagation mechanism of the Madden–Julian Oscillation over the Maritime Continent in a climate model | 10.1007/s00382-021-06013-2 |
2022-05-01 | The laminar premixed n-propylamine (NPA) flame with equivalence ratio of 1.70 has been investigated at 4666.28 Pa using tunable synchrotron photoionization and molecular-beam mass spectrometry techniques. Chemical structures and mole fractions of 40 species were determined. Ethenol, allylamine, butadiyne, vinylacetylen... | Investigation of the Laminar Premixed n-Propylamine Flame | 10.1007/s11630-022-1528-6 |
2022-05-01 | The goal of this research was to obtain a coating with low-infrared emissivity and both good hydrophobic and mechanical properties. Using nano-SiO 2 as the micro-nano structural modifier, a hydrogen-containing silicone oil (HCSO)-modified polyurethane (PU)/Al composite coating with super-hydrophobicity and low-infrared... | Preparation and characterization of hydrogen-containing silicone oil-modified polyurethane/Al composite coating with low-infrared emissivity | 10.1007/s11998-021-00567-w |
2022-05-01 | The characteristics of arsenic emission and distribution of a typical Chinese coal-fired power plant renovated with ultra-low emission technique have been studied. The results showed that arsenic concentration in coal was 5.72 mg/kg, and the arsenic emissions in fly ash, bottom ash, gypsum, flue gas, and wastewater wer... | Arsenic emission and distribution characteristics in the ultra-low emission coal-fired power plant | 10.1007/s11356-021-16745-7 |
2022-05-01 | DNA persistence and DNA transfer are important features in the assessment of a crime scene. The question how long DNA may persist at a certain location is similarly important as the one how the DNA has been transferred to this location. Depending on the source of the DNA as well as the conditions at the crime scene, th... | About the influence of environmental factors on the persistence of DNA — a long-term study | 10.1007/s00414-022-02800-6 |
2022-05-01 | This paper presents the results of research for determining the optimal conditions for simultaneous dearomatization and hydrodewaxing reactions to evaluate large-scale production of low-viscosity hydrocarbon bases for drilling fluids in the dewaxing section of an LCh-24/7 unit without recycle. The Influence of one of t... | Optimum Conditions for Simultaneous Reactions of Hydrogenation of Aromatic Hydrocarbons and Isomerization in Diesel Fuel Dewaxing Process | 10.1007/s10553-022-01375-7 |
2022-05-01 | Low-grade ores, tailings, and solid wastes contain small amounts of valuable heavy metals. Improper disposal of these substances results in the waste of resources and contamination of soil or groundwater. Accordingly, the treatment and recycling of low-grade ores, tailings, and solid wastes attracted much attention rec... | Copper extraction from low-grade chalcopyrite in a bioleaching column assisted by bioelectrochemical system | 10.1007/s11356-021-18283-8 |
2022-05-01 | The present study involved to synthesize reduced grapheme oxide (rGO) nanocomposite–decorated lotus flower–like selenium dioxide (SeO 2 ) nanomaterial by the sonochemical method, and it was utilized for electrochemical detection of quercetin (QR) (a flavonoid) in natural food sample, urine, and blood serum samples. The... | An Efficient and Highly Sensitive Amperometric Quercetin Sensor Based on a Lotus Flower Like SeO2-Decorated rGO Nanocomposite Modified Glassy Carbon Electrode | 10.1007/s12678-022-00707-9 |
2022-05-01 | Low pressure reverse osmosis (LPRO) has been increasingly used in advanced treatment of pulp and paper wastewater (PPWW) for the purpose of water reuse. However, membrane fouling is a major problem encountered by full-scale RO systems due to the organic and inorganic contents of the feedwater. Electrocoagulation (EC) a... | Electrocoagulation pretreatment of pulp and paper wastewater for low pressure reverse osmosis membrane fouling control | 10.1007/s11356-021-18045-6 |
2022-05-01 | Sophora davidii is an ideal material for studying the response to low phosphorus (P) because of its strong adaptability to low-P habitats. However, to date, there has been no research on S. davidii under low-P stress. In this paper, the differentially expressed genes (DEGs) of S. davidii were studied on days 3 and 9 of... | Transcriptome Analysis of Sophora davidii Leaves in Response to Low-Phosphorus Stress | 10.1007/s00344-021-10382-7 |
2022-05-01 | Abstract Patented processes for the sintering of polydisperse materials with low packing density and porosity and poor hydrophobic properties are described. Industrial tests of a combined action drum–screw module are conducted. Parameters are derived for the sintering of carbon black. Granulated samples matching the pr... | Processing and Granulation of Carbon Black | 10.3103/S1068798X22050240 |
2022-05-01 | Static random access memory is a key component for most microprocessor-based digital devices. With the declining technology node and reducing supply voltage, it is essential to improve its performance. This paper proposes a seven transistor, single-ended, bit cell configuration. The performance of the cell are evaluate... | A Reliable and Temperature Variation Tolerant 7T SRAM Cell with Single Bitline Configuration for Low Voltage Application | 10.1007/s00034-021-01912-5 |
2022-05-01 | The physical and chemical properties of foams change based on atmospheric pressure, so estimating the effect of pressure on the efficiency of foamite has important implications for extinguishing fires in high-altitude regions like the plateau in Sichuan province, China. In this study, foam expansion rate, drainage time... | Performance of Foam Agents on Pool Fires at High Altitudes | 10.1007/s10694-021-01188-w |
2022-05-01 | The feasibility of bioethanol production from low-grade longan fruit waste material was recently studied as a novel substrate for bioethanol production. First, hydrothermal pretreatment followed by enzymatic hydrolysis converted both the cellulosic and hemicellulosic biomass of the low-grade longan fruit wastes into fe... | Impact and significance of pretreatment on the fermentable sugar production from low-grade longan fruit wastes for bioethanol production | 10.1007/s13399-020-00977-7 |
2022-05-01 | Understanding the physical processes that affect the turbulent structure of the nocturnal urban boundary layer (UBL) is essential for improving forecasts of air quality and the air temperature in urban areas. Low-level jets (LLJs) have been shown to affect turbulence in the nocturnal UBL. We investigate the interaction... | Interactions Between the Nocturnal Low-Level Jets and the Urban Boundary Layer: A Case Study over London | 10.1007/s10546-021-00681-7 |
2022-05-01 | The effect of hydrogen charging on the corrosion behavior of E690 steel in 3.5 wt.% NaCl solution was investigated. The corrosion behaviors of the charged and uncharged steel were characterized using scanning electron microscopy, x-ray diffraction, Raman spectroscopy and x-ray photoelectron spectroscopy. The results sh... | Effect of Hydrogen Charging on the Corrosion Behavior of E690 Steel in 3.5 wt.% NaCl Solution | 10.1007/s11665-021-06473-x |
2022-05-01 | Covalent organic frameworks (COFs) are prominent porous materials for molecules separation due to their desirable structures. However, very few COFs are reported for the separation of macromolecules such as low molecular-weight (MW) proteins. Here, two stable mesoporous COFs (Azo-COF and Tp-COF) with highly crystallize... | Fine-tuned mesoporous covalent organic frameworks for highly efficient low molecular-weight proteins separation | 10.1007/s12274-022-4078-z |
2022-05-01 | Highly reactive iron coke hot briquette (ICHB) prepared by carbonizing the agglomerate of iron-bearing substance and blended coals is regarded as an alternative fuel to mitigate carbon emission and energy consumption of blast furnace. Simultaneously, the reduction process of iron-bearing burden is extremely crucial for... | Non-isothermal reduction process analysis of iron-bearing burden with charging iron coke hot briquette under simulated blast furnace conditions | 10.1007/s42243-021-00640-z |
2022-05-01 | Cities can set in motion sustainability transitions through experimentation and innovation. To invest in and mainstream solutions that contribute to urban transformation agendas, urban planners needs to understand which innovations have transformational potential as well as how these innovations can accelerate sustaina... | Transformative low-carbon urban innovations: Operationalizing transformative capacity for urban planning | 10.1007/s13280-021-01653-4 |
2022-05-01 | Low-alloy steels prepared by PM methods are widely used in the automotive industry and commercial machinery to manufacture components for actual applications. The unique feature of PM materials is densification through deformation, which significantly enhances the mechanical properties of finished items. Machinability ... | Effect of Density on the Machinability of Fe–C–Mo PM Low-Alloy Steel during Surface Grinding | 10.1007/s11106-022-00300-1 |
2022-05-01 | The polymerization of fused-ring acceptors (FRAs) to afford their corresponding polymeric acceptors for high-performance all-polymer solar cells (all-PSCs) has achieved remarkable progress in the past few years. However, due to the high degree of synthetic complexity for the monomer, the high-cost of these polymeric ac... | Low-cost polymer acceptors with noncovalently fused-ring backbones for efficient all-polymer solar cells | 10.1007/s11426-022-1222-y |
2022-05-01 | Purpose Limited data is available on the effect of COVID-19 vaccination in immunocompromised individuals. Here, we provide the results from vaccinating a single-center cohort of patients with common variable immunodeficiency (CVID). Methods In a prospective, open-label clinical trial, 50 patients with CVID and 90 age-m... | Elevated CD21low B Cell Frequency Is a Marker of Poor Immunity to Pfizer-BioNTech BNT162b2 mRNA Vaccine Against SARS-CoV-2 in Patients with Common Variable Immunodeficiency | 10.1007/s10875-022-01244-2 |
2022-05-01 | Background and aims Crop yield and quality are generally limited by poor soils, which is a key limiting factor for sustainable development in modern agriculture. Wild soybean ( Glycine soja ) is an excellent wild resource, with tolerance to adverse environments, especially poor soil. This study aimed to reveal the key ... | Membrane lipid phosphorus reusing and antioxidant protecting played key roles in wild soybean resistance to phosphorus deficiency compared with cultivated soybean | 10.1007/s11104-022-05316-5 |
2022-05-01 | The shift in food consumption pattern to accommodate an array of bioactive compounds in foods with minimum calorie intake has resulted in the development of many novel beverages in the last decade. In the present study, optimization of apricot (AP; 0–50%) blended Aloe vera (AV; 50–100%) based low-calorie beverage funct... | Optimization of apricot (Prunus armeniaca L.) blended Aloe vera (Aloe barbadensis M.) based low-calorie beverage functionally enriched with aonla juice (Phyllanthus emblica L.) | 10.1007/s13197-021-05216-z |
2022-05-01 | This study aims to predict the pavement layer moduli using responses from surface deflections data using a lightweight deflectometer (LWD). For thin asphalt pavement, LWD may be a useful tool for evaluation purposes. A finite element method, Plaxis 2D software, was used to analyse the LWD stress influences on selected ... | A Simplified Empirical Approach for Prediction of Pavement Layer Moduli Values Using Lightweight Deflectometer Data | 10.1007/s42947-021-00050-0 |
2022-05-01 | The sandstone units of the Early Cretaceous Lower Goru Formation are significant reservoir for gas, oil, and condensates in the Lower Indus Basin of Pakistan. Even though these sandstones are significant reservoir rocks for hydrocarbon exploration, the diagenetic controls on the reservoir properties of the sandstones a... | The impact of diagenesis on the reservoir quality of the early Cretaceous Lower Goru sandstones in the Lower Indus Basin, Pakistan | 10.1007/s13202-021-01415-8 |
2022-05-01 | The endolymphatic sac is a small sac-shaped organ at the end of the membranous labyrinth of the inner ear. The endolymphatic sac absorbs the endolymph, in which the ion balance is crucial for inner ear homeostasis. Of the three sections of the endolymphatic sac, the intermediate portion is the center of endolymph absor... | Low-salt diet increases mRNA expression of aldosterone-regulated transporters in the intermediate portion of the endolymphatic sac | 10.1007/s00424-021-02661-9 |
2022-05-01 | The results of a study of the dislocation structure evolution in polycrystals of homogeneous solid solutions in low-stability states in Cu-Mn-based alloys with FCC crystal lattice are presented. It is found out that each stage is characterized by its own deformation carrier in the form of a certain dislocation substruc... | Dislocation Structure Evolution in Low-Stability States of Solid Solutions of Alloys Under Their Deformation | 10.1007/s11182-022-02613-5 |
2022-05-01 | Low permeability coal seams severely restrict the safe, efficient and rapid development of coal mines. Cracking associated with carbon dioxide phase changes is of great significance for improving the permeability of coal seams and the gas drainage rate. Taking a particular mine as an example, technology that increases ... | Study on the Cracking and Penetration Effect of Liquid Carbon Dioxide Phase Transition | 10.1007/s10706-022-02064-2 |
2022-05-01 | One of the most important issues during the selection of low- k dielectrics is related to their intrinsic properties including their electric breakdown and leakage current that are predominantly determined by conduction mechanisms. This study is devoted to elucidating the charge transport mechanism in the SiOCH low- k ... | Charge Transport Mechanism in a PECVD Deposited Low-k SiOCH Dielectric | 10.1007/s11664-021-09411-8 |
2022-05-01 | Aims/hypothesis Biomarkers of endothelial dysfunction and low-grade inflammation are important in the pathogenesis of CVD and can potentially be modified by physical activity and sedentary behaviour. Effects of physical activity on biomarkers of endothelial dysfunction may be especially prominent in type 2 diabetes. Me... | Sedentary behaviour and physical activity are associated with biomarkers of endothelial dysfunction and low-grade inflammation—relevance for (pre)diabetes: The Maastricht Study | 10.1007/s00125-022-05651-3 |
2022-05-01 | In order to study the influence of natural fracture and artificial fracture on reservoir well pattern deployment and development, Chang 6 fractured reservoir in Tang 9 oilfield is taken as the research object, through core, microscopic slice and microseismic artificial fracture monitoring, the development characteristi... | Study on Fracture Development Characteristics of Low Permeability Oilfield and Its Influence on Horizontal Well Pattern Deployment | 10.1007/s10553-022-01392-6 |
2022-05-01 | Hydrofluoric acid is used in large volumes during solar panels manufacturing for cleaning purpose. It results in the generation of wastewater containing high concentrations of fluoride. Chemical precipitation is commonly used to remove most of fluoride from the wastewater. It reduces fluoride concentration to ~ 20 mg/L... | Fluoride removal by low-cost palm shell activated carbon modified with prawn shell chitosan adsorbents | 10.1007/s13762-021-03448-2 |
2022-05-01 | Abstract The effect from the combined action of a low-frequency acoustic field, a demulsifier (DE), and the temperature factor on the stability of the water-in-oil emulsions formed by crude oils differing in the contents of resins, asphaltenes, and paraffin hydrocarbons was examined. It was shown that the DE acts on th... | Destruction of a Water-in-Oil Emulsion under Combined Action of a Low-Frequency Acoustic Field and a Demulsifier | 10.1134/S0965544122020220 |
2022-05-01 | The zero-valent iron-anaerobic ammonium oxidation (ZVI-anammox) system has received widespread attention due to its excellent nitrogen removal performance and user-friendly operation. However, its disadvantages include a short service life, high ZVI consumption, and poor system stability. The use of ultrasound as a phy... | Impact mechanism and performance enhancement of ultrasound on ZVI-anammox system | 10.1007/s11356-021-16318-8 |
2022-05-01 | We propose a method for eliminating the temporal illumination variations in whisk-broom (point-scan) hyperspectral imaging. Whisk-broom scanning is useful for acquiring a spatial measurement using a pixel-based hyperspectral sensor. However, when it is applied to outdoor cultural heritages, temporal illumination variat... | Eliminating Temporal Illumination Variations in Whisk-broom Hyperspectral Imaging | 10.1007/s11263-022-01587-8 |
2022-05-01 | Assessment of the level of activity of advective transport through faults and fractures is essential for guiding the geological disposal of radioactive waste. In this study, the advective flow (active, inactive) of meteoric water through fractures is assessed by comparing stable isotopes (δD and δ 18 O) between fractur... | Assessment of the level of activity of advective transport through fractures and faults in marine deposits by comparison between stable isotope compositions of fracture and pore waters | 10.1007/s10040-022-02466-9 |
2022-05-01 | The viability of thermal waste-to-energy (WTE) plants and its optimal performance have informed intelligent predictive modelling of its significant variables critical to optimal energy recovery and plant operational planning using machine learning approach. However, the optimality of hyper-parameters is significant to ... | Evolutionary-based neuro-fuzzy modelling of combustion enthalpy of municipal solid waste | 10.1007/s00521-021-06870-2 |
2022-05-01 | Phosphorus (P) deficiency is one of the major limitations for soybean production. Moreover, it has been well reported P and other mineral elements function interdependently or antagonistically to control nutrients homeostasis in plants. Thus, it is urgently needed to understand the genetic mechanism of the accumulation... | Genome-wide association analysis discovered new loci and candidate genes associated with low-phosphorus tolerance based on shoot mineral elements concentrations in soybean | 10.1007/s00438-022-01895-1 |
2022-05-01 | In this study, a dynamic nuclide identification algorithm based on fuzzy probability factor superposition (FPFS) was proposed for γ spectrum analysis, and the algorithm was tested with spectra from single and multiline radionuclides of the five nuclides 241 Am, 133 Ba, 137 Cs, 60 Co, and 152 Eu. The test results showed... | Application of fuzzy probability factor superposition algorithm in nuclide identification | 10.1007/s10967-022-08318-w |
2022-05-01 | Isotope of iodine 129 I is a fission radionuclide generated by nuclear power plants (NPPs). It is long lived ( t 1/2 = 15.7 × 10 6 years) and easily spread through the environment. Concentrations of 129 I in low-level radioactive waste (LLRW) can be determined using scaling factors, liquid scintillation counting, induc... | Determination of 129I activities and interference in low level radioactive waste by alkaline fusion coupled with ICP-MS | 10.1007/s10967-022-08252-x |
2022-05-01 | Activated sludge treatment of citric acid wastewater creates large quantities of residual biological sludge that is difficult to dewater and dispose of. In order to deepen the understanding of the sludge dewatering process, low-field nuclear magnetic resonance (NMR) spectroscopy was used to study changes in internal, v... | Low-field nuclear magnetic resonance detection of changes in the water distribution in citric acid biosludge during dewatering | 10.1007/s13762-021-03288-0 |
2022-04-30 | Dual rolls equal channel extrusion (DRECE) is an unconventional severe plastic deformation (SPD) process that can effectively produce the ultrafine-grained microstructure in metals and alloys. Previously, the DRECE process carried out on non-ferrous alloys and low-carbon steels were mostly focused on the influence of p... | Effect of the number of passes on grain refinement, texture and properties of DC01 steel strip processed by the novel hybrid SPD method | 10.1007/s43452-022-00432-6 |
2022-04-29 | Background Pre-existing chronic pain has been associated with severe postoperative pain. In this study, we sought to prospectively analyse the association between the duration of chronic low back pain and the intensity of acute postoperative pain after lumbar fusion surgery. Methods A total of 330 patients who underwen... | The duration of chronic low back pain is associated with acute postoperative pain intensity in lumbar fusion surgery: a prospective observational study | 10.1186/s12871-022-01674-w |
2022-04-28 | Background The study aimed to investigate the effect of low-frequency electrical stimulation (LFES) on disuse muscle atrophy and its mechanism in a rabbit model of knee extension contracture. Methods This study involved two experiments. In the time-point experiment, 24 rabbits were randomly divided into 4 groups: Contr... | Low-frequency electrical stimulation alleviates immobilization-evoked disuse muscle atrophy by repressing autophagy in skeletal muscle of rabbits | 10.1186/s12891-022-05350-5 |
2022-04-27 | Background Smoke from solid biomass cooking is often stated to reduce household mosquito levels and, therefore, malarial transmission. However, household air pollution (HAP) from solid biomass cooking is estimated to be responsible for 1.67 times more deaths in children aged under 5 years compared to malaria globally. ... | Cooking outdoors or with cleaner fuels does not increase malarial risk in children under 5 years: a cross-sectional study of 17 sub-Saharan African countries | 10.1186/s12936-022-04152-3 |
2022-04-26 | This study aimed to access the influence of rice flour incorporation on various quality attributes of low-gluten wheat-based pretzels viz., functional, rheological, starch digestibility, color, textural and sensorial properties. Significant increase in swelling power (18.33 ± 0.51) and bulk density (0.58 ± 0.04) was ob... | Influence of replacement of wheat flour by rice flour on rheo-structural changes, in vitro starch digestibility and consumer acceptability of low-gluten pretzels | 10.1186/s43014-022-00088-y |
2022-04-26 | We present an optically powered, intrinsically safe gas monitoring system to measure four essential environmental gases (CH 4 , CO 2 , CO and O 2 ), together with ambient temperature and pressure, for underground mines. The system is based on three key technologies developed at UNSW: (1) power-over-fibre (PoF) at 1550 ... | Optically powered gas monitoring system using single-mode fibre for underground coal mines | 10.1007/s40789-022-00496-y |
2022-04-26 | Obtaining a homogeneous low-dose pharmaceutical powder blend without multi-step processing remains a challenge. One promising technology to address this risk is resonant acoustic mixing (RAM). In this study, the performance of a laboratory resonant acoustic mixer (LabRAM) was studied at low active pharmaceutical ingred... | Assessment of Resonant Acoustic Mixing for Low-Dose Pharmaceutical Powder Blends | 10.1208/s12249-022-02262-4 |
2022-04-25 | With the development of agricultural science and technology, the influence of nanomaterials on plants under low pressure is still not reported. Planting at the low-pressure place (in space or high-altitude areas of the Earth) is looking increasingly possible in the future. In this study, rice seedlings were cultured un... | Toxicities of nanomaterials and metals to rice under low atmospheric pressure | 10.1007/s11738-022-03391-w |
2022-04-24 | Background Vector-borne diseases are on the rise on a global scale, which is anticipated to further accelerate because of anthropogenic climate change. Resource-limited regions are especially hard hit by this increment with the currently implemented surveillance programs being inadequate for the observed expansion of p... | A barcoding pipeline for mosquito surveillance in Nepal, a biodiverse dengue-endemic country | 10.1186/s13071-022-05255-1 |
2022-04-21 | Main conclusion We performed genome-wide and heterologous expression analysis of the safflower cysteine protease family and found that inhibition of CtCP1 expression enhanced plant cold resistance. Abstract Cysteine protease (CP) is mainly involved in plant senescence and stress responses. However, the molecular mechan... | Identification and functional characterization of safflower cysteine protease 1 as negative regulator in response to low-temperature stress in transgenic Arabidopsis | 10.1007/s00425-022-03875-6 |
2022-04-21 | Polymers play an integral part in the semiconductor electronic industry. Low dielectric constant materials (k < 3.0) have the advantage of facilitating manufacture of high performance integrated circuit (IC) devices with decreasing feature size of the chip. In this work, two different approaches has been put forth to p... | Fabrication of SiO2-reinforced polybenzoxazine composites and their thermal and dielectric properties | 10.1007/s10965-022-03010-9 |
2022-04-21 | The Sinian Dengying formation reservoirs in Sichuan Basin of China have characteristics of high temperature, high pressure, deep buried depth, strong heterogeneity, low porosity and permeability, rich pore, natural fractures, vugs and high concentration H 2 S, CO 2 , which limit the reconstruction technologies about th... | Accurate sectional and differential acidizing technique to highly deviated and horizontal wells for low permeable Sinian Dengying formation in Sichuan Basin of China | 10.1007/s42452-021-04804-0 |
2022-04-21 | Background Delay in care seeking is one of the causes for neonatal death. Mothers’ knowledge of neonatal danger signs is imperative to promote early recognition of neonatal illness and reduce the delay in care seeking. Currently, no study has been conducted on the knowledge about neonatal danger signs in China, especia... | Knowledge about neonatal danger signs and associated factors among mothers of children aged 0–12 months in a rural county, Southwest of China: a cross-sectional study | 10.1186/s12884-022-04592-4 |
2022-04-21 | Power consumption has become one of the bottlenecks limiting the future development of integrated circuits. Tunnel FETs (TFETs) and negative capacitance FETs (NCFETs) can break the subthreshold swing limitation (60 mV/dec at room temperature) of conventional metal-oxide-semiconductor field-effect transistor (MOSFET) to... | Physical investigation of subthreshold swing degradation behavior in negative capacitance FET | 10.1007/s11432-021-3283-5 |
2022-04-19 | The thermal characteristics of large airship with multi-gasbag of complex shape at low-altitude flight were investigated in this paper, using numerical simulation method. Heat transfer of large airship system with multi-gasbag at low altitude was analyzed with convection and radiation modes, and a new environmental mod... | Study on thermal characteristics of the large multi-gasbag airship at low-altitude flight | 10.1007/s40430-022-03516-9 |
2022-04-19 | Gaseous ethanol detection has attracted significant interest owing to its practical applications such as in breath analysis, chemical process monitoring, and safety evaluations of food packaging. In this study, titanium dioxide (TiO 2 ) nanoparticles functionalized with cobalt porphyrin (CoPP) are utilized as resistive... | Ethanol-sensing properties of cobalt porphyrin-functionalized titanium dioxide nanoparticles as chemiresistive materials that are integrated into a low power microheater | 10.1186/s40486-022-00146-7 |
2022-04-19 | We present an experimental study on the motion of a spherical droplet in a plane traveling sound wave. The experiments were performed in the test section of a tunnel with two loudspeakers at the two ends of the tunnel. By adjusting the amplitude ratio and the phase difference between the two speakers, a plane traveling... | Experimental study on the motion of a spherical particle in a plane traveling sound wave | 10.1007/s10409-022-09015-x |
2022-04-18 | Ni nanoparticle catalysts embedded in ZrO 2 porous spheres and ZrO 2 porous composite spheres, SiO 2 -ZrO 2 , MgO-ZrO 2 , and Y 2 O 3 -ZrO 2 , with 83−115 nm diameter and 167–269 m 2 /g specific surface area were prepared by a one-pot and one-step solvothermal reaction from precursor solutions consisting of Ni(NO 3 ) 2... | One-Step Solvothermal Synthesis of Ni Nanoparticle Catalysts Embedded in ZrO2 Porous Spheres to Suppress Carbon Deposition in Low-Temperature Dry Reforming of Methane | 10.1186/s11671-022-03683-7 |
2022-04-18 | Upper Jurassic–Lower Cretaceous carbonate successions are widely exposed throughout the Sakarya Zone, Northern Turkey. The carbonates are considered as invaluable archives of palaeoceanographic and palaeoclimatic conditions of Tethys Ocean. We, here, present new micropaleontological, microfacies, and stable isotope dat... | Sedimentological and geochemical approaches for determination of the palaeoceanographic and palaeoclimatic conditions of Lower Cretaceous marine deposits in the eastern part of Sakarya Zone, NE Turkey | 10.1007/s13146-022-00768-3 |
2022-04-17 | To capture more details and enhance image’s contrast in a low-light-level (LLL) environment and improve the performance of the LLL night vision system, a method of extending the dynamic range for the LLL night vision system based on guided filter and adaptive detail enhancement is proposed. Moreover, a complete high dy... | A real-time high dynamic range intensified complementary metal oxide semiconductor camera based on FPGA | 10.1007/s11082-022-03679-8 |
2022-04-16 | To determine the water vapour permeability of porous building materials, the wet cup and dry cup tests are frequently performed. Those tests have shown to present high discrepancy. The water vapour permeability of building materials is an essential parameter to determine the hygrothermal behaviour of the material and i... | Measurement of the water vapour permeability of earth plasters using small-scale wind tunnels under variable air flow regimes | 10.1617/s11527-022-01950-8 |
2022-04-16 | Introduction Mobile produce markets are becoming an increasingly prevalent, accepted, and effective strategy for improving fruit and vegetable (F&V) access and consumption across underserved and lower-income communities. However, there is limited published research on mobile market operations. The goal of this research... | Operational challenges that may affect implementation of evidence-based mobile market interventions | 10.1186/s12889-022-13207-8 |
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