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2022-02-25 | Microplastics cause extensive contamination of water environments worldwide. As such, microplastics in freshwater systems have received increased attention in recent years. However, the effects of microplastics on freshwater macrophytes remain poorly understood. This study investigates the effects of microplastics on t... | Root Adsorption of Microplastic Particles Affects the Submerged Freshwater Macrophyte Egeria densa | 10.1007/s11270-022-05556-2 |
2022-02-24 | In this present study, Physalis minima were used to identify its potential as eco-friendly and non-toxic corrosion inhibitor with its action on low carbon steel. At an optimized concentration of 10% (v/v) of the inhibitor, maximum efficiency of 98% was attained at an optimal temperature of 298 K on low carbon steel in ... | Investigation of Eco-friendly Corrosion Inhibitor for Low Carbon Steel Using Extract of Physalis Minima Leaves | 10.1007/s40735-022-00649-1 |
2022-02-24 | We consider limits of N $$ \mathcal{N} $$ = 4 super-Yang-Mills (SYM) theory that approach BPS bounds. These limits result in non-relativistic theories that describe the effective dynamics near the BPS bounds and upon quantization are known as Spin Matrix Theories. The near-BPS theories can be obtained by reducing N $$ ... | Spin Matrix Theory in near
1
8
$$ \frac{1}{8} $$
-BPS corners of
N
... | 10.1007/JHEP02(2022)191 |
2022-02-23 | Attapulgite (ATP) is a low-cost hydrated clay mineral of aluminum and magnesium and can be used for the preparation of linear low-density polyethylene (LLDPE) nanocomposites. However, the ATP contains accessory minerals that can harm their performance and hinder their polymer interaction. Then, a purification process o... | Influence of surface modification of attapulgite (ATP) with aminosilane (3-aminopropyl) triethoxysilane for the preparation of LLDPE/ATP nanocomposites | 10.1007/s10965-022-02953-3 |
2022-02-22 | In this study, gas production from mixed anaerobic fermentation of rapeseed cake and sheep manure at low temperature (15.2–17.8 °C) was investigated in Qinghai rural household biogas digesters to understand the temporal dynamics of key microbial populations involved in fermentations. Different raw material ratios resul... | Anaerobic digestion characteristics and key microorganisms associated with low-temperature rapeseed cake and sheep manure fermentation | 10.1007/s00203-022-02796-y |
2022-02-21 | The increasing demand for applying modified inert atmosphere systems for insect eradication in museums has led to the desire for lower-cost consumable materials, particularly laminated plastic films. An ultra-low oxygen-permeable laminate is required for creating successful systems of modified inert atmosphere to keep ... | Assessing the suitability of new film laminates for sustainable insect eradication by modified atmosphere in museums | 10.1186/s40494-022-00663-z |
2022-02-17 | Background Current TB diagnostic methods available have been developed for adults and development efforts have neglected the differences in disease and sampling that occur between adults and children. Diagnostic challenges are even greater in HIV co-infected children and infants. Methods and results We established a sa... | Exploring the value of Mycobacterium tuberculosis modified lipoprotein as a potential biomarker for TB detection in children | 10.1186/s12879-022-07140-9 |
2022-02-17 | Noradrenergic neurons of the locus coeruleus (LC) receive projection from hypothalamus orexinergic neurons and express orexin receptor type 1 (OXR1). Orexin-A has a regulatory effect on feeding, sleep, arousal, reward processing, and drug addiction. Orexinergic neurons make excitatory afferent to the LC neurons. Howeve... | Extracellular Calcium Contributes to Orexin-Induced Postsynaptic Excitation of the Rat Locus Coeruleus Neurons | 10.1007/s10989-022-10379-0 |
2022-02-15 | Background Altered adipokine secretion in dysfunctional adipose tissue facilitates the development of atherosclerotic diseases including lower extremity peripheral artery disease (PAD). Asprosin is a recently identified adipokine and displays potent regulatory role in metabolism, but the relationship between asprosin a... | Asprosin induces vascular endothelial-to-mesenchymal transition in diabetic lower extremity peripheral artery disease | 10.1186/s12933-022-01457-0 |
2022-02-14 | In this work, pure SnO 2 and Ni-doped SnO 2 nanorods were synthesized through a one-step template-free hydrothermal method and then used to detect isopropanol. Sensors fabricated with the Ni-doped SnO 2 nanocomposites showed the best gas sensing performance when the Ni doping amount was 1.5 mol.%. The response reached ... | Facile synthesis of Ni-doped SnO2 nanorods and their high gas sensitivity to isopropanol | 10.1007/s11706-022-0585-9 |
2022-02-14 | The effect of hydrostatic stress on the strength differential effect (SDE) in a 0.8-mm-thick low-carbon steel sheet is experimentally investigated. The in-plane compressive stress-strain curve is approximately 10% higher than the uniaxial tensile stress-strain curve at a strain of 0.15, confirming that the test sample ... | Effect of hydrostatic stress on the strength differential effect in low-carbon steel sheet | 10.1007/s12289-022-01650-2 |
2022-02-14 | In the recent years, yeasts have evolved as potent bioremediative candidates for the detoxification of xenobiotic compounds found in the natural environment. Candida sp. are well-studied apart from Saccharomyces sp. in heavy metal detoxification mechanisms. In the current study, Candida parapsilosis strain ODBG2, Candi... | Heavy metal-induced oxidative stress and alteration in secretory proteins in yeast isolates | 10.1007/s00203-022-02756-6 |
2022-02-14 | A design of a low-profile circular cavity-backed slot antenna with conical radiation patterns is presented for X-band application. A low-profile cavity is realized with the help of substrate integrated waveguide (SIW) technique. The top metal cladding of the cavity is engraved with a circular ring slot for conical radi... | Substrate integrated waveguide (SIW) cavity-backed slot antenna with monopole-like radiation for vehicular communications | 10.1007/s00339-021-05203-3 |
2022-02-10 | Background Very low-protein (VLP) diets negatively impact calcium (Ca) metabolism and absorption. The objective of this study was to investigate the effect of supplemental branched-chain amino acids (BCAA) and limiting amino acids (LAA) on Ca digestibility, absorption and reabsorption in pigs fed with VLP diets. Forty-... | Dietary branched-chain amino acids modulate the dynamics of calcium absorption and reabsorption in protein-restricted pigs | 10.1186/s40104-021-00669-w |
2022-02-07 | Low-cycle fatigue cropping (LCFC) is a new metal bar separation method which utilizes the material fracture under cyclic load. To achieve good and fast separation of metal bars, a control scheme based on characteristics of whole cropping process is necessary. Three kinds of materials, such as 16Mn, 1045 and Al 6061, ha... | The investigation of the optimization scheme of the low-cycle fatigue cropping based on the acoustic emission technique | 10.1007/s43452-021-00335-y |
2022-02-07 | The Triassic Chang 8 Formation in Pengyang Region, Southwestern Ordos Basin, belonged to typical near-source hydrocarbon-bearing reservoirs; the hydrocarbon accumulation mode did not meet the classical law. This led to low resistivity contrast between hydrocarbon-bearing reservoirs and water saturated layers, and the c... | Methods to identify near-source hydrocarbon-bearing potential reservoir using geophysical well logging data: A case study of the Triassic Chang 8 Formation in Pengyang Region, Southwestern Ordos Basin | 10.1007/s12517-022-09571-9 |
2022-02-05 | Abstract Energy-saving smart windows could reduce building energy consumption by dynamically regulating solar transmission without consuming additional energy. However, current thermochromic smart windows based on hydroxypropyl cellulose (HPC) are still facing challenges, such as low durability and unsatisfactory in re... | Hybrid thermochromic hydrogels based on HPC/PVA for smart windows with enhanced solar modulation | 10.1007/s12039-021-02024-y |
2022-02-01 | To power large-scale energy storage systems, sodium-ion batteries (SIBs) must have not only high-energy density but also high performance under a low-temperature (LT) environment. P2-type manganese oxides with high specific capacity are promising cathode candidates for SIBs, but their LT applications are limitedly expl... | A durable P2-type layered oxide cathode with superior low-temperature performance for sodium-ion batteries | 10.1007/s40843-021-1742-8 |
2022-02-01 | This paper focuses on the experimental investigation of glass-fiber-reinforced epoxy (GF/epoxy) composites embedded with shape memory alloy wires subjected to low-velocity impact loading at variable temperatures. The specimens manufactured by vacuum assisted resin infusion processing were tested at a temperature range ... | Impact Behavior of Shape Memory Alloy Hybrid Composites under Different Temperatures | 10.1007/s12221-022-3348-4 |
2022-02-01 | In the cold winter, the concrete strength of box girder under steam curing is not enough and early cracks appear because of volume expansion, poor temperature control and other reasons. The electric heating furnace can provide enough temperature for concrete curing and will not produce a lot of water vapor to make the ... | Study on early-age thermal field of single-cell box girder concrete cured with electric heating furnaces | 10.1007/s10973-021-10565-0 |
2022-02-01 | In order to study the thermal deformation behavior of a low-carbon steel, the samples were subjected to a single-pass thermal compression test on the Gleeble-1500 thermal simulator. The compression temperature was 900-1200 °C, and the strain rate was 0.01-10 s −1 . Based on the experimental results, a strain-compensate... | Constitutive Modeling of Flow Behavior and Processing Maps of a Low-Carbon Steel | 10.1007/s11665-021-06233-x |
2022-02-01 | Low-dimensional inorganic nanostructures such as quantum dots as well as one- and two-dimensional nanostructures are widely studied and already used in high-performance infrared photodetectors. These structures feature large surface-to-volume ratios, tunable light absorption, and electron-limiting effects. This article... | Recent developments of infrared photodetectors with low-dimensional inorganic nanostructures | 10.1007/s12274-021-3634-2 |
2022-02-01 | Cross wedge rolling (CWR) has unique advantages in the production of shaft preforms with refined grains and improved mechanical properties. Considering the sensitivity of Ti-6Al-4V(TC4) alloy to heat treatment temperature, the effect of different initial deformation temperatures (IDTs) on the forming quality, mechanica... | Numerical and experimental study on the hot cross wedge rolling of Ti-6Al-4V vehicle lower arm preform | 10.1007/s00170-021-07979-3 |
2022-02-01 | Abstract In this article, the elastoplastic behavior and resource characteristics for structural materials widely used in industry under fatigue single-frequency and dual-frequency loading is investigated. Amathematical model of the mechanics of a damaged medium has been developed, which makes it possible to model the ... | NUMERICAL MODELING OF THE FATIGUE LIFE OF STRUCTURAL STEELS UNDER SINGLE-FREQUENCY AND DUAL-FREQUENCY LOADING | 10.3103/S0025654422010162 |
2022-02-01 | The important role of mesopores has been investigated in electric double-layer capacitors (EDLCs) operating from 24 °C down to − 40 °C by using two in-house synthesized carbons with hierarchical porosity. These carbons were prepared from colloidal nanoparticles of SiO 2 as the template and d -glucose as the carbon sour... | Revisiting the carbon mesopore contribution towards improved performance of ionic liquid–based EDLCs at sub-zero temperatures | 10.1007/s11581-021-04354-w |
2022-02-01 | The utilization of low calorific gas contributes to the energy conservation and environment protection. In order to improve the utilization efficiency, a porous media burner combining the alumina pellets and ceramic foam was established. The effects of the pellets diameter and pore density of ceramic foam on the combus... | Combustion characteristics of a low calorific gas burner with ceramic foam enclosed by alumina pellets | 10.1007/s00231-021-03107-9 |
2022-02-01 | Abstract— A two-level temperature system is proposed to control heat, secondary treatment and preparation for casting low-carbon G/ET steel grade at BOF Shop-2 of the United West Siberian Iron and Steel Works. Depending on the process chart, it is possible to design different control systems to manage steelmaking train... | Nonparametric Algorithm to Control the Temperature Regime of the Metal at BOF–CCM Section | 10.3103/S0967091222020085 |
2022-02-01 | High salt and low temperature are the bottlenecks for the remove of oil contaminants by enriched crude-oil degrading microbiota in Liaohe Estuarine Wetland (LEW), China. To improve the performance of crude-oil removal, microbiota was further immobilized by two methods, i.e. , sodium alginate (SA), and polyvinyl alcohol... | Enhanced Biodegradation of High-Salinity and Low-Temperature Crude-Oil Wastewater by Immobilized Crude-Oil Biodegrading Microbiota | 10.1007/s11802-022-4907-4 |
2022-02-01 | Malus baccata (L.) Borkh. is widely used as an apple rootstock in northern China. Previous studies have shown that jasmonic acid (JA) can alleviate the oxidative damage in M. baccata roots under low root-zone temperature (LT), yet the regulatory mechanism is unclear. To uncover the mechanism of JA in regulating the res... | TMT-Based Quantitative Proteomic Revealed Metabolic Changes of Jasmonic Acid in Regulating the Response of Malus baccata (L.) Borkh. Roots to Low Root-Zone Temperature | 10.1007/s00344-021-10324-3 |
2022-02-01 | Abstract A smart system for predicting the fatigue strength of metals over a broad temperature range is developed on the basis of a specially trained neural network. The system can predict the number of loading cycles to failure and also the onset of fatigue-crack formation and the rate of crack growth in different tes... | Neural-Network Prediction of the Low-Temperature Fatigue Strength of Metals | 10.3103/S1068798X22020095 |
2022-02-01 | We present a systematic study on the properties of Na(Y,Gd)F 4 -based upconverting nanoparticles (UCNP) doped with 18% Yb 3+ , 2% Tm 3+ , and the influence of Gd 3+ (10–50 mol% Gd 3+ ). UCNP were synthesized via the solvothermal method and had a range of diameters within 13 and 50 nm. Structural and photophysical chang... | Influence of Gd3+ doping concentration on the properties of Na(Y,Gd)F4:Yb3+, Tm3+ upconverting nanoparticles and their long-term aging behavior | 10.1007/s43630-021-00161-4 |
2022-02-01 | Sweetpotato is an important crop that is very sensitive to low temperatures. Mitogen-activated protein kinase (MAPK) is involved in plant growth and development and is responsive to many environmental stresses. IbMPK3 is strongly regulated by low-temperature stress. We studied the function of IbMPK3 and how it may enha... | Overexpression of IbMPK3 increases low-temperature tolerance in transgenic sweetpotato | 10.1007/s11816-021-00730-0 |
2022-02-01 | For low-sulfidation epithermal deposits, which are globally significant sources of Au and Ag, we propose a new multi-stage ore-deposition mechanism initiated by cold groundwater. This cold-water trap was verified in the Philippine Sirawai Au–Ag deposit through geological modeling using the data of ore minerals, X-ray d... | Geological Modeling and Numerical Simulation of Cold-Water Trap in the Low-Sulfidation Epithermal Sirawai Au–Ag Deposit, Mindanao, Philippines | 10.1007/s11053-021-09978-3 |
2022-02-01 | Abstract We have shown that HTSC ceramic can be synthesized in the chamber of a plasma-chemical reactor. This method makes it possible to significantly reduce the solid phase synthesis process and obtain modified HTSC ceramic with a given content of nonsuperconducting additives that act as pinning centers. | Plasma-Chemical Synthesis of YBa2Cu3O7 – y/CuO Granular Composites | 10.1134/S2075113322010142 |
2022-02-01 | The paper investigates the microstructure formation, mechanical properties, and cold resistance of the grade X70 low-carbon steel after lengthwise and cross rolling. It is shown that the elongated grains forming in the steel structure after lengthwise rolling, have a large quantity of low-angle grain boundaries and the... | Structure Formation and Mechnical Properties of Low-Carbon Steel After Lengthwise and Cross Rolling | 10.1007/s11182-022-02539-y |
2022-02-01 | Abstract The effect of a compatibilizer on the properties of highly filled composites based on aluminum hydroxide and a mixture of high- and low-density polyethylenes was evaluated by the data of analysis of their physicochemical and thermophysical properties, as well as by the data of dilatometric studies. The compati... | The Effect of Compatibilizer on the Properties of a Highly Filled Composite Based on Aluminum Hydroxide and a Mixture of High- and Low-Density Polyethylenes | 10.1134/S2075113322010282 |
2022-02-01 | With the development of industrialization, the emission of volatile organic compounds (VOCs) to atmosphere causes serious environmental problems and the treatment of VOCs needs to consume a lot of energy. Moreover, indoor VOCs are seriously harmful to human health. Thus, there is an urgent requirement for the developme... | Manganese-Based Catalysts for Indoor Volatile Organic Compounds Degradation with Low Energy Consumption and High Efficiency | 10.1007/s12209-021-00308-5 |
2022-02-01 | In this paper Junctionless Double Gate MOSFET based Efficient Charge Recovery Logic (JL-ECRL) circuits have been driven in sub-threshold regime for the first time in literature to implement the ultra low power systems where the performance is not pivotal issue. Analytical modeling of the power dissipation, delay and th... | Analysis of Sub-Threshold Adiabatic Logic Model Using Junctionless MOSFET for Low Power Application | 10.1007/s12633-020-00870-y |
2022-02-01 | Abstract Polycondensation of complexes of chloromethanes with triphenylphosphine by the action of low-voltage electric discharges in the liquid phase gives nanosized solid products. The elemental composition involving the generation of element distribution maps (scanning electron microscopy–energy dispersive X‑ray spec... | Synthesis of Decorated Carbon Structures with Encapsulated Components by Low-Voltage Electric Discharge Treatment | 10.1134/S0018143922010039 |
2022-02-01 | Abstract Oxidation of magnetite is most essential within the complex set of physicochemical processes, which follow annealing of magnetite iron-ore pellets. Using derivatographic and mineralogical methods, mechanism and kinetic parameters of oxidation on the specimens from Ol’khovskoe magnetite and Kachkanarskoe titano... | Investigation of Mechanism and Kinetics of Oxidation of Iron-Ore Magnetite Materials at Low Temperatures | 10.3103/S0967091222020255 |
2022-02-01 | The article reviews the achievements and problems of opto(photo)acoustics in recent years for biomedical applications in real media and real optoacoustic (OA) conversion modes. Optoacoustics is a developed and competitive area. There has been significant progress in laser sound generation technology and in the techniqu... | Optoacoustics of Inhomogeneous Biomedical Media: Competition of Mechanisms and Prospects for Application (a Review) | 10.1134/S106377102201002X |
2022-02-01 | Abstract The results of experimental studies of luminescence in ZnO powder under picosecond excitation are presented. It is shown that the luminescence spectrum excited by laser radiation with a wavelength of 1.06 μm contains a 531-nm line. Its intensity multiply increases as the sample is cooled to liquid-nitrogen tem... | Anti-Stokes luminescence of ZnO powder under picosecond excitation | 10.3103/S1068335622020075 |
2022-02-01 | In-situ combustion (ISC) is one of the most complex methods of thermal enhanced oil recovery (EOR). This study is aimed at improving the basic understanding of the impact of nanoparticles (NPs) on the surface characteristics of reservoir minerals during pyrolysis and low-temperature oxidation (LTO) processes. Different... | Impact of nanoparticles on the surface characteristics of reservoir minerals in relation to the in-situ combustion process of enhanced oil recovery | 10.1007/s13204-021-02252-1 |
2022-02-01 | Partial nitritation is necessary for the implementation of the mainstream anammox (anaerobic ammonium oxidation) process in wastewater treatment plants. However, the difficulty in outcompeting nitrite-oxidizing bacteria (NOB) at mainstream conditions hinders the performance of partial nitritation. The present work aime... | Achieving high-rate partial nitritation with aerobic granular sludge at low temperatures | 10.1007/s10532-021-09965-8 |
2022-02-01 | Electric-field-controlled charge transport is a crucial concept of modern computers, embodied, namely in field-effect transistors. The metallic gate voltage controls the charge population. Thus, it is possible to define logical elements which are the key to computational processes. Here, we investigate a similar system... | Investigating the current distribution of parallel-configured quantum point contacts under quantum Hall conditions | 10.1007/s10825-021-01815-3 |
2022-02-01 | In order to overcome the limitations of a tunnel field-effect transistor (TFET) and to enhance its performance, the use of a low work function live strip (LWLS) in a conventional double-gate TFET (DG-TFET) is proposed in this paper. In this novel DG-TFET architecture, named as LWLS-DG-TFET, a metal strip has been impla... | Performance Improvement of Double-Gate TFET Using Metal Strip Technique | 10.1007/s12633-021-00982-z |
2022-02-01 | This paper develops an integrated concept of a relaxation oscillator to increase system frequency stability and to provide anti-noise signals at a nominal frequency of 8.2 MHz using 2 swing-boosting and self-threshold tracking loop methods. In this case, based on the design of a low-power, high-speed CMOS, the proposed... | Adaptive self-threshold strategy of high speed comparator-based relaxation oscillator using 0.18-μm low-power CMOS design | 10.1007/s10470-021-01816-z |
2022-02-01 | A ubiquitous challenge in design space exploration or uncertainty quantification of complex engineering problems is the minimization of computational cost. A useful tool to ease the burden of solving such systems is model reduction. This work considers a stochastic model reduction method (SMR), in the context of polyno... | Bi-fidelity reduced polynomial chaos expansion for uncertainty quantification | 10.1007/s00466-021-02096-0 |
2022-02-01 | Ammonia oxidising archaea (AOA) are ecologically important nitrifiers in acidic agricultural soils. Two AOA phylogenetic clades, belonging to order-level lineages of Nitrososphaerales (clade C11; also classified as NS-Gamma-2.3.2) and family-level lineage of Candidatus Nitrosotaleaceae (clade C14; NT-Alpha-1.1.1), usua... | Long-Term Adaptation of Acidophilic Archaeal Ammonia Oxidisers Following Different Soil Fertilisation Histories | 10.1007/s00248-021-01763-2 |
2022-02-01 | To obtain new insights into the composition and geological history of the crust–mantle boundary beneath a continental rift, we have investigated a suite of amphibole-rich xenoliths in comparison with amphibole-bearing granulite xenoliths, and amphibole megacrysts from Devonian volcanic rocks of the Pripyat rift in Bela... | Amphibole-rich xenoliths from Devonian igneous rocks of the Pripyat rift, Southeastern Belarus: a window into cratonic lower-crust–upper-mantle boundary | 10.1007/s00710-021-00765-9 |
2022-02-01 | The Niangzhong diabase dikes, dated at 138.1 ± 0.4 Ma, are located within the outcrop area of the Comei large igneous province (LIP). These diabase samples can be divided into two groups: samples in Group 1 show varying MgO (1.50 wt.%–10.25 wt.%) and TiO 2 (0.85 wt.%–4.63 wt.%) contents, and enriched initial isotope co... | Mantle Source Components and Magmatic Evolution for the Comei Large Igneous Province: Evidence from the Early Cretaceous Niangzhong Mafic Magmatism in Tethyan Himalaya | 10.1007/s12583-021-1464-5 |
2022-02-01 | Developing easily separable materials for efficient treatment of low-concentration phosphate which causes eutrophication of water bodies are full of challenges. A magnetic CuFe 2 O 4 /MIL-101(Fe) composite composed of hollow spheres CuFe 2 O 4 and octahedrons MIL-101(Fe) was first fabricated via a facile solvothermal a... | Rapid removal and mechanism investigation of low-concentration phosphate from wastewater by CuFe2O4/MIL-101(Fe) composite | 10.1007/s40097-021-00406-9 |
2022-02-01 | Abstract— Theoretical and experimental methods were used to model the adsorption desulfurization process of hydrocarbon fuels with the pivalates Zn(II), Co(II), Ni(II) deposited on silica gel of various porosities via ultrasonic action. The proposed adsorbents make it possible to reduce the content of toxic sulfur comp... | Simulation of Sorption Purification of Hydrocarbon Fuel from Sulfur Compounds with Transition-Metal Pivalates | 10.1134/S0040579522010067 |
2022-02-01 | This study explored the effect of cellulose nanofibrils (CNFs) as a binder at different weight percentages, namely, 0%, 0.05%, 0.1%, and 0.15%, on the hydration, rheology, pore structure, and mechanical properties of ultra-high ductility cementitious composites (UHDCCs). The hydration kinetics with different CNF conten... | Cellulose nanofibrils for the performance improvement of ultra-high ductility cementitious composites | 10.1007/s10570-022-04421-z |
2022-02-01 | Seaweed is an abundant and low-cost material that is commonly utilised in food, pharmaceutical, bio-fertilizer and other product applications as a gelling agent, thickening or emulsifying substance. However, its application in latex is limited. This research was conducted to evaluate the potential of low industrial-gra... | Effects of low industrial-grade seaweed (LIGS) in natural rubber latex foam (NRLF) | 10.1007/s42464-022-00149-4 |
2022-02-01 | Forest tree growth is primarily explained, modelled, and predicted depending on current age or size, environmental conditions, and competitive status in the stand. The accumulated size is commonly used as a proxy for a tree's past development. However, recent studies suggest that antecedent conditions may impact presen... | The emergent past: past natural and human disturbances of trees can reduce their present resistance to drought stress | 10.1007/s10342-021-01422-8 |
2022-02-01 | Abstract Therapeutic monoclonal antibodies (mAbs), primarily immunoglobin G1 (IgG1) and IgG4 with an engineered CPPC motif in its hinge region, are predominant biologics. Inter-chain disulfide bonds of IgG mAbs are crucial to maintaining IgG integrity. Inter-chain disulfide bond–reduced low molecular weight (LMW) is co... | Mechanistic insights into inter-chain disulfide bond reduction of IgG1 and IgG4 antibodies | 10.1007/s00253-022-11778-5 |
2022-02-01 | Dissimilar metal welds (DMWs) are commonly used when a high strength steel is overlaid with a corrosion resistant alloy (CRA) for petrochemical applications. There have been reported failures of these DMWs during subsea service while under cathodic protection (CP). These failures are caused by local hydrogen embrittlem... | Hydrogen-Assisted Cracking Fracture Analysis using High-Speed Camera and Delayed Hydrogen Cracking Test | 10.1007/s11668-021-01308-2 |
2022-02-01 | Purpose Low-cost meshes (LCM) were repurposed for the repair of hernias in the developing world. In vivo studies have shown LCM to have comparable results to commercial meshes (CM) at a fraction of the cost. However, little has been done to characterise the mechanical and biocompatible properties of LCM, preventing its... | In vitro characterisation of low-cost synthetic meshes intended for hernia repair in the UK | 10.1007/s10029-021-02401-z |
2022-02-01 | Background Hair is a frequently encountered biological evidence in personal identification. The amount of nuclear DNA that can be extracted from a single strand of rootless hair is most limited, making the detection of short tandem repeat (STR) polymorphisms difficult. To overcome these limitations, deletion/insertion ... | Detection of deletion/insertion polymorphism profiles from single human hair shafts | 10.1007/s11033-021-06921-w |
2022-02-01 | Low-light environment affects human physiology, psychology, and behavior. It causes errors in work and increases accidents. In this study, we built a coal mine lighting simulation experiment system. The system not only includes an experimental environment simulation system and a physiological indicator test system, but... | Lighting for work: a study on the effect of underground low-light environment on miners’ physiology | 10.1007/s11356-021-16454-1 |
2022-02-01 | Nowadays, porous Si 3 N 4 ceramics are fabricated by high purity α-Si 3 N 4 powders, resulting in a higher cost of production. To reduce cost and save energy, in this research, high levels of β-Si 3 N 4 powders were effectively utilized to produce excellent and low-cost porous Si 3 N 4 ceramics. The effects of high lev... | Preparation, Properties and Growth Mechanism of Low-Cost Porous Si3N4 Ceramics with High Levels of β-Si3N4 Powders | 10.1007/s12633-021-00941-8 |
2022-02-01 | At present, there is a vital need for river water purification by developing new approaches to eliminate bacterial biofilms, textile dyes, and Low-Density Polyethylene (LDPE) plastics that pose severe threats to human and environmental health. The current work put forward the construction of an eco-friendly green strat... | Green Synthesis of Zinc Oxide Nanoparticles (ZnO NPs) for Effective Degradation of Dye, Polyethylene and Antibacterial Performance in Waste Water Treatment | 10.1007/s10904-021-02142-7 |
2022-02-01 | Adding essential oil into the gelatin-based film can enhance the antibacterial activity of the film, but excessive amounts of addition will bring the film an unpleasant flavor and reduce its mechanical performance. Hence, we prepared functional gelatin-based films by incorporating low content of ginger essential oil (G... | Flavor, antimicrobial activity and physical properties of gelatin film incorporated with of ginger essential oil | 10.1007/s13197-021-05080-x |
2022-02-01 | This study investigated the effects of long-term low-salinity on the growth performance, proximate composition, amino acid and fatty acid profiles of Scylla paramamosain. The salinity of the low-salinity-culture group (LC) and maintained-salinity-culture group (MC) were set at 5 and 25 respectively. After rearing for 3... | Effect of Long-Term Low-Salinity Culture on the Survival, Growth, and Nutrient Composition of Mud Crab Scylla paramamosain | 10.1007/s11802-022-4812-x |
2022-02-01 | The Xuancheng ore district is a newly discovered ore district within the Middle-Lower Yangtze River Metallogenic Belt (MYRMB) of Eastern China. Here we investigated the major and trace element concentrations of apatite crystallizes in ore-related intrusions from three skarn deposits with distinctive metal endowments in... | Petrogenetic and metallogenic implications of the Late Mesozoic intrusive rocks in the Xuancheng ore district, eastern China: insight from in situ analysis of apatite | 10.1007/s12303-021-0019-1 |
2022-02-01 | This study aims at providing systematically insights to clarify the impact of cathodic polarization on the stress corrosion cracking (SCC) behavior of 21Cr2NiMo steel. Slow-strain-rate tensile tests demonstrated that 21Cr2NiMo steel is highly sensitive to hydrogen embrittlement at strong cathodic polarization. The lowe... | Effect of cathodic potential on stress corrosion cracking behavior of 21Cr2NiMo steel in simulated seawater | 10.1007/s12613-020-2199-5 |
2022-02-01 | Purpose Maternal nutrition during early development and paternal nutrition pre-conception can programme offspring health status. Hypothalamus adipose axis is a target of developmental programming, and paternal and maternal high-fat, high-sugar diet (HFS) may be an important factor that predisposes offspring to develop ... | Parental high-fat high-sugar diet programming and hypothalamus adipose tissue axis in male Wistar rats | 10.1007/s00394-021-02690-1 |
2022-02-01 | Salviae miltiorrhizae radix et rhizoma (Danshen, in Chinese) is one of the traditional Chinese medicines commonly used in clinical practice. In this study, low field nuclear magnetic resonance (LF-NMR) was used to detect changes in the moisture content during the drying of Danshen . Three water states (bound, immobiliz... | Evaluation of quality change in Salviae miltiorrhizae radix et rhizoma during drying by LF-NMR and HPLC | 10.2116/analsci.21P169 |
2022-02-01 | The color and nutritional quality of vegetables directly affect the choices of consumers and thus affect the commercial value of the vegetable products. Green light can penetrate the outer leaves and reach the inner leaves to promote photochemical reaction of the overlapping leaves of head vegetables. However, whether ... | External green light as a new tool to change colors and nutritional components of inner leaves of head cabbages | 10.1007/s11694-021-01150-y |
2022-02-01 | Decamethylcyclopentasiloxane (D5) has attracted an increasing attention because it can realize waterless dyeing of chemical fibers. In this paper, two azo disperse dyes with different substituents were synthesized, and compared with C.I. Disperse Red 73 to study the relationship between structure and dyeing properties ... | Substituent-Dyeing Properties Relationship of Disperse Dyes on Polyester in Low Pressure Waterless Dyeing System | 10.1007/s12221-021-2327-5 |
2022-02-01 | Abstract The paper presents the results of studying sylvinite rocks of the Lower Permian halogenic formation in the West and East Perelyub sites with perspectives for the commercial development of potassium salts in the Saratov region and in the Gremyachinsk potash deposit (Volgograd region, Russian Federation) by the ... | Genetic Interpretation of the Textural–Structural Appearance of Early Permian Sylvinite Rocks in the Caspian Basin | 10.1134/S0024490222010060 |
2022-02-01 | The application of protein-based drugs in oral delivery system is limited due to the harsh environment of the gastrointestinal (GI) tract. Herein, a pH-responsive nano-sized complex with chitosan (CH) and alginate (AL) was fabricated without cross-linker as an oral vehicle for bursting release of protein at the target ... | Crosslinker-free Bovine Serum Albumin-loaded Chitosan/alginate Nanocomplex for pH-responsive Bursting Release of Oral-administered Protein | 10.1007/s12257-021-0243-6 |
2022-02-01 | An approach for post-frac production profiling has been presented in this study by integrating a fracture model with a reservoir simulation model for a well drilled in tight sand reservoir of Lower Indus Basin in Pakistan. The presented integrated approach couples the output from the fracture growth model with a reserv... | Optimization of hydraulic fracturing treatment in tight sand reservoir of lower indus basin: an integrated approach | 10.1007/s13202-021-01414-9 |
2022-02-01 | Aims Low-frequency vibrations exist commonly in practical engineering, which are difficult to be isolated effectively via a linear vibration isolator due to the inherent contradiction between large loading capacity and low-frequency isolation. The nonlinear vibration isolation technologies including high- and low-dynam... | Modeling and Stiffness Properties for the Hydro-pneumatic Near-Zero Frequency Vibration Isolator with Piecewise Smooth Stiffness | 10.1007/s42417-021-00390-y |
2022-02-01 | This study evaluated the influence of photobiomodulation (PBM) using low-level laser therapy (PBM/LLLT) or light-emitting diode (PBM/LED) therapy on peri-implant tissue healing. A laboratory model was used to assess the adhesion and metabolism of osteoblasts (SaOs-2), human gingival fibroblasts (HGF), and normal oral k... | Photobiomodulation using LLLT and LED of cells involved in osseointegration and peri-implant soft tissue healing | 10.1007/s10103-021-03299-w |
2022-02-01 | Abstract— Composite microcapsules based on polyelectrolytes and nanoparticles of iron oxides are synthesized, and the release of encapsulated high-molecular dextran under the influence of a low-frequency alternating magnetic field due to the magnetomechanical actuation of nanoparticles in a polymer shell is investigate... | Release of TRITC-Dextran from Composite Microcapsules under the Influence of a Low-Frequency Alternating Magnetic Field | 10.1134/S1027451021060355 |
2022-02-01 | Pain is a complex phenomenon, the experience of which varies widely across individuals. At worst, chronic pain can lead to anxiety and depression. Cost-effective strategies are urgently needed to improve the treatment of pain, and thus we propose a novel home-based pain measurement system for the longitudinal monitorin... | Pain fingerprinting using multimodal sensing: pilot study | 10.1007/s11042-021-11761-8 |
2022-02-01 | The objectives of this experimental study are to develop impact-resistant three-dimensional (3D) woven textile-reinforced composites as well as to clarify the relationship among woven structure, mechanical performance, and failure mode of the developed composites. Six types of 3D woven structures with different binder-... | Experimental Investigation on Low-Velocity Impact Performance of 3D Woven Textile Composites | 10.1007/s10443-021-10005-0 |
2022-02-01 | The hydroxyethyl cellulose (HEC) is a biocompatible and nonperishable natural compound, which makes it an ideal additive for achieving super-low friction in hydration lubrication. In this work, ultra-polished quartz glasses were used as friction pairs with a contact area as large as 50.24 mm 2 . The lubrication behavio... | Achievement of Super-Low Friction between Ultra-polished Quartz Lubricated by Hydrated Hydroxyethyl Cellulose | 10.1007/s11665-021-06284-0 |
2022-02-01 | Internal fungal infection and pest invasion are defects commonly found in dried longan fruits, which cannot be visualized easily without peeling. The present work was aimed to develop a non-destructive method for discriminating defective dried longan fruits via measuring the transverse relaxation times (T 2 ) by Low-Fi... | A novel non-destructive detection of deteriorative dried longan fruits using machine learning algorithms based on low field nuclear magnetic resonance | 10.1007/s11694-021-01190-4 |
2022-02-01 | Abstract The analysis of the features of providing fuel, electric and thermal energy, and water supply for residential low-rise buildings in the conditions of territories with an arid climate is carried out. Their variability is revealed depending on the natural and climatic conditions of their locations, types of acti... | On the Possibility of Sustainable Energy and Water Supply of Low-Rise Residential Buildings Located in Areas with an Arid Climate using Combined Wind and Solar Photovoltaic Power Complexes of Low Power | 10.3103/S0003701X22010200 |
2022-02-01 | Abstract Corrosion of low-carbon steel St3 in 2 M H 2 SO 4 containing Fe 2 (SO 4 ) 3 was studied by measuring mass loss of the metal samples and using voltammetric measurements on a rotating disk electrode. Corrosion of steel in this medium involves anodic ionization of steel proceeding in the kinetic region and two ca... | Mechanism of Steel Corrosion in Inhibited Acid Solutions Containing Iron(III) Salts | 10.1134/S0036024422020030 |
2022-02-01 | Background and objectives Corticosteroids are commonly used in the treatment of hospitalized patients with COVID-19. The goals of the present study were to compare the efficacy and safety of different doses of dexamethasone in the treatment of patients with a diagnosis of moderate to severe COVID-19. Methods Hospitaliz... | Comparing efficacy and safety of different doses of dexamethasone in the treatment of COVID-19: a three-arm randomized clinical trial | 10.1007/s43440-021-00341-0 |
2022-02-01 | Retrograde Intra-Renal Surgery (RIRS) plays a primary role in renal stone treatment context. Energy, frequency and width of laser impulse can be modulated by surgeons to achieve better outcomes. In our study, patients with single renal stone sized 10–20 mm were retrospectively divided into two groups. Patients of Group... | Low-energy high-frequency Ho-YAG lithotripsy: is RIRS going forward? A case–control study | 10.1007/s00240-021-01282-2 |
2022-02-01 | Specialized transducers in wireless sensor networks that offer sensing services to the internet of things devices have limited storage and energy resources. One of the most vital issues in WSN design is power usage, as it is nearly impossible to recharge or replace sensor nodes’ batteries. A prominent role in conservin... | Internet of Things Energy Efficient Cluster-Based Routing Using Hybrid Particle Swarm Optimization for Wireless Sensor Network | 10.1007/s11277-021-09015-9 |
2022-02-01 | Immunoglobulin E (IgE) is a well-known key factor in allergic airway disease; however, its central role in non-allergic airway inflammation is often underestimated. In some airway diseases, IgE is produced as a result of allergic sensitization. However, in others, IgE production occurs despite the lack of a specific al... | The Role of IgE in Upper and Lower Airway Disease: More Than Just Allergy! | 10.1007/s12016-021-08901-1 |
2022-01-29 | In this study, the influence of solid particle erosion on the fracture strength of low density polyethylene (LDPE) film under controlled conditions is investigated through impact experiments. The variations in the residual fracture stress as well as the residual fracture strain of the LDPE film after solid particle imp... | Effect of solid particle erosion on fracture strength of low density polyethylene film | 10.1007/s10409-021-09069-3 |
2022-01-29 | The formation environment of continental evaporite—particularly the sedimentary environment closely related to continental evaporite deposits—has received significant research attention for several years. From this perspective, an intermountain basin exists in the inland area of Northwest China, known as the Kumishi ba... | Application of sulfur isotopes for analysing the sedimentary environment of evaporite in low-altitude intermountain basins: a case study on the Kumishi basin, Northwest China | 10.1007/s13146-022-00758-5 |
2022-01-29 | Identification of the sources of the spatio-temporal information of flooding is important for flood control and understanding the water dynamic. Flood disasters are generally caused by two main sources: fluvial and pluvial flooding. However, there is a gap in information and challenge of such particular information in ... | Identification of the spatio-temporal and fluvial-pluvial sources of flood inundation in the Lower Mekong Basin | 10.1186/s40562-022-00215-0 |
2022-01-28 | Aeration strategy is an important factor for the formation and maintenance of aerobic granular sludge (AGS), but aeration is also the most energy-consuming part in the biological wastewater treatment system. In order to optimize the aeration strategy of AGS reactor at low temperature, short- and long-term effects of di... | The Performance of Aerobic Granular Sludge Under Different Aeration Strategies at Low Temperature | 10.1007/s11270-022-05506-y |
2022-01-26 | FeTiO x has been recognized as an environmental-friendly and cost-effective catalyst for selective catalytic reduction (SCR) of NO x with NH 3 . Aimed at further improving the low-temperature DeNO x efficiency of FeTiO x catalyst, a simple strategy of CeO 2 doping was proposed. The low-temperature (< 250 °C) NH 3 -SCR ... | CeO2 doping boosted low-temperature NH3-SCR activity of FeTiOx catalyst: A microstructure analysis and reaction mechanistic study | 10.1007/s11783-022-1539-2 |
2022-01-26 | Shale gas occurrence is mainly affected by pore heterogeneity caused by material composition. Therefore, transitional shale samples collected from the Taiyuan Formation in the Linxing area were carried out with the low-temperature nitrogen adsorption (LT-N 2 GA), geochemical composition, and scanning electron microscop... | Influence of reservoir properties on gas occurrence and fractal features of transitional shale from the Linxing area, Ordos Basin, China | 10.1007/s12517-021-09387-z |
2022-01-25 | Background Triple-negative breast cancers (TNBC) have a relatively poor prognosis and responses to targeted therapies. Between 25 and 39% of TNBCs are claudin-low, a poorly differentiated subtype enriched for mesenchymal, stem cell and mitogen-activated signaling pathways. We investigated the role of the cell-surface c... | Neuropilin-1 is over-expressed in claudin-low breast cancer and promotes tumor progression through acquisition of stem cell characteristics and RAS/MAPK pathway activation | 10.1186/s13058-022-01501-7 |
2022-01-24 | Nitrogen-doped carbon dots/Ni-MnFe-layered double hydroxides (N-CDs/Ni-MnFe-LDHs) are demonstrated as superior peroxidase mimic antibody labels alternative to horseradish peroxidase (HRP) in an immunoassay, potentially overcoming some of the inherent disadvantages of HRP and other enzyme mimicking nanomaterials. They r... | Nitrogen-doped carbon dots/Ni-MnFe-layered double hydroxides (N-CDs/Ni-MnFe-LDHs) hybrid nanomaterials as immunoassay label for low-density lipoprotein detection | 10.1007/s00604-022-05173-0 |
2022-01-23 | PtTi binary electrocatalysts with low Pt loading at the electrodes have been developed by plasma magnetron co-sputtering method under optimized conditions without significant loss in cell performance. Loading of the electrodes in the range of 0.05–0.40 mg cm −2 is achieved by controlling sputtering time. Deposition at ... | Co-sputtered low platinum loaded PtTi binary electrocatalysts for Proton Exchange Membrane (PEM) fuel cells | 10.1007/s12039-021-02015-z |
2022-01-22 | Low-cycle fatigue (LCF) failures can be expected when rebars are subjected to a small number of cycles at large stress/strain amplitudes. Major seismic events are often preceded or followed by other events of smaller/larger magnitude. During each event, the residual fatigue life of the steel reinforcement may reduce, e... | Strain-ageing effects on the residual low-cycle fatigue life of low-carbon steel reinforcement | 10.1617/s11527-022-01885-0 |
2022-01-22 | Stabilization of weak soils for road infrastructural applications is a challenging task. Such soils if properly stabilized with innovative technologies, could be adopted in sub-base courses by replacing conventional granular sub-bases for the construction of low-volume roads. In this research, stabilization of silty sa... | Evaluation of Strength Characteristics of Soil Stabilized with Nano Zinc Oxide—Cement Mixes for Low Volume Road Applications | 10.1007/s40891-021-00346-y |
2022-01-22 | Background The efficacy of pulmonary vein isolation (PVI) alone is not guaranteed for persistent atrial fibrillation (PeAF), and it is unclear which type of ablation approach should be applied in addition to PVI. This study aimed to compare outcomes and prognosis between empirical linear ablation and low-voltage area (... | Comparison of the empirical linear ablation and low voltage area-guided ablation in addition to pulmonary vein isolation in patients with persistent atrial fibrillation: a propensity score-matched analysis | 10.1186/s12872-022-02460-9 |
2022-01-18 | Fox nut ( Euryale ferox ) is categorized among superior quality foods because of its highly nutritious profile. It also serves as a good protein source for vegetarian diets. However, it is not widely consumed, due to soggy texture and bland flavor as compared to other nuts. In this study, we used roasting and seasoning... | Roasted fox nuts (Euryale Ferox L.) contain higher concentration of phenolics, flavonoids, minerals and antioxidants, and exhibit lower Glycemic Index (GI) in human subjects | 10.1186/s43014-021-00081-x |
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