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2023-07-25 | Climate change due to global warming can alter the salinity and pH in aquatic ecosystems. Low salinity (LS) and ocean acidification (OA) are stressors involved in osmotic regulation and can alter the antioxidant capacity of the body. In this study, we observed Na + /K + -ATPase (NKA) expression and activity in disk aba... | Short-Term Exposure to Combined Condition of Low Salinity and pH Affects ROS-Mediated Stress in Disk Abalone (Haliotis discus hannai) | 10.1007/s12601-023-00115-0 |
2023-07-24 | A low cost imine-decorated linker, 4,4'-(hydrazine-1,2-diylidenedimethylylidene)dibenzoic acid was utilized for the preparation of copper-based metal–organic framework (MOF) denoted as Cu-L via a solvothermal technique. The synthesized MOF material has been fully characterized by different analytical techniques such as... | Imine-Decorated Copper-Based Metal-Organic Framework for the Photodegradation of Methylene Blue | 10.1007/s10895-023-03346-5 |
2023-07-24 | The type of catalyst support affects platinum activity and durability in direct methanol fuel cells (DMFCs). In this study, Sb with 0, 4, 8 and 12% doped SnO 2 on carbon cloth (CC) support at ultra-low platinum loading (0.04 mg cm −2 ) is prepared. The results show that the modification of support and the use of Sb-dop... | Pt–Sb–SnO2 Nanostructures on Carbon Cloth Electrodes in Active Direct Methanol Fuel Cells | 10.1007/s10562-023-04419-7 |
2023-07-23 | Background Lower respiratory tract infections (LRTIs) are a major cause of morbidity and mortality in children worldwide and disproportionally affect Sub-Saharan Africa. Despite the heaviest burden of LRIs in Ethiopia, to date, no published studies have reported a comprehensive viral etiology of LRTIs among children in... | Viral etiologies of lower respiratory tract infections in children < 5 years of age in Addis Ababa, Ethiopia: a prospective case–control study | 10.1186/s12985-023-02131-x |
2023-07-22 | This paper creates hydraulic binders using waste and a low energy input. Cements are produced with a bauxite refining residue (red mud-RM), blended with limestone and lime, and fused at temperatures from 600 to 1200 °C. The Saudi RM investigated has significant Al and Si but low Ca. Therefore, lime (CaO) and limestone ... | Alkali fusion of bauxite refining residue (red mud-RM) to produce low carbon cements | 10.1007/s42452-023-05442-4 |
2023-07-20 | Objective This study aimed to investigate the role of D-dimer in the diagnosis of lower extremity deep venous thrombosis (DVT) in patients with rib fractures. Method Retrospective analysis was conducted on the clinical data of 499 patients with rib fractures who were admitted to the Third Hospital of Shijiazhuang betwe... | Diagnostic value of D-dimer for lower extremity deep venous thrombosis caused by rib fracture: a retrospective study | 10.1186/s13018-023-03997-x |
2023-07-19 | Introduction Accumulating clinical evidence links Obstructive Sleep Apnea (OSA) with worse outcomes of asthma, but impact on airway function remains sparsely studied. We tested effects of Chronic Intermittent Hypoxia (CIH) – a hallmark of OSA – on airway hyperresponsiveness (AHR), in a rat model of chronic allergen-ind... | Chronic intermittent hypoxia increases airway hyperresponsiveness during house dust mites exposures in rats | 10.1186/s12931-023-02493-4 |
2023-07-18 | The biorefinery using wasted sweet potatoes is an attractive way to replace fossil fuels and integrate other products. This work aimed to produce sweet potato ethanol using conventional commercial amylolytic enzymes usually applied at 60–90 °C, but at a low temperature (28–42 °C). Additionally, simultaneous hydrolysis ... | Evaluation of Bioethanol Production from Sweet Potato at Low-temperature Hydrolysis with Conventional Amylolytic Enzymes Simultaneous with Fermentation | 10.1007/s12155-023-10639-x |
2023-07-18 | Purpose The low-frequency noise radiated by ships has a significant impact on marine animals; however, traditional ship sound-absorbing materials are not optimal for low-frequency noise control. Therefore, an acoustic metasurface suitable for low-frequency noise control is devised using a spatial folding structure, whi... | Composite Acoustic Metasurfaces Based on Coiled-Up Space | 10.1007/s42417-023-01046-9 |
2023-07-18 | Background Obesity is a condition that is often associated with sleep disorders, including reduced sleep quality (SQ). Very low calorie ketogenic diet (VLCKD) has proven to be effective in the management of obesity and associated metabolic disorders. However, little is still known about the effects of this promising nu... | Can the ketogenic diet improve our dreams? Effect of very low-calorie ketogenic diet (VLCKD) on sleep quality | 10.1186/s12967-023-04280-7 |
2023-07-17 | Fungal polysaccharides have attracted wide attention because of their medical pharmaceutical and health care value. So far, many efforts have been made in strain improvement to produce polysaccharides on a large scale at low cost. Here, a novel cold plasma-induced strain improvement technology was employed to pretreat ... | Effects of Cold Plasma Pretreatment on the Synthesis of Polysaccharide from Pleurotus ostreatus | 10.1007/s12010-023-04662-z |
2023-07-14 | This paper examined the cyclic deformation behaviour of multiphase low-carbon steel that was subjected to austempering heat treatments at four temperatures (190 °C, 230 °C, 275 °C, and 315 °C) below the martensite start temperature ( M s = 353 °C). The tests were conducted at room temperature, under fully reversed str... | Effect of austempering temperature on microstructure and cyclic deformation behaviour of multiphase low-carbon steel | 10.1007/s43452-023-00735-2 |
2023-07-14 | Context How to elucidate the effect of alkali metal promoters on gold-catalyzed water-gas shift reaction i ntrinsically remains a challenging, because that the complex synergy effects such as strong metal-support interactions, interfacial effects, and charge transfer of supported metal catalysts makes people difficulty... | Theoretical insight into the promotion effect of potassium additive on the water-gas shift reaction over low-coordinated Au catalysts | 10.1007/s00894-023-05649-7 |
2023-07-14 | The measurement of low-frequency vibration signals is of great significance for the studies on the seismic monitoring of railway transportation, bridges, and civil building structures. Aiming at the problem that the existing cantilever-type FBG acceleration sensors are difficult to effectively pickup low-frequency vibr... | A study on double-cantilever miniaturized FBG acceleration sensors for low-frequency vibration monitoring | 10.1007/s12596-023-01294-8 |
2023-07-14 | Background Genome-wide association studies (GWAS) have reported single-nucleotide polymorphisms (SNPs) in the VRK serine/threonine kinase 2 gene ( VRK2 ) showing genome-wide significant associations with major depression, but the regulation effect of the risk SNPs on VRK2 as well as their roles in the illness are yet t... | Reduced Vrk2 expression is associated with higher risk of depression in humans and mediates depressive-like behaviors in mice | 10.1186/s12916-023-02945-0 |
2023-07-13 | Global climate change is a cause of concern as extreme events have intensified in recent years, with increased floods and droughts also reported in the Lower Gangetic Plain (LGP). Assessments from Regional Climatic Models (RCM) cannot capture the local climate variability necessary for devising an action plan for clima... | Assessment of Spatio-temporal variability of climate in the lower Gangetic alluvial plain | 10.1007/s10661-023-11572-4 |
2023-07-13 | This paper focuses on the empirical modeling for viscosities of a hydrofluoroolefin refrigerant, R1234ze(Z), which is considered an environmentally friendly alternative to hydrofluorocarbons. The refrigerant has favorable thermophysical properties and a low global warming potential. A new fundamental equation of state ... | Application of Extended Corresponding States (ECS) and Residual Entropy Scaling (RES) Techniques for Modeling Viscosity of cis-1,3,3,3-Tetrafluoropropene (R1234ze(Z)) with Revised Experimental Data | 10.1007/s10765-023-03231-0 |
2023-07-12 | Background Infants born with low birth weight (LBW), i.e. less than 2500g, is considered an important factor of malnutrition in Asia. In India, research related to this issue is still neglected and limited. Evidence exists that a large number of child deaths occur in India due to maternal and child malnutrition-related... | Contribution of low birth weight to childhood undernutrition in India: evidence from the national family health survey 2019–2021 | 10.1186/s12889-023-16160-2 |
2023-07-11 | The M-type GFRP foldcore was prepared by thermal pressing method and was bonded with the panel to obtain the complete foldcore sandwich structure. The influence of impact energy and impact position on the damage mode and impact dynamic response under the low-velocity impact of GFRP M-type foldcore sandwich structure is... | Research on low-velocity impact resistance and damage characteristics of M-type GFRP foldcore sandwich structure | 10.1007/s43452-023-00709-4 |
2023-07-09 | Background The development of a sustainable business model with social acceptance, makes necessary to develop new strategies to guarantee the growth, health, and well-being of farmed animals. Debaryomyces hansenii is a yeast species that can be used as a probiotic in aquaculture due to its capacity to i) promote cell p... | Debaryomyces hansenii supplementation in low fish meal diets promotes growth, modulates microbiota and enhances intestinal condition in juvenile marine fish | 10.1186/s40104-023-00895-4 |
2023-07-08 | Biosorption is a good choice for removal of pollutants from water. In this study, hull cell of thermally autolyzed baker yeast, was used as a low-cost biosorbent against U(VI) pollution. The changes of biomass properties due to autolysis were analyzed using SEM, FTIR and BET techniques. Uranium (VI) biosorption capacit... | Uranium biosorption by autolyzed residues of baker yeast: characterization and optimization | 10.1007/s13399-023-04453-w |
2023-07-07 | Highlights Convincing candidates of flexible (stretchable/compressible) electromagnetic interference shielding nanocomposites are discussed in detail from the views of fabrication, mechanical elasticity and shielding performance. Detailed summary of the relationship between deformation of materials and electromagnetic ... | Flexible Nanocomposite Conductors for Electromagnetic Interference Shielding | 10.1007/s40820-023-01122-5 |
2023-07-07 | This technical note investigated the loss of dissolution rate during accelerated stability studies with a dry blend capsule formulation containing an amorphous salt of drug NVS-1 ( T g 76°C). After 6 m at 40°C/75%RH, dissolution of NVS-1 was ≤40% of initial value. Scanning electron microscope characterization of the un... | Formulation Intervention to Overcome Decreased Kinetic Solubility of a Low Tg Amorphous Drug | 10.1208/s12249-023-02601-z |
2023-07-07 | Background Wastewater-based epidemiological surveillance has been considered a powerful tool for early detection and monitoring of the dynamics of SARS-CoV-2 and its lineages circulating in a community. This study is aimed to investigate the complexity of SARS-CoV-2 infection dynamics in Dhaka city by examining its gen... | Monitoring SARS-CoV-2 variants in wastewater of Dhaka City, Bangladesh: approach to complement public health surveillance systems | 10.1186/s40246-023-00505-4 |
2023-07-07 | Background Wheat ( Triticum aestivum L.) is a major cereal crop that is grown worldwide, and it is highly dependent on sufficient N supply. The molecular mechanisms associated with nitrate uptake and assimilation are still poorly understood in wheat. In plants, NRT2 family proteins play a crucial role in NO 3 – acquisi... | Genome-wide systematic characterization of the NRT2 gene family and its expression profile in wheat (Triticum aestivum L.) during plant growth and in response to nitrate deficiency | 10.1186/s12870-023-04333-5 |
2023-07-05 | Low carbon development of blast furnaces is one of the key technological directions in the current development of ironmaking. Owing to the differences in the physical and chemical properties of hydrogen and carbon, hydrogen-rich media entering a blast furnace will change the heat distribution, thus affecting the stabil... | Heat distribution model under hydrogen-rich low-carbon conditions in blast furnace | 10.1007/s42243-023-01018-z |
2023-07-01 | Building is an important scenario for achieving global carbon peak and carbon neutrality goals, accounting for approximately 37% of global energy-related CO 2 emissions in 2020. In the meanwhile, the construction and operation of buildings was responsible for 36% of global energy consumption, of which 30% energy was us... | Low-carbon building heating system coupled with semiconductor radiation heating and distributed PV: A simulation analysis in two Chinese climate zones | 10.1007/s12273-023-0987-3 |
2023-07-01 | Cracking is one of the major distresses affecting pavement’s serviceability and performance. This structural distress often observed in hot mix asphalt can be accelerated or more extensive in cold regions such as Canada. In recent decades, synthetic fibers have been commonly used to reinforce asphalt concrete. This tec... | Comparative Analysis of the Impact of Synthetic Fibers on Cracking Resistance of Asphalt Mixes | 10.1007/s42947-022-00175-w |
2023-07-01 | The properties and service life of asphalt pavement are to a large extent dependent on pavement structure. Most pavement structural designs at home and abroad commonly follow the typical structural design method; however, considering that the geographical span from east to west in Inner Mongolia is large, a single pave... | Typical Pavement Structure Optimization in Eastern Inner Mongolia Using a Combined Weight-Fuzzy Approach | 10.1007/s42947-022-00166-x |
2023-07-01 | The effect of the properties of granulated materials (ZnO catalyst, sea salt NaCl) and plant seeds during their treatment in a dielectric barrier discharge (DBD) plasma on the combustion mode and discharge power was investigated. The discharge spatial structure was investigated using optical emission spectroscopy. Elec... | Investigation of Plasma Parameters and Electrical Characteristics of a Barrier Discharge During Plasma Treatment of Granulated Materials | 10.1007/s10812-023-01572-0 |
2023-07-01 | Effects of quenching temperature and cooling conditions (water cooling and 10% NaCl cooling) on microstructure and mechanical properties of a 0.2%Ti low alloy martensitic wear-resistant steel used for die casting ejector plate were investigated. The results show that lath martensite can be obtained after austenitizing ... | Effect of heat treatment on microstructure and mechanical properties of Ti-containing low alloy martensitic wear-resistant steel | 10.1007/s41230-023-3023-4 |
2023-07-01 | Rock salt has a self-sealing capacity, low permeability, and high thermal conductivity, making it a potential host for heat-generating nuclear waste. The feasibility of nuclear waste disposal within salt formations has been investigated mostly for small-sized canisters. Geologic disposal of larger-sized canisters origi... | Long-term sinking of nuclear waste canisters in salt formations by low-stress creep at high temperature | 10.1007/s11440-023-01900-w |
2023-07-01 | We describe a state-of-the-art surface imaging and material characterization facility recently established for advanced structural, morphological, and electronic structure characterization of material surfaces in real time with nanometre spatial resolutions. Here, we discuss the basic principles of operation as well as... | Material surface characterization using low-energy electron microscopy and photoemission electron microscopy | 10.1007/s12648-022-02577-9 |
2023-07-01 | Although high-power devices have experienced rapid development, they still suffer from several limitations in terms of traditional interconnecting materials. This paper describes the preparation of nano-silver paste through liquid-phase chemical reduction using PVP/12-3-12 type gemini quaternary ammonium salt as the mi... | Thermal Properties of Low-Temperature-Sintered Graphene/Nano-silver Paste for Insulated Gate Bipolar Transistor Packages | 10.1007/s11664-023-10449-z |
2023-07-01 | Objective Low-field MRI systems are expected to cause less RF heating in conventional interventional devices due to lower Larmor frequency. We systematically evaluate RF-induced heating of commonly used intravascular devices at the Larmor frequency of a 0.55 T system (23.66 MHz) with a focus on the effect of patient si... | RF-induced heating of interventional devices at 23.66 MHz | 10.1007/s10334-023-01099-7 |
2023-07-01 | Sets of the nonionic polymers poly( N -vinyl isobutyramide) (pNVIBAm) and poly( N -isopropyl methacrylamide) (pNIPMAm) are synthesized by radical polymerization covering the molar mass range from about 20,000 to 150,000 kg mol −1 , and their thermoresponsive and solvent-responsive behaviors in aqueous solution are stud... | Thermoresponsive and co-nonsolvency behavior of poly(N-vinyl isobutyramide) and poly(N-isopropyl methacrylamide) as poly(N-isopropyl acrylamide) analogs in aqueous media | 10.1007/s00396-023-05083-4 |
2023-07-01 | Coal tar pitch is important as a binder in the production of construction materials and as the raw material in the production of pitch coke. It is widely used, under the name of electrode pitch, as a binder in the production of electrodes and anode mass. Various modifications improve the characteristics of electrode pi... | Thermal Oxidation of Electrode Coal Pitch | 10.3103/S1068364X23700941 |
2023-07-01 | Objective Temperature controlled T 1 and T 2 relaxation times are measured on NiCl 2 and MnCl 2 solutions from the ISMRM/NIST system phantom at low magnetic field strengths of 6.5 mT, 64 mT and 550 mT. Materials and methods The T 1 and T 2 were measured of five samples with increasing concentrations of NiCl 2 and five ... | Relaxation measurements of an MRI system phantom at low magnetic field strengths | 10.1007/s10334-023-01086-y |
2023-07-01 | Fiber Metal Laminates (FML) are an emerging class of composites possessing exceptional properties and numerous applications. This study investigates the effect of Nano-Silica in E-Glass-Aluminium FML under low-velocity impact testing. The Nano-Silica is dispersed in the epoxy resin at varying concentrations as 0, 1, 3,... | Investigating the Influence of Nano-Silica on Low-Velocity Impact Behavior of Aluminium-Glass Fiber Sandwich Laminate | 10.1007/s12633-023-02391-w |
2023-07-01 | The issues regarding energy dissipation and component damage caused by the interface friction between a friction pair attract enormous attention to friction reduction. The key-enabling technique to realize friction reduction is the use of lubricants. The lubricants smooth the contact interfaces, achieving an ultralow f... | Low friction of superslippery and superlubricity: A review | 10.1007/s40544-022-0659-9 |
2023-07-01 | Adsorption of ionic molecules at the solid–liquid interface depends on various interactions, particles surface properties as well as the presence of the additional substance in the analyzed systems. The waste material obtained from the supercritical fluid extraction process was used as an adsorbent. The plant-based bio... | Nanostructure of humic acid adsorption layer in the presence of Cs and Sr ions on the surface of waste material obtained from residue after supercritical extraction of hops | 10.1007/s13204-022-02655-8 |
2023-07-01 | Abstract A new approach to solid-state pressure welding of Zn–22% Al aluminum–zinc alloy in vacuum at a temperature of 250°C under conditions of low-temperature superplasticity is proposed. An ultrafine equi-axial structure with an average size of both phases was obtained by annealing in an oven at 350°C followed by qu... | Welding the Solid State of Zn–22% Al Alloy under Low-Temperature Superplasticity Conditions | 10.1134/S1063784223700044 |
2023-07-01 | A series of Mn/γ-Al 2 O 3 , Mn–Cu/γ-Al 2 O 3 , Mn–Ce/γ-Al 2 O 3 and Mn–Ce–Cu/γ-Al 2 O 3 catalysts were prepared by equal volume impregnation. The denitrification effects of the different catalysts were studied by activity measurement, X-ray diffraction, Brunauer, Emmett, and Teller surface area tests, Scanning electron... | Study on the effect of Ce–Cu doping on Mn/γ-Al2O3 catalyst for selective catalytic reduction in NO with NH3 | 10.1007/s10653-023-01582-z |
2023-07-01 | As an important subject of space technology, material exposure experiments provide data not only for material selection in spacecraft design but also for new materials research and development. It is usually expensive and time-consuming to carry out traditional missions of material exposure experiments on large space v... | A novel design of a deployable CubeSat for material exposure missions in low earth orbit | 10.1007/s12567-022-00470-z |
2023-07-01 | Steam channeling and bottom water fingering are unfavorable factors affecting the heavy oil thermal recovery, and plugging system is generally used to control steam channeling and bottom water fingering. In this paper, a composite hydrogel, composing silicate, small molecular organic ammonia and small molecular cationi... | The new low viscosity and high-temperature resistant composite hydrogel | 10.1007/s11696-023-02764-w |
2023-07-01 | The low-reactivity mold flux with low SiO 2 content is considered suitable for the continuous casting of high-aluminum steel since it can significantly reduce the reaction between Al in steel and SiO 2 in mold flux. However, the traditional low-reactivity mold flux still presents some problems such as high viscosity an... | Influence of substituting B2O3 with Li2O on the viscosity, structure and crystalline phase of low-reactivity mold flux | 10.1007/s12613-023-2621-x |
2023-07-01 | Aims Organic carbon has been reported in deep regolithic profiles to depths of tens of metres, but the composition of the carbon compounds is unknown. Methods Residual carbon in the form of non-volatile low molecular weight compounds (LMWC) was characterised in three deep soil profiles to a depth of 19 m under farmland... | Organic carbon compounds associated with deep soil carbon stores | 10.1007/s11104-022-05627-7 |
2023-07-01 | Fluorinated carbons (CF x )/Li primary batteries with high theoretical energy density have been applied as indispensable energy storage devices with no need for rechargeability, yet plagued by poor rate capability and narrow temperature adaptability in actual scenarios. Herein, benefiting from precise solvation enginee... | Weakly-solvating electrolytes enable ultralow-temperature (−80 °C) and high-power CFx/Li primary batteries | 10.1007/s11426-023-1638-0 |
2023-07-01 | The effect of thermocycling treatment (TCT) on the physical and mechanical properties of low-carbon martensitic steel 15Kh2G2NMFB is studied. The thermocycling treatment consists of 3, 5, 7, 9 and 10 cycles. Each cycle involves air quenching from 950°C and subsequent tempering at 650°C. The microstructure of the steel ... | Effect of Thermocycling Treatment on Physicomechanical Properties of Low-Carbon Martensitic Steel 15Kh2G2NMFB for Parts of Precision Devices | 10.1007/s11041-023-00904-3 |
2023-07-01 | The treatment and utilization of coal gangue, one of the main solid wastes produced during coal mining, are of great significance in environmental protection and resource development. In the contemporary context of the carbon neutralization strategy, due to the property of the carbon in coal gangue, it is necessary to ... | Low-carbon utilization of coal gangue under the carbon neutralization strategy: a short review | 10.1007/s10163-023-01712-w |
2023-07-01 | Boring trepanning association (BTA) deep hole drilling is widely used in machining tube sheet of steam generator. In order to get a better service integrity, the surface quality after machining is required to be higher. In this paper, the effect mechanism of BTA deep hole drilling on the integrity and quality of the ma... | Effect of drilling parameters on the hole surface integrity of low alloy steel for nuclear power during BTA deep hole drilling | 10.1007/s00170-023-11530-x |
2023-07-01 | The effect of cold radial forging of steel 10Kh3G3MFS in a two-phase martensitic-ferritic state on the kinetics of formation of austenite under subsequent heating at different rates is studied. The quantitative characteristics of the stages of formation of the austenite are determined and a thermokinetic diagram of the... | Special Features of the α → γ Transformation of Radially Forged Low-Carbon Steel in the Intercritical Temperature Range | 10.1007/s11041-023-00915-0 |
2023-07-01 | Herein, the effect of low-frequency alternating magnetic field (LAMF) of different strengths (Coil current strength of 0, 5, 10, 15 and 20 A) on the hot tear susceptibility (HTS) of AXJ530 (Mg-4.5Al-3Ca-0.17Sr) alloy was systematically investigated by hot tear testing and thermal analysis experiments. The hot tearing m... | Effect of Low-Frequency Alternating Magnetic Field Strength on Hot Tearing Susceptibility of AXJ530 Alloy | 10.1007/s40962-022-00911-9 |
2023-07-01 | The China low-activation martensitic (CLAM) steel has been proposed as a candidate structural material for nuclear fusion reactors. It is essential to study the influence of hydrogen charging and strain rate on the tensile behavior of CLAM steel considering its service environment. In this study, CLAM steel was investi... | Effects of Hydrogen Charging on Mechanical Properties of CLAM Steel at Different Strain Rates | 10.1007/s40195-022-01515-2 |
2023-07-01 | We present a detailed study of the thermoelectric power (S) of the Nd 1 − x Gd x Co 2 system in the concentration range of 0.0 ≤ x ≤ 1.0. The evolution of negative to positive thermoelectric power with Gd doping is observed. We analyze the paramagnetic state thermoelectric power based on the density of states near th... | Low-Temperature Thermoelectric Power Behavior of Nd1 − xGdxCo2: Insights from Impurity and Spin Wave Scattering | 10.1007/s10909-023-02965-3 |
2023-07-01 | Purpose Antibody drugs are usually formulated as highly-concentrated solutions, which would easily generate aggregates, resulting in loss of efficacy. Although low pH increases the colloidal dispersion of antibodies, acid denaturation can be an issue. Therefore, knowing the physical properties at low pH under high conc... | Raman Spectroscopic Analysis of Highly-Concentrated Antibodies under the Acid-Treated Conditions | 10.1007/s11095-023-03526-9 |
2023-07-01 | The theoretical life of non-lubricating materials of cylinder-piston seals of a low-speed long-stroke piston compressor has been determined. A laboratory test rig is presented for carrying out resource tests, during which the theoretical resource of the tested antifriction self-lubricating materials was from 5000 to 40... | Predicting the Service Life of Cylinder-Piston Seals of Reciprocating Compressors | 10.1007/s10556-023-01235-z |
2023-07-01 | The approach is offered and the analytical dependences are obtained which enable to predict with sufficient accuracy the lifetime of carbyne–graphene and similar low-dimensional nanostructures under the simultaneous action of temperature and force field. Ideas on atomistic of the force field influence on the fluctuatio... | Prediction of stability and lifetime of carbyne, carbyne–graphene and similar low-dimensional nanostructures | 10.1007/s13204-022-02629-w |
2023-07-01 | Multi-pass steel weld metal is heterogeneous in nature due to spatial variations of multiple thermal cycles which leads to variations in mechanical properties. In this research, 420 MPa offshore steel was welded in the 1G, 2G, and 3G positions, and the fusion zone was divided into as-deposited weld metal (AD-WM) and re... | Effect of microstructural heterogeneities on variability in low-temperature impact toughness in multi-pass weld metal of 420 MPa offshore engineering steel | 10.1007/s40194-023-01521-7 |
2023-07-01 | This research paper is a proof-of-concept based on the application of a fully integrated CAE tools to improve the quality of castings produced by the hybrid LPSC process, for which there are no viable design rules for feeding systems compared to conventional gravity casting. A case study consisting of the production of... | On the improvement of castings quality in hybrid low-pressure sand-casting (LPSC) process in a fully integrated CAE environment | 10.1007/s00170-023-11663-z |
2023-07-01 | In this paper, molecularly imprinted Zr-doped TiO 2 photocatalysts (MIP-ZrO 2 -TiO 2 ) were prepared by the molecularly imprinted sol–gel method for the photocatalytic degradation study of hydroquinone (HQ) as the target pollutant. For the effectiveness of the MIP-ZrO 2 -TiO 2 catalyst in degrading HQ, the effects of Z... | Study on the preparation of molecularly imprinted ZrO2-TiO2 photocatalyst and the degradation performance of hydroquinone | 10.1007/s11356-023-28295-1 |
2023-07-01 | Abstract This paper reports-the results of the first-principles molecular dynamics calculations of the NaF–AlF 3 electrolyte molten salt system with a low molecular ratio (1.3). The local ion structures of the NaF–AlF 3 molten salt system mainly included four-coordination [AlF 4 ] – , five-coordination [AlF 5 ] 2– , an... | First-Principles Molecular Dynamics Study of a NaF–AlF3 Molten Salt with a Low Molecular Ratio | 10.1134/S0036024423070142 |
2023-07-01 | This study was done to investigate the effect of changing the silver deposition time as the middle layer in three-layer SnO 2 (50 nm)/Ag(t)/SnO 2 (50 nm) structures on the glass substrate using glancing angle deposition (GLAD) and DC/RF magnetron sputtering to examine the targeted layers. The optical, electrical, and t... | Effect of the Thin Silver Layer in SnO2/Ag/SnO2 Nano-Coatings with Low Emission for Energy Storage | 10.1007/s11664-023-10339-4 |
2023-07-01 | Zero-dimensional (0D)-Cs 3 Bi 2 I 9 , two-dimensional (2D)-Cs 3 Bi 2 Br 9 , and one-dimensional (1D)-Cs 3 Bi 2 Cl 9 perovskite films have been successfully grown on indium tin oxide (ITO) glass substrates, which were used to fabricate memristors with the structure of Al/Cs 3 Bi 2 X 9 (X = I, Br, and Cl)/ITO glass. The ... | Resistive switching and artificial synaptic performances of memristor based on low-dimensional bismuth halide perovskites | 10.1007/s12274-023-5411-x |
2023-07-01 | This article reviews the general aspects of the prospects for the use of low-power nuclear plants (LPNP) as well as their scope of application and conditional classification in the context of ensuring fire safety. The potential fire hazards of low-power reactors were assessed because of their diversity and wide scope o... | Actual Fire Safety Issues of Low-Power Nuclear Plants | 10.1007/s10749-023-01659-w |
2023-07-01 | Since the last decade, carbon nanomaterials have had a notable impact on different fields such as bioimaging, drug delivery, artificial tissue engineering, and biosensors. This is due to their good compatibility toward a wide range of chemical to biological molecules, low toxicity, and tunable properties. Especially fo... | Low-dimensionality carbon-based biosensors: the new era of emerging technologies in bioanalytical chemistry | 10.1007/s00216-023-04578-x |
2023-07-01 | Detergent products are a formulated mixture of ingredients with a washing or cleaning power. The most active compounds involved in the cleaning process are the so-called surfactants; amphiphilic compounds with polar head and an-polar teal. They have the property to lower the surface tension (ST) of water, to adsorb to ... | Biosurfactants as Emerging Substitutes of Their Synthetic Counterpart in Detergent Formula: Efficiency and Environmental Friendly | 10.1007/s10924-023-02778-1 |
2023-07-01 | Graphene quantum dots (GQDs) doped InGaO (IGO) thin film transistors (TFTs) have been fabricated based on solution-driven ZrO x as gate dielectrics. Compare to pure IGO TFTs, superior electrical performance of the GQDs-IGO TFTs can be achieved by adjusting the doping concentration. It has been demonstrated that GQDs-mo... | Graphene quantum dots modulated solution-derived InGaO thin-film transistors and stress stability exploration | 10.1007/s12598-023-02307-y |
2023-07-01 | In this research, the structural state and mechanical properties of nine pilot batches of HC340LA cold-rolled steel, annealed in bell-type furnaces from the steel of two melts of different compositions using Nb or Ti microalloying, were studied. From the obtained results, the uniformity and stability of the structure a... | Justification of the Production Technology Efficiency for High-Strength, Low-Alloy Steels with Improved Properties and Quality at Low-Cost. Part 2. Cold-Rolled Products | 10.1007/s11015-023-01513-4 |
2023-07-01 | In this study, three types of rectangular pool fires with the same equivalent area were conducted in a simulated cargo compartment to investigate the effects of sidewall distance and ambient pressure on fire behavior. Three dimensionless distances ( $$\lambda = 0$$ λ = 0 , $$\lambda = 0.25$$ λ = 0.25 , and $$\lambda = ... | Effects of environmental pressure and wall distance on rectangular pool fires in a full-size simulated cargo compartment | 10.1007/s10973-023-12096-2 |
2023-07-01 | Low light (LL) stress during the grain-filling stage acutely impairs the quality and quantity of starch accumulation in rice grains. Here, we observed that LL-induced poor starch biosynthesis is modulated by auxin homeostasis, which regulates the activities of major carbohydrate metabolism enzymes such as starch syntha... | Light intensity–mediated auxin homeostasis in spikelets links carbohydrate metabolism enzymes with grain filling rate in rice | 10.1007/s00709-023-01844-8 |
2023-07-01 | Present research focused on polymeric fractions of two wheat varieties’ (DBW88 and HI1500) evaluation for molecular weight and HMW-GS composition using sodium dodecyl sulphate polyacrylamide gel electrophoresis (SDS-PAGE), degree of crystallinity using X-ray diffraction, microstructural assessment through scanning elec... | Wheat polymeric proteins isolation and characterization: microstructural, thermal, configurational and spectroscopic approach | 10.1007/s00217-023-04254-5 |
2023-07-01 | Lasers with low-coherent radiation have attracted the attention since the first publications on this topic in the 1960s and up to the present time, thanks to their numerous applications. Compact lowcoherent lasers with a flow of the active medium through the pumped region can be done, using dense mixtures of solid part... | Formation of Low-Coherent Beams in Nd:YVO4 and Nd:YAG Lasers | 10.1007/s10946-023-10149-3 |
2023-07-01 | Bioaerosols play essential roles in the atmospheric environment and can affect human health. With a few exceptions (e.g., farm or rainforest environments), bioaerosol samples from wide-ranging environments typically have a low biomass, including bioaerosols from indoor environments (e.g., residential homes, offices, or... | Perspectives on Sampling and New Generation Sequencing Methods for Low-Biomass Bioaerosols in Atmospheric Environments | 10.1007/s41745-023-00380-x |
2023-07-01 | Objective To review the major hardware components of low-field point-of-care MRI systems which affect the overall sensitivity. Methods Designs for the following components are reviewed and analyzed: magnet, RF coils, transmit/receive switches, preamplifiers, data acquisition system, and methods for grounding and mitiga... | Tackling SNR at low-field: a review of hardware approaches for point-of-care systems | 10.1007/s10334-023-01100-3 |
2023-07-01 | Our knowledge about the interaction between human activities and the environment in the middle-late Holocene remains incomplete. Core C1 in Lake Chaohu from the middle and lower reaches of Yangtze River (MLYR), eastern China, provides an opportunity to investigate vegetation and climate changes, human activities, and E... | Middle-late Holocene environment change induced by climate and human based on multi-proxy records from the middle and lower reaches of Yangtze River, eastern China | 10.1007/s11430-022-1101-2 |
2023-07-01 | A low-power common-mode detector (LPCMD) with process, supply voltage and temperature (PVT)-compensation technique for the dynamic amplifier in delta-sigma modulator (DSM) is proposed. By adopting the varying supply voltages to compensate the variation of the transistors’ threshold voltage, the proposed LPCMD improves ... | A Low-Power Common-Mode Detector with PVT-Compensation Technique for Dynamic Amplifier in Delta-Sigma Modulator | 10.1007/s00034-023-02316-3 |
2023-07-01 | Porous liquids (PLs), an emerging porous material with permanent cavities, have attracted extensive attention in recent years. However, the current construction methods are complicated and resulting PLs possess high viscosity values, which cannot meet the requirements of practical industrial applications. Herein, we de... | A generalizable strategy based on the rule of “like dissolves like” to construct porous liquids with low viscosity for CO2 capture | 10.1007/s12274-023-5516-2 |
2023-07-01 | Objective To implement magnetic resonance fingerprinting (MRF) on a permanent magnet 50 mT low-field system deployable as a future point-of-care (POC) unit and explore the quality of the parameter maps. Materials and methods 3D MRF was implemented on a custom-built Halbach array using a slab-selective spoiled steady-st... | 3D magnetic resonance fingerprinting on a low-field 50 mT point-of-care system prototype: evaluation of muscle and lipid relaxation time mapping and comparison with standard techniques | 10.1007/s10334-023-01092-0 |
2023-07-01 | Background and aims Low-dose lanthanum [La(III)] promotes photosynthesis when applied to plant roots or leaves (i.e., by activating leaf endocytosis), but its mechanism remains unclear. After phenotypic transition from skotomorphogenesis to photomorphogenesis, plants are characterized by inhibition of hypocotyl elongat... | Endocytosis of root cells induced by low-dose lanthanum(III) can promote seedling photomorphogenesis and leaf photosynthesis | 10.1007/s11104-023-05999-4 |
2023-07-01 | Shrimp paste, a type of traditional Chinese food prepared from shrimp fermented with salt, contains biogenic amines (BAs). In this study, the BA content, salinity, and pH of eight commercial low-salt shrimp pastes were analyzed. In addition, the influences of various cooking conditions on the BA content of it were eval... | Evaluation of the biogenic amines in low-salt shrimp paste cooked under various conditions | 10.1007/s10068-023-01246-9 |
2023-07-01 | With the acceleration of urbanization and industrialization, carbon neutrality and peak carbon dioxide emissions have become common sustainability goals worldwide. However, there are few literature statistics and econometric analyses targeting carbon neutrality and peak carbon dioxide emissions, especially the publicat... | Global evaluation of carbon neutrality and peak carbon dioxide emissions: current challenges and future outlook | 10.1007/s11356-022-19764-0 |
2023-07-01 | We study metal samples taken from two batches of hot-rolled, semi-finished steel products and two batches of grade HC340LA cold-rolled steel, annealed in bell-type furnaces, produced from transitional slabs obtained by continuous casting of the developed high-strength, low-alloy, microalloyed, auto-sheet steel microall... | Justification of the Production Technology Efficiency for High-Strength, Low-Alloy Steels with Improved Properties and Quality at Low Cost. Part 3. Production of Rolled Products from Transitional Slabs | 10.1007/s11015-023-01528-x |
2023-07-01 | The paper describes the evolution of low-field MRI from the very early pioneering days in the late 70 s until today. It is not meant to give a comprehensive historical account of the development of MRI, but rather to highlight the different research environments then and now. In the early 90 s, when low-field systems b... | An evolution of low-field strength MRI | 10.1007/s10334-023-01104-z |
2023-07-01 | The article outlines main stages in the development of a low emission combustor (LEC) for a GTE-110M gas turbine and the results obtained in the single-burner compartment on a test bench of full parameters. A list of necessary works for preparing tests of flame tubes on a test bench as part of a gas turbine is presente... | Scientific Problems and Advances in Development and Investigation of GTU Combustors | 10.1007/s10749-023-01655-0 |
2023-07-01 | The employment of spin polarization under an external magnetic field holds great potential for the improvements of photocatalytic performance. However, owing to the huge difference in dielectric properties between ferromagnetic oxide and polymers, the photogenerated excitons with spin states are often limited to the fe... | Insights into spin polarization regulated exciton dissociation and charge separation of C3N4 for efficient hydrogen evolution and simultaneous benzylamine oxidation | 10.1007/s12274-023-5574-5 |
2023-07-01 | The objective of this research is to explore the potential of financial inclusion and low-carbon architectural design strategies as solutions to improve the thermal comfort and energy efficiency of new buildings in different architectural climate conditions. The manufacture sector, which accounts for about 40% of all y... | Financial inclusion and low-carbon architectural design strategies: solutions for architectural climate conditions and architectural temperature on new buildings | 10.1007/s11356-023-27594-x |
2023-07-01 | Abstract The possibility of initiation of nuclear chemical processes in the Pb cathode during a glow discharge in a low-temperature deuterium-containing nonequilibrium plasma leading to a significant (at times) decrease in the isotope content of some impurity elements (specifically, Zn) and increasing others (specifica... | Initiation of Artificial Radioactivity of Impurity Elements in a Lead Cathode under Conditions of a Glow Discharge | 10.1134/S0036024423070282 |
2023-07-01 | The effect of soil drought in the initial stages of stress development was shown not to cause significant destruction of photosynthetic membranes of barley plant leaves, as evidenced by the absence of disturbances in the photochemical activity of photosystems (PSs) 1 and 2. A moisture deficiency in the soil causes acti... | Spectral Characteristics of Barley Leaves During Adaptation of the Photosynthetic Apparatus to Drought | 10.1007/s10812-023-01575-x |
2023-07-01 | Ginger is an important perennial herb used for many purposes that has become a major spice crop across Ethiopia. Its production has been challenged primarily due to bacterial wilt disease eruption since 2012. The use of disease-free tissue culture generated seed rhizome as part of integrated management was considered a... | Replacement of ammonium nitrate by alternative nitrogen sources in MS medium to enhance ginger (Zingiber officinale Rosc.) in vitro regeneration | 10.1007/s11240-023-02513-7 |
2023-07-01 | Process monitoring is essential to enable process parameter optimization, deformation prediction, and fault diagnosis in robotic milling. However, expensive costs and installation requirements limit the use of industrial sensors in machining process. This paper proposed a sensorless method to predict force-induced defo... | A sensorless method for predicting force-induced deformation and surface waviness in robotic milling | 10.1007/s00170-023-11559-y |
2023-07-01 | Several studies have assessed the influence of several often-ignored environmental factors on low back pain (LBP), but the effects of environmental polycyclic aromatic hydrocarbon (PAH) exposure on LBP are unclear. During the 2001–2004 cycle of the National Health and Nutrition Examination Survey (NHANES), our study wa... | Environmental polycyclic aromatic hydrocarbon exposure is associated with low back pain | 10.1007/s10653-023-01567-y |
2023-07-01 | Testing of the reagent method of water treatment with the use of corrosion control devices was performed at the district boiler house of Kyiv city. Corrosion rate probes were installed on the straight and return pipelines of the heating network, and on the feed line. The anti-scale efficiency of the reagent was determi... | Use of Corrosion Control Device to Control Reagent Water Treatment of Heating Networks | 10.1007/s11003-023-00745-8 |
2023-07-01 | The kinetics of localized deformation has been studied in a low-carbon steel/austenitic stainless steel composite produced by electron beam additive manufacturing. It is shown that the stress-strain curve of the bimetal is described by a parabolic law. Plastic deformation in all composite layers is localized according ... | Study of Local Deformation in an Additively Manufactured Steel Composite | 10.1007/s11182-023-02940-1 |
2023-07-01 | Purpose Decarbonizing the heavy-duty truck (HDT) sector is a climate imperative but also a challenging element to meet China’s carbon reduction commitment. Various technological and non-technological measures are emerging. However, a comprehensive understanding is still lacking regarding the extent to which these measu... | Assessing decarbonization pathways of China’s heavy-duty trucks in a well-to-wheels perspective | 10.1007/s11367-022-02124-y |
2023-07-01 | Objective Speech production MRI benefits from lower magnetic fields due to reduced off-resonance effects at air-tissue interfaces and from the use of dedicated receiver coils due to higher SNR and parallel imaging capability. Here we present a custom designed upper airway coil for 1 H imaging at 0.55 Tesla and evaluate... | Evaluation of a novel 8-channel RX coil for speech production MRI at 0.55 T | 10.1007/s10334-022-01036-0 |
2023-07-01 | Hypoxic mesenchymal stem cell-derived extracellular vesicles (EVs) have been suggested as a promising therapy for various diseases. This study aims to determine the effect of EVs derived from bone marrow mesenchymal stem cells (BMMSCs) under hypoxia on lower limb ischemia and the underlying mechanism. Human BMMSCs were... | Extracellular vesicles derived from hypoxia-preconditioned bone marrow mesenchymal stem cells ameliorate lower limb ischemia by delivering miR-34c | 10.1007/s11010-023-04666-7 |
2023-07-01 | Abstract Theoretical aspects of low-carbon steel corrosion in H 3 PO 4 solutions containing FePO 4 are considered. In the system under study, reactions of iron with the acid solution and Fe(III) salt are thermodynamically allowed. The oxidizing power of this medium, characterized by the Fe(III)/Fe(II) couple redox pote... | Corrosion of Low-Carbon Steel in a Flow of Phosphoric Acid Solution Containing Iron(III) Phosphate | 10.1134/S1023193523070030 |
2023-07-01 | Adipose-derived stem cells (ADSCs) are a type of adult mesenchymal stem cell that show a repair effect on ischemic tissues owing to their capacity for endothelial differentiation. MicroRNA-221/222 (miR-221/222) has been extensively studied in endothelial cells (ECs). However, the mechanism that regulates ADSCs differen... | miR-221/222 Promote Endothelial Differentiation of Adipose-Derived Stem Cells by Regulation of PTEN/PI3K/AKT/mTOR Pathway | 10.1007/s12010-023-04335-x |
2023-07-01 | The growing number of overweight and obese individuals is a serious medical and social problem. On the one side, calories are important for our survival and well-being, providing structural blocks and energy sources to the organism; hence, on the other side, tasty calories can be easily overused and exceed the body's e... | Diet-based avoidance implications in rats in the conditional association with aversive stimuli | 10.1007/s11055-023-01443-3 |
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