Showing 3,881 - 3,900 results of 4,095 for search '"spectroscopy"', query time: 0.09s Refine Results
  1. 3881

    Effect Of Magnesium Perchlorate Content on the Mechanical, Thermal Stability, and Dielectric Properties of Plasticized PMMA/PVC-g-PMMA Electrolytes by Nguyen Thi Kim Dung, Nguyen Thi Dieu Linh, Do Quang Tham, Nguyen Thuy Chinh, Man Minh Tan, Tran Thi Mai, Nguyen Thi Thu Trang, Do Minh Thanh, Nguyen Quang Tung, Thai Hoang

    Published 2020-01-01
    “…Energy-dispersive X-ray (EDX) spectroscopy and mapping technique revealed the regular distributions of all atomic elements such as Cl, Mg, O, and C in the doped GPBEs. …”
    Get full text
    Article
  2. 3882

    Effect of triple-frequency sono-germination and soaking treatments on techno-functional characteristics of barley by Tabussam Tufail, Huma Bader Ul Ain, Jawad Ashraf, Muhammad Safiullah Virk, Zahoor Ahmed, Mokhtar Dabbour, Tawfiq Alsulami, Suleiman Althawab, Bin Xu

    Published 2025-02-01
    “…The structural configuration of two barley types, ZQ2000 and XMLY22, was determined using Fourier transform infrared (FTIR) spectroscopy, which indicated an increase in α-helix and β-sheet conformation and a decrease in random coil conformation in samples treated with TFUT + GE. …”
    Get full text
    Article
  3. 3883

    MetaboLINK is a novel algorithm for unveiling cell-specific metabolic pathways in longitudinal datasets by Jared Lichtarge, Gerarda Cappuccio, Gerarda Cappuccio, Soumya Pati, Soumya Pati, Alfred Kwabena Dei-Ampeh, Alfred Kwabena Dei-Ampeh, Senghong Sing, Senghong Sing, Senghong Sing, LiHua Ma, Zhandong Liu, Zhandong Liu, Mirjana Maletic-Savatic, Mirjana Maletic-Savatic, Mirjana Maletic-Savatic

    Published 2025-01-01
    “…., MetaboLINK) to metabolomics data derived from Nuclear Magnetic Resonance (NMR) spectroscopy performed on neural cells at various developmental stages, from human embryonic stem cells to neurons.ResultsThe MetaboLINK analysis of longitudinal metabolomics data has revealed distinct pathways related to amino acids, lipids, and energy metabolism, uniquely associated with specific cell progenies. …”
    Get full text
    Article
  4. 3884

    Serum metabolic profiles in quails: Effects of age, breed, and sex by Qin He, Hanle Shang, Yizhong Huang, Lizhi Li, Zhuomin Wu, Huihui Ran, Jiguo Xu, Xinwei Xiong

    Published 2025-01-01
    “…In this study, liquid chromatography with tandem mass spectroscopy (LC-MS/MS)-based metabolomics was used to examine the effects of age, breed, and sex on the serum metabolic profile of quails. …”
    Get full text
    Article
  5. 3885

    Correlation between highly active carbon-containing solid free radicals and spontaneous combustion reactivity of coal by Jinhu LI, Juejie HUANG, Wei LU, Tianshuo XU, Yang WANG

    Published 2024-12-01
    “…Firstly, the spontaneous combustion tendency, oxidation and pyrolysis gas products of coal samples were analyzed, and then the free radical parameters of coal samples were tested by electron paramagnetic spectroscopy. The free radical profiles were fitted by peaks to compare the free radical parameters and the changes of various free radical concentrations during the process. …”
    Get full text
    Article
  6. 3886

    Oil palm empty fruit bunch biochar fertilizer as a solution to increasing the fertility of peat soil for sustainable agriculture by Sri Nuryani Hidayah Utami, Uray Suci Yulies Vitri Indrawati

    Published 2023-10-01
    “…Then the biochar is weighed to get the desired proportion of biochar then sieved through a 60 mesh sieve.nd analyzed for pH, ash content, organic-C, total-N, total-P, total-K, as well as biochar functional groups using Fourier Transform Infrared Spectroscopy (FTIR), and structural analysis using Scanning Electron Microscopy (SEM). …”
    Get full text
    Article
  7. 3887

    Focusing on the mechanism of glycinin-soybean lipophilic protein hybrid gels: Effect of ultrasonic, subunit interactions, and formation process analysis by Yuyang Huang, Jiyuan Liu, Yongping Li, Yongsheng Zhu, Gang Chen, Baoning Zheng, Yixin Zhang, Yang Li, Xiuqing Zhu

    Published 2025-02-01
    “…Endogenous fluorescence spectroscopy demonstrated increased protein unfolding after ultrasonic and decreased disulfide bonds. …”
    Get full text
    Article
  8. 3888

    Lipid-encapsulated gold nanoparticles: an advanced strategy for attenuating the inflammatory response in SARS-CoV-2 infection by Sanjeevram Dhandapani, Yujeong Ha, Rongbo Wang, Tae Woo Kwon, Ik-Hyun Cho, Yeon-Ju Kim

    Published 2025-01-01
    “…Energy-dispersive X-ray spectroscopy identified gold nanoparticles with the highest Au peak at 2.1 keV. …”
    Get full text
    Article
  9. 3889

    Single-molecule two- and three-colour FRET studies reveal a transition state in SNARE disassembly by NSF by Sudheer K. Cheppali, Chang Li, Wenjing Xing, Ruirui Sun, Mengyi Yang, Yi Xue, Si-Yao Lu, Jun Yao, Shan Sun, Chunlai Chen, Sen-Fang Sui

    Published 2025-01-01
    “…Here we use single-molecule fluorescence spectroscopy approaches to elucidate the chain of events that occur during the disassembly of SNARE complex by NSF. …”
    Get full text
    Article
  10. 3890

    Thermal Response and Degressive Reaction Study of Oxo-Biodegradable Plastic Products Exposed to Various Degradation Media by S. M. Al-Salem, A. Y. Al-Nasser, M. H. Behbehani, H. H. Sultan, H. J. Karam, M. H. Al-Wadi, A. T. Al-Dhafeeri, Z. Rasheed, M. Al-Foudaree

    Published 2019-01-01
    “…Thermogravimetric analysis coupled with differential scanning calorimetry heat flow analysis and Fourier infrared spectroscopy results was also used in studying the degradation behaviour of the specimens. …”
    Get full text
    Article
  11. 3891

    The Role of 3D Virtual Anatomy and Scanning Environmental Electron Microscopy in Understanding Morphology and Pathology of Ancient Bodies by Sara Salucci, Mirko Traversari, Laura Valentini, Ilaria Versari, Luca Ventura, Emanuela Giampalma, Elena Righi, Enrico Petrella, Pietro Gobbi, Gianandrea Pasquinelli, Irene Faenza

    Published 2025-01-01
    “…This original article focuses attention on the role of virtual dissection as a promising technology for exploring human mummy anatomy and considers the potential of environmental scanning electron microscopy and X-ray spectroscopy as complementary approaches useful to understand the state of preservation of mummified remains. …”
    Get full text
    Article
  12. 3892

    iMulch: an investigation of the influence of polymers on a terrestrial ecosystem using the example of mulch films used in agriculture by Carmen Wolf, Mike Wenzel, Björn Fischer, Ralf Bertling, Erich Jelen, Dieter Hennecke, Karlheinz Weinfurtner, Martina Roß-Nickoll, Henner Hollert, Antonia Weltmeyer, Kristina Bitter, Pauline Ruiz, Dusica Banduka, Jochen Tuerk, Lars M. Blank

    Published 2025-01-01
    “…The development of a detection methodology using Raman spectroscopy and thermo-extraction desorption gas chromatography mass–spectrometry (TED-GC–MS), the adsorption behaviour, ageing in drainage water and soil, their transport behaviour in lysimeters, ecotoxicity, uptake in plants, a life cycle assessment (LCA) and upcycling were considered. …”
    Get full text
    Article
  13. 3893

    Increase of Curie point of BaTiO3 ceramics by stoichiometry, point defects and doping processing by Jianquan Qi, Hui Fang, Jiang Wang, Xiumei Han, Zizhou Liang, Jin Ma, Xunzhong Shang, Liuting Gu, Wanping Chen

    Published 2025-02-01
    “…BaTiO3 nanopowders were synthesized directly with varying Ba:Ti ratios in an ethanol–water solution at 60∘C, followed by sintering at 1280∘C and characterization through dielectric spectroscopy. A comparison was made with samples doped with Si, vapor-doped with Bi and vapor-doped with Pb. …”
    Get full text
    Article
  14. 3894

    Study on the Influence of Introducing Al Transition Layer on Deuterium Resistance of Al2O3 Coating by Weijing Wang, Qinghe Yu, Xiaopeng Liu, Lei Hao, Jing Mi, Shijie Li, Shuai Li, Zheng Lu, Shanshan Li, Hao Liu

    Published 2021-01-01
    “…The field emission scanning electron microscope (SEM), the grazing incident X-ray diffraction technique (GIXRD), and the auger electron spectroscopy (AES) were used to analyze the microscopic morphology, phase, and element distribution in the depth direction of the Al/Al2O3 coating, and the gas-driver permeation method was used to measure the deuterium permeation behavior of the coating sample. …”
    Get full text
    Article
  15. 3895

    Tuning CO2 reduction selectivity via structural doping of TiO2 photocatalysts by Hana Kmentová, Miroslava Filip Edelmannová, Zdeněk Baďura, Radek Zbořil, Lucie Obalová, Štěpán Kment, Kamila Kočí

    Published 2025-01-01
    “…X-ray photoelectron spectroscopy and electron paramagnetic resonance analyses demonstrated how these dopants reorganize surface defects, thereby fine-tuning product selectivity. …”
    Get full text
    Article
  16. 3896

    Hyperspectral inversion of heavy metal content in farmland soil under conservation tillage of black soils by Yanan Chen, Wanying Shi, Guzailinuer Aihemaitijiang, Feng Zhang, Jiquan Zhang, Yichen Zhang, Dianqi Pan, Jinying Li

    Published 2025-01-01
    “…Visible and near-infrared reflectance spectroscopy (350–2500 nm) is an economical and zero-pollution method that can evaluate multiple HM concentrations in soil simultaneously. …”
    Get full text
    Article
  17. 3897

    Snow as an indicator of atmospheric transport of anthropogenic particles (microplastics and microfibers) from urban to Arctic regions by Jasmine T. Yu, Miriam L. Diamond, Eric Ward, Jennifer K. Adams, Amaya Cherian-Hall, Mary Gamberg, Tyler Obediah, Michael Palmer, Andrew Platt, Cassandra Worthy, Sarah A. Finkelstein, Liisa M. Jantunen

    Published 2025-01-01
    “…Concentrations and proportions of particles of anthropogenic origin were conservatively estimated after blank and “anthropogenic origin” corrections were performed based on visual analysis and micro-Fourier transform infrared spectroscopy (µFTIR). APs were dominated by microfibers (95%–100%), with variable concentrations across and within regions. …”
    Get full text
    Article
  18. 3898

    Synergetic effects of H2O2 concentration and pH value on corrosion behavior of biomolecular coatings on 3D-printed porous low elastic modulus titanium alloy scaffolds under equilib... by Jia-Yi Wen, Her-Hsiung Huang

    Published 2025-01-01
    “…Corrosion behavior in pH 7.4 or 5.2 simulated body fluid (SBF) containing 0, 30, or 150 mM H2O2 was assessed using potentiodynamic polarization curve near corrosion potential, electrochemical impedance spectroscopy at open-circuit potential (OCP), and ion release at OCP. …”
    Get full text
    Article
  19. 3899

    Endophytic Fungi of <i>Calea pinnatifida</i> (Asteraceae): Dereplication of Crude Extracts, Antimicrobial Properties, and Identification of New Tetronic Acid Derivative Produced by... by Bianca Barna, Lhaís Araújo Caldas, Jackson Monteiro, Augusto Leonardo dos Santos, Renata Castiglioni Pascon, Marcelo Afonso Vallim, Marcelo José Pena Ferreira, Sarah Santos Gonçalves, Glaucia Queiroz dos Santos, Anderson Messias Rodrigues, Jamile Ambrósio de Carvalho, Suzan Pantaroto de Vasconcellos, Patricia Sartorelli

    Published 2024-12-01
    “…Notably, from the extract of <i>Hypomontagnella barbarensis</i>, two pairs of diastereoisomeric acyl-tetronic acid derivatives were isolated and characterized using MS and NMR spectroscopy. This study highlights the potential of endophytic fungi as a valuable source of novel antimicrobial agents.…”
    Get full text
    Article
  20. 3900

    Development of Ketoprofen Impurity A (1-(3-Benzoylphenyl)ethanone) as a Certified Reference Material for Pharmaceutical Quality Control by Nikolay A. Shulga, Vladimir I. Gegechkori, Natalya V. Gorpinchenko, Valery V. Smirnov, Sergey P. Dementyev, Galina V. Ramenskaya

    Published 2025-01-01
    “…The obtained product was purified using preparative chromatography and characterised by infrared spectroscopy (IR), 1H and 13C nuclear magnetic resonance (NMR), and mass spectrometry. …”
    Get full text
    Article