Showing 3,021 - 3,040 results of 4,095 for search '"spectroscopy"', query time: 0.06s Refine Results
  1. 3021

    Tuning electronic structure and carrier transport properties through crystal orientation control in two-dimensional Dion-Jacobson phase perovskites by Byunggeol Kim, Jeehong Park, Donghee Kang, Na Eun Jung, Kitae Kim, Hongsun Ryu, Joon Ik Jang, Soohyung Park, Yeonjin Yi

    Published 2025-01-01
    “…Direct and inverse photoelectron spectroscopy reveals that the electronic structure of 4AMPPbI4, including its work function, ionization energy, and electron affinity, is orientation-dependent. …”
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  2. 3022

    Synthesis, Characterization, and Biological Activity of N′-[(Z)-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)(phenyl)methyl]benzohydrazide and Its Co(II), Ni(II), and... by Jonnie N. Asegbeloyin, Oguejiofo T. Ujam, Emmanuel C. Okafor, Ilknur Babahan, Esin Poyrazoglu Coban, Ali Özmen, Halil Biyik

    Published 2014-01-01
    “…Reaction of 1-phenyl-3-methyl-4-benzoyl-pyrazol-5-one and benzoyl hydrazide in refluxing ethanol gave N′-[(Z)-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)(phenyl)methyl]benzohydrazide (HL1), which was characterized by NMR spectroscopy and single-crystal X-ray structure study. …”
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    Article
  3. 3023

    Layer-by-Layer CdS-Modified TiO2 Film Electrodes for Enhancing the Absorption and Energy Conversion Efficiency of Solar Cells by Ming Li, Yong Liu, Hai Wang, Wenxia Zhao, Hong Huang, Chaolun Liang, Youjun Deng, Hui Shen

    Published 2012-01-01
    “…Scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), and transmission electron microscopy (TEM) have been utilized to characterize the samples. …”
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    Article
  4. 3024

    Directed energy deposition (DED) of Inconel 718-SS316 L bimetallic structures: Experimental investigations and optimization through artificial humming bird algorithm for improved h... by D. Rajamani, A.R. Vinod, K. Niranjan Reddy, M. Siva Kumar

    Published 2025-03-01
    “…The microstructural investigations including metallographic analysis, scanning electron microscope (SEM) with elemental dispersive spectroscopy (EDS) analysis and electron backscattered diffraction (EBSD) analysis were performed at the intermetallic regions of bimetallic samples which were fabricated at optimal processing conditions and the mechanical fractured surfaces. …”
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    Article
  5. 3025

    Recycling phosphate mine waste rocks in asphalt mixtures to fully replace natural aggregate: A preliminary study by Fadi Alhomaidat, Mazen J. Al-Kheetan, Sajedah M. Alosifat

    Published 2025-03-01
    “…The mixtures’ mechanical, microstructural, and synergistic properties were evaluated using the cantabro test, scanning electron microscopy (SEM) analysis, and the attenuated total reflectance-fourier transform infrared spectroscopy (ATR-FTIR) analysis, respectively. The complete replacement of limestone with PMWR aggregate resulted in a mixture with 20 % cantabro loss compared to 17 % cantabro loss for the limestone mixture. …”
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  6. 3026

    Optimization of laccase production and its application in delignification of biomass by Zabin K. Bagewadi, Sikandar I. Mulla, Harichandra Z. Ninnekar

    Published 2017-11-01
    “…A laccase mediator system was designed for the delignification of saw dust which was molecularly characterized by high-performance liquid chromatography (HPLC), Fourier transformation infrared spectroscopy (FTIR) and scanning electron microscopy (SEM). …”
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    Article
  7. 3027

    Experimental studies on mix design and properties of ceramic-glass geopolymer mortars using response surface methodology by Meysam Pourabbas Bilondi, Vahideh Ghaffarian, Mahdi Amiri Daluee, Reyhaneh Pakizehrooh, Saeed Hosseini Tazik, Alireza Behzadian, Mojtaba Zaresefat

    Published 2025-01-01
    “…Microstructural and molecular changes were investigated using scanning electron microscopy and fourier transform infrared spectroscopy. According to response surface methodology results, the maximum compressive strengths of 22.79 MPa at three days and 25 MPa at 28 days were achieved using a mix containing 85.8% CWP, a 1.02 sodium hydroxide (NH): sodium silicate (NS) ratio, a 0.647 S: B ratio, and a 12-h oven curing time. …”
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  8. 3028

    Bioimpedance as an alternative tool for subjective, visual scoring of a prevalent ham quality defect by Abie Sisay Mebre, Suliga Paweł, Egelandsdal Bjørg, Münch Daniel

    Published 2024-06-01
    “…The objective of this study was to establish how subjective visual evaluation correlates with electrical impedance spectroscopy and with traditional quality parameters. …”
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  9. 3029

    Physicochemical Characterization of Star Anise Silver Nanoparticles Incorporated Chitosan Biomaterial for Absorb Water and Cure Wounds by M. Prabhahar, Gomathi Kannayiram, S. Prakash, M. Saravanakumar, Sangeetha Krishnamoorthi, S. Sendilvelan, P. Rahul Senthan, T. S. Ashikmon, M. Karthik, Haiter Lenin

    Published 2022-01-01
    “…The biological potency of star anise extract was confirmed through Gas Chromatography Mass Spectroscopy, antioxidant assay, and anti-inflammatory study. …”
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  10. 3030

    Preparation of Restricted Access Media-Molecularly Imprinted Polymers for the Detection of Chloramphenicol in Bovine Serum by Shanwen Zhao, Chanling Wei, Zhian Sun, Huachun Liu, Yanqiang Zhou, Xiaoxiao Wang, Jianmin Li, Bolin Gong

    Published 2019-01-01
    “…The CAP-RAM-MIPs were successfully characterized by Fourier-transform infrared spectroscopy, scanning electron microscopy, and thermogravimetric analysis. …”
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    Article
  11. 3031

    NMR probing of copper–amyloid β1–16 interactions and self-assembly by Punnepalli Sunanda, Srinivasarao Raghothama, Uma Maheswari Devi Palempalli, Bankala Krishnarjuna

    Published 2024-12-01
    “…In this study, we investigated copper ion–Aβ1–16 interactions using nuclear magnetic resonance (NMR) spectroscopy, circular dichroism, and transmission electron microscopy. …”
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  12. 3032

    Adsorption Properties of Vermiculite with —Immobilized Polyaniline with Respect to Cr(VI), Mo(VI), W(VI), V(V) and P(V) Anions by K.V. Ryabchenko, E.S. Yanovska, V.A. Tertykh, O.Yu. Kichkiruk, D. Sternik

    Published 2014-01-01
    “…We found differences in physicochemical properties of clay samples using isotherms of nitrogen adsorption, X-ray diffraction and Fourier transform infrared spectroscopy. The experiments showed intercalation of PANI molecules into the inter-layer space of vermiculite. …”
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  13. 3033

    Defect-assisted reversible phase transition in mono- and few-layer ReS2 by George Zograf, Andrew B. Yankovich, Betül Küçüköz, Abhay V. Agrawal, Alexander Yu. Polyakov, Joachim Ciers, Fredrik Eriksson, Åsa Haglund, Paul Erhart, Tomasz J. Antosiewicz, Eva Olsson, Timur O. Shegai

    Published 2025-01-01
    “…Our observations, based on transmission electron microscopy, nonlinear spectroscopy, and density functional theory, reveal a transition from the ground $${\rm{T}}^{\prime\prime}$$ T ″ (double-distorted T) to the metastable $${\rm{H}}^{\prime}$$ H ′ (distorted H) phase under femtosecond laser irradiation or influence of highly-energetic electrons. …”
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  14. 3034

    Anthoteibinenes F–Q: New Sesquiterpenes from the Irish Deep-Sea Coral <i>Anthothela grandiflora</i> by Stine S. H. Olsen, Sam Afoullouss, Ezequiel Cruz Rosa, Ryan M. Young, Mark Johnson, A. Louise Allcock, Bill. J. Baker

    Published 2025-01-01
    “…One-/two-dimensional NMR spectroscopy and high-resolution mass spectrometry were used for structure elucidation, while a combination of NOESY NMR experiments, GIAO NMR calculations coupled with DP4+ probabilities measures, and ECD comparisons were incorporated to propose relative and absolute configurations of the anthoteibinenes. …”
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  15. 3035

    Evaluation of the Tribological and Corrosion Resistance Properties of 24-Bilayer TiN/TiAlN Coatings in Simulated Body Fluid by Willian Arnulfo Aperador Chaparro, Julio Cesar Caicedo Angulo, Jorge Bautista-Ruiz

    Published 2024-12-01
    “…Various characterization techniques were employed, including X-ray diffraction (XRD), scanning electron microscopy (SEM), atomic force microscopy (AFM), pin-on-disk testing, electrochemical impedance spectroscopy (EIS), and Tafel curves. The coatings exhibited a face-centered cubic (FCC) structure, characterized by a partial arrangement of Ti and Al atoms. …”
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  16. 3036

    Spectroscopic Characterization and Biological Activity of Mixed Ligand Complexes of Ni(II) with 1,10-Phenanthroline and Heterocyclic Schiff Bases by Y. Prashanthi, K. Kiranmai, Ira, Sathish kumar K, Vijay kumar Chityala, Shivaraj

    Published 2012-01-01
    “…The DNA binding studies have been investigated by UV-Vis spectroscopy, and the experimental results indicate that these complexes bind to CT DNA with the intrinsic binding constant Kb=2.5±0.2×105 M−1. …”
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  17. 3037

    Methane Adsorption in Anthracite Coal under Different Pressures and Temperatures—A Study Combining Isothermal Adsorption and Molecular Simulation by Tieya Jing, Jian Zhang, Mingyu Zhu, Wentao Zhao, Juan Zhou, Yulong Yin

    Published 2023-01-01
    “…In this study, the molecular structure and methane adsorption capacity of anthracite coal collected from Diandong Coalfield (China) were studied based on 13C nuclear magnetic resonance (13C NMR), Fourier transform infrared spectroscopy (FT-IR), and methane isothermal adsorption experiment. …”
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  18. 3038

    Evaluation of Mechanochemically Prepared CePO<sub>4</sub>∙H<sub>2</sub>O Nanoparticles as UV Filter for Photoprotective Formulations by Stanislav Kurajica, Filip Brleković, Sabina Keser, Goran Dražić, Katarina Mužina, Vanesa Mihajlović

    Published 2025-01-01
    “…According to UV-Vis diffuse reflectance spectroscopy results, rhabdophane nanoparticles show transparency to visible light and high absorption in the UV region, with a direct bandgap of 3.1 eV. …”
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  19. 3039

    From byssus threads to Pinna nobilis sea-silk: a fiber characterization by Lorena C. Giannossa, Annarosa Mangone, Giovanni Lagioia, Gerardo Palazzo, Luigi Gentile

    Published 2023-11-01
    “…Additionally, by using wide-angle X-ray diffraction (WAXRD) and infrared (IR) spectroscopy, we discover hydroxyapatite adsorbed onto the initial fibers. …”
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  20. 3040

    Effect of N,C-ITO on Composite N,C-Ti/N,C-ITO/ITO Electrode Used for Photoelectrochemical Degradation of Aqueous Pollutant with Simultaneous Hydrogen Production by Kee-Rong Wu, Chung-Hsuang Hung, Chung-Wei Yeh, Chien-Chung Wang, Jiing-Kae Wu

    Published 2012-01-01
    “…In light of the X-ray photoelectron spectroscopy findings, these results are attributable partly to the synergetic effect of N,C-codoping into the TiO2 and ITO lattices on their band gap narrowing and photosensitizing as well. …”
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