Showing 3,081 - 3,100 results of 4,095 for search '"spectroscopy"', query time: 0.06s Refine Results
  1. 3081

    Thermochemical analysis of the behaviour of Cu in Ti nano-strand formation from low-temperature reaction of Al-Fe-Cu powder with CaF2-SiO2-Al2O3-MgO-MnO-TiO2 flux by Theresa Coetsee, Frederik Johannes De Bruin

    Published 2025-03-01
    “…Post-reaction three-dimensional slag was analysed using energy dispersive X-ray spectroscopy (EDX) to locate and analyse nano-strands, which confirm gas phase reactions from the oxy-fluoride slag. …”
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    Article
  2. 3082

    Insight into Anticorrosion Mechanism of Ampicillin on Mild Steel in Acidic Environment: A Combined Experimental and Theoretical Approach by Tuan Dinh, Nguyen Minh Thong, Dinh Quy Huong, Trinh Le Huyen, Tran Duc Manh, Phan Tu Quy, Tran Xuan Mau, Pham Cam Nam

    Published 2021-01-01
    “…The highest inhibition efficiency reaches 84.9% for polarization measurement and 90.1% for electrochemical impedance spectroscopy with the inhibitor of concentration 100 ppm at 298 K. …”
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  3. 3083

    Electrochemical Analysis of Architecturally Enhanced LiFe0.5Mn0.5PO4 Multiwalled Carbon Nanotube Composite by Sabelo Sifuba, Shane Willenberg, Usisipho Feleni, Natasha Ross, Emmanuel Iwuoha

    Published 2021-01-01
    “…The electrochemical impedance spectroscopy (EIS) results showed LiFe0.5Mn0.5PO4-MWCNTs have high conductivity with reduced charge resistance. …”
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    Article
  4. 3084

    Evaluation of Corrosion Resistance of Corrosion Inhibitors for Concrete Structures by Electrochemical Testing in Saturated Ca(OH)2 Solutions with NaCl and Na2SO4 by Hwa Sung Ryu, Chang Gil Lim, Tae Won Kang, Seungmin Lim, Hong Tae Kim, Sang Heon Shin

    Published 2019-01-01
    “…The corrosion resistance of inhibitors was evaluated by corrosion potential, electrochemical impedance spectroscopy, and potentiodynamic techniques. The results indicated improvement of corrosion resistance by the addition of amino acid corrosion inhibitors. …”
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    Article
  5. 3085

    In vivo mitochondrial ATP production is improved in older adult skeletal muscle after a single dose of elamipretide in a randomized trial. by Baback Roshanravan, Sophia Z Liu, Amir S Ali, Eric G Shankland, Chessa Goss, John K Amory, H Thomas Robertson, David J Marcinek, Kevin E Conley

    Published 2021-01-01
    “…<h4>Methods</h4>Non-invasive magnetic resonance and optical spectroscopy provided measures of mitochondrial capacity (ATPmax) with exercise and mitochondrial coupling (ATP supply per O2 uptake; P/O) at rest. …”
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    Article
  6. 3086

    Research on Performance and Mechanism of the NH3-SCR Reaction over Fly Ash-derived Mn-Ce/Zeolite X by Weijia Ren, Qi Xin, Zhesheng Hua, Zhong Zheng, Lifeng Xiao, Shaojun Liu, Chenghang Zheng, Yang Yang

    Published 2023-08-01
    “…Finally, the mechanism of NH3-SCR reaction on Mn-Ce/zeolite X was systematically performed by using diffused reflectance infrared Fourier transform spectroscopy (DRIFTS). The characterization results showed that the amorphous structure and good dispersion between Mn and Ce on the surface of the zeolite changed the electronic properties of the active components, improved its low-temperature catalytic activity, brought it characteristics of Mn and Ce at the same time, and broaden the reaction temperature range. …”
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    Article
  7. 3087

    Na-TiNT Nanocrystals: Synthesis, Characterization, and Antibacterial Properties by Enzo V. H. Agressott, Mauro M. Oliveira, Thiago S. Freitas, Raimundo L. S. Pereira, Ana R. P. Silva, Rafael P. Cruz, Antonia T. L. Santos, Alexandre M. R. Teixeira, Tainara G. Oliveira, João H. da Silva, Alexandre R. Paschoal, Bartolomeu C. Viana, Paulo de Tarso C. Freire, Abolghasem Siyadatpanah, Polrat Wilairatana, Henrique D. M. Coutinho

    Published 2022-01-01
    “…Therefore, a study of the antibacterial properties of sodium titanate nanotubes (Na-TiNTs) was carried out together with physicochemical characterizations, such as Raman spectroscopy which shows a peak characteristic of Na-O-Ti from nanotube-agglomerated regions. …”
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  8. 3088

    Enhanced Ciprofloxacin Ozonation Degradation by an Aqueous Zn-Cu-Ni Composite Silicate: Degradation Performance and Surface Mechanism by Yue Liu, Rong Guo, Jie Li, Yizhen Cheng, Congmin Wang, Weiqiang Wang, Huifan Zheng

    Published 2025-01-01
    “…Scanning electron microscopy, X-ray diffraction, X-ray photoelectron spectroscopy, nitrogen adsorption–desorption, and Fourier transform infrared analysis (FTIR) were used to characterize the Zn-Cu-Ni composite silicate. …”
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    Article
  9. 3089

    Platinum(II) Complexes with Tetradentate Schiff Bases as Ligands: Synthesis, Characterization and Detection of DNA Interaction by Differential Pulse Voltammetry by Lijun Li, Chao Tian, Cheng Wang, Guangyuan Wang, Lianzeng Wang, Jianlong Du

    Published 2012-01-01
    “…Five sterically hindered platinum(II) complexes with tetradentate schiff bases as ligands, [Pt(L)] (L= N,N′-bisalicylidene-1,2-ethylenediamine (L1), N,N′-bisalicylidene-1,2-cyclohexanediamine (L2), N,N′-bis(5-hydroxyl-salicylidene)-1,2-cyclohexanediamine (L3), N,N′-bisalicylidene-1,2-diphenyl-ethylenediamine (L4) and N,N′-bis(3-tert-butyl-5-methyl-salicylidene)-1,2-diphenylethylenediamine (L5) ) have been synthesized and characterized by IR spectroscopy and elemental analysis. The sterical hindrance of antitumor drug candidates potentially makes them less susceptible to deactivation by sulphur containing proteins and helping to overcome resistance mechanisms. …”
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    Article
  10. 3090

    Eco-biofabrication of silver nanoparticles from Azadirachta indica, Gymnema sylvestre, and Moringa oleifera for lung cancer treatment by Tanya Muthu, Ravi Adusumalli, Sathish Kumar Vemuri, M. Indira Devi, P. Pavan Kumar, Rajkiran Reddy Banala, A. V. Gurava Reddy

    Published 2025-01-01
    “…Methods AgNPs were synthesized using green chemistry techniques and characterized by X-ray diffraction (XRD) and Fourier-transform infrared spectroscopy (FTIR). Gene expression studies were performed to assess the impact of AgNPs on cancer-related genes such as VEGF and CYCLIN-D1. …”
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    Article
  11. 3091

    Design and Synthesis of Crystalline Al-Doped TiO<sub>2</sub> Buffer Layers for Enhancing Energy Conversion Efficiency of New Photovoltaic Devices by Dongin Kim, Jiwon Lee, Rakhyun Jeong, Ki-Hwan Hwang, Jin-Hyo Boo

    Published 2025-01-01
    “…Electrochemical impedance spectroscopy (EIS) analysis was performed in conjunction with theoretical calculations of charge transport parameters to substantiate this claim.…”
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  12. 3092

    Performance Enhancement of Dye Sensitized Solar Cell (DSSC) through TiO2/rGO Hybrid: Comprehensive Study on Synthesis and Characterization by Rustan Hatib, Khairil Anwar, Ramang Magga, Muh Anjas Astak, Denny Widhiyanuriyawan, Wardoyo Wardoyo

    Published 2024-07-01
    “…The presence of rGO in the photoanode structure was confirmed via X-ray diffraction and Fourier transform infrared spectroscopy analysis. JV (current-voltage density) measurements of DSSC based on TiO2/rGO photoanode revealed that the highest photoelectric conversion efficiency (0.1923%) was achieved at 400˚C, much higher than other temperature variations. …”
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    Article
  13. 3093

    Reduction of Carbon-Based Emissions using MgO Nanoparticle with Waste Cooking Oil Biodiesel in Diesel Engine by Mohammad A. Al Zubi, A. Jayaganthan, null Alimuddin, Mohd Yunus Khan, Ravi Kumar, Bharat Singh, Vighneswara Rao Kakara

    Published 2022-01-01
    “…In the present study, SEM (scanning electron microscope), TEM (transmission electron microscope), and EDX spectroscopy are used for investigation of nanoadditives. …”
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  14. 3094

    Effect of different physical factors on the synthesis of spherical gold nanoparticles towards cost‐effective biomedical applications by Zahra Bahmanyar, Fatemeh Mohammadi, Ahmad Gholami, Mehdi Khoshneviszadeh

    Published 2023-02-01
    “…Prepared NPs synthesised with different experiments were characterised by dynamic light scattering, UV‐Visible, and fourier transform infrared spectroscopy. Furthermore, NPs obtained from optimised synthesis conditions were more detailed using UV‐Visible, transmission electron microscopy, and XRD. …”
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  15. 3095

    A Study on Remote Monitoring of NO<sub>x</sub> Emissions from Inland Vessels by Mengtao Deng, Jianbo Hu, Zhaoyu Qi, Shitao Peng

    Published 2025-01-01
    “…In order to demonstrate the feasibility of the tunable diode laser absorption spectroscopy (TDLAS) technology for monitoring NO<sub>x</sub> emissions from inland vessels, an equipment is designed to monitor emissions for inland vessels. …”
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    Article
  16. 3096

    Urea enhances the yield and quality of bio-oil produced from corncob through pyrolysis by Sakina Ibrahim Bello, Taofik Olatunde Uthman, Serdar Surgun, Abdullahi Muhammad Sokoto

    Published 2025-01-01
    “…Fourier Transform-Infrared Spectroscopy, Gas Chromatography-Mass Spectrometry (GC–MS), Ultimate Analysis, and High Heating Value (HHV) analyses were employed to evaluate the quality of bio-oil produced. …”
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    Article
  17. 3097

    A Microfabrication Technique for High-Performance Diffractive Optical Elements Tailored for Numerical Simulation by Xingang Dai, Yanjun Hu, Bowen Niu, Qun Dai, Yu Ao, Hongru Zhang, Gaoshan Jing, Yuan Li, Guofang Fan

    Published 2025-01-01
    “…Diffractive optical elements (DOEs) are specialized optical components that manipulate light through diffraction for various applications, including holography, spectroscopy, augmented reality (AR) and virtual reality (VR), and light detection and ranging (LiDAR). …”
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  18. 3098

    All-Metal Metamaterial-Based Sensor with Novel Geometry and Enhanced Sensing Capability at Terahertz Frequency by Sagnik Banerjee, Ishani Ghosh, Carlo Santini, Fabio Mangini, Rocco Citroni, Fabrizio Frezza

    Published 2025-01-01
    “…At terahertz wavelength, the proposed design can be used for any value of the aforementioned angles, targeting THz spectroscopy-based biomolecular fingerprint detection and energy harvesting applications.…”
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  19. 3099

    Bone Response to Surface-Modified Titanium Implants: Studies on the Early Tissue Response to Implants with Different Surface Characteristics by C. Larsson Wexell, P. Thomsen, B.-O. Aronsson, P. Tengvall, M. Rodahl, J. Lausmaa, B. Kasemo, L. E. Ericson

    Published 2013-01-01
    “…Scanning Auger Electron Spectroscopy, Scanning Electron Microscopy, and Atomic Force Microscopy revealed no significant differences in oxide thickness or surface roughness parameters, but differences in the surface chemical composition and apparent topography were observed. …”
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  20. 3100

    Combination ATR-FTIR with Multiple Classification Algorithms for Authentication of the Four Medicinal Plants from <i>Curcuma</i> L. in Rhizomes and Tuberous Roots by Qiuyi Wen, Wenlong Wei, Yun Li, Dan Chen, Jianqing Zhang, Zhenwei Li, De-an Guo

    Published 2024-12-01
    “…We developed a rapid analysis method for identification of affinis and different medicinal materials using attenuated total reflection-Fourier-transform infrared spectroscopy (ATR-FTIR) combined with machine learning algorithms. …”
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    Article