Showing 81 - 100 results of 1,014 for search '"ultraviolet–visible spectroscopy"', query time: 0.14s Refine Results
  1. 81

    Biological removal of triphenylmethane dyes from aqueous solution by Lemna minor by Anamaria Török, Erzsébet Buta, Cerasella Indolean, Szende Tonk, Luminiţa Silaghi-Dumitrescu, Cornelia Majdik

    Published 2015-03-01
    “…The mechanisms of phytoremediation were studied using Fourier transformation infrared spectroscopy, ultraviolet-visible spectroscopy, thin layer chromatography and Energy-dispersive X-ray spectroscopy. …”
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    Article
  2. 82

    Tunable Memristic Characteristics Based on Graphene Oxide Charge-Trap Memory by Lei Li

    Published 2019-02-01
    “…An investigation was made on the memristic performance mechanism regarding GO charge-trap memory; these blends were further characterized by transmission electron microscope (TEM), scanning electron microscope (SEM), Fourier transform infrared spectra (FTIR), Raman spectra, thermogravimetric analysis, X-ray diffraction (XRD), ultraviolet-visible spectroscopy, and fluorescence spectra in particular. …”
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    Article
  3. 83

    Copper Nanoparticles Mediated by Chitosan: Synthesis and Characterization via Chemical Methods by Muhammad Sani Usman, Wan Md Zin Wan Yunus, Norhazlin Zainuddin, Kamyar Shameli, Nor Azowa Ibrahim

    Published 2012-12-01
    “…The characterization of the prepared NPs was done using ultraviolet-visible spectroscopy, which showed a 593 nm copper band. …”
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    Article
  4. 84

    Theoretical and Experimental: The Synthetic and Anion-Binding Properties of Tripodal Salicylaldehyde Derivatives by Zhong-Jie Xu, Li-Rong Zhang

    Published 2016-05-01
    “…A series of colorimetric anion probes 1–6 containing OH and NO2 groups were synthesized, and their recognition properties toward various anions were investigated by visual observation, ultraviolet–visible spectroscopy, fluorescence, 1H nuclear magnetic resonance titration spectra and theoretical investigation. …”
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    Article
  5. 85

    Preparation and Characterization of Electron Transfer Layer for Perovskite Solar Cells by Adam kadhim, Atheer Abd Ali, Mohammad Mohammad

    Published 2021-09-01
    “…To characterize the triple-cation perovskite solar cells, X-ray diffraction, Field emission scanning electron microscope, and Ultraviolet-visible spectroscopy were used. The performance of perovskite solar cells was improved by reducing graphene oxide/bismuth oxide mixed mesoporous titanium dioxide as an effective electron transport layer. …”
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    Article
  6. 86

    Synthesis and Theoretical Calculations of Benzoic Acid-Based New Mono Azo Dye by Mehmet Ulutürk, Çiğdem Karabacak Atay

    Published 2022-11-01
    “…The synthesized compound was obtained through efficient synthetic route using 2-Naphthylamine and 3,5-dihydroxybenzoic acid as starting materials and characterized by various spectroscopic techniques such as Fouirer Transform Infrared Spectroscopy (FTIR), Proton Nuclear Magnetic Resonance Spectroscopy (1H-NMR), Carbon Nuclear Magnetic Resonance Spectroscopy (13C-NMR), Ultraviolet–visible spectroscopy (UV-Vis). All theoretical calculation was performed with Density Functional Theory (DFT). …”
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    Article
  7. 87

    A PRELIMINARY INVESTIGATION OF POLYANILINE/CHITOSAN COMPOSITE’S PHYSICOCHEMICAL PROPERTIES AND POTENTIAL ELECTROCHEMICAL APPLICATION by NUR FARAHIN SUHAIMI, Siti Nor Atika Baharin, Nurul' Ain Jamion, Kavirajaa Pandian Sambasevam

    Published 2022-10-01
    “…The synthesized material was characterized by scanning electron microscope (SEM)-Energy dispersive X-ray spectroscopy (EDX), Thermal gravimetric analysis (TGA) and Ultraviolet visible Spectroscopy (UV-Vis) techniques. The redox properties of the modified SPCE were examined by cyclic voltammetry studies. …”
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    Article
  8. 88

    Synthesis of porous silica hollow spheres using sacrificial template for drug delivery applications by Rasoul Safdari, Shahrara Afshar, Alireza Khosravi

    Published 2014-06-01
    “…The synthesized SiO2 nanospheres were used as drug carrier to investigate in vitro release behavior of monoterpenic phenol isomers, carvacrol and thymol, in simulated body fluid (SBF). Ultraviolet-visible spectroscopy (UV-vis) method was carried out to determine the amount of the drugs entrapped in the carrier. …”
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    Article
  9. 89

    Synthesis of silver nanoparticles using Peganum harmala extract as a green route by Matin Azizi, Sajjad Sedaghat, Kambiz Tahvildari, Pirouz Derakhshi, Ahad Ghaemi

    Published 2017-10-01
    “…The Ag nanoparticles (AgNPs) were characterized by ultraviolet–visible spectroscopy (UV–vis), Fourier transform infrared spectroscopy (FT–IR), powder X-ray diffraction (XRD), scanning electron microscopy (SEM), energy dispersive X-ray spectroscopy (EDS), and transmission electron microscopy (TEM). …”
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    Article
  10. 90

    Correlation of film thickness to optical band gap of Sol-gel derived Ba0.9Gd0.1TiO3 thin films for optoelectronic applications by Teh Yen Chin, Saif Ala’eddin A., Zahid Jamal Zul Azhar, Poopalan Prabakaran

    Published 2017-01-01
    “…The effect of film thickness on the microstructure and optical band gap has been investigated using X-ray diffractometer, atomic force microscope and ultraviolet-visible spectroscopy, respectively. XRD patterns confirm that the films crystallized with tetragonal phase perovskite structure. …”
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    Article
  11. 91

    Synthesis and Thermal Characterization of p-Coumaric Acid Complexes of CoII, NiII, CuII and ZnII Metal Cations and Biological Applications by Sineray Koc, Dursun Ali Kose, Emre Avcı, Kazim Kose

    Published 2016-06-01
    “…The structure of the synthesized complexes was studied via elemental analysis, infrared and ultraviolet-visible spectroscopy, magnetic measurements, melting point and thermal analysis. …”
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    Article
  12. 92

    An Ultrasound Application for TiO2 Photocatalytic Degradation of Methyl Orange by Xianzhen Diao, Jin XU, Yufei WANG

    Published 2022-08-01
    “…The catalysts were characterized by X-ray diffraction, Fourier-transform infrared spectroscopy, ultraviolet-visible spectroscopy, and other techniques. Methyl orange solution was used for the degradation of the organic material and ultrasonic technology was used to determine the photocatalytic performance of the catalysts. …”
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    Article
  13. 93

    Antimicrobial activity and green synthesis of silver nanoparticles using Trichoderma viride by Abdallah Mohamed Elgorban, Abdullah Naser Al-Rahmah, Shaban Rushdy Sayed, Abdurahman Hirad, Ashraf Abdеl-Fattah Mostafa, Ali Hassan Bahkali

    Published 2016-03-01
    “…The bioreduction of silver nanoparticles (Ag NPs) was observed spectrophotometrically, and the studied Ag NPs were characterized by ultraviolet–visible spectroscopy (UV–Vis), transmission electron microscopy and scanning electron microscopy. …”
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    Article
  14. 94

    Characterization of Blue Tourmaline from Madagascar for Exploring Its Color Origin by Ming Li

    Published 2022-01-01
    “…In the research, spectroscopic studies of tourmaline for color origin were performed by X-ray diffraction, Fourier transform infrared spectroscopy, ultraviolet-visible spectroscopy, and X-ray photoelectron spectroscopy. …”
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    Article
  15. 95

    Preparation of modified Carbon Nitride Photocatalyst with co-catalyst NiCoSx by Audy Amalina Binte Mohamad Abduh

    Published 2016
    “…The NiCoSx / g-C3N4 photocatalyst were characterized using X-ray diffraction (XRD), transmission electron microscopy (TEM), scanning electron microscopy (SEM), ultraviolet–visible spectroscopy (UV–vis) and fourier transform infrared spectroscopy (FTIR). …”
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    Final Year Project (FYP)
  16. 96

    Nitrite-enhanced charge transfer to and from single polyaniline nanotubes by Liu, J, Li, X, Batchelor-McAuley, C, Zhu, G, Compton, R

    Published 2017
    “…Reaction processes are proposed based on the oxidative properties of nitrite in acid solution. Ultraviolet-visible spectroscopy analysis further confirms an oxidation-reduction reaction between PANI and nitrite. …”
    Journal article
  17. 97

    Effect of different solvents extraction on recovery of pigments in Xylocarpus granatum, endangered medicinal plant by Hasni, Z., Yaacob, J.S., Yusoff, A.I.M., Taha, R.M., Ali Ahmed, A.B., Yahya, R., Ramesh, K.

    Published 2011
    “…The pigments were detected by ultraviolet-visible spectroscopy and thin layer chromatography. …”
    Article
  18. 98

    Carbon based material for dye sensitized solar cells by Muhammad, Nazalea Yazmin, Mohtar, Mohd Nazim, Ramli, Muhammad M., Shafie, Suhaidi

    Published 2018
    “…In this research, Carbon Quantum Dots (CQDs) and Reduction Graphene Oxide (RGO) are used as organic sensitizer for DSSC and then it will be examined by scanning electron microscopy, ultraviolet visible spectroscopy, Raman spectroscopy, and solar simulator to observe the optical properties, optical properties, quality and efficiency of DSSC respectively. …”
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    Conference or Workshop Item
  19. 99

    Role Of Rf Magnetron Sputtering Poweronoptical And Electrical Properties Of Ito Films On Soda-Lime Glass Substrates by Asri, R. I. M., Hamzah, N. A., Ahmad, M. A., Taib, M. Ikram Md, Sahil, S. M. S., Hassan, Z.

    Published 2019
    “…The optical and electrical properties of the sputtered ITO films were characterized by Ultraviolet–Visible Spectroscopy (UV-Vis), Hall Effect Measurement and Atomic Force Microscope (AFM). …”
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    Conference or Workshop Item
  20. 100

    Green synthesis of silver nanoparticles by kyllinga brevifolia leaf extract by Nawi, Mohamad Bakhtia Mhd

    Published 2015
    “…The characterization of silver nanoparticles produced are Scanning Electron Microscope (SEM), Ultraviolet-visible spectroscopy (UV-VIS), Fourier Transform Infrared Spectroscopy (FTIR) and X-ray diffraction (XRD). …”
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    Monograph