Showing 241 - 260 results of 443 for search '"optical properties"', query time: 0.05s Refine Results
  1. 241

    Optical and Electrical Characterization of Crystallized M:WO3 (Cu, Fe, Ni) Films in Acidic Medium by Irmak Karaduman Er, Fatma Sarf, Emin Yakar

    Published 2024-06-01
    “…Structural, morphological, electrical and optical properties of the produced WO3-based films were examined. …”
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    Article
  2. 242

    Theoretical Studies on the Design of Benzo[1,2-c:4,5-c’]bis[1,2,5]selenadiazole Acceptor-Based Organic Dyes by Taylor Dorlus, Jing Wang, Jerzy Leszczynski

    Published 2024-12-01
    “…In the present study, density functional theory (DFT) and time-dependent DFT (TD-DFT) approaches were executed to investigate the impact of benzobisselenadiazole (BBSD) based organic dyes with interchangeable donor and acceptor units on their optical properties. Two spacers were selected from 27 π-linker models due to their better performance on the absorption spectra. …”
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  3. 243

    Neodymium-doped SnS nanomaterials: ultrasound-assisted synthesis, characterization, and investigation of its physical properties by Mostafa Yousefi, Younes Hanifehpour, Mehdi Abdolmaleki, Negin Rahmani

    Published 2024-04-01
    “…After examining the surface morphology and structure of the synthesized samples, diffuse reflectance spectroscopy (DRS) and 4-probe techniques were employed to study the optical properties and electrical conductivity of these compounds. …”
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    Article
  4. 244

    Fabrication and Characterization of Nickel Chloride Doped PMMA Films by Wasan A. Al-Taa’y, Saad F. Oboudi, Emad Yousif, Mohammed Abdul Nabi, Rahimi M. Yusop, Darfizzi Derawi

    Published 2015-01-01
    “…Films of PMMA and PMMA doped with NiCl2 with different contents were prepared using the casting technique. The optical properties of all films were investigated using spectrophotometric measurements of absorbance and transmittance in the wavelength range 200–800 nm. …”
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  5. 245

    Decomposition of Bis(N-benzyl-salicydenaminato)zinc (II) Complex for the Synthesis of ZnO Nanoparticles to Fabricate ZnO-Chitosan Nanocomposite for the Removal of Iron (II) Ions fr... by Thokozani Xaba, Patli Phillia Mongwai, Mahadi Lesaoana

    Published 2019-01-01
    “…The preparation of bis(N-benzyl-salicydenaminato)zinc (II) complex and the synthesis of zinc oxide nanoparticles via the thermal decomposition of zinc complex together with the fabrication of ZnO-chitosan nanocomposites for the removal of iron (II) ions from wastewater is reported. The optical properties of the synthesized nanoparticles showed band edges that are red-shifted in wavelengths when the decomposition temperature was increased. …”
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  6. 246

    Renormalized Phonon Microstructures at High Temperatures from First-Principles Calculations: Methodologies and Applications in Studying Strong Anharmonic Vibrations of Solids by Tian Lan, Zhaoyan Zhu

    Published 2016-01-01
    “…We shall see that the phonon-phonon interactions give rise to interesting coupling problems and essentially modify the equilibrium and nonequilibrium properties of materials, for example, thermal expansion, thermodynamic stability, heat capacity, optical properties, thermal transport, and other nonlinear properties of materials. …”
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  7. 247

    Laser-Induced Point Defects in Fused Silica Irradiated by UV Laser in Vacuum by Xiaoyan Zhou, Xinda Zhou, Jin Huang, Qiang Cheng, Fengrui Wang, Xin Ye, Xiaodong Jiang, Weidong Wu

    Published 2014-01-01
    “…Results show that, for laser fluence below laser-induced damage threshold (LIDT), the absorbance and intensity of fluorescence bands increase with laser energies and/or number of laser pulses, which indicates that laser-induced defects are enhanced by laser energies and/or number of laser pulses in vacuum. The optical properties of these point defects were discussed in detail.…”
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  8. 248

    Origin of Visible Light Photocatalytic Activity of Ag3AsO4 from First-Principles Calculation by Yan Gong, Hongtao Yu, Xie Quan

    Published 2014-01-01
    “…For clarifying that, the electronic structure and optical properties of Ag3AsO4 have been analyzed by the hybrid density functional method. …”
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  9. 249

    Novel technique to produce porous thermochromic VO2 nanoparticle films using gas aggregation source by Jan Prokeš, Tereza Košutová, Jaroslav Kousal, Anna Kuzminova, Ondřej Kylián

    Published 2025-01-01
    “…Concerning this, it was found that there exists an optimal oxidation time (60 s in our study) that assures the production of crystalline VO2 nanoparticles with the highest, reproducible and temporally stable semiconductor-to-metal transition with the resistive switching ratio close to 2 orders of magnitude and dramatic switching of optical properties in the near infra-red spectral region.…”
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  10. 250

    Enhancement of photocatalytic and antimicrobial properties of SHMP-capped with Ni and Gd-doped zinc oxide nanoparticles by Kumar Mageswari, Thirugnanam Bavani, Jagannathan Madhavan, Peethambaram Prabukanthan

    Published 2025-03-01
    “…The results showed that incorporating SHMP-capped with Ni and Gd mostly affects the structural and optical properties of zinc oxide nanoparticles. Under visible light, the optimized SHMP-capped Ni and Gd (4 wt%) doped zinc oxide nanoparticles showed better photocatalytic degradation towards methylene blue (MB). …”
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  11. 251

    Ultrablack color in velvet ant cuticle by Vinicius Marques Lopez, Wencke Krings, Juliana Reis Machado, Stanislav Gorb, Rhainer Guillermo-Ferreira

    Published 2024-12-01
    “…Using a combination of scanning electron microscopy (SEM), transmission electron microscopy (TEM), confocal laser scanning microscopy (CLSM), and optical spectroscopy, we conducted a comprehensive analysis of the cuticle to elucidate its unique optical properties. SEM imaging provided a detailed surface morphology, while TEM provided insights into the internal structure. …”
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  12. 252

    MINERALOGY OF THE VORONTSOVSKOE GOLD DEPOSIT (NORTHERN URALS). PART 3: SULFOSALTS by A.V. Kasatkin, S.Yu. Stepanov, M.V. Tsyganko, R. Škoda, F. Nestola, J. Plášil, E. Makovicky, A.A. Agakhanov, R.S. Palamarchuk

    Published 2021-06-01
    “…The article reports on sulfosalts of the deposit, their chemical compositions, as well as unit-cell parameters, optical properties and Raman spectra of some minerals. For eight new mineral species discovered by the authors (auerbakhite, vorontsovite, gladkovskyite, gungerite, luboržákite, pokhodyashinite, ferrovorontsovite, tsygankoite), we provide their density, hardness, reflectance spectra and crystal structure. …”
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  13. 253

    Effect of sodium lauroyl sarcosinate on the thermal, optical and moisture absorption properties of polyvinylpyrrolidone film by Ian Pellinca Braga Caetano, Danielle Marques de Araújo Stapelfeldt, Rodrigo de Siqueira Melo, Kênia da Silva Freitas, Ana Lucia Shiguihara, Jorge Amim Júnior

    Published 2023-06-01
    “…The obtained films (PVP/SLS) were characterized by means of attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR), optical properties, thermogravimetric analysis (TGA), differential scanning calorimetry (DSC) and moisture absorption (MA). …”
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  14. 254

    Luminosity Distance and Extinction by Submicrometer-sized Grains by R. Siebenmorgen, Frank Heymann, R. Chini

    Published 2025-01-01
    “…As long as the optical properties of dust grains are wavelength-dependent this contamination can be corrected. …”
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  15. 255

    Synthesis and Characterization of Zinc Sulfide-Aluminium -Platinum Nanocomposites Produced by Coprecipitation Method by A. Durgadevi, K. Dhayalini, M. Ravichandran

    Published 2025-01-01
    “…SEM examinations provided detailed insights into the morphology of the nanocomposites. The optical properties were assessed through UV spectroscopy, which showed that the ZnS nanocomposites displayed a prominent absorption peak in the 295-300 nm range, with the highest absorption at 299 nm, and a bandgap energy of 3.75 eV. …”
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  16. 256

    Influence of Doping Concentration on Dielectric, Optical, and Morphological Properties of PMMA Thin Films by Lyly Nyl Ismail, Habibah Zulkefle, Sukreen Hana Herman, Mohamad Rusop Mahmood

    Published 2012-01-01
    “…All samples show dielectric characteristics which have dielectric loss is less than 0.05. The optical properties for thin films were measured at room temperature across 200 ~ 1000 nm wavelength region. …”
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  17. 257

    Theoretical Design of Asymmetric/symmetric Nanodisk Arrays Deposited on GaAs Film for Plasmonic Modulation and Sensing by Cheng SUN, Xue YANG, Xinyu LI, Shuwen CHU

    Published 2025-01-01
    “…Metallic plasmonic nanostructures can achieve nanoscale light-matter interactions and have a wide range of applications in spectral modulation and optical sensing fields stemming from their rich and tunable optical properties. Herein, we propose a composite nanostructure consisting of a gold nanodisk array and a GaAs thin film, which achieves symmetric and asymmetric configurations by adjusting the nanodisk radius of the array structure. …”
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  18. 258

    Imidazole and Azo-Based Schiff Bases Ligands as Highly Active Antifungal and Antioxidant Components by Siham Slassi, Adeline Fix-Tailler, Gérald Larcher, Amina Amine, Abdelkrim El-Ghayoury

    Published 2019-01-01
    “…We describe, herein, the synthesis, full characterization, and optical properties of four different ligands L1-L4 which associate an azo group, an imidazole unit, and a Schiff base fragment. …”
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  19. 259

    Quinoline-Based Materials: Spectroscopic Investigations as well as DFT and TD-DFT Calculations by Mahmoud A. S. Sakr, Samy A. El-Daly, El-Zeiny M. Ebeid, Sadeq M. Al-Hazmy, Mohammed Hassan

    Published 2022-01-01
    “…So, it is vital to shed light on these compounds in terms of their optical properties supported by quantum calculations. The absorption and emission spectra of studied compounds were measured within the laboratory, whereas the quantum calculations were performed utilizing the density functional theory (DFT) calculations. …”
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  20. 260

    Vibronic Effects Analysis of the Substituent Effect on the Spectral Properties of the EMI and CPL of Three [7]Helicene Derivatives by Qiushuang Xu, Meishan Wang, Yanli Liu

    Published 2024-12-01
    “…The substituent effect has a significant influence on the optical properties of spectral shape, width, and wavelength, and the intensities of the maximum peaks of emission (EMI) and circularly polarized luminescence (CPL). …”
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