Showing 181 - 200 results of 400 for search '"band gap"', query time: 0.05s Refine Results
  1. 181
  2. 182

    Catalytic reduction of benzaldehyde using green synthesized cuprous oxide nanoparticles by Samina Ferdousi, Mohammad Saiful Alam, Ershad Ahmmed, Razia Sultana Brishti, Md. Abu Rayhan Khan

    Published 2025-01-01
    “…Moreover, the present finding revealed low band gap (2.82 eV) of Cu2O NPs. The synthesized Cu2O NPs were employed for catalytic reduction of benzaldehyde to benzyl alcohol, and significant catalytic efficacy (39 %) was noticed in presence of ethanol. …”
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  3. 183

    A New Heterostructure Junctionless Tunnel Field Effect Transistor with Silicon-on-Nothing Technique for DC Parameter Improvement by Amin Vanak, Amir Amini

    Published 2024-04-01
    “…In this device, InAs is used in the source region of SON HS-JLTFET which has a lower energy band gap than Si to achieve thinner tunneling barrier width. …”
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  4. 184

    Quantum control in size selected semiconductor quantum dot thin films by Kärcher Victor, Reiker Tobias, da Costa Pedro F.G.M., de Camargo Andrea S.S., Zacharias Helmut

    Published 2025-01-01
    “…We introduce a novel technique for coherent control that employs resonant internally generated fields in CdTe quantum dot (QD) thin films at the L-point. The bulk band gap of CdTe at the L-point amounts to 3.6 eV, with the transition marked by strong Coulomb coupling. …”
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  5. 185

    Investigation of Optical and Dielectric Properties of Nickel-Doped Zinc Oxide Nanostructures Prepared via Coprecipitation Method by Sohail Ahmad, Muhammad Usman, Muhammad Hashim, Atizaz Ali, Rasool Shah, Naveed Ur Rahman

    Published 2024-01-01
    “…UV-Vis spectroscopy further revealed that the optical band gap of nickel-doped samples varied from 3.18 eV to 2.80 eV. …”
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  6. 186

    Evaluation of Antimony Tri-Iodide Crystals for Radiation Detectors by Toshiyuki Onodera, Koei Baba, Keitaro Hitomi

    Published 2018-01-01
    “…SbI3 is a compound semiconductor with an AsI3-type crystal structure, high atomic number (Sb: 51, I: 53), high density (4.92 g/cm3), and a wide band-gap energy (2.2 eV). In addition, crystalline SbI3 is easy to grow by conventional crystal growth techniques from melting phase because the material exhibits a low melting point (171°C) and undergoes no phase transition in the range of its solid phase. …”
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  7. 187

    Functionalized Waterborne Polyurethane-Based Graphite-Reinforced Composites by Nur Munirah Abdullah, Anika Zafiah Mohd Rus, M. F. L. Abdullah

    Published 2019-01-01
    “…Further studies in optical properties consequently attribute decreasing values in optical energy band gap (Eg) which afterwards took the leads to electrical conductivity (σ). …”
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  8. 188

    Solar Driven photocatalysis using CoFe2O4-CNT nanocomposites for degradation of hazardous Rose Bengal dye by Vikas Vikas, Pawan S. Rana

    Published 2023-06-01
    “…UV-Vis. spectroscopy and Photoluminescence (PL) were used to study the optical properties of the samples, indicating that the bandgap of the sample is within the visible range, making it suitable for visible light photocatalysis. The band gap shifted to a slightly lower side after the formation of the nanocomposite, and the PL revealed that recombination time increased after the formation of nanocomposites compared to pure CoFe2O4. …”
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  9. 189

    Structural, Optical, and Magnetic Properties of Co Doped CdTe Alloy Powders Prepared by Solid-State Reaction Method by M. Rigana Begam, N. Madhusudhana Rao, Girish M. Joshi, S. Kaleemulla, M. Shobana, N. Sai Krishna, M. Kuppan

    Published 2013-01-01
    “…Optical studies showed the increase in band gap with increase in Co level. The samples were diluted magnetic semiconductors and exhibited clear hysteresis loop showing room temperature ferromagnetism as confirmed by vibrating sample magnetometer.…”
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  10. 190

    Design of Multijunction Photovoltaic Cells Optimized for Varied Atmospheric Conditions by C. Zhang, J. Gwamuri, R. Andrews, J. M. Pearce

    Published 2014-01-01
    “…Band gap engineering provides an opportunity to not only provide higher overall conversion efficiencies of the reference AM1.5 spectra but also customize PV device design for specific geographic locations and microenvironments based on atmospheric conditions characteristic to that particular location. …”
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  11. 191

    Synthesis, growth and characterization of magnesium chloride doped L-alanine cadmium chloride single crystal: For nonlinear optical application by Dessale Alemu, Idris Shafi, Tizazu Abza

    Published 2022-10-01
    “…The optical properties of pure and MgCl2 doped LACC single crystals investigated by UV–VIS/NIR spectrometer confirmed that the crystals were transparent in the wavelength range of 230-1100 nm. The optical band gap energy of pure and doped LACC single crystals were found to have the same value of 5.4 eV. …”
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  12. 192

    Synthesis, growth and characterization of magnesium chloride doped L-alanine cadmium chloride single crystal: For nonlinear optical application by Dessale Alemu, Idris Shafi, Tizazu Abza

    Published 2022-10-01
    “…The optical properties of pure and MgCl2 doped LACC single crystals investigated by UV–VIS/NIR spectrometer confirmed that the crystals were transparent in the wavelength range of 230-1100 nm. The optical band gap energy of pure and doped LACC single crystals were found to have the same value of 5.4 eV. …”
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  13. 193

    Characteristics of Boron Decorated TiO2 Nanoparticles for Dye-Sensitized Solar Cell Photoanode by Ching-Yuan Ho, J. K. Lin, Hong-Wen Wang

    Published 2015-01-01
    “…The measured results indicate that boron doping of TiO2 both increases the crystallite size and rutile-phase percent in an anatase matrix. Decreasing the band gap by boron doping can extend the absorption to the visible region, while undoped TiO2 exhibits high UV absorption. …”
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  14. 194

    The effect of particle size on photocatalytic degradation of oxytetracycline by ZnO nanoparticles by Reza Torkamani, Bagher Aslibeiki, Masih Darbandi, Hamid Naghshara

    Published 2024-05-01
    “…On the other hand, the band gap energy was reduced by decreasing the calcination temperature, which increases the performance of the photocatalytic activity. …”
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  15. 195

    Fabrication and Characterization of CuInSe2 Thin Film Applicable for a Solar Energy Light Absorption Material via a Low Temperature Solid State Reaction by Kuo-Chin Hsu, Yaw-Shyan Fu, Pei-Ying Lin, I-Tseng Tang, Jiunn-Der Liao

    Published 2013-01-01
    “…The CuInSe2 thin film prepared from the solid state reaction did not use the selenide process; its band gap might reach 1.06 eV, which is competent and suitable to be used for a thin film solar cell light absorption layer.…”
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  16. 196

    Enhanced Transformation of Atrazine by High Efficient Visible Light-Driven N, S-Codoped TiO2 Nanowires Photocatalysts by Yanlin Zhang, Honghai Wu, Peihong Liu

    Published 2014-01-01
    “…These results were mainly attributed to the synergistic effect of N and S doping in narrowing the band gap, remarkable increase in electron-hole separation, extending the anatase-to-rutile transformation temperature above 600°C, and preferentially exposing high reactive {001} crystal facets of anatase.…”
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  17. 197

    Photocatalytic Decomposition of Amoxicillin Trihydrate Antibiotic in Aqueous Solutions under UV Irradiation Using Sn/TiO2 Nanoparticles by Robab Mohammadi, Bakhshali Massoumi, Mohammad Rabani

    Published 2012-01-01
    “…Sn/TiO2 nanoparticles exhibited high photocatalytic activity during the mineralization of AMOX under UV light due to increase in the generated hydroxyl radicals, band gap energy, specific surface area, and decrease in the crystallite size. …”
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  18. 198

    ZnFe2O4-TiO2 Nanoparticles within Mesoporous MCM-41 by Aidong Tang, Yuehua Deng, Jiao Jin, Huaming Yang

    Published 2012-01-01
    “…Incorporation of ZnFe2O4-TiO2 within MCM-41 avoided the agglomeration of nanoparticles and reduced the band gap energy of TiO2 to enhance its visible light photocatalytic activity. …”
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  19. 199

    Computational Study of Some Urolithin Derivatives-based Biomass Corrosion Inhibitors on the Fe (110), Cu(111) and Al(111) Surface by Rebaz A. Omer

    Published 2025-02-01
    “…UroM5 demonstrates superior stability and lower reactivity due to its high band gap energy. MC simulations reveal that the adsorption energies of urolithin derivatives on metal surfaces follow a trend: UroM5 > UroM6 > UroE > UroM7, suggesting a stronger binding affinity for these metals. …”
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  20. 200

    Investigation of hexanal removal through adsorption and photocatalysis on ZIF-7 modified with ZnO, TiO\(_2\), and ZnO/TiO\(_2\) using ATR-FTIR by Widyan Muhammad Naufal, Sayekti Wahyuningsih, Witri Wahyu Lestari

    Published 2024-12-01
    “…Zeolitic imidazolate framework (ZIF) is renowned for its high adsorption capacity and frequently adsorbs organic pollutants. However, its high band gap energy has limited its photocatalytic activity, thus necessitating a modification for enhance performance enhancement. …”
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