Showing 221 - 240 results of 363 for search '"transmitter"', query time: 0.07s Refine Results
  1. 221

    Multiantenna Spectrum Sensing in the Presence of Multiple Primary Users over Fading and Nonfading Channels by Dayan Adionel Guimarães, Rausley Adriano Amaral de Souza, Guilherme Pedro Aquino

    Published 2015-01-01
    “…The basis of this paper is Wei and Tirkkonen, 2012, in which expressions for the key performance metrics of the sphericity test applied to the multiantenna cooperative spectrum sensing of multiple primary transmitters in cognitive radio networks over nonfading channels are provided. …”
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    Article
  2. 222

    Rancidity Estimation of Perilla Seed Oil by Using Near-Infrared Spectroscopy and Multivariate Analysis Techniques by Suk-Ju Hong, Shin-Joung Rho, Ah-Yeong Lee, Heesoo Park, Jinshi Cui, Jongmin Park, Soon-Jung Hong, Yong-Ro Kim, Ghiseok Kim

    Published 2017-01-01
    “…The acid, peroxide value, and transmittance spectra of perilla seed oil stored in two different environments for 96 and 144 h were obtained and used to develop prediction models for different storage conditions and time periods. …”
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  3. 223

    Effect of Oxygen Flow Rate on the Optical, Electrical, and Mechanical Properties of DC Sputtering ITO Thin Films by Chuen-Lin Tien, Hong-Yi Lin, Chih-Kai Chang, Chien-Jen Tang

    Published 2018-01-01
    “…We used an optical spectrometer to measure the optical transmittance and a four-point probe instrument to determine the resistivity. …”
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  4. 224

    Optical Estimation on Pollution Level of Respirable Dust Based on Infrared Transmitting Behavior in Coalmine Fully Mechanized Working Face by Wen-Zheng Wang, Yan-Ming Wang, Guo-Qing Shi

    Published 2016-01-01
    “…The simulation results show that the transmittance and aerosol optical depth (AOD) of coal dust are closely linked and obviously influenced by the variation of dust generation source (intensity of dust release, position of coal cutting, and the wetting of the coal seam) and airflow field (wind speed and direction of ventilation). …”
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  5. 225

    Effect of Metal Dopant on Ninhydrin—Organic Nonlinear Optical Single Crystals by R. S. Sreenivasan, N. Kanagathara, G. Ezhamani, N. G. Renganathan, G. Anbalagan

    Published 2013-01-01
    “…The presence of dopants marginally altered the lattice parameters without affecting the basic structure of the crystal. The UV-Vis transmittance spectrum shows that the crystal has a good optical transmittance in the entire visible region with lower cutoff wavelength 314 nm. …”
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  6. 226

    Characteristics of Nanocrystallite-CdS Produced by Low-Cost Electrochemical Technique for Thin Film Photovoltaic Application: The Influence of Deposition Voltage by Obi Kingsley Echendu, Francis Birhanu Dejene, Imyhamy Mudiy Dharmadasa, Francis Chukwuemeka Eze

    Published 2017-01-01
    “…Optical characterization reveals that all samples show similar transmittance and absorbance responses with the transmittance slightly increasing towards higher growth voltages. …”
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  7. 227

    The Problem of Spurious Emissions in 5G FR2 Phased Arrays, and a Solution Based on an Upmixer With Embedded LO Leakage Cancellation by Arun Paidimarri, Yujiro Tojo, Caglar Ozdag, Alberto Valdes-Garcia, Bodhisatwa Sadhu

    Published 2024-01-01
    “…The wireless spectrum is a shared resource. Transmitters are expected to transmit only at their allotted frequency range and not at other frequencies. …”
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    Article
  8. 228

    Preparation of Aligned ZnO Nanorod Arrays on Sn-Doped ZnO Thin Films by Sonicated Sol-Gel Immersion Fabricated for Dye-Sensitized Solar Cell by I. Saurdi, M. H. Mamat, M. F. Malek, M. Rusop

    Published 2014-01-01
    “…Results show that the Sn-doped ZnO thin films with small grain size (~20 nm), high average transmittance (96%) in visible region, and good resistivity 7.7 × 102 Ω·cm are obtained for 2 at.% Sn doping concentration. …”
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    Article
  9. 229

    In Situ Curing of a Polymer Film for Light-Proof Coring of Deep Rocks with Preservation of Rock Quality and Moisture by Zhiyu Zhao, Heping Xie, Tao Liu, Yifan Wu

    Published 2020-01-01
    “…Compared to the neat silicone rubber film, the O2 and water vapor permeability and light transmittance of the sealing film were reduced by 81.2%, 84.4%, and 100%, respectively. …”
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  10. 230

    DISCRETENESS ERRORS OF FREQUENCY LEVEL GAUGES AND METHODS OF THEIR MINIMIZATION by V. B. Goncharov, V. D. Ivchenko

    Published 2016-06-01
    “…Methods of reducing the influence of discreteness errors in a frequency modulated (FM) transmitters (adaptive voltage control modulation, the introduction of an additional slow modulation of the carrier frequency, the spectral analysis method) are presented.…”
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  11. 231

    Effect of crack template structure morphology on electromagnetic shielding efficiency and visual performance of metal mesh optical window by Liqing Yang, Yongmao Guan, Fei Gao, Rui Wan, Pengfei Wang

    Published 2025-03-01
    “…However, DP1-mesh's larger lines reduced light transmittance, likely due to increased edge warping enhancing line connectivity and reducing breakage.…”
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  12. 232

    Retrieval of Atmospheric CO2 and CH4 Variations Using Ground-Based High Resolution Fourier Transform Infrared Spectra by Tian Yuan, Liu Cheng, Sun You Wen, Xie Pin Hua, Wang Wei, Liu Wen Qing, Liu Jian Guo, Li Ang, Hu Ren Zhi, Zeng Yi

    Published 2015-01-01
    “…The forward analysis uses the modeled atmospheric transmittance to line-by-line (LBL) convolute the instrument line shape function. …”
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  13. 233

    Mechanism and Optimized Process Conditions of Forming One-Dimensional ZnO Nanorods with Al-Doping by Electrodeposition Method by Jianlin Chen, Yu Zhang, Wei Qiu, Shu Chen, Chang Liu, Zhuoyin Peng, Jian Chen

    Published 2021-01-01
    “…They exhibited good electrical conductivity with a sheet resistance of 68-167Ω/square and appropriate visible light transmittance of 61-82%. Taking into account of desired morphology and phase purity, as well as good electrical conductivity and optical transmittance, the optimal window of Al3+/Zn2+ ratio in the precursors was determined between 1 at% and 2 at% with applied potential of -1.5V, bath temperature of 80°C, and deposition time of about 30min. …”
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  14. 234

    The Intrinsic Room-Temperature Ferromagnetism in ZnO:Co Thin Films Deposited by PLD by C. C. Wang, B. Y. Man, M. Liu, C. S. Chen, S. Z. Jiang, S. Y. Yang, S. C. Xu, X. G. Gao, B. Hu

    Published 2012-01-01
    “…X-ray diffraction spectra, scanning electron microscopy, X-ray photoelectron spectroscopy, energy dispersive spectroscopy, UV-vis transmittance spectra, and Raman spectra were used for characterization. …”
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    Article
  15. 235

    On obtaining the coupled-mode theory using a model of coupled plane waves for symmetric resonant diffraction gratings by D.A. Bykov, E.A. Bezus, L.L. Doskolovich

    Published 2024-08-01
    “…Both considered models describe resonances in the reflectance and transmittance spectra of the studied diffraction gratings arising due to the excitation of quasiguided modes and Fabry–Pérot modes. …”
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  16. 236

    Building up Graphene-Based Conductive Polymer Composite Thin Films Using Reduced Graphene Oxide Prepared by γ-Ray Irradiation by Siyuan Xie, Bowu Zhang, Chunlei Wang, Ziqiang Wang, Linfan Li, Jingye Li

    Published 2013-01-01
    “…The electrical and optical properties of the obtained composite films were tested, showing good electrical conductivity with visible transmittance but strong ultraviolet absorbance.…”
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    Article
  17. 237

    Multiple Control Strategies for Prevention of Avian Influenza Pandemic by Roman Ullah, Gul Zaman, Saeed Islam

    Published 2014-01-01
    “…We present the prevention of avian influenza pandemic by adjusting multiple control functions in the human-to-human transmittable avian influenza model. First we show the existence of the optimal control problem; then by using both analytical and numerical techniques, we investigate the cost-effective control effects for the prevention of transmission of disease. …”
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  18. 238

    Optimization of Soursop (Annona Muricata L.) Leaf Extract in Nanoemulgel And Antiacnes Activity Test Against Propionibacterium Acnes, Staphylococcus Aureus, Staphylococcus Epidermi... by Asyhari, Hanif Fibiana, Cabral, Kibedi B., Wikantyasning, Erindyah R.

    Published 2024
    “…The optimal formula has a composition of 10.86% VCO, 67.33% Tween 80, 21.81% PEG 400 form homogeneous and clear nanoemulsion with % transmittance of 91.97±1.11%, emulsification time of 56.42±0.72 seconds, and pH of 5.67±0.24. …”
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  19. 239

    Growth, Optical and Dielectric Studies on Pure and L-Lysine Doped KDP Crystals by N. Kanagathara, G. Anbalagan

    Published 2012-01-01
    “…The UV-Vis spectrum shows the transmitting ability of the crystals in the entire visible region and transmittance percentage is increased for the doped KDP crystals. …”
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  20. 240

    Nucleation Kinetics, Growth and Characterization Studies of a Diamagnetic Crystal-Zinc Sulphate Heptahydrate (ZSHH) by R. Kanagadurai, R. Durairajan, R. Sankar, G. Sivanesan, S. P. Elangovan, R. Jayavel

    Published 2009-01-01
    “…The as-grown ZSHH crystals were characterized by the powder X-ray diffraction, UV-VIS absorption and transmittance, FT-IR absorption, TG-DTA, microhardness and etching studies.…”
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    Article