Showing 741 - 760 results of 849 for search '"microwave"', query time: 0.05s Refine Results
  1. 741

    A Preliminary Assessment of the Impact of Assimilating Satellite Soil Moisture Data Products on NCEP Global Forecast System by Weizhong Zheng, Xiwu Zhan, Jicheng Liu, Michael Ek

    Published 2018-01-01
    “…It is well documented that soil moisture has a strong impact on precipitation forecasts of numerical weather prediction models. Several microwave satellite soil moisture retrieval data products have also been available for applications. …”
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    Article
  2. 742

    Bifunctional Electromagnetic Manipulation of Surface Waves Using Metasurfaces Under One Circularly Polarized Incidence by Min Kang, Lixing Chen, Shuaipeng Qin, Liang Ma, Aoxiang Rui, Shiqing Li

    Published 2025-01-01
    “…As proof of this concept, we designed a bifunctional meta-device in the microwave regime and numerically demonstrated that it can convert a normally incident left circularly polarized (LCP) beam into SWs, exhibiting both a focused wavefront in the co-polarized output channel and a deflected wavefront in the cross-polarized output channel. …”
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  3. 743

    DPPH Scavenging Activity, Reducing Power, and Metal Chelating Capacity of Compound 1-(2,5-dihydroxyphenyl)-3-pyridine-2-yl-propenone by Navista Sri Octa Ujiantari, Andy Eko Wibowo, Ratna Asmah Susidarti

    Published 2023-12-01
    “…Compound 1-(2,5-dihydroxyphenyl)-3-pyridine-2-yl-propenone was successfully synthesized using microwave radiation and several studies reported its biological activities such as antiinflammation, anticancer, and antibacterial activities. …”
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    Article
  4. 744

    Upper Ocean Thermal Responses to Sea Spray Mediated Turbulent Fluxes during Typhoon Passage by Lianxin Zhang, Changlong Guan, Chunjian Sun, Siyu Gao, Shaomei Yu

    Published 2015-01-01
    “…Besides, the sea surface temperature is decreased by about 0.5°C during the typhoon passage, which also agrees with the sea surface temperature dataset derived from Advanced Microwave Scanning Radiometer for the Earth Observing and Reynolds. …”
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  5. 745

    Design and Analysis of a Five-Band Polarization-Insensitive Metamaterial Absorber by Han Wu, Shijun Ji, Ji Zhao, Chengxin Jiang, Handa Dai

    Published 2020-01-01
    “…The calculation was carried out by the professional software to iteratively optimize the absorption effect of MMA in the microwave range. The results show that the MA has five peaks at resonant frequencies of 5.984 GHz, 12.232 GHz, 18.128 GHz, 18.414 GHz, and 20.592 GHz, with peaks of 0.9925, 0.9968, 0.9783, 0.9754, and 0.9975. …”
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  6. 746

    Extraction efficiency and bioactive evaluation of Tamarix nilotica and Arthrocnemum macrostachyum extracts for anti-cancer potential. by Maryam Al Kaabi, Nancy A ElNaker, Nila Jan, Michael A Ochsenkühn, Shady A Amin, Lina F Yousef, Ahmed F Yousef

    Published 2025-01-01
    “…The plant extracts were obtained using two methods, maceration, and microwave-assisted extraction (MAE), and were subsequently evaluated for their in vitro cytotoxicity against three cancer cell lines: breast (MDA-MB-231), colon (HCT-116), and lung (A-549). …”
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  7. 747

    Mobile robot navigation path algorithm in 3d industrial internet of thing (iot) environment based on 5g mobile communication by Pei Ping, Yu. N. Petrenko

    Published 2019-07-01
    “…The idea of the Internet of Things (IoT) is to connect every day physical objects such as microwave, doors, lightings and so on. The technical concept of the IoT is to enables these different physical objects to sense information using sensors and sends this information to a server. …”
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  8. 748

    DESIGN ANALYSIS OF A LOW-COST PARABOLIC ANTENNA FOR DEVELOPING NATION by FRANK ONAIFO, ALEXANDER AKPOFURE OKANDEJI, FISAYO IDOWU, OMOWUMMI GRACE OLASUNKANMI, OLAWALE OLALUWOYE, OLAOLU FOLORUNSHO

    Published 2020-01-01
    “…The Parabolic antenna is designed to receive microwave signals in the K-band with the down converter converting it to very high frequency (VHF) and ultra-high frequency (UHF) employing the super-heterodyning principle. …”
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  9. 749
  10. 750

    Smartphone-Based Experimental Analysis of Rainfall Effects on LTE Signal Indicators by Yiyi Xu, Kai Wu, J. Andrew Zhang, Zhongqin Wang, Beeshanga A. Jayawickrama, Y. Jay Guo

    Published 2025-01-01
    “…While existing studies primarily focus on line-of-sight (LoS) microwave propagation environments, this work explores the impact of rainfall on typical signal metrics over cellular links when the LoS path is not guaranteed. …”
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  11. 751

    Deep Learning and Wavelet Transform Combined With Multichannel Satellite Images for Tropical Cyclone Intensity Estimation by Chang-Jiang Zhang, Mei-Shu Chen, Lei-Ming Ma, Xiao-Qin Lu

    Published 2025-01-01
    “…To this end, we propose a double-layer encoder–decoder model for estimating the intensity of TC, which is trained using images from three channels: infrared, water vapor, and passive microwave. The model mainly consists of three modules: wavelet transform enhancement module, multichannel satellite image fusion module, and TC intensity estimation module, which are used to extract high-frequency information from the source image, generate a three-channel fused image, and perform TC intensity estimation. …”
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  12. 752

    CMB Map Restoration by J. Bobin, J.-L. Starck, F. Sureau, J. Fadili

    Published 2012-01-01
    “…Estimating the cosmological microwave background is of utmost importance for cosmology. …”
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    Article
  13. 753

    Low-Profile Dual-Wideband MIMO Antenna with Low ECC for LTE and Wi-Fi Applications by Gye-Taek Jeong, Sunho Choi, Kyoung-hak Lee, Woo-Su Kim

    Published 2014-01-01
    “…The antenna covers LTE band 7 and Wi-Fi as well as wireless broadband (Wibro) and Worldwide Interoperability for Microwave Access (WiMax) (except for the 3.5-GHz band). …”
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  14. 754

    Gain Enhancement of a Multiband Resonator Using Defected Ground Surface on Epoxy Woven Glass Material by Md. Shahidul Alam, Mohammad Tariqul Islam, Haslina Arshad

    Published 2014-01-01
    “…The design and analyses are performed using the FIT based full-wave electromagnetic simulator CST microwave studio suite. With selected parameter values, the resonator showed a peak gain of 5.85 dBi at 5.2 GHz, 6.2 dBi at 8.3 GHz, 3.9 dBi at 9.5 GHz, 5.9 dBi at 12.2 GHz, and 4.7 dBi at 14.6 GHz. …”
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  15. 755

    Ferromagnetic Resonance Characterization of Nano-FePt by Electron Spin Resonance by S. S. Nkosi, H. M. Gavi, D. E. Motaung, J. Keartland, E. Sideras-Haddad, A. Forbes, B. W. Mwakikunga

    Published 2013-01-01
    “…Electron spin resonance (ESR) measurements at room temperature and X-band microwave frequency were performed on highly crystalline FePt system thin films. …”
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  16. 756

    Highly Compact GCPW-Fed Multi-Branch Structure Multi-Band Antenna for Wireless Applications by Ikhlas Ahmad, Wasi Ur Rehman Khan, Sadiq Ullah, Naveed Mufti, Abdullah G. Alharbi, Niamat Hussain, Mohammad Alibakhshikenari, Mariana Dalarsson

    Published 2022-01-01
    “…The proposed antenna is simulated in CST Microwave Studio, while its performance is experimentally validated by the fabrication and testing process. …”
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    Article
  17. 757

    Converting the cigarette butts into valuable products using the pyrolysis process by M. Hazbehiean, N. Mokhtarian, A. Hallajisani

    Published 2022-10-01
    “…Further studies on the pyrolysis of cigarette butts, especially microwave-assisted pyrolysis and hybrid waste pyrolysis, seemed to be necessary. …”
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  18. 758

    A new generation of ecocatalysts$^{\text{®}}$—from Invasive Alien Species to sustainable and biosourced glyceryl fatty esters by Lasbleiz, Arthur, Pelissier, Franck, Renault, Jean-Hugues, Grison, Claire M., Legrand, Yves-Marie, Grison, Claude

    Published 2024-03-01
    “…These catalysts were characterized by microwave plasma atomic emission spectrometry (MP-AES) and X-ray powder diffraction (XRPD), which revealed basic properties. …”
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  19. 759

    Silver Molybdate and Silver Tungstate Nanocomposites with Enhanced Photoluminescence by Yuri V. B. De Santana, José Ernane Cardoso Gomes, Leandro Matos, Guilherme Henrique Cruvinel, André Perrin, Christiane Perrin, Juan Andrès, José A. Varela, Elson Longo

    Published 2014-08-01
    “…Silver molybdate (Ag2MoO4) and silver tungstate (Ag2WO4) nanomaterials were prepared using two complementary methods, microwave assisted hydrothermal synthesis (MAH) (pH 7, 140 °C) and coprecipitation (pH 4, 70 °C), and were then used to prepare two core/shell composites, namely α-Ag2WO4/β-Ag2MoO4 (MAH, pH 4, 140 °C) and β-Ag2MoO4/β-Ag2WO4 (coprecipitation, pH 4, 70 °C). …”
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  20. 760

    Development of an Ozone-Assisted Sample Preparation Method for the Determination of Cu and Zn in Rice Samples by Mariela Pistón, Ignacio Machado, Esteban Rodríguez-Arce, Isabel Dol

    Published 2021-01-01
    “…Several commercial rice samples were analyzed using this method, and the results were compared with those obtained using traditional microwave-assisted digestion (MAE). Both methods yielded comparable results. …”
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