Showing 701 - 720 results of 2,648 for search '"satellites"', query time: 0.07s Refine Results
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    Using satellite-based Sun-induced chlorophyll fluorescence and spectral reflectance for improving terrestrial CO2 flux estimates of India by Aparnna Ravi, Dhanyalekshmi Pillai, Christoph Gerbig, Stephen Sitch, Sönke Zaehle, Vishnu Thilakan, Chandra Sekhar Jha, Thara Anna Mathew

    Published 2025-01-01
    “…To address this, we explore the potential of satellite measurements from various missions such as Sentinel-5 Precursor and the Orbiting Carbon Observatory-2 to improve terrestrial biosphere CO _2 fluxes of India. …”
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  6. 706

    Influence of Basin Hydrogeology in the Detectability of Narrow Rivers by Sentinel2-A Satellite Images: A Case Study in Karamenderes (Çanakkale) by Muhittin Karaman, Emre Özelkan, Suat Taşdelen

    Published 2018-06-01
    “…In this study, which was carried out using satellite images of different hydrogeological periods, the modified normalized difference water index (MNDWI) generated from the satellite images was used to determine the water components. …”
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  7. 707
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    Potential Benefits of Dynamic Beam Synthesis to Mobile Satellite Communication, Using the Inmarsat 4 Antenna Architecture as a Test Example by R. F. E. Guy

    Published 2009-01-01
    “…Present mobile satellite communication systems use large antennas to provide multiple high-gain beams. …”
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  9. 709

    A smart city used low-latency seamless positioning system based on inverse global navigation satellite system technology by Deyue Zou, Shutong Niu, Shuhao Chen, Binhong Su, Xinyi Cheng, Jie Liu, Yunfeng Liu, Yang Li

    Published 2019-09-01
    “…The global navigation satellite system signal cannot provide reliable indoor positioning services. …”
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    Article
  10. 710

    Evaluation of Three Satellite Precipitation Products TRMM 3B42, CMORPH, and PERSIANN over a Subtropical Watershed in China by Junzhi Liu, Zheng Duan, Jingchao Jiang, A-Xing Zhu

    Published 2015-01-01
    “…This study conducted a comprehensive evaluation of three satellite precipitation products (TRMM (Tropical Rainfall Measuring Mission) 3B42, CMORPH (the Climate Prediction Center (CPC) Morphing algorithm), and PERSIANN (Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks)) using data from 52 rain gauge stations over the Meichuan watershed, which is a representative watershed of the Poyang Lake Basin in China. …”
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    Impact of COVID-19 on the Air Quality over China and India Using Long-term (2009–2020) Multi-satellite Data by Manish Soni, Sunita Verma, Hiren Jethava, Swagata Payra, Lok Lamsal, Priyanshu Gupta, Janhavi Singh

    Published 2020-11-01
    “…., nitrogen dioxide (NO2), sulphur dioxide (SO2), Aerosol Index (AI) and aerosol optical depth (AOD) data are retrieved from the Ozone Monitoring Instrument (OMI), TROPOspheric Monitoring Instrument (TROPOMI), and MODerate Resolution Imaging Spectroradiometer (MODIS) sensor on the Terra and Aqua satellites, respectively. Over China, during COVID-19 lockdown a significant drop in columnar abundances of tropospheric NO2 (–37%), SO2 (–64%) and AOD (–8%) for 2020 in comparison to 11 years mean (2009–19) has been observed. …”
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    Validation of an AMSR2 Thin-Ice Thickness Algorithm for Global Sea-Ice-Covered Oceans Using Satellite and In Situ Observations by Kazuki Nakata, Misako Kachi, Rigen Shimada, Eri Yoshizawa, Masato Ito, Kay I. Ohshima

    Published 2025-01-01
    “…The detection of thin-ice thickness using satellite microwave radiometers is a strong tool for estimating sea-ice production in coastal polynyas, which leads to dense water formation driving ocean thermohaline circulation. …”
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    Design Study for a Quasisynchronous CDMA Sensor Data Collection System: An LEO Satellite Uplink Access Technique Based on GPS by Yijun Chen, Sheng Ding, Zhouchen Xie, Zhuangping Qi, Xuwen Liang

    Published 2015-09-01
    “…With the development of the LEO satellite communication technology, highly dependable wireless communication and sensor data collection using LEO satellites have been getting much attention for emergency, marine research, and forest fire disaster in the remote region. …”
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  17. 717

    Rest-to-Rest Attitude Naneuvers and Residual Vibration Reduction of a Finite Element Model of Flexible Satellite by Using Input Shaper by Setyamartana Parman, Hideo Koguchi

    Published 1999-01-01
    “…An input shaper is then applied to reduce the residual oscillation of its motion at several natural frequencies in order to get an expected pointing precision of the satellite. Once the shaped input is given to the satellite, the performance improves significantly.…”
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    Evaluation of biases in mid-to-high-latitude surface snowfall and cloud phase in ERA5 and CMIP6 using satellite observations by F. Hellmuth, T. Carlsen, A. S. Daloz, R. O. David, H. Che, T. Storelvmo

    Published 2025-01-01
    “…Here, we compare these quantities as derived from satellite observations, reanalysis datasets, and Earth system models from Phase 6 of the Coupled Model Intercomparison Project (CMIP6) and find significant discrepancies between the datasets for mid- and high latitudes in both hemispheres. …”
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