Showing 281 - 300 results of 1,484 for search '"satellites"', query time: 0.07s Refine Results
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    Observer-Based Robust Finite-Time Trajectory Tracking Control for a Stratospheric Satellite Subject to External Disturbance and Actuator Saturation by Shurui Huang, Yueneng Yang, Ye Yan, Shifeng Zhang, Zhiyang Liu

    Published 2022-01-01
    “…The stratospheric satellite is regarded as an ideal stratosphere flight platform and is able to accomplish various missions such as surveillance, earth observation, and remote sensing, which requires a robust and effective trajectory tracking control method to support these tasks. …”
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    Assessing the Response of Satellite Solar-Induced Chlorophyll Fluorescence and NDVI to Impacts of Heat Waves on Winter Wheat in the North China Plain by Chenjie Xian, Li He, Zhengwei He, Dongjian Xue, Zhe Li

    Published 2020-01-01
    “…Furthermore, we examined the potential of solar-induced chlorophyll fluorescence (SIF) to capture the influence of heat wave impacts on wheat crops in the NCP by comparing satellite remote sensing data of SIF and normalized difference vegetation index (NDVI) and validated ground-based yield data. …”
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    The Variations of Satellite-Based Ecosystem Water Use and Carbon Use Efficiency and Their Linkages with Climate and Human Drivers in the Songnen Plain, China by Bo Li, Fang Huang, Shuai Chang, Ning Sun

    Published 2019-01-01
    “…In this study, ecosystem-level WUE and CUE variations in the Songnen Plain (SNP), Northeast China, during 2001–2015, were investigated using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data. The relationships between WUE, CUE, main climate factors, and human impacts were explored. …”
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  9. 289

    Dual‐Enhanced SERS Satellite Immuno‐Nanocomplex for Multiple PSA‐Mediated PHI Assay Toward Clinical Prostate Cancer Screening by Dong Chen, Yilin Ma, Annan Yang, Liping Hu, Hanlin Zhou, Jun Xu, Shanze Chen, Dingmeng Nie, Weifeng Feng, Huaihong Cai, Yanguang Cong, Jiang Pi, Lang Rao, Xueqin Huang, Pinghua Sun, Haibo Zhou

    Published 2025-02-01
    “…Overall, benefiting from the PSA‐responsive satellite immuno‐nanoassemble strategy, dual‐SERS magnification effect, and multiple PSA‐based PHI assessment, this proposes bioassay held enormous potential for the early diagnosis, screening, monitoring, and prognosis of PCa.…”
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  10. 290

    Neonatal and perinatal mortality in the urban continuum: a geospatial analysis of the household survey, satellite imagery and travel time data in Tanzania by Lenka Benova, Claudia Hanson, Aliki Christou, Aline Semaan, Peter M Macharia, Jessie Pinchoff, Andrea B Pembe

    Published 2023-04-01
    “…We address these challenges and assess the association between urban residence and neonatal/perinatal mortality in Tanzania.Methods The Tanzania Demographic and Health Survey (DHS) 2015–2016 was used to assess birth outcomes for 8915 pregnancies among 6156 women of reproductive age, by urban or rural categorisation in the DHS and based on satellite imagery. The coordinates of 527 DHS clusters were spatially overlaid with the 2015 Global Human Settlement Layer, showing the degree of urbanisation based on built environment and population density. …”
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    Experimental Approach for the Evaluation of the Performance of a Satellite Module in the CanSat Form Factor for In Situ Monitoring and Remote Sensing Applications by Juan Sebastián Rodríguez, Andrés Yarce Botero, Diego Valle, Julián Gálvez- Serna, Francisco Botero

    Published 2021-01-01
    “…To evaluate its performance and ensure the precision and accuracy of the measurements made by the satellite prototype, a methodology was designed and implemented for the characterization and qualification of CanSats (soda can satellites) through statistical tests and techniques of DoE (Design of Experiments) based on CubeSat aerospace standards and regulations, in the absence of official test procedures for these kinds of satellite form factor. …”
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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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    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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    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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    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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