Showing 41 - 60 results of 113 for search 'backscatter (efficient OR efficiency)', query time: 0.08s Refine Results
  1. 41

    Analysis of Spontaneous Raman and Rayleigh Scatterings in Distributed Fiber Raman Amplification Systems Based on a Random Distribution Model by Qiguang Feng, Wei Li, Liyan Huang

    Published 2017-01-01
    “…The simulations agreed well with our experimental measurements, proving that our model efficiently described stochastic scattering spectra and distributions in FRAs. …”
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    Article
  2. 42

    Power beacon-assisted energy harvesting symbiotic radio networks: Outage performance. by Tran Cong Hung, Bui Vu Minh, Tan N Nguyen, Miroslav Voznak

    Published 2025-01-01
    “…The evolution of next-generation Internet-of-Things (IoT) in recent years exhibits a unique segment that wireless communication paradigms are oriented towards not only improved spectral efficiency transmission but also energy efficiency. …”
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    Article
  3. 43

    Underwater Image Recovery Under the Nonuniform Optical Field Based on Polarimetric Imaging by Haofeng Hu, Lin Zhao, Xiaobo Li, Hui Wang, Tiegen Liu

    Published 2018-01-01
    “…The underwater imaging could be severely degraded by the scattering media due the backscatter veiling and signal attenuation. Image recovery based on polarization information has shown its efficiency in improving the quality of image in scattering medium, but few of them considered the effect of nonuniform optical field on the image recovery. …”
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    Article
  4. 44

    Proximal Policy Optimization-based Task Offloading Framework for Smart Disaster Monitoring using UAV-assisted WSNs by C.N. Vanitha, P. Anusuya, Rajesh Kumar Dhanaraj, Dragan Pamucar, Mahmoud Ahmad Al-Khasawneh

    Published 2025-12-01
    “…Unmanned Aerial Vehicles (UAVs) are increasingly employed in Wireless Sensor Networks (WSNs) to enhance communication, coverage, and energy efficiency, particularly in disaster monitoring and remote surveillance scenarios. …”
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    Article
  5. 45

    CATPE protocol with capture effect for RFID tag anti-collision by Xi YANG, Hai-feng WU, Yu ZENG

    Published 2014-07-01
    “…In a passive RFID system, when multiple tags backscatter their signals to a reader simultaneously,capture ef-fect will make the reader successfully receive one of the tag signals.To enhance the identification efficiency with capture effect,a capture-aware and tag-population-estimation protocol (CATPE) for RFID tag anti-collision is proposed. …”
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    Article
  6. 46

    Temporal variability in remote sensing accuracy for wetland mapping: a case study from Sentinel-1 and Sentinel-2 in Northeast China by Wenqi Zhang, Chong Luo, Zongming Wang, Dehua Mao

    Published 2025-08-01
    “…Wetlands are vital ecosystems that support regional ecological balance and require efficient, accurate, and cost-effective monitoring approaches. …”
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    Article
  7. 47

    Plankton Distribution Analysis with Underwater Acoustic Remote Sensing by A Abdullah, Pratomo D.G., Khomsin

    Published 2025-01-01
    “…Hydroacoustic methods are rapidly growing as a key technique in marine ecology, particularly for efficient and non-invasive monitoring of plankton and fish. …”
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    Article
  8. 48

    Self-supervised feature learning for acoustic data analysis by Ahmet Pala, Anna Oleynik, Ketil Malde, Nils Olav Handegard

    Published 2024-12-01
    “…This study thus contributes to the ongoing efforts to improve the efficiency of acoustic surveys in fisheries management.…”
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    Article
  9. 49

    SARMoistX: temporal forecasting of vegetation moisture using SAR imagery by Abdul Hanan, Mehak Khan, Meruyert Kenzhebay, Amir Miraki, Nieves Fernandez-Anez, Reza Arghandeh

    Published 2025-12-01
    “…Results indicate that xLSTM provides the best balance between accuracy and computational efficiency, while TFT achieves slightly higher accuracy at a significantly greater computational cost. …”
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    Article
  10. 50

    Modeling complex polycrystalline alloys using a Generative Adversarial Network enabled computational platform by Brayan Murgas, Joshua Stickel, Luke Brewer, Somnath Ghosh

    Published 2024-11-01
    “…Sub-volume elements are simulated for efficient computations and their responses are averaged for overall stress-strain response. …”
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    Article
  11. 51

    Information Metasurface Technology-enabled Integrated Passive Wireless Communication System Based on Synthetic Aperture Radar by Hua LI, Kaiyu LIU, Yunkai DENG, Zhenning LI, Chao LUO, Jichen LI, Taoyu REN, Yao CHEN, Kaijiang XU

    Published 2025-08-01
    “…The integration technology of satellite communications and spaceborne Synthetic Aperture Radar (SAR) remote sensing aims to combine communication and remote sensing functionalities, enabling simultaneous data transmission and remote sensing imaging to meet the demands of efficient, covert, and secure information transfer, enhancing system multifunctionality. …”
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  12. 52

    Real-time laser spot modulation in Laser Powder-Directed Energy Deposition via wobbling: A path to superior 316L stainless steel components by Stefano Felicioni, Alberta Aversa, Erica Librera, Mariangela Lombardi, Federica Bondioli

    Published 2025-05-01
    “…The use of a large spot size led to high building rate and process efficiency at the expense of surface finish and geometrical accuracy. …”
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  13. 53

    Stiffness based in-situ assessment of static recrystallization kinetics for cold-rolled aluminum alloys by Thomas Obermayer, Christian Krempaszky, Ewald Werner

    Published 2025-06-01
    “…To overcome this issue, a novel approach is introduced, allowing to assess the recrystallization kinetics from the evolution of the material stiffness measured by the impulse excitation technique (IET) at remarkably high efficiency. Due to the formation of recrystallized grains, the orientation distribution of the polycrystal changes. …”
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  14. 54

    Microphysical Interactions Determine the Effectiveness of Solar Radiation Modification via Stratospheric Solid Particle Injection by S. Vattioni, S. K. Käslin, J. A. Dykema, L. Beiping, T. Sukhodolov, J. Sedlacek, F. N. Keutsch, T. Peter, G. Chiodo

    Published 2024-10-01
    “…Using a global chemistry‐climate model with interactive solid particle microphysics, we show that agglomeration significantly reduces the backscatter efficiency per unit of injected material compared to mono‐disperse particles, partly due to faster settling of the agglomerates, but mainly due to increased forward‐ over backscattering with increasing agglomerate size. …”
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  15. 55

    Mechanical and Microstructural Properties of High-Speed Friction Stir Welding of AA 7020 Aluminum Alloy Using Multi-Pin Tool by Ramin Delir Nazarlou, Samita Salim, Michael Wiegand, Christian Wolf, Stefan Böhm

    Published 2025-04-01
    “…High-speed friction stir welding (HSFSW) has emerged as a promising technique for improving the manufacturing efficiency of aluminum alloy structures by enabling faster welding while maintaining the quality of welded joints. …”
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    Article
  16. 56

    Detection of Inverted Channels Using Sentinel-1 Data and Sentinel-2 Data on Google Earth Engine: A Comparative Analysis by Xuhua Weng

    Published 2025-01-01
    “…The proposed workflow provides an efficient method for detecting inverted channel, offering a valuable tool for geomorphological research, landscape evolution studies, and hydrological exploration in arid environments.…”
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    Article
  17. 57

    Contributon-Informed Approach to RPV Irradiation Study Using Hybrid Shielding Methodology by Mario Matijević, Krešimir Trontl, Dubravko Pevec

    Published 2024-12-01
    “…The complex design of a typical PWR is posing a deep penetration shielding problem for which an elaborate simulation model is needed, not only in geometrical aspects but also in efficient computational algorithms for solving particle transport. …”
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  18. 58

    Material Properties of Laser-Welded Thin Silicon Foils by M. T. Hessmann, T. Kunz, M. Voigt, K. Cvecek, M. Schmidt, A. Bochmann, S. Christiansen, R. Auer, C. J. Brabec

    Published 2013-01-01
    “…An extended monocrystalline silicon base foil offers a great opportunity to combine low-cost production with high efficiency silicon solar cells on a large scale. By overcoming the area restriction of ingot-based monocrystalline silicon wafer production, costs could be decreased to thin film solar cell range. …”
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  19. 59

    Kinetic‐Controlled Crystallization of α‐FAPbI3 Inducing Preferred Crystallographic Orientation Enhances Photovoltaic Performance by Sooeun Shin, Seongrok Seo, Seonghwa Jeong, Anir S. Sharbirin, Jeongyong Kim, Hyungju Ahn, Nam‐Gyu Park, Hyunjung Shin

    Published 2023-05-01
    “…Resulting MACl40 mol% attains the highest power conversion efficiency (PCE) of 24.1%. The results provide observations of a direct correlation between the crystallographic orientation and device performance as it highlights the importance of crystallization kinetics resulting in desirable microstructures for device engineering.…”
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  20. 60

    Using SAR-based products to calculate potato carbon uptake in a tropical Andean region by Gustavo Alfonso Araujo-Carrillo, Julio Martín Duarte-Carvajalino, Diego Fernando Sánchez-Vivas, Gerardo Antonio Góez-Vinasco, Ángela María Castaño-Marín

    Published 2024-12-01
    “…Gross primary productivity (GPP) is an essential parameter to estimate the efficiency of carbon transfer in terrestrial ecosystems. …”
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    Article