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1121
Revolutionizing Batteryless IoT Systems to Enhance Nonlinear Energy Harvesting Using RIS Active and Passive Elements
Published 2024-01-01“…The innovative component of our work is the utilization and strategic application of RIS panels that benefit from the advantages of active and passive components synergism to solve thermal noise issues and optimize signal reflection and transmission. An advanced optimization mechanism is developed based on mixed-integer nonlinear programming: an enabling approach between performance efficiency and maximum service utilization. …”
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1122
Design and Optimization of a Multiband Extra Wideband Ring Patch Antenna for 5G mm-Wave Communication at 28/60/80 GHz Using MLPNN based K-fold cross validation method
Published 2024-01-01“…Simulation results demonstrate that the MLPNN-optimized antenna achieves superior performance metrics, including a low reflection coefficient, efficient radiation patterns, and a wide bandwidth of 13.2 GHz at 28 GHz and an extended bandwidth of 53 GHz spanning from 47 GHz to 100 GHz. …”
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1123
Doppler effects in UAV‐to‐vehicle multipath channels under 6D mobility
Published 2024-12-01“…Abstract Unmanned aerial vehicle (UAV) empowered vehicular networks are capable of providing flexible radio access, efficient data transmission, and secure driving operation. …”
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1124
The effect of band offsets of absorption layer on CNTS / ZnS / ZnO solar cell by SCAPS-1D
Published 2020-12-01“… The ZnO/ZnS/ CNTS solar cell was studied using SCAPS-1D simulation. The cell efficiency was 9.38% and to improve the cell a back reflection layer (BSL) was added, so the conversion efficiency increased to 10.65% and we entered buffer layers, thus the cell structure became ZnO / Buffer / CNTS the conversion efficiency increased to 10.78%. …”
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1125
Dynamically Cyclic Fe2+/Fe3+ Active Sites as Electron and Proton-Feeding Centers Boosting CO2 Photoreduction Powered by Benzyl Alcohol Oxidation
Published 2025-01-01“…More importantly, in situ attenuated total reflection Fourier transform infrared spectroscopy and gas chromatography–mass spectrometry spectroscopy, with isotope labeling of Deuteron-benzyl alcohol and 13CO2, confirmed that proton transfer from the hydroxyl group generates reactive protons at the Fe2+/Fe3+ site, enabling efficient CO2 photoreduction through subsequent protonation steps. …”
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1126
WiPy-RT: A Fast Ray Tracing Modeling Platform for RIS-Assisted Wireless Channels
Published 2025-01-01“…This GPU-accelerated simulator excels in simulating first-order diffraction and multi-reflection (up to 6 orders of reflection) ray tracing scenarios, while being capable of modeling RIS behavior with large-scale unit cell arrays. …”
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1127
An Online Location Method for Local Defects in Power Cables Based on Electromagnetic Coupling Injection
Published 2021-12-01“…In order to solve the shortcoming that the existing frequency domain reflection method can only locate and detect cable defects in offline situations, this paper proposes an online cable defect location method based on frequency domain reflection method and electromagnetic coupling technology. …”
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1128
Analysis of Pyramidal Surface Texturization of Silicon Solar Cells by Molecular Dynamics Simulations
Published 2008-01-01“…This MD model can potentially be used to predict the efficiency promotion in any optical reflection-absorption cases.…”
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1129
Geophysical exploration to assess leachate percolation and aquifer protectivity within hydrogeological units at a major open dump in Eket, Nigeria
Published 2024-12-01“…Measures of the Dar-Zarrouk indices and electrical reflection co-efficient indicated that the highly heterogenous region had moderate aquifer protective capacity and moderate aquifer potentiality. …”
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1130
A low-complexity M-shaped reconfigurable intelligent meta-surface for mitigating pathloss in wireless systems
Published 2025-07-01“…These findings underscore the potential of the proposed LCM-RIM design for practical deployment in future 6G networks, offering an efficient and scalable solution to address mmWave path loss in enclosed environments.…”
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1131
Pharmacogenetics of antipsychotic-induced metabolic disturbances: state-of-the-art
Published 2018-07-01“…Use of pharmacogenetic testing improves rational therapy and contributes to the most efficient and safe therapy.…”
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1132
STRATEGIC ALLIANCE IN THE CONSTRUCTION INDUSTRY: BARRIERS FACING ITS IMPLEMENTATION IN AN EMERGING MARKET
Published 2020-12-01“… Construction firms over the world involve in Strategy Alliance (SA) in order to achieve efficient time-cost-quality relationship during construction process through knowledge sharing, team culture and risk management with one another. …”
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1133
Intra-Symbol Differential Amplitude Shift Keying-Aided Blind Detector for Ambient Backscatter Communication Systems
Published 2025-01-01“…Ambient backscatter communications (AmBC) are a promising technology for addressing the energy consumption challenge in wireless communications through the reflection or absorption of surrounding radio frequency (RF) signals. …”
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1134
Effect of concept mapping education on clinical decision-making in nursing students: A randomized controlled trial
Published 2024-09-01“…Concept mapping is an effective, innovative, and cost-efficient educational strategy.…”
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1135
Artificial Intelligence and Moral intelligence
Published 2008-07-01“…But such an imperfect morality needs perfect instruments for its implementation: applications of special logic fields; efficient psychological (theoretical and technical) attainments to endow the machine not just with intelligence, but with conscience and even spirit; comprehensive technical means for supplementing the objective decision with a subjective one. …”
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1136
Exploring Options for the Application of Azobenzene for Molecular Solar Thermal Energy Storage: Integration with Parabolic Trough Solar Systems
Published 2025-04-01“…By utilizing a coated secondary reflector, the system achieved efficient reflection of ultraviolet (UV) light in the 290–490 nm range, while solid-state azobenzene enabled the conversion of photon energy into chemical energy for storage and release. …”
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1137
Joule heating-driven ultrafast synthesis of (Fe1−xMnx)2AlB2 and its electromagnetic wave absorption properties
Published 2025-04-01“…Defect engineering enables the efficient management of electromagnetic parameters and the enhancement of electromagnetic wave (EMW) absorption. …”
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1138
Experimental study on the evolution of submerged artificial sandbar-beach profile under the regular waves condition
Published 2025-01-01“…The results reveal low wave reflection in front of the sandbar, indicating that under the tested wave conditions, the sandbar primarily serves as a sediment source rather than effectively reflecting wave energy. …”
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1139
Performance Evaluation of Backside Emitting O-Band Grating Couplers for 100-<inline-formula><tex-math notation="LaTeX">$\mu$</tex-math></inline-formula>m-Thick Silicon Photonics In...
Published 2019-01-01“…By the use of an optimized reflector and an optimal thickness of anti-reflection coating at the backside of the chip, a <inline-formula><tex-math notation="LaTeX">$-$</tex-math></inline-formula>2.3 and <inline-formula><tex-math notation="LaTeX">$-$</tex-math></inline-formula>1.7 dB fiber-to-grating coupling efficiency has been measured when coupled through-substrate to a single-mode and multimode fiber, respectively. …”
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1140
New Ray Tracing Method to Investigate the Various Effects on Wave Propagation in Medical Scenario: An Application of Wireless Body Area Network
Published 2014-01-01“…To prove the superiority, detailed complexity analysis and calculations of reflection and transmission coefficients are also presented in this paper. …”
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