Design of Incremental Conductance Sliding Mode MPPT Control Applied by Integrated Photovoltaic and Proton Exchange Membrane Fuel Cell System under Various Operating Conditions for... by Jehun Hahm, Hyoseok Kang, Jaeho Baek, Heejin Lee, Mignon Park

“…Under changing atmospheric conditions, the energy conversion efficiency of a PV array is very low, leading to significant power losses. …”
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Electrical and Thermal Performance Analysis for a Highly Concentrating Photovoltaic/Thermal System by Ning Xu, Jie Ji, Wei Sun, Wenzhu Huang, Zhuling Jin

“…The experimental results show that highest photovoltaic efficiency of 30% and instantaneous thermal efficiency of 30% can be achieved at the same time, which means the total solar energy conversion efficiency of the HCPV/T system is higher than 60%. …”
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Power Generation on a Bare Electrodynamic Tether during Debris Mitigation in Space by Kan Xie, Fuwen Liang, Qimeng Xia, Ningfei Wang, Zun Zhang, Haoxiang Yuan, Xiangyang Liu, Zhiwen Wu

“…The battery can provide 10–300 W average electric power continuously during several hundred hour mission time. The energy conversion efficiency ranges from 1% to a maximum value 30%. …”
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Performance Enhancement of Dye Sensitized Solar Cell (DSSC) through TiO2/rGO Hybrid: Comprehensive Study on Synthesis and Characterization by Rustan Hatib, Khairil Anwar, Ramang Magga, Muh Anjas Astak, Denny Widhiyanuriyawan, Wardoyo Wardoyo

“…The RGO produced through this method not only improves energy conversion efficiency but also outperforms traditional graphite electrodes. …”
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Nanostructured Dielectric Layer for Ultrathin Crystalline Silicon Solar Cells by Yusi Chen, Yangsen Kang, Jieyang Jia, Yijie Huo, Muyu Xue, Zheng Lyu, Dong Liang, Li Zhao, James S. Harris

“…Moreover, a c-Si solar cell with 2.9 μm ultrathin absorber layer demonstrates 32% improvement in short circuit current and 44% relative improvement in energy conversion efficiency. Our results suggest that nanostructured dielectric layer has the potential to significantly improve solar cell performance and avoid typical problems of defects and surface recombination for nanostructured solar cells, thus providing a new pathway towards realizing high-efficiency and low-cost c-Si solar cells.…”
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The Photocatalytic Activity and Compact Layer Characteristics of TiO2 Films Prepared Using Radio Frequency Magnetron Sputtering by H. C. Chang, H. H. Huang, C. Y. Wu, R. Q. Hsu, C. Y. Hsu

“…The DSSC with the FTO/glass and Pt counter electrode demonstrates the energy conversion efficiency increased.…”
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Non-Toxic Buffer Layers in Flexible Cu(In,Ga)Se2 Photovoltaic Cell Applications with Optimized Absorber Thickness by Md. Asaduzzaman, Md. Billal Hosen, Md. Karamot Ali, Ali Newaz Bahar

“…Among all the cells with various buffer layers, the best energy conversion efficiency of 24.62% has been achieved for the ZnO buffer layer based cell. …”
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Exogenous Application of Lanthanum Chloride to Rice at Booting Stage Can Increase Chlorophyll Content, Modulate Chlorophyll Fluorescence and Promote Grain Yield Under Deficit Irrig... by Peng Liu, Xilin Fang, Yue Wang, Xin Yang, Qiang Li

“…These results suggest that spraying 100 mg·L⁻¹ lanthanum chloride at the booting stage under deficit irrigation can effectively increase the chlorophyll content, thereby increasing the light energy conversion efficiency of the PS II reaction center, ultimately resulting in increased spikelet filling rate and grain yields.…”
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Research on the Performance of a Liquid–Solid Triboelectric Nanogenerator Prototype Based on Multiphase Liquid by Wei Wang, Jin Yan, Xianzhang Wang, Hongchen Pang, Chengqi Sun, Yin Sun, Lijun Wang, Dapeng Zhang

“…This is due to a number of advantages inherent in the technology, including the low cost of fabricated materials, structural diversity, high charge-energy conversion efficiency, environmental friendliness, and a wide range of applications. …”
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Enhancing heat recovery efficiency in chimney exhaust systems using thermoelectric generators – Thermal modeling and parametric analysis by Obeida Farhat, Mahmoud Khaled, Jalal Faraj, Khaled Chahine, Farouk Hachem, Cathy Castelain

“…Performance metrics demonstrate that the positioning of the thermoelectric generator site can bring about major improvements including thermal resistance, generated power, temperature of water heated, and energy conversion efficiency, which ranged from 0.57 % to 5.6 %, depending on thermoelectric generators configuration and operating parameters. …”
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Surface Modifications of Layered Perovskite Oxysulfide Photocatalyst Y2Ti2O5S2 to Enhance Visible‐Light‐Driven Water Splitting by Xizhuang Liang, Junie Jhon M. Vequizo, Lihua Lin, Xiaoping Tao, Qiulian Zhu, Mamiko Nakabayashi, Daling Lu, Hiroaki Yoshida, Akira Yamakata, Takashi Hisatomi, Tsuyoshi Takata, Kazunari Domen

“…Importantly, it is also possible to construct a Z‐scheme overall water splitting system using the optimized Y2Ti2O5S2 in combination with surface‐modified BiVO4 in the presence of [Fe(CN)6]3−/4−, yielding a solar‐to‐hydrogen energy conversion efficiency of 0.19%. This work provides insights into precise surface modifications of narrow‐bandgap photocatalysts as a means of improving the solar water splitting process.…”
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Fabrication and Electrochemical Behavior Investigation of a Pt-Loaded Reduced Graphene Oxide Composite (Pt@rGO) as a High-Performance Cathode for Dye-Sensitized Solar Cells by Viet Hai Le, Thai Hoang Nguyen, Huu Hieu Nguyen, Le Thanh Nguyen Huynh, An Le Vo, Thi Kim Tuyet Nguyen, Duc Thinh Nguyen, Vinh Quang Lam

“…The heterogeneous electron transfer rate constant k0 (cm·s-1) for I3-/I- at Pt@rGO/FTO is 1.3 times faster than that at Pt/FTO. The energy conversion efficiency of the DSSCs assembled from Pt@rGO-DSSC cathode reached 7.0%, an increase of 20.7% over the commercial Pt-based cathode (Pt-DSSC, 5.8%). …”
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