Search Results - "Hemin Zhang"

Gradient tantalum-doped hematite homojunction photoanode improves both photocurrents and turn-on voltage for solar water splitting by Zhang, Hemin, Li, Dongfeng, Byun, Woo Jin, Wang, Xiuli, Shin, Tae Joo, Jeong, Hu Young, Han, Hongxian, Li, Can, Lee, Jae Sung

“…Hematite has a great potential as a photoanode for photoelectrochemical (PEC) water splitting by converting solar energy into hydrogen fuels, but the…”
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Employing a MEMS plasma switch for conditioning high-voltage kinetic energy harvesters by Zhang, Hemin, Marty, Frédéric, Xia, Xin, Zi, Yunlong, Bourouina, Tarik, Galayko, Dimitri, Basset, Philippe

“…Triboelectric nanogenerators have attracted wide attention due to their promising capabilities of scavenging the ambient environmental mechanical energy…”
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A High-Sensitivity Micromechanical Electrometer Based on Mode Localization of Two Degree-of-Freedom Weakly Coupled Resonators by Zhang, Hemin, Huang, Jie, Yuan, Weizheng, Chang, Honglong

“…This paper reports a high-sensitivity resonant electrometer based on the mode localization of two degree-of-freedom weakly coupled resonators (WCRs). When…”
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An Acceleration Sensing Method Based on the Mode Localization of Weakly Coupled Resonators by Hemin Zhang, Boyang Li, Weizheng Yuan, Kraft, Michael, Honglong Chang

“…This paper reports an acceleration sensing method based on two weakly coupled resonators (WCRs) using the phenomenon of mode localization. When acceleration…”
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The formation of onion-like carbon-encapsulated cobalt carbide core/shell nanoparticles by the laser ablation of metallic cobalt in acetone by Zhang, Hemin, Liang, Changhao, Liu, Jun, Tian, Zhenfei, Shao, Guosheng

“…We developed a new approach to obtain onion-like carbon-encapsulated cobalt carbide (Co3C) core/shell nanoparticles (NPs) by the laser ablation of cobalt in…”
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Three Birds, One‐Stone Strategy for Hybrid Microwave Synthesis of Ta and Sn Codoped Fe2O3@FeTaO4 Nanorods for Photo‐Electrochemical Water Oxidation by Zhang, Hemin, Noh, Woo Yeong, Li, Feng, Kim, Jin Hyun, Jeong, Hu Young, Lee, Jae Sung

“…A “three birds, one stone” strategy is proposed to enhance the performance of hematite photoanode for photoelectrochemical water splitting. One‐pot hybrid…”
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Microfluidic-based cancer cell separation using active and passive mechanisms by Liang, Wenfeng, Liu, Jing, Yang, Xieliu, Zhang, Qi, Yang, Wenguang, Zhang, Hemin, Liu, Lianqing

“…The demand for on-chip cancer cell separation in biomedical, bio-sensor, bio-detection, personalized medicine, and clinical diagnostic fields has resulted in a…”
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A Handheld Inertial Pedestrian Navigation System With Accurate Step Modes and Device Poses Recognition by Hemin Zhang, Weizheng Yuan, Qiang Shen, Tai Li, Honglong Chang

“…In this paper, a handheld inertial pedestrian navigation system (IPNS) based on low-cost microelectromechanical system sensors is presented. Using the machine…”
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Amplitude-modulated resonant accelerometer employing parametric pump by Zhang, Hemin, Chen, Dongyang, Pandit, Milind, Sun, Jiangkun, Zhao, Chun, Seshia, Ashwin

“…This paper demonstrates a resonant accelerometer employing weakly coupled resonators for inertial force transduction. An ultra-low virtual mode coupling is…”
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Activating the surface and bulk of hematite photoanodes to improve solar water splitting by Zhang, Hemin, Park, Jong Hyun, Byun, Woo Jin, Song, Myoung Hoon, Lee, Jae Sung

“…A simple electrochemical activation treatment is proposed to improve effectively the photoelectrochemical performance of Nb,Sn co-doped hematite nanorods. The…”
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Defect-Mediated Formation of Ag Cluster-Doped TiO2 Nanoparticles for Efficient Photodegradation of Pentachlorophenol by Zhang, Hemin, Liang, Changhao, Liu, Jun, Tian, Zhenfei, Wang, Guozhong, Cai, Weiping

“…A novel strategy was designed to prepare Ag cluster-doped TiO2 nanoparticles (Ag/TiO2 NPs) without addition of any chemical reducing agent and/or organic…”
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Divergent responses of sympatric species to livestock encroachment at fine spatiotemporal scales by Zhang, Jindong, Hull, Vanessa, Ouyang, Zhiyun, Li, Rengui, Connor, Thomas, Yang, Hongbo, Zhang, Zejun, Silet, Brad, Zhang, Hemin, Liu, Jianguo

“…Livestock are a major human-induced threat to wildlife worldwide, especially in forest landscapes where livestock degrade the food and habitat of…”
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Mechanical Thrombectomy for Posterior Circulation Occlusion: A Comparison of Outcomes with the Anterior Circulation Occlusion – A Meta-Analysis by Wang, Fengzhi, Wang, Jiaoqi, He, Qiu, Wang, Liyu, Cao, Yumeng, Zhang, Hemin, Xu, Zhongxin

“…Aim: There is no randomized controlled trial to compare the effectiveness and safety of mechanical thrombectomy (MT) to intravenous thrombolysis in patients…”
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Parallel multi-stacked photoanodes of Sb-doped p–n homojunction hematite with near-theoretical solar conversion efficiency by Xu, Chenyang, Wang, Hongxin, Guo, Hongying, Liang, Ke, Zhang, Yuanming, Li, Weicong, Chen, Junze, Lee, Jae Sung, Zhang, Hemin

“…Developing transparent and efficient photoanodes is a challenging but essential task in tandem photoelectrochemical cell for unassisted solar water splitting…”
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Multiple telecouplings and their complex interrelationships by Liu, Jianguo, Hull, Vanessa, Luo, Junyan, Yang, Wu, Liu, Wei, Viña, Andrés, Vogt, Christine, Xu, Zhenci, Yang, Hongbo, Zhang, Jindong, An, Li, Chen, Xiaodong, Li, Shuxin, Ouyang, Zhiyun, Xu, Weihua, Zhang, Hemin

“…Increasingly, the world is becoming socioeconomically and environmentally connected, but many studies have focused on human-environment interactions within a…”
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Feedthrough parasitic nonlinear resonance in micromechanical oscillators by Chen, Dongyang, Zhang, Hemin, Sun, Jiangkun, Pandit, Milind, Sobreviela, Guillermo, Wang, Yong, Seshia, Ashwin, Xie, Jin

“…Mechanical oscillators incorporating miniaturized structures to transduce mesoscopic motion as readable electrical signals are often limited by the feedthrough…”
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General Strategy for Doping Impurities (Ge, Si, Mn, Sn, Ti) in Hematite Nanocrystals by Liu, Jun, Liang, Changhao, Zhang, Hemin, Tian, Zhenfei, Zhang, Shuyuan

“…The doping of foreign atoms is critical in tailoring the properties and potential applications of semiconductor nanocrystals. A general strategy for…”
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Suppression on Nonlinearity of Mode-Localized Sensors Using Algebraic Summation of Amplitude Ratios as the Output Metric by Zhang, Hemin, Kang, Hao, Chang, Honglong

“…Compared with the classic frequency-modulated resonant sensors, the recently emerging sensing scheme based on the mode localization phenomenon of the weakly…”
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Influences of the Feedthrough Capacitance on the Frequency Synchronization of the Weakly Coupled Resonators by Zhang, Hemin, Yuan, Weizheng, Hao, Yongcun, Chang, Honglong

“…Influences of the feedthrough capacitance on weakly coupled micromechanical resonators are theoretically analyzed and experimentally observed using current…”
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A Review on Coupled Bulk Acoustic Wave MEMS Resonators by Wang, Linlin, Wang, Chen, Wang, Yuan, Quan, Aojie, Keshavarz, Masoumeh, Madeira, Bernardo Pereira, Zhang, Hemin, Wang, Chenxi, Kraft, Michael

“…With the introduction of the working principle of coupled resonators, the coupled bulk acoustic wave (BAW) Micro-Electro-Mechanical System (MEMS) resonators…”
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