Search Results - "Liu, Changwen"

IEEE 802.11n MAC frame aggregation mechanisms for next-generation high-throughput WLANs by Skordoulis, D., Qiang Ni, Hsiao-Hwa Chen, Stephens, A.P., Changwen Liu, Jamalipour, A.

“…IEEE 802.11n is an ongoing next-generation wireless LAN standard that supports a very highspeed connection with more than 100 Mb/s data throughput measured at…”
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Numerical Analysis of End-Gas Autoignition and Pressure Oscillation in a Downsized SI Engine Using Large Eddy Simulation by Zhong, Lijia, Liu, Changwen

“…Knock and super-knock are abnormal combustion phenomena in engines, however, they are hard to study comprehensively through optical experimental methods due to…”
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Severity of acute gastrointestinal injury grade is a predictor of all-cause mortality in critically ill patients: a multicenter, prospective, observational study by Hu, Bangchuan, Sun, Renhua, Wu, Aiping, Ni, Yin, Liu, Jingquan, Guo, Feng, Ying, Lijun, Ge, Guoping, Ding, Aijun, Shi, Yunchao, Liu, Changwen, Xu, Lei, Jiang, Ronglin, Lu, Jun, Lin, Ronghai, Zhu, Yannan, Wu, Weidong, Xie, Bo

“…In 2012, the European Society of Intensive Care Medicine proposed a definition for acute gastrointestinal injury (AGI) based on current medical evidence and…”
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Low temperature surface oxygen activation in crystalline MnO2 triggered by lattice confined Pd single atoms by Liao, Xuemei, Zhao, Yonghui, Liu, Changwen, Li, Xiaopeng, Sun, Yu, Kato, Kenichi, Yamauchi, Miho, Jiang, Zheng

“…Lattice confined Pd single atoms promote surrounding lattice oxygen activation at low temperature, and thus enhance CO oxidation with a TOF of 0.203 s−1…”
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Ventilatory pressure parameters impact the association between acute gastrointestinal injury and all-cause mortality in mechanically ventilated patients by Ziqiang, Shao, Jiale, Li, Renhua, Sun, Aiping, Wu, Yin, Ni, Jingquan, Liu, Feng, Guo, Lijun, Ying, Guoping, Ge, Aijun, Ding, Yunchao, Shi, Changwen, Liu, Lei, Xu, Ronglin, Jiang, Jun, Lu, Ronghai, Lin, Yannan, Zhu, Weidong, Wu, Bo, Xie, Bangchuan, Hu

“…Acute gastrointestinal injury (AGI) is common in mechanically ventilated (MV) patients, but the potential association between ventilatory pressure parameters…”
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Effect of lubricant oil additive on size distribution, morphology, and nanostructure of diesel particulate matter by Wang, Yuesen, Liang, Xingyu, Shu, Gequn, Wang, Xiangxiang, Sun, Xiuxiu, Liu, Changwen

“…•Pour point depressant (PPD) has great impact on particulate matters.•The number of nanoparticles increases sharply after PPD is added.•Ambiguous boundaries…”
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Effect of lubricating oil additive package on the characterization of diesel particles by Wang, Yuesen, Liang, Xingyu, Shu, Gequn, Wang, Xu, Bao, Jingkuan, Liu, Changwen

“…Modern lubricating oil is a kind of synthetic product of base oil and additive package. Oil additive package is used to improve the comprehensive quality of…”
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Effects of EGR, compression ratio and boost pressure on cyclic variation of PFI gasoline engine at WOT operation by Pan, Mingzhang, Shu, Gequn, Wei, Haiqiao, Zhu, Tianyu, Liang, Youcai, Liu, Changwen

“…To reduce the cyclic variation is an effective way to improve the fuel economy and combustion of spark ignition engines. In this paper, the effect of exhaust…”
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Performance Improvement in Polymer/ZnO Nanoarray Hybrid Solar Cells by Formation of ZnO/CdS-Core/Shell Heterostructures by Cui, Qi, Liu, Changwen, Wu, Fan, Yue, Wenjin, Qiu, Zeliang, Zhang, Hui, Gao, Feng, Shen, Wei, Wang, Mingtai

“…In this paper, performance in hybrid solar cells based on ZnO nanorod array (ZnO-NA) is significantly improved by formation of a heterostructured…”
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Development and validation of a multi-modal ultrasomics model to predict response to neoadjuvant chemoradiotherapy in locally advanced rectal cancer by Qin, Qiong, Gan, Xiangyu, Lin, Peng, Pang, Jingshu, Gao, Ruizhi, Wen, Rong, Liu, Dun, Tang, Quanquan, Liu, Changwen, He, Yun, Yang, Hong, Wu, Yuquan

“…To assess the performance of multi-modal ultrasomics model to predict efficacy to neoadjuvant chemoradiotherapy (nCRT) in patients with locally advanced rectal…”
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Approaching the Most Economic Preparation of Hole Transport Layer by Organic Monomolecular Strategy for Efficient Inverted Perovskite Solar Cells by Liu, Hui, Liu, Changwen, Li, Wang, Kong, Weiguang, Chen, Hong, Zhang, Haichao, Zhang, Xian, Wang, Weijun, Cheng, Chun

“…Hole transport materials and their processing occupy at least one‐third of the cost of perovskite solar cells (PSCs), which leaves plenty of room to improve…”
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Analysis of Thermoelastohydrodynamic Performance of Journal Misaligned Engine Main Bearings by Bi, Fengrong, Shao, Kang, Liu, Changwen, Wang, Xia, Zhang, Jian

“…To understand the engine main bearings＇ working condition is important in order to improve the performance of engine. However, thermal effects and thermal…”
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Experimental study of the influence of a pour point depressant additive on particle size distributions in diesel engine exhausts by Liang, Xingyu, Wang, Yuesen, Dong, Lihui, Shu, Gequn, Liu, Changwen

“…Many studies have been performed on diesel engine particulate matter emissions, but the influence of lubricants on emissions has only been considered a few…”
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Performance correlated with device layout and illumination area in solar cells based on polymer and aligned ZnO nanorods by Wu, Fan, Yue, Wenjin, Cui, Qi, Liu, Changwen, Qiu, Zeliang, Shen, Wei, Zhang, Hui, Wang, Mingtai

“…[Display omitted] ► Device layout and illumination area size influence the performance of MEH-PPV/ZnO solar cells. ► Photomask calibration enables accurate…”
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Combined intraaortic balloon counterpulsation and extracorporeal membrane oxygenation in 2 patients with fulminant myocarditis by Hu, Weihang, MD, Liu, Changwen, MD, Chen, Lan, MD, Hu, Wei, MD, Lu, Jun, MD, Zhu, Yin, MD, Wang, Jianrong, MD, Liu, Bingwei, MD

“…[...]VA-ECMO has a limited ability to facilitate left ventricular unloading. [...]increased afterload is still a significant concern, especially for those with…”
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Three cases of electrical storm in fulminant myocarditis treated by extracorporeal membrane oxygenation by Hu, Weihang, MD, Chen, Lan, MD, Liu, Changwen, MD, Hu, Wei, MD, Lu, Jun, MD, Zhu, Yin, MD, Wang, Jianrong, MD, Liu, Bingwei, MD

“…The current strategies used to treat ES are complex and unsatisfactory because they require simultaneous administration of several medications and do not…”
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Effects of pre-chamber jet ignition on knock and combustion characteristics in a spark ignition engine fueled with kerosene by Liu, Fengnian, Zhou, Lei, Hua, Jianxiong, Liu, Changwen, Wei, Haiqiao

“…•The abilities of improving the heat release rate, optimizing the combustion phase and improving combustion stability of PJI proved to be effective on the…”
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ECMO Support in a Child with Acute Fulminant Myocarditis by Hu, Wei, Mao, Shujiong, Hu, Weihang, Zhu, Ying, Liu, Changwen

“…An 11-yr-old boy with acute fulminant myocarditis was treated with routine medical therapy (antibiotics, inotropic and vasosactive agents, etc.) for 5 days,…”
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Effect of rapid combustion on engine performance and knocking characteristics under different spark strategy conditions by Chen, Lin, Pan, Jiaying, Liu, Changwen, Shu, Gequn, Wei, Haiqiao

“…Rapid combustion is considered as an effective way to improve engine performance but there is lack of investigations about the effect of rapid combustion on…”
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An analytic model for infrastructure WLAN capacity with bidirectional frame aggregation by Changwen Liu, Stephens, A.P.

“…The paper presents an analytic model for computing the capacity of an infrastructure IEEE 802.11 WLAN enhanced with the support of bidirectional MAC frame…”
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