Search Results - "Xiaohui Qu"

Hybrid IPT Topologies With Constant Current or Constant Voltage Output for Battery Charging Applications by Xiaohui Qu, Hongdou Han, Siu-Chung Wong, Tse, Chi K., Wu Chen

“…The inductive power transfer (IPT) technique in battery charging applications has many advantages compared to conventional plug-in systems. Due to the…”
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Higher Order Compensation for Inductive-Power-Transfer Converters With Constant-Voltage or Constant-Current Output Combating Transformer Parameter Constraints by Xiaohui Qu, Yanyan Jing, Hongdou Han, Siu-Chung Wong, Tse, Chi K.

“…Compensation is crucial for improving performance of inductive-power-transfer (IPT) converters. With proper compensation at some specific frequencies, an IPT…”
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Improving traffic signal control operations using proximal policy optimization by Huang, Liben, Qu, Xiaohui

“…Existing traffic signal control systems present many limitations including fixed signal timing schemes, insufficient efficiency and flexibility, and difficulty…”
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FireWorks: a dynamic workflow system designed for high-throughput applications by Jain, Anubhav, Ong, Shyue Ping, Chen, Wei, Medasani, Bharat, Qu, Xiaohui, Kocher, Michael, Brafman, Miriam, Petretto, Guido, Rignanese, Gian-Marco, Hautier, Geoffroy, Gunter, Daniel, Persson, Kristin A.

“…Summary This paper introduces FireWorks, a workflow software for running high‐throughput calculation workflows at supercomputing centers. FireWorks has been…”
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Origin of Electrochemical, Structural, and Transport Properties in Nonaqueous Zinc Electrolytes by Han, Sang-Don, Rajput, Nav Nidhi, Qu, Xiaohui, Pan, Baofei, He, Meinan, Ferrandon, Magali S, Liao, Chen, Persson, Kristin A, Burrell, Anthony K

“…Through coupled experimental analysis and computational techniques, we uncover the origin of anodic stability for a range of nonaqueous zinc electrolytes. By…”
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An Improved LCLC Current-Source-Output Multistring LED Driver With Capacitive Current Balancing by Xiaohui Qu, Siu-Chung Wong, Tse, Chi K.

“…Passive or active current balancing circuits are usually used to mitigate current imbalance in driving multiple light-emitting-diode (LED) strings. Passive…”
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The ribosome uses two active mechanisms to unwind messenger RNA during translation by Qu, Xiaohui, Wen, Jin-Der, Lancaster, Laura, Noller, Harry F., Bustamante, Carlos, Tinoco, Ignacio

“…Open and shut case for mRNA Messenger RNA (mRNA) is a linear single-stranded molecule that folds into complex secondary structures by base pairing of stretches…”
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Noncascading Structure for Electronic Ballast Design for Multiple LED Lamps With Independent Brightness Control by Xiaohui Qu, Siu-Chung Wong, Tse, C.K.

“…LED light sources, which are more compact, capable to change color in real time, less dissipative, and more durable are finding more applications than…”
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The Electrolyte Genome project: A big data approach in battery materials discovery by Qu, Xiaohui, Jain, Anubhav, Rajput, Nav Nidhi, Cheng, Lei, Zhang, Yong, Ong, Shyue Ping, Brafman, Miriam, Maginn, Edward, Curtiss, Larry A., Persson, Kristin A.

“…[Display omitted] •Automatic self-healing high-throughput infrastructure electrolyte screening.•High-level quantum chemistry calculation of IP/EA by adiabatic…”
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Toward Accurate Modeling of the Effect of Ion-Pair Formation on Solute Redox Potential by Qu, Xiaohui, Persson, Kristin A

“…A scheme to model the dependence of a solute redox potential on the supporting electrolyte is proposed, and the results are compared to experimental…”
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Wide Design Range of Constant Output Current Using Double-Sided LC Compensation Circuits for Inductive-Power-Transfer Applications by Qu, Xiaohui, Chu, Haijun, Huang, Zhicong, Wong, Siu-Chung, Tse, Chi K., Mi, Chunting Chris, Chen, Xi

“…Inductive-power-transfer (IPT) converters should desirably achieve nearly zero reactive circulating power, soft switching of power devices and load-independent…”
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A Lifetime Prediction Method for LEDs Considering Real Mission Profiles by Xiaohui Qu, Huai Wang, Xiaoqing Zhan, Blaabjerg, Frede, Chung, Henry Shu-Hung

“…The light-emitting diode (LED) has become a very promising alternative lighting source with the advantages of longer lifetime and higher efficiency than…”
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A Novel Compensation Circuit for Capacitive Power Transfer System to Realize Desired Constant Current and Constant Voltage Output by Dong, Bo, Chen, Yang, Lian, Jing, Qu, Xiaohui

“…Capacitive power transfer (CPT) technique possesses the advantages of safety, isolation, low cost, and insensitivity to conductive barriers. To charge…”
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Resonance-Assisted Buck Converter for Offline Driving of Power LED Replacement Lamps by Xiaohui Qu, Siu-Chung Wong, Tse, C K

“…LEDs are potential successors of incandescent lamps with high luminous efficacy and long lifetime. To improve the overall luminair efficacy and lifetime, the…”
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Elucidating Solvation Structures for Rational Design of Multivalent Electrolytes—A Review by Rajput, Nav Nidhi, Seguin, Trevor J., Wood, Brandon M., Qu, Xiaohui, Persson, Kristin A.

“…Fundamental molecular-level understanding of functional properties of liquid solutions provides an important basis for designing optimized electrolytes for…”
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Supramolecular Perylene Bisimide-Polysulfide Gel Networks as Nanostructured Redox Mediators in Dissolved Polysulfide Lithium–Sulfur Batteries by Frischmann, Peter D, Gerber, Laura C. H, Doris, Sean E, Tsai, Erica Y, Fan, Frank Y, Qu, Xiaohui, Jain, Anubhav, Persson, Kristin A, Chiang, Yet-Ming, Helms, Brett A

“…Here we report a new redox-active perylene bisimide (PBI)-polysulfide (PS) gel that overcomes electronic charge-transport bottlenecks common to lithium–sulfur…”
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C–S Bonds in Sulfur-Embedded Graphene, Carbon Nanotubes, and Flake Graphite Cathodes for Lithium–Sulfur Batteries by Feng, Yan, Zhang, Houxuan, Zhang, Yuliang, Qu, Xiaohui

“…Lithium–sulfur (Li–S) batteries are excellent rechargeable battery candidates which are extraordinarily promising as they exhibit superior specific capacity…”
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Ribosomal protein S1 unwinds double-stranded RNA in multiple steps by Qu, Xiaohui, Lancaster, Laura, Noller, Harry F, Bustamante, Carlos, Tinoco, Ignacio

“…The sequence and secondary structure of the 5′-end of mRNAs regulate translation by controlling ribosome initiation on the mRNA. Ribosomal protein S1 is…”
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Mechanistic and Kinetic Studies on the Homogeneous Gas-Phase Formation of PCDD/Fs from 2,4,5-Trichlorophenol by Qu, Xiaohui, Wang, Hui, Zhang, Qingzhu, Shi, Xiangyan, Xu, Fei, Wang, Wenxing

“…An understanding of the reaction mechanism of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs) formation is crucial for any attempt to prevent…”
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A Current Balancing Scheme With High Luminous Efficacy for High-Power LED Lighting by Xiaohui Qu, Siu-Chung Wong, Tse, Chi K.

“…The imbalance in the currents of strings of LEDs will cause fast degradation or even failure in some LEDs. Such current imbalance should be avoided. To balance…”
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