Search Results - "Zhang, Xi"

The Inhomogeneity Effect. II. Rotational and Orbital States Impact Planetary Cooling by Zhang, Xi

“…Abstract We generalize the theory of the inhomogeneity effect to enable comparison among different inhomogeneous planets. A metric of inhomogeneity based on…”
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The Inhomogeneity Effect. I. Inhomogeneous Surface and Atmosphere Accelerate Planetary Cooling by Zhang, Xi

“…Abstract We propose a general principle that under radiative-convective equilibrium, the spatial and temporal variations in a planet’s surface and atmosphere…”
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Cross-Layer Based Opportunistic MAC Protocols for QoS Provisionings Over Cognitive Radio Wireless Networks by Su, Hang, Zhang, Xi

“…We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY)…”
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Quality-of-Service Driven Power and Rate Adaptation over Wireless Links by Tang, Jia, Zhang, Xi

“…We propose a quality-of-service (QoS) driven power and rate adaptation scheme over wireless links in mobile wireless networks. Specifically, our proposed…”
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Clustering-Based Multichannel MAC Protocols for QoS Provisionings Over Vehicular Ad Hoc Networks by Hang Su, Hang Su, Xi Zhang, Xi Zhang

“…Making the best use of the dedicated short range communications multichannel architecture, we propose a cluster-based multichannel communications scheme that…”
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Sensorless Induction Motor Drive Using Indirect Vector Controller and Sliding-Mode Observer for Electric Vehicles by Zhang, Xi

“…This paper presents a sensorless control system for an electric-vehicle (EV) induction-motor (IM) drive embedded with an indirect vector controller and a…”
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Deflating Super-puffs: Impact of Photochemical Hazes on the Observed Mass-Radius Relationship of Low-mass Planets by Gao, Peter, Zhang, Xi

“…The observed mass-radius relationship of low-mass planets informs our understanding of their composition and evolution. Recent discoveries of low-mass,…”
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Supramolecular Polymers: Historical Development, Preparation, Characterization, and Functions by Yang, Liulin, Tan, Xinxin, Wang, Zhiqiang, Zhang, Xi

“…A look at the development, preparation and other issues related to supermolecular polymers is presented. The authors discuss supramolecular polymers with…”
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A new concept to enhance piezoelectricity and temperature stability in KNN ceramics by Lv, Xiang, Wu, Jiagang, Zhang, Xi-xiang

“…•A new concept of tuning the trade-off between LRO and PNRs is proposed.•The concept relieves the sensitivity of d33 and enhances temperature stability.•d33…”
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Silver Nanoparticles: Synthesis, Characterization, Properties, Applications, and Therapeutic Approaches by Zhang, Xi-Feng, Liu, Zhi-Guo, Shen, Wei, Gurunathan, Sangiliyandi

“…Recent advances in nanoscience and nanotechnology radically changed the way we diagnose, treat, and prevent various diseases in all aspects of human life…”
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Cross-layer resource allocation over wireless relay networks for quality of service provisioning by Jia Tang, Jia Tang, Xi Zhang, Xi Zhang

“…The authors propose a physical-datalink cross-layer resource allocation scheme over wireless relay networks for quality-of-service (QoS) guarantees. By…”
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Prescribed Performance Fault-Tolerant Control of Uncertain Nonlinear Systems With Unknown Control Directions by Zhang, Jin-Xi, Yang, Guang-Hong

“…A low-complexity state feedback fault-tolerant control scheme guaranteeing prescribed tracking performance is proposed for a family of uncertain nonlinear…”
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Global Output-Feedback Prescribed Performance Control of Nonlinear Systems With Unknown Virtual Control Coefficients by Zhang, Jin-Xi, Wang, Qing-Guo, Ding, Wei

“…This article is concerned with the output-feedback tracking control problem for a class of nonlinear systems. The challenge lies in how to drive the tracking…”
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Neural Network Control of Underactuated Surface Vehicles With Prescribed Trajectory Tracking Performance by Zhang, Jin-Xi, Yang, Tao, Chai, Tianyou

“…This article is concerned with the fast and accurate trajectory tracking control problem for a sort of underactuated surface vehicle under model uncertainties…”
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Adaptive Control and Reconfiguration of Mobile Wireless Sensor Networks for Dynamic Multi-Target Tracking by Zhang, Xi

“…We propose the adaptive control and reconfiguration schemes for mobile wireless sensor networks (MWSN) to achieve timely and accurate mobile multi-target…”
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Low-Complexity Tracking Control of Strict-Feedback Systems With Unknown Control Directions by Zhang, Jin-Xi, Yang, Guang-Hong

“…This paper focuses on the problem of output tracking with prescribed transient and steady-state performance for strict-feedback systems with unknown nonlinear…”
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Comment on "A Comparative Evaluation of the Narrative Thoughts in Chinese and Western Classical Literature" by Xi Zhang

“…Commented article: CHEN, M. A comparative evaluation of the narrative thoughts in Chinese and Western classical literature. Trans/Form/Ação: revista de…”
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M2b macrophage polarization and its roles in diseases by Wang, Le‐xun, Zhang, Sheng‐xi, Wu, Hui‐juan, Rong, Xiang‐lu, Guo, Jiao

“…Macrophages play an important role in a wide variety of physiologic and pathologic processes. Plasticity and functional polarization are hallmarks of…”
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Formation of Silicate and Titanium Clouds on Hot Jupiters by Powell, Diana, Zhang, Xi, Gao, Peter, Parmentier, Vivien

“…We present the first application of a bin-scheme microphysical and vertical transport model to determine the size distribution of titanium and silicate cloud…”
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Evidence for topological type-II Weyl semimetal WTe2 by Li, Peng, Wen, Yan, He, Xin, Zhang, Qiang, Xia, Chuan, Yu, Zhi-Ming, Yang, Shengyuan A., Zhu, Zhiyong, Alshareef, Husam N., Zhang, Xi-Xiang

“…Recently, a type-II Weyl fermion was theoretically predicted to appear at the contact of electron and hole Fermi surface pockets. A distinguishing feature of…”
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