Search Results - "Bao, Zhigang"

Eigenvector distribution in the critical regime of BBP transition by Bao, Zhigang, Wang, Dong

“…In this paper, we study the random matrix model of Gaussian Unitary Ensemble (GUE) with fixed-rank (aka spiked) external source. We will focus on the critical…”
Get full text

Fabrication of the Flexible, Biocompatible, and Permeable Graphene/PLA Strain Sensor for Wearable Devices by Bao, Zhigang, Liu, Zhenglu, Sun, Bin

“…Real-time human motion monitoring is of importance particularly for patients after surgery, and wearable devices should be chemically inert, nontoxic, and…”
Get full text

On the support of the free additive convolution by Bao, Zhigang, Erdős, László, Schnelli, Kevin

“…We consider the free additive convolution of two probability measures μ and ν on the real line and show that μ ⊞ v is supported on a single interval if μ and ν…”
Get full text

Effects of Mn–Zr substitution on the magnetic properties of Ba-ferrites fabricated by sol–gel auto-combustion by Guo, Guanglei, Sun, Ruirui, Xiao, Hongyu, Qin, Ruifei, Hu, Qiubo, Zhu, Weili, Bao, Zhigang

“…Polycrystalline samples of BaMn x Zr x Fe 11.5−2 × O 18.25 having different doping contents of Mn–Zr were fabricated and their magnetic properties investigated…”
Get full text

Equipartition principle for Wigner matrices by Bao, Zhigang, Erdős, László, Schnelli, Kevin

“…We prove that the energy of any eigenvector of a sum of several independent large Wigner matrices is equally distributed among these matrices with very high…”
Get full text

The effect of lubricant viscosity on the performance of full ceramic ball bearings by Sun, Jian, Yang, Jiaxing, Yao, Jinmei, Tian, Junxing, Xia, Zhongxian, Yan, Haipeng, Gao, Longfei, Li, Songhua, Bao, Zhigang

“…Abstract As a new high-end bearing product, full ceramic ball bearings are favoured in a variety. However, there have been few studies on the lubrication of…”
Get full text

Transport and thermoelectric properties of (Sr1−xEux)3Ti2O7 by Sun, Ruirui, Guo, Guanglei, Xiao, Hongyu, Liu, Lina, Su, Jianfeng, Zhang, Jiao, Bao, Zhigang, Hu, Qiubo

“…The transport and thermoelectric properties of polycrystalline bulk samples (Sr 1− x Eu x ) 3 Ti 2 O 7 with different Eu-doped contents x were investigated…”
Get full text

Asymptotic Mutual Information Statistics of MIMO Channels and CLT of Sample Covariance Matrices by Bao, Zhigang, Pan, Guangming, Zhou, Wang

“…In this paper, we consider the fluctuation of mutual information statistics of a multiple input multiple output channel communication systems without assuming…”
Get full text

Friction and wear characteristics of silicon nitride ceramics under dry friction condition by Yao, Jinmei, Wu, Yuhou, Sun, Jian, Tian, Junxing, Zhou, Peng, Bao, Zhigang, Xia, Zhongxian, Gao, Longfei

“…Abstract In order to reveal the friction properties and improve the wear resistance of silicon nitride ceramic materials, a calculation model of static…”
Get full text

Study on Distribution of Lubricating Oil Film in Contact Micro-Zone of Full Ceramic Ball Bearings and the Influence Mechanism on Service Performance by Yao, Jinmei, Wu, Yuhou, Yang, Jiaxing, Sun, Jian, Xia, Zhongxian, Tian, Junxing, Bao, Zhigang, Gao, Longfei

“…Compared with metal ball bearings, full ceramic ball bearings have more outstanding service performance under extreme working conditions. In order to reveal…”
Get full text

Room temperature synthesis and formation process of α-NaYF4 nanocubes by Liu, Lina, Zhang, Dongmei, Zhang, Yongsheng, Bao, Zhigang, Chen, Linfeng

“…In this article, α-NaYF 4 nanocubes were synthesized with a simple and environmentally friendly method at room temperature. The structure and morphology of the…”
Get full text

Influence of SiO2 coating on morphology, phase and upconversion luminescence properties of NaYF4:Yb3+,Er3+ submicrocubes during annealing by Liu, Lina, Tang, Chunjuan, Zhang, Yongsheng, Zang, Chunhe, Zhang, Dongmei, Xiao, Hongyu, Qin, Ruifei, Bao, Zhigang

“…•NaYF4:Yb3+,Er3+@SiO2 submicrocubes were synthesized using a modified Stöber procedure.•Silica shells protect NaYF4:Yb3+,Er3+ cores from aggregating and…”
Get full text

TRACY–WIDOM LIMIT FOR KENDALL’S TAU by Bao, Zhigang

“…In this paper, we study a high-dimensional random matrix model from nonparametric statistics called the Kendall rank correlation matrix, which is a natural…”
Get full text

Thermal transport in S-shaped graphene nano-junctions by Zhang, Dongmei, Liu, Lina, Bao, Zhigang, Xiao, Hongyu, Zhang, Yongsheng

“…By using nonequilibrium Green's function method, we study the phonon transport properties in S-shaped graphene nano-junctions (GNJs). Interesting transmission…”
Get full text

Thermal transport in four-terminal graphene nano-junctions by Zhang, Dongmei, Bao, Zhigang, Su, Jianfeng, Tang, Chunjuan, Zang, Chunhe, Zhang, Yongsheng

“…The thermal transport properties of four-terminal graphene nano-junctions (FGNJs) consisting of semi-infinite armchair-edged nanoribbon and zigzag-edged…”
Get full text

Quantitative CLT for linear eigenvalue statistics of Wigner matrices by Bao, Zhigang, He, Yukun

“…In this article, we establish a near-optimal convergence rate for the CLT of linear eigenvalue statistics of N × N Wigner matrices, in Kolmogorov–Smirnov…”
Get full text

On Cramér–von Mises statistic for the spectral distribution of random matrices by Bao, Zhigang, He, Yukun

“…Let FN and F be the empirical and limiting spectral distributions of an N×N Wigner matrix. The Cramér–von Mises (CvM) statistic is a classical goodness-of-fit…”
Get full text

Singular vector and singular subspace distribution for the matrix denoising model by Bao, Zhigang, Ding, Xiucai, Wang, and Ke

“…In this paper, we study the matrix denoising model Y = S + X, where S is a low rank deterministic signal matrix and X is a random noise matrix, and both are M…”
Get full text

CANONICAL CORRELATION COEFFICIENTS OF HIGH-DIMENSIONAL GAUSSIAN VECTORS: FINITE RANK CASE by Bao, Zhigang, Hu, Jiang, Pan, Guangming, Zhou, Wang

“…Consider a Gaussian vector z = (x′, y′)′, consisting of two sub-vectors x and y with dimensions p and q, respectively. With n independent observations of z, we…”
Get full text

Phase transition for the smallest eigenvalue of covariance matrices by Bao, Zhigang, Lee, Jaehun, Xu, Xiaocong

“…Abstract In this paper, we study the smallest non-zero eigenvalue of the sample covariance matrices $$\mathcal {S}(Y)=YY^*$$ S ( Y ) = Y Y ∗ , where…”
Get full text