Explanipedia

Indoor mMTC Group Targets Localization in 5G Networks Based on Parallel Chaotic Stochastic Resonance Processing of Distance Estimation Between Terminals Open

Zhijun Qin, Tengfei Xie, Chen Xie, Di He · 2025

The Effects of Bluff Body Vibration Mode to the Output Performance Response of the Galloping Triboelectric Nanogenerator for Wind Energy Harvesting Open

Tianlin Ma, Xiaojie Hu, Dingyi Wu, Shaolong Yang, Mengwei Wu , et al. · 2025

Research and Application of the Whole Process Parametric Design of Radial Gate Open

Xuecai Zhang, Fufu Zhang, Tengfei Xie, Mengyue Liu · 2024

Aiming at the problems of unstable design quality, long design cycle, heavy repetitive workload and low application of digital design in the design process of radial gate at the present stage, based on the three-dimensional parametric desi…

A 3-D Near-Field Source Localization Approach Based on the Combination of a Phase Interferometer, the Centroid Algorithm and the Perpendicular Foot Algorithm Open

Zhijun Qin, Tengfei Xie, Chen Xie, Ziwei Ma, Di He , et al. · 2024

In this study, several 3-dimensional (3-D) parameter estimation and localization algorithms for wireless near-field (NF) sources are proposed employing the uniform circular array (UCA) structure. In the single-base-station case, the algebr…

Spectral Detection of a Weak Frequency Band Signal Based on the Pre-Whitening Scale Transformation of Stochastic Resonance in a Symmetric Bistable System in a Parallel Configuration Open

Zhijun Qin, Tengfei Xie, Chen Xie, Di He · 2024

The spectral detection of weak frequency band signals poses a serious problem in many applications, especially when the target is within a certain frequency band under low signal-to-noise ratio (SNR) conditions. A kind of novel technique b…

Weak Frequency Band Signal Spectral Detection Based on Pre-Whitening Scale-Transformation Symmetric Bistable Parallel Stochastic Resonance Open

Zhijun Qin, Tengfei Xie, Chen Xie, Di He · 2024

Weak signal spectral detection is a serious problem in many applications, especially the target possesses certain frequency band and under low signal-to-noise ratio (SNR). A kind of novel technique based on pre-whitening scale-transformati…

Flexural Property of Eco-Friendly Timber Beams Strengthened with Ecc Layer Open

Songqiang Wan, Hongbo Xiao, Zhenliang Liu, H. J. Yang, Chunling Yan , et al. · 2024

Composition and luminescence properties of highly robust green-emitting LuAG:Ce/Al <sub>2</sub>O <sub>3</sub> composite phosphor ceramics for high-power solid-state lighting Open

Ziqiu Cheng, Xin Liu, Xinrong Chen, Jian Xu, Yanbin Wang , et al. · 2023

The major advantage of laser lighting over white light-emitting-diode is the possibility to achieve ultra-high luminance. However, phosphors usually suffer laser-induced luminescence saturation, which limits the peak luminance of laser lig…

Fine-Grained Tb3Al5O12 Transparent Ceramics Prepared by Co-Precipitation Synthesis and Two-Step Sintering Open

Lixuan Zhang, Xiaoying Li, Dianjun Hu, Mariya V. Dobrotvorska, R.P. Yavetskiy , et al. · 2023

In recent years, transparent terbium aluminum garnet (TAG) ceramics have attracted much attention for use in high-power Faraday isolators. Fine-grained ceramics usually possess better mechanical properties and accordingly better service pe…

Fabrication, microstructure, and properties of 8 mol% yttria-stabilized zirconia (8YSZ) transparent ceramics Open

Penghui Chen, Xiaoying Li, Feng Tian, Ziyu Liu, Dianjun Hu , et al. · 2022

Fine grained 8 mol% yttria-stabilized zirconia (8YSZ) transparent ceramics with high optical and mechanical properties were fabricated by air pre-sintering and hot isostatic pressing (HIP) using commercial 8YSZ powders as the raw material.…

Fabrication and properties of non-stoichiometric Tb2(Hf1−xTbx)2O7−x magneto-optical ceramics Open

Lixuan Zhang, Xiaoying Li, Dianjun Hu, Ziyu Liu, Tengfei Xie , et al. · 2022

Non-stoichiometric Tb 2 (Hf 1− x Tb x ) 2 O 7− x ( x = −0.07–0.45) magneto-optical ceramics were fabricated by solid-state reactive sintering in vacuum combined with hot isostatic pressing (HIP) post-treatment without any sintering aids. T…

Evidence of Two Yb3+ Crystallographic Sites Occupancy in Y3al5o12 Ceramics from an in Depth Spectroscopic Analysis Open

G. G. Demirkhanyan, Barbara Patrizi, R. B. Kostanyan, Jiang Li, Angela Pirri , et al. · 2022

Fabrication and performance evaluation of novel transparent ceramics RE:Tb3Ga5O12 (RE = Pr, Tm, Dy) toward magneto-optical application Open

M Kellis, Ilya Snetkov, Aleksey Yakovlev, Qiang Liu, Xin Liu , et al. · 2021

Transparent ceramics are at the heart of modern magneto-optical materials providing promising opportunities for Faraday isolators. 1.0 at% RE:Tb 3 Ga 5 O 12 (rare earth (RE) = Pr, Tm, Dy) transparent ceramics were successfully prepared by …

Experimental Study on the Microstructure and Expansion Characteristics of Paleosol Based on Spectral Scanning Open

Wanjun Ye, Yiqian Chen, Chong Gao, Tengfei Xie, Hongjun Jing , et al. · 2021

To investigate the microstructure of paleosol and its expansion characteristics, the paleosol of the Zaosheng #3 tunnel of the Yinxi high-speed railway was studied. Based on X-ray diffraction (XRD), energy-dispersive X-ray spectroscopy (ED…

Deformation and Failure Characteristics and Control Technology of Roadway Surrounding Rock in Deep Coal Mines Open

Jucai Chang, Dong Li, Tengfei Xie, Wenbao Shi, Kai He · 2020

With the increase in mining depth, the problem of the floor heave of a roadway is becoming increasingly prominent. Solving this problem for a deep high-stress roadway is the key to ensure safe supply and utilization of coal resources in Ch…

Fabrication and Characterizations of Yb:YAG Transparent Ceramics Using Alcohol-water Co-precipitation Method Open

Huang Xin-you, Yumin Liu, Yang Liu, M Kellis, Yagang Feng , et al. · 2020

Yb 3+ doped YAG transparent ceramics have great potential as gain medium for high-power solid-state lasers due to many advantages, such as broad absorption and emission bands, high gain, low thermal loading, long fluorescence lifetime and …

Fabrication, microstructure and optical characterizations of holmium oxide (Ho2O3) transparent ceramics Open

Dianjun Hu, M Kellis, Ilya Snetkov, Alexey Yakovlev, Stanislav Balabanov , et al. · 2020

Spectroscopic characterization and laser test of a 10at.% Yb:Y3Sc1.5Al3.5O12 ceramic sample Open

Angela Pirri, Guido Toci, Jiang Li, Yagang Feng, Tengfei Xie , et al. · 2019

We present the spectroscopic characterization and the laser measurements obtained with a 10 at.% Yb:Y3Sc1.5Al3.5O12 (=YSAG) ceramic sample. Longitudinally pumped in quasi-Continuous Wave (QCW) and in Continuous Wave (CW) at 936 nm, the cer…

A Comprehensive Characterization of a 10 at.% Yb:YSAG Laser Ceramic Sample Open

Angela Pirri, Guido Toci, Jiang Li, Yagang Feng, Tengfei Xie , et al. · 2018

We report a comprehensive characterization of a 10 at.% Yb3+-doped YSAG (Yb:Y3ScxAl(5−x)O12, x = 1.5) ceramic, including microstructural, spectroscopic and laser properties. Moreover, we illustrate and discuss the fabrication technique. Yb…

Influence of cerium doping concentration on the optical properties of Ce,Mg:LuAG scintillation ceramics Open

Xiaopu Chen, Zewang Hu, Maoqing Cao, Chen Hu, Shuping Liu , et al. · 2018

The role of air annealing on the optical and scintillation properties of Mg co-doped Pr:LuAG transparent ceramics Open

Zewang Hu, Maoqing Cao, Haohong Chen, Yun Shi, Huamin Kou , et al. · 2017

Spectroscopic and laser characterization of Yb_015:(Lu_xY_1-x)_3Al_5O_12 ceramics with different Lu/Y balance Open

Angela Pirri, Guido Toci, Jiang Li, Tengfei Xie, Yubai Pan , et al. · 2016

We report a broad comparative analysis of the spectroscopic and laser properties of solid solution Lutetium-Yttrium Aluminum Garnet (LuYAG, (Lu_xY_1-x)₃Al₅O₁₂) ceramics doped with Yb. Th…

First laser emission of Yb_015:(Lu_05Y_05)_3Al_5O_12 ceramics Open

Guido Toci, Angela Pirri, Jiang Li, Tengfei Xie, Yubai Pan , et al. · 2016

We report the first laser oscillation on Yb_0.15:(Lu_0.5Y_0.5)₃Al₁₂ ceramics at room temperature. At 1030 nm we measured a maximum output power of 7.3 W with a corresponding slope efficie…

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