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Source localization based on field signatures:Laboratory ultrasonic validation
《Journal of Electronic Science and Technology》2024年第3期47-56,共10页Mahmoud Eissa Dmitry Sukhanov 
supported by the Tomsk State University Competitiveness Improvement Program under Grant No.2.4.2.23 IG.
Location awareness in wireless networks is essential for emergency services,navigation,gaming,and many other applications.This article presents a method for source localization based on measuring the amplitude-phase d...
关键词:Base station Field signature FINGERPRINTS Localization Ultrasonic frequencies 
Elastic twisting metamaterial for perfect longitudinal-torsional wave mode conversion被引量:2
《Applied Mathematics and Mechanics(English Edition)》2023年第4期515-524,共10页Shengjie YAO Yijun CHAI Xiongwei YANG Yueming LI 
Project supported by the National Natural Science Foundation of China(Nos.U2033208,52192633);the Natural Science Basic Research Plan in Shaanxi Province of China(No.2021JQ-006);the China Postdoctoral Science Foundation(No.2020TQ0241);the Innovative Scientific Program of China Nuclear Power Engineering Co.,Ltd。
In this work,we design a twisting metamaterial for longitudinal-torsional(L-T)mode conversion in pipes through exploring the theory of perfect transmodal FabryPerot interference(TFPI).Assuming that the axial and radia...
关键词:elastic wave mode conversion elastic metamaterial ultrasonic device 
Tissue pad degradation of ultrasonic device may enhance thermal injury and impair its sealing performance in liver surgery
《World Journal of Hepatology》2022年第7期1357-1364,共8页Masatoshi Kajiwara Takahisa Fujikawa Suguru Hasegawa 
BACKGROUND Ultrasonic devices are widely used in many surgical fields,including hepatectomy;however,the negative effects of tissue pad degradation of ultrasonic devices,including those in liver surgery,remain unknown....
关键词:Ultrasonic device Harmonic scalpel Tissue pad degradation Hepatectomy Device temperature Vessel sealing 
Dynamic Characteristic Mechanism of Atrial Septal Defect Using Real-Time Three-Dimensional Echocardiography and Evaluation of Right Ventricular Functions被引量:7
《Journal of Huazhong University of Science and Technology(Medical Sciences)》2017年第1期140-147,共8页沙仁高娃 张军 秦川 吕清 
The dynamic characteristics of the area of the atrial septal defect(ASD) were evaluated using the technique of real-time three-dimensional echocardiography(RT 3DE), the potential factors responsible for the dynami...
关键词:ultrasonic cardiography real-time three-dimension atrial septal defect tricuspid annulus right atrium 
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