A shallow Bayesian neural network with wavelet transform for impact localization in multi-material plate structures [0.03%]
基于小波变换的浅层Bayesian神经网络在多材料板结构冲击定位中的应用
Hussain Altammar
Hussain Altammar
Developing impact localization systems that are robust to material variability and computationally efficient remains a significant challenge for resource-constrained and self-powered structural health monitoring (SHM). The application of Ba...
Stress and strain determination during piezoelectric resonance using digital image correlation [0.03%]
数字图像相关法确定压电谐振过程中的应变和应力
Lovro Fulanovic,Hendrik Pulju,Jurij Koruza
Lovro Fulanovic
Accurate experimental determination of deformation, stress, and strain values, as well as their distributions across the sample during high-frequency vibration, is of utmost importance for resonance piezoelectric applications. Here, we pres...
Fingerprint pattern-based nonlinear ultrasonic method for stress-loss monitoring in prestressed concrete structures [0.03%]
基于指纹图案的非线性超声检测预应力混凝土结构中预应力损失的方法
Sukanya Basu,Saptarshi Sasmal
Sukanya Basu
Prestressed concrete (PSC) structures are abundantly used in various kinds of civil infrastructure. However, prestress loss due to stress relaxation in tendons, as well as time-dependent creep and shrinkage, can severely affect the performa...
Ultrasonic welding process and parameter optimization for wrapped nodes of CF/PEEK trusses in space environment [0.03%]
空间环境下CF/PEEK网格件缠绕节点的超声波焊接工艺及参数优化
Shuai Tian,Peng Li,YaoShen Wang et al.
Shuai Tian et al.
Aiming at the key issues of low connection efficiency and poor quality of CF/PEEK (Carbon Fiber/Polyether-Ether-Ketone) truss wrapped nodes in the on-orbit manufacturing of large space structures, an innovative truss node clad horn technolo...
Uniform annular cavitation field and superior mixing characteristics of a tube-in-tube continuous-flow ultrasonic reactor [0.03%]
均匀环状空化场及管中管连续流动超声反应器的优良混合性能
Zehong Fang,Jingjing Li,Sihan Yang et al.
Zehong Fang et al.
Straight-tube ultrasonic reactors (ST-USR) are widely used in chemical, environmental, and materials engineering. However, the uneven distribution of the cavitation field, coupled with the resultant poor mixing performance and the absence o...
Wavefield-Aware quality control and shear wave speed estimation in ocular Vibro-Elastography [0.03%]
波场感知质量控制与眼震 elastography 中的剪切波速度估计
Ngoc Thang Bui,Lauren A Dalvin,Xiaoming Zhang
Ngoc Thang Bui
Objective: To investigate the wavefield complexity in complex and confined structures such as ocular tissues, and to develop methods to correctly analyze the shear wave speed in such structures. We aim to establish a wave...
Tunable particle-free region via acoustic force balance around an oscillating microbubble [0.03%]
声致生微气泡力平衡下的可调无粒子区域
Wenjun Zhang,Xinjia Li,Zhigang Wang et al.
Wenjun Zhang et al.
Acoustically oscillating microbubbles have demonstrated considerable potential for non-contact particle manipulation in microfluidic systems. While their vortical microstreaming is widely used for particle trapping, the physics mechanisms u...
Strategic active-brake energy dissipation for transformer-coupled ultrasonic motors: Step-size minimization and vibration suppression [0.03%]
用于变压器耦合超声电机的策略型主动制动能量耗散：步长最小化与振动抑制
Qichong Ma,Song Pan,Jianing Xu et al.
Qichong Ma et al.
Ultrasonic motors (USMs) inherently exhibit a finite mechanical resolution and pronounced residual vibration once the driving signal is removed, limiting their suitability for ultra-precision positioning. This paper introduces an active-bra...
Rapid volumetric rewarming of cryopreserved samples using a steerable ultrasound array [0.03%]
一种使用可操纵超声波列阵对冷冻样品进行快速体积复温的方法
E Alcalá,M Lobillo,P P Pérez et al.
E Alcalá et al.
This work presents the characterization and application of a 128-element high-power High-Intensity Focused Ultrasound (HIFU) phased array for the rapid and spatially uniform rewarming of cryopreserved biological samples. The device operates...
Artifact suppression in ultrasonic guided wave damage imaging enhanced by topologically optimized mode selective meta-filter [0.03%]
拓扑优化模式选择meta滤波器增强的超声导波损伤成像中的伪缺陷抑制研究
Xiaochuan Tian,Ailing Song,Zhicong Cao et al.
Xiaochuan Tian et al.
In ultrasonic guided-wave inspection of plate-like structures, Lamb wave multimode interference often results imaging artifacts and reduces damage localization accuracy. To purify the ultrasonic guided-wave mode at the physical level and su...