Results 1 to 10 of about 1,600 (111)

Collapse pressure measurement of single hollow glass microsphere using single-beam acoustic tweezer [PDF]

Ultrasonics Sonochemistry, 2022
Microbubbles are widely used in medical ultrasound imaging and drug delivery. Many studies have attempted to quantify the collapse pressure of microbubbles using methods that vary depending on the type and population of bubbles and the frequency band of ...
Jinhee Yoo, Hyunhee Kim, Yeonggeun Kim, Hae Gyun Lim, Hyung Ham Kim   +4 more
doaj   +2 more sources

Acoustic Characterization of Transmitted and Received Acoustic Properties of Air-Coupled Ultrasonic Transducers Based on Matching Layer of Organosilicon Hollow Glass Microsphere [PDF]

Micromachines, 2023
An air-coupled transducer was developed in this study, utilizing hollow glass microsphere-organosilicon composites as an acoustically matching layer, which demonstrated outstanding acoustic performance.
Xinhu Xu, Liang Zhang, Hulin Guo, Xiaojie Wang, Lingcai Kong   +4 more
doaj   +2 more sources

Facile Synthesis of Hollow Glass Microsphere Filled PDMS Foam Composites with Exceptional Lightweight, Mechanical Flexibility, and Thermal Insulating Property [PDF]

Molecules, 2023
The feature of low-density and thermal insulation properties of polydimethylsiloxane (PDMS) foam is one of the important challenges of the silicone industry seeking to make these products more competitive compared to traditional polymer foams. Herein, we
Tian-Long Han, Bi-Fan Guo, Guo-Dong Zhang, Long-Cheng Tang   +3 more
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Prefab Hollow Glass Microsphere-Based Immunosensor with Liquid Crystal Sensitization for Acute Myocardial Infarction Biomarker Detection [PDF]

Biosensors, 2022
Quantitative detection of cardiac troponin biomarkers in blood is an important method for clinical diagnosis of acute myocardial infarction (AMI). In this work, a whispering gallery mode (WGM) microcavity immunosensor based on a prefab hollow glass ...
Panpan Niu, Junfeng Jiang, Kun Liu, Shuang Wang, Tianhua Xu, Ziyihui Wang, Tong Wang, Xuezhi Zhang, Zhenyang Ding, Yize Liu, Tiegen Liu   +10 more
doaj   +2 more sources

Rational Design of Fluorinated Phthalonitrile/Hollow Glass Microsphere Composite with Low Dielectric Constant and Excellent Heat Resistance for Microelectronic Packaging [PDF]

Nanomaterials, 2022
High-performance composites with a resin matrix are urgently required for electronic packaging due to their low dielectric constant, outstanding high temperature resistance, excellent corrosion resistance, light weight and easy molding.
Minjie Wu, Wenshuang Han, Chun Zhang, Shuo Zhang, Xinyang Zhang, Xinggang Chen, Kimiyoshi Naito, Xiaoyan Yu, Qingxin Zhang   +8 more
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Construction of Graphene/Fe₃O₄@Hollow Glass Microsphere Composite Foam with Excellent Electromagnetic Interference Shielding, Joule Heating, and Flame-Retardant Properties [PDF]

Molecules
The development of lightweight multifunctional materials integrating electromagnetic interference (EMI) shielding, Joule heating and flame retardancy is highly demanded for advanced electronics and aerospace systems.
Huan Yue, Shigang Li, Yixian Lv, Xueqing Wang, Jinlong Pan, Hao Wu, Heng Zhang, Hexin Zhang   +7 more
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Buckling of elastomer-embedded thermoplastic microspheres under uniaxial compression revealed by in-situ X-ray micro-CT [PDF]

Communications Materials
Understanding and predicting the morphological changes of filler particles within composites under load is critical to design improved materials. Syntactic foams, consisting of microspheres embedded in a solid matrix, have recently emerged as an ultra ...
Matthew E. Curd, Gareth Wyn Jones, Zeshan Yousaf, Steve Edmondson, Parmesh Gajjar, Michael J. A. Smith, Partha P. Paul, Rhys Thomas, Eleanor Russell, Tom Shearer, Thomas White, Jonathan Perrin, Timm Weitkamp, Mario Scheel, Guillaume Daniel, William J. Parnell   +15 more
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Carbonized Composites Containing Silica Aerogels with Enhanced Hydrophobicity and Thermal Insulation via Glass Fiber and Hollow Microsphere Reinforcement [PDF]

Gels
Facing the increasingly severe energy challenges and environmental problems, the development of thermally stable, lightweight, and thermal insulating materials is critical.
Yuquan Cao, Ruliang Li, Zikang Chen, Miao Liu, Yumin Duan, Shuai Li, Zhi Li   +6 more
doaj   +2 more sources

Integrated air-coupled ultrasonic transducer with front-end preamplification for structural health monitoring [PDF]

Scientific Reports
Air-coupled ultrasonic testing provides non-contact structural evaluation for scenarios in which liquid or gel couplants are impractical. However, its field deployment is limited by severe acoustic impedance mismatch, microvolt-scale received signals ...
Zhangsheng Sun, Ruiyan Wang, Hanlin Zhao, Ying Wang, Zhen Jin, Xiuquan Li   +5 more
doaj   +2 more sources

Processing of Hollow Glass Microspheres (HGM) filled Epoxy Syntactic Foam Composites with improved Structural Characteristics

Science and Engineering of Composite Materials, 2021
The objective of this work is to improve the structural characteristics of hollow glass microsphere (HGM) filled epoxy syntactic foam composites with little voids content and improved HGM dispersion in the composite.
Afolabi Olusegun A., Kanny Krishnan, Mohan T. P   +2 more
doaj   +1 more source