Sheng-Wen Huang,Yang Hou,Shai Ashkenazi et al.
Sheng-Wen Huang et al.
A photoacoustic imaging system was built and tested to demonstrate the feasibility of high-resolution low-noise ultrasonic imaging based on parallel detection using polymer etalons. Its capability of detecting ultrasound at different elemen...
Joonhyung Lee,Jaesung Jang,Demir Akin et al.
Joonhyung Lee et al.
We present real-time detection of airborne Vaccinia viruses using quartz crystal microbalance (QCM) in an integrated manner. Vaccinia viruses were aerosolized and neutralized using an electrospray aerosol generator, transported into the QCM...
Evanescent field response to immunoassay layer thickness on planar waveguides [0.03%]
平面波导上免疫测定层厚度的倏逝场响应
Rongjin Yan,Guangwei Yuan,Matthew D Stephens et al.
Rongjin Yan et al.
The response of a compact photonic immunoassay biosensor based on a planar waveguide to variation in antigen (C-reactive protein) concentration as well as waveguide ridge height has been investigated. Near-field scanning optical microscope ...
Graham Milne,Gavin D M Jeffries,Daniel T Chiu
Graham Milne
This paper describes a tunable fluidic conical lens, or axicon, for the generation and dynamic reconfiguration of Bessel beams. When illuminated with a Gaussian laser beam, our fluidic axicon generates a diverging beam with an annular cross...
Yun Wang,A K M Newaz,Jian Wu et al.
Yun Wang et al.
We report the phenomenon of extraordinary electroconductance in microscopic metal-semiconductor hybrid structures fabricated from GaAs epitaxial layer and a Ti thin film shunt. Four-lead Van der Pauw structures show a gain of 5.2% in electr...
Bright-field analysis of phi29 DNA packaging motor using a magnetomechanical system [0.03%]
基于磁机械系统的φ29DNA包装电机的明场分析法
Chun-Li Chang,Hui Zhang,Dan Shu et al.
Chun-Li Chang et al.
We report a simple and robust magnetomechanical system for direct visual observation of the DNA packaging behavior of the bacteriophage phi29 in real time. The system comprises a micron-sized magnetic bead attached to the free end of the vi...
Plasma fluorination of carbon-based materials for imprint and molding lithographic applications [0.03%]
基于碳材料的等离子氟化技术在压印和注模光刻中的应用
M Schvartzman,A Mathur,J Hone et al.
M Schvartzman et al.
Diamondlike carbon nanoimprint templates are modified by exposure to a fluorocarbon-based plasma, yielding an ultrathin layer of a fluorocarbon material on the surface which has a very low surface energy with excellent antiwear properties. ...
Electroactive hydrodynamic weirs for microparticle manipulation and patterning [0.03%]
用于微粒操控和图案化的电活性流体 weir
Brian M Taff,Salil P Desai,Joel Voldman
Brian M Taff
We present a platform for parallelized manipulations of individual polarizable micron-scale particles (i.e., microparticles) that combines negative dielectrophoretic forcing with the passive capture of hydrodynamic weir-based trapping. Our ...
Self-separated hydrothermal lead zirconate titanate thick films for high frequency transducer applications [0.03%]
用于高频换能器的自分离水热铅锆钛酸盐厚膜
B P Zhu,Q F Zhou,J Shi et al.
B P Zhu et al.
Using a simple rapid heating process, Pb(Zr(0.52)Ti(0.48))O(3) (PZT) thick films prepared by hydrothermal method were separated from a Ti substrate. Scanning electron microscopy (SEM) revealed that the self-separated films were crack-free. ...
Intermodal four-wave mixing from femtosecond pulse-pumped photonic crystal fiber [0.03%]
飞秒脉冲泵浦光子晶体光纤的四波混频效应
H Tu,Z Jiang,D L Marks et al.
H Tu et al.
Large Stokes-shift ( approximately 4700 cm(-1)) four-wave mixing is generated in a deeply normal dispersion regime from a 20 cm commercial large-mode-area photonic crystal fiber pumped by amplified approximately 800 nm femtosecond pulses. T...