3 papers
physics.optics2021
Fluorescence-Enhanced Mid-Infrared Photothermal Microscopy
Yi Zhang, Haonan Zong, Cheng Zong +4
Mid-infrared photothermal microscopy is a new chemical imaging technology in which a visible beam senses the photothermal effect induced by a pulsed infrared laser. This technology…
physics.app-ph2020
Vibrational Spectroscopic Detection of Single Virus by a Confocal Interferometric Mid-Infrared Photothermal Microscope
Yi Zhang, Alexander J. Devaux, John H. Connor +1
We report a confocal interferometric mid-infrared photothermal (MIP) microscope and its application to label-free detection of biological nanoparticles down to single virus level.…
physics.med-ph2019
A Fiber Optoacoustic Emitter with Maximized Conversion Efficiency and Controlled Ultrasound Frequency for Biomedical Applications
Linli Shi, Ying Jiang, Yi Zhang +4
Focused ultrasound has attracted great attention in minimally invasive therapy, gene delivery, brain stimulation, etc. Frequency below 1 MHz has been identified preferable for high…