Welcome to Chris Xu Group
Our research has two main thrusts: biomedical imaging and fiber optics. We are exploring new concept and techniques, including novel ultrafast lasers and fiber optics, adaptive optics, and computation/ML, for imaging deep and fast.
Learn more about our research.
Latest News
Intravital imaging the subventricular zone, Cerebral Cortex (01/2022).
Intravital imaging the...
Multi-color deep imaging, Science Advances (03/17/2021).
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SPIE Luminary: Chris Xu (02/05/2021)
With this series, SPIE celebrates...
Review paper on three-photon imaging is published in Optica (08/11/2020).
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Three new papers published. Two on multiphoton imaging depth limit and the third on measurements of optical transmission of various tissues (12/2021).
Multiphoton imaging depth limit:...
Chris Xu is the new holder of the IBM Professorship of Engineering, a prestigious endowed chair (07/01/2020).
Deep three-photon imaging of the brain in intact adult zebrafish is published in Nature Methods (04/27/2020).
Dawnis M. Chow, David Sinefeld,...
Quantitative analysis of three-photon calcium imaging is published in eLife (01/30/2020)
Tianyu Wang, Chunyan Wu, Dimitre...
Latest Publications
Efficient, broadly tunable, hollow-fiber source of megawatt pulses for multiphoton microscopy
Yishai Eisenberg, Wenchao Wang,...
A large field-of-view, single-cell-resolution two- and three-photon microscope for deep and wide imaging
Aaron Mok, Tianyu Wang, Shitong...
Improving the scan throughput of polygon scanners
Eric Hebert and Chris Xu,...
Efficient temporal compression of 10-µJ pulses in periodic layered Kerr media
Wenchao Wang, Yishai Eisenberg,...
Multiphoton fluorescence microscopy for in vivo imaging
Chris Xu, Maiken Nedergaard,...
Measurement of Third Order Coherence by in situ Simultaneous Second and Third Order Autocorrelation
Aaron K. LaViolette, Mihailo R...
Latest Patents
Laser based apparatus, methods and applications
US Patent 9,195,042 Laser based...
Multi-path, multi-magnification, non-confocal fluorescence emission endoscopy apparatus and methods
US Patent 8,705,184 Multi-path,...
Producing Optical Pulses of a Desired Wavelength Using Cherenkov Radiation
US 8,556,824 Producing Optical...
Production of Optical Pulses at a Desired Wavelengt Using Soliton Self-Frequency Shift in Higher Order Mode Fiber
US 8,554,035 Production of...
Multi-path, multi-magnification, non-confocal fluorescence emission endoscopy apparatus and methods
US 8,553,337 Multi-path,...
Methods and systems for compensation of self-phase modulation in fiber-based amplification systems
US 8,102,594 Methods and systems...