Research ArticleAPPLIED SCIENCES AND ENGINEERING
Ultrafast chemical imaging by widefield photothermal sensing of infrared absorption
- Yeran Bai1,2,3,4,*,
- Delong Zhang3,4,*,
- Lu Lan4,5,
- Yimin Huang4,6,
- Kerry Maize7,
- Ali Shakouri7,† and
- Ji-Xin Cheng3,4,5,6,†
- 1Key Laboratory of High Power Laser and Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China.
- 2Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China.
- 3Department of Electrical and Computer Engineering, Boston University, Boston, MA 02215, USA.
- 4Photonics Center, Boston University, Boston, MA 02215, USA.
- 5Department of Biomedical Engineering, Boston University, Boston, MA 02215, USA.
- 6Department of Chemistry, Boston University, Boston, MA 02215, USA.
- 7Birck Nanotechnology Center, Purdue University, West Lafayette, IN 47906, USA.
- ↵†Corresponding author. Email: jxcheng{at}bu.edu (J.-X.C.); shakouri{at}purdue.edu (A.S.)
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Science Advances 19 Jul 2019:
Vol. 5, no. 7, eaav7127
DOI: 10.1126/sciadv.aav7127
