Ultrafast chemical imaging by widefield photothermal sensing of infrared absorption

Yeran Bai; Delong Zhang; Lu Lan; Yimin Huang; Kerry Maize; Ali Shakouri; Ji-Xin Cheng

doi:10.1126/sciadv.aav7127

Research ArticleAPPLIED SCIENCES AND ENGINEERING

Ultrafast chemical imaging by widefield photothermal sensing of infrared absorption

View ORCID ProfileYeran Bai ¹,²,³,⁴,*,
View ORCID ProfileDelong Zhang³,⁴,*,
Lu Lan⁴,⁵,
View ORCID ProfileYimin Huang⁴,⁶,
View ORCID ProfileKerry Maize⁷,
Ali Shakouri⁷,† and
View ORCID ProfileJi-Xin Cheng ³,⁴,⁵,⁶,†

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.)

↵* These authors contributed equally to this work.

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Science Advances 19 Jul 2019:
Vol. 5, no. 7, eaav7127
DOI: 10.1126/sciadv.aav7127

Yeran Bai

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.

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ORCID record for Yeran Bai

Delong Zhang

3Department of Electrical and Computer Engineering, Boston University, Boston, MA 02215, USA.

4Photonics Center, Boston University, Boston, MA 02215, USA.

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ORCID record for Delong Zhang

Lu Lan

4Photonics Center, Boston University, Boston, MA 02215, USA.

5Department of Biomedical Engineering, Boston University, Boston, MA 02215, USA.

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Yimin Huang

4Photonics Center, Boston University, Boston, MA 02215, USA.

6Department of Chemistry, Boston University, Boston, MA 02215, USA.

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Kerry Maize

7Birck Nanotechnology Center, Purdue University, West Lafayette, IN 47906, USA.

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Ali Shakouri

7Birck Nanotechnology Center, Purdue University, West Lafayette, IN 47906, USA.

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For correspondence: jxcheng@bu.edu shakouri@purdue.edu

Ji-Xin Cheng

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.

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For correspondence: jxcheng@bu.edu shakouri@purdue.edu

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