Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots

Younghwan Choi, Seongchu Lim, Young Hee Lee, Hyunyong Choi

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Using ultrafast pump-probe spectroscopy, we investigate the exciton-exciton interaction in PbS quantum dot, and show that the biexciton binding energy is strongly altered by the extra single-exciton generated by the carrier multiplication process.

Original languageEnglish
Title of host publication2013 Conference on Lasers and Electro-Optics, CLEO 2013
PublisherIEEE Computer Society
ISBN (Print)9781557529725
Publication statusPublished - 2013 Jan 1
Event2013 Conference on Lasers and Electro-Optics, CLEO 2013 - San Jose, CA, United States
Duration: 2013 Jun 92013 Jun 14

Publication series

Name2013 Conference on Lasers and Electro-Optics, CLEO 2013

Other

Other2013 Conference on Lasers and Electro-Optics, CLEO 2013
CountryUnited States
CitySan Jose, CA
Period13/6/913/6/14

Fingerprint

Binding energy
Excitons
Semiconductor quantum dots
Pumps
Spectroscopy
LDS 751

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials

Cite this

Choi, Y., Lim, S., Lee, Y. H., & Choi, H. (2013). Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots. In 2013 Conference on Lasers and Electro-Optics, CLEO 2013 [6834302] (2013 Conference on Lasers and Electro-Optics, CLEO 2013). IEEE Computer Society.
Choi, Younghwan ; Lim, Seongchu ; Lee, Young Hee ; Choi, Hyunyong. / Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots. 2013 Conference on Lasers and Electro-Optics, CLEO 2013. IEEE Computer Society, 2013. (2013 Conference on Lasers and Electro-Optics, CLEO 2013).
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abstract = "Using ultrafast pump-probe spectroscopy, we investigate the exciton-exciton interaction in PbS quantum dot, and show that the biexciton binding energy is strongly altered by the extra single-exciton generated by the carrier multiplication process.",
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year = "2013",
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Choi, Y, Lim, S, Lee, YH & Choi, H 2013, Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots. in 2013 Conference on Lasers and Electro-Optics, CLEO 2013., 6834302, 2013 Conference on Lasers and Electro-Optics, CLEO 2013, IEEE Computer Society, 2013 Conference on Lasers and Electro-Optics, CLEO 2013, San Jose, CA, United States, 13/6/9.

Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots. / Choi, Younghwan; Lim, Seongchu; Lee, Young Hee; Choi, Hyunyong.

2013 Conference on Lasers and Electro-Optics, CLEO 2013. IEEE Computer Society, 2013. 6834302 (2013 Conference on Lasers and Electro-Optics, CLEO 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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T1 - Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots

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AU - Lim, Seongchu

AU - Lee, Young Hee

AU - Choi, Hyunyong

PY - 2013/1/1

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N2 - Using ultrafast pump-probe spectroscopy, we investigate the exciton-exciton interaction in PbS quantum dot, and show that the biexciton binding energy is strongly altered by the extra single-exciton generated by the carrier multiplication process.

AB - Using ultrafast pump-probe spectroscopy, we investigate the exciton-exciton interaction in PbS quantum dot, and show that the biexciton binding energy is strongly altered by the extra single-exciton generated by the carrier multiplication process.

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Choi Y, Lim S, Lee YH, Choi H. Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots. In 2013 Conference on Lasers and Electro-Optics, CLEO 2013. IEEE Computer Society. 2013. 6834302. (2013 Conference on Lasers and Electro-Optics, CLEO 2013).