Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene

Soonyoung Cha, Seong Chu Lim, Seung Jin Chae, Young Hee Lee, Hyunyong Choi

Research output: Contribution to conferencePaper

Abstract

We discuss the origin of negative dynamic terahertz (THz) conductivity in graphene. By performing series of fluence and photon-energy dependent studies, we show that the nonequilibrium THz dynamics is strongly affected by the polycrystalline plasmons.

Original languageEnglish
Publication statusPublished - 2014 Jan 1
Event2014 Conference on Lasers and Electro-Optics, CLEO 2014 - San Jose, United States
Duration: 2014 Jun 82014 Jun 13

Other

Other2014 Conference on Lasers and Electro-Optics, CLEO 2014
CountryUnited States
CitySan Jose
Period14/6/814/6/13

Fingerprint

Graphite
Graphene
graphene
Grain boundaries
grain boundaries
conductivity
Plasmons
plasmons
fluence
Photons
photons
energy

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering
  • Atomic and Molecular Physics, and Optics
  • Electronic, Optical and Magnetic Materials

Cite this

Cha, S., Lim, S. C., Chae, S. J., Lee, Y. H., & Choi, H. (2014). Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene. Paper presented at 2014 Conference on Lasers and Electro-Optics, CLEO 2014, San Jose, United States.
Cha, Soonyoung ; Lim, Seong Chu ; Chae, Seung Jin ; Lee, Young Hee ; Choi, Hyunyong. / Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene. Paper presented at 2014 Conference on Lasers and Electro-Optics, CLEO 2014, San Jose, United States.
@conference{12d18ccb95eb405283a16ef5239e7fc9,
title = "Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene",
abstract = "We discuss the origin of negative dynamic terahertz (THz) conductivity in graphene. By performing series of fluence and photon-energy dependent studies, we show that the nonequilibrium THz dynamics is strongly affected by the polycrystalline plasmons.",
author = "Soonyoung Cha and Lim, {Seong Chu} and Chae, {Seung Jin} and Lee, {Young Hee} and Hyunyong Choi",
year = "2014",
month = "1",
day = "1",
language = "English",
note = "2014 Conference on Lasers and Electro-Optics, CLEO 2014 ; Conference date: 08-06-2014 Through 13-06-2014",

}

Cha, S, Lim, SC, Chae, SJ, Lee, YH & Choi, H 2014, 'Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene' Paper presented at 2014 Conference on Lasers and Electro-Optics, CLEO 2014, San Jose, United States, 14/6/8 - 14/6/13, .

Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene. / Cha, Soonyoung; Lim, Seong Chu; Chae, Seung Jin; Lee, Young Hee; Choi, Hyunyong.

2014. Paper presented at 2014 Conference on Lasers and Electro-Optics, CLEO 2014, San Jose, United States.

Research output: Contribution to conferencePaper

TY - CONF

T1 - Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene

AU - Cha, Soonyoung

AU - Lim, Seong Chu

AU - Chae, Seung Jin

AU - Lee, Young Hee

AU - Choi, Hyunyong

PY - 2014/1/1

Y1 - 2014/1/1

N2 - We discuss the origin of negative dynamic terahertz (THz) conductivity in graphene. By performing series of fluence and photon-energy dependent studies, we show that the nonequilibrium THz dynamics is strongly affected by the polycrystalline plasmons.

AB - We discuss the origin of negative dynamic terahertz (THz) conductivity in graphene. By performing series of fluence and photon-energy dependent studies, we show that the nonequilibrium THz dynamics is strongly affected by the polycrystalline plasmons.

UR - http://www.scopus.com/inward/record.url?scp=84944704469&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=84944704469&partnerID=8YFLogxK

M3 - Paper

AN - SCOPUS:84944704469

ER -

Cha S, Lim SC, Chae SJ, Lee YH, Choi H. Effect of grain-boundary plasmon on the negative terahertz dynamic conductivity in graphene. 2014. Paper presented at 2014 Conference on Lasers and Electro-Optics, CLEO 2014, San Jose, United States.