Terahertz Time-Domain Spectroscopy System Driven by a Monolithic Semiconductor Laser

  • K. Merghem
  • , S. F. Busch
  • , F. Lelarge
  • , M. Koch
  • , A. Ramdane
  • , J. C. Balzer

Research output: Contribution to journalArticlepeer-review

Abstract

A fiber coupled terahertz time-domain spectroscopy (THz TDS) system which is driven by a pulsed monolithic semiconductor laser is presented. A bandwidth of over 0.6 THz with a signal to noise ratio (SNR) of 45 dB has been achieved at a wavelength of 1550 nm. This concept could pave the way towards ultra-compact and low-cost THz TDS systems.

Original languageEnglish
Pages (from-to)958-962
Number of pages5
JournalJournal of Infrared, Millimeter, and Terahertz Waves
Volume38
Issue number8
DOIs
Publication statusPublished - 1 Aug 2017

Keywords

  • Semiconductor laser
  • THz time-domain spectroscopy
  • Telecom wavelength

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