Terahertz spectroscopy and imaging–Modern techniques and applications

PU Jepsen, DG Cooke, M Koch - Laser & Photonics Reviews, 2011 - Wiley Online Library
Over the past three decades a new spectroscopic technique with unique possibilities has
emerged. Based on coherent and time‐resolved detection of the electric field of ultrashort …

A review on thin-film sensing with terahertz waves

JF O'Hara, W Withayachumnankul, I Al-Naib - Journal of Infrared …, 2012 - Springer
In the past two decades, the development and steady improvement of terahertz technology
has motivated a wide range of scientific studies designed to discover and develop terahertz …

Terahertz spectroscopy

JB Baxter, GW Guglietta - Analytical chemistry, 2011 - ACS Publications
Overview and Scope. THz radiation, with frequencies in the range of 0.1 À20 THz, can probe
physical phenomena such as low-energy excitations and carrier dynamics in electronic …

Determination of cellulose crystallinity by terahertz-time domain spectroscopy

FS Vieira, C Pasquini - Analytical chemistry, 2014 - ACS Publications
Terahertz-time domain spectroscopy (THz-TDS) has the ability to probe the crystallinity of
several materials, due to the interaction of THz radiation with optical phonons in crystal …

Terahertz imaging and vibro-thermography for impact response in carbon fiber reinforced plastics

J Xu, H Wang, Y Duan, Y He, S Chen… - Infrared Physics & …, 2020 - Elsevier
In this paper, terahertz (THz) imaging and vibro-thermography (VT) are implemented for non-
destructive evaluation (NDE) of CFRP subjected to impact damage. THz inspection is well …

A facile bulk production of processable partially reduced graphene oxide as superior supercapacitor electrode material

U Saha, R Jaiswal, TH Goswami - Electrochimica Acta, 2016 - Elsevier
A soft & control, yet easily scalable reduction reaction using water soluble non-toxic
biocompatible tris (hydroxy methyl) amino methane (Tris) as a mild reducing agent is …

Terahertz transmit-array antenna with specific beamwidth based on thin film technology

XP Chen, LS Wu, Y Huang, KX Song… - … on Antennas and …, 2024 - ieeexplore.ieee.org
In this article, a terahertz transmit-array antenna (TAA) with a specific beamwidth and good
beamwidth uniformity is developed for the feed source of a Cassegrain antenna. The TAA …

Flare coupled metal parallel-plate waveguides for high resolution terahertz time-domain spectroscopy

M Theuer, SS Harsha, D Grischkowsky - Journal of Applied Physics, 2010 - pubs.aip.org
We report on a new coupling scheme for high resolution terahertz spectroscopy of
microcrystalline films using parallel-plate waveguides. Metal flares are used to couple the …

Identification of Genistein and Biochanin A by THz (far-infrared) vibrational spectra

Y Yang, SS Harsha, AJ Shutler… - Journal of pharmaceutical …, 2012 - Elsevier
The temperature dependent vibrational spectra of Genistein and Biochanin A, major
components in Mongolian medicines Agi, in the range of 0.5–4.5 THz (16.7–150cm− 1) are …

Temperature-dependent THz vibrational spectra of clenbuterol hydrochloride

YP Yang, XY Lei, A Yue, Z Zhang - Science China Physics, Mechanics and …, 2013 - Springer
Using the high-resolution Terahertz Time-domain spectroscopy (THz-TDS) and the standard
sample pellet technique, the far-infrared vibrational spectra of clenbuterol hydrochloride …