Metrology issues and solutions in THz time-domain spectroscopy: Noise, errors, calibration

M Naftaly - IEEE Sensors Journal, 2012 - ieeexplore.ieee.org
This paper reviews metrology aspects of terahertz time-domain spectroscopy. Noise is
discussed together with its effects on system performance, including frequency-dependent …

[图书][B] Terahertz metrology

M Naftaly - 2015 - books.google.com
This new book describes modern terahertz (THz) systems and devices and presents
practical techniques for accurate measurement with an emphasis on evaluating …

Fundamentals of measurement in terahertz time-domain spectroscopy

W Withayachumnankul, M Naftaly - Journal of Infrared, Millimeter, and …, 2014 - Springer
Terahertz time-domain spectroscopy (THz-TDS) has emerged as a main spectroscopic
modality to fill the frequency range between a few hundred gigahertz to a few terahertz. This …

Dual-mode terahertz time-domain spectroscopy system

BSY Ung, J Li, H Lin, BM Fischer… - IEEE Transactions …, 2013 - ieeexplore.ieee.org
Terahertz time-domain spectroscopy (THz-TDS) systems traditionally operate in a single
mode, either in reflection or transmission. In cases where the sample has nonunity …

Uncertainty in terahertz time-domain spectroscopy measurement

W Withayachumnankul, BM Fischer, H Lin, D Abbott - JOSA B, 2008 - opg.optica.org
Measurements of optical constants at terahertz—or T-ray—frequencies have been
performed extensively using terahertz time-domain spectroscopy (THz-TDS). Spectrometers …

The limit of spectral resolution in THz time-domain spectroscopy

SP Mickan, J Xu, J Munch, XC Zhang… - Photonics: Design …, 2004 - spiedigitallibrary.org
This paper describes a study conducted into the limit on spectral resolution due to the
dynamic range of a T-ray spectrometer. The pulsed nature of terahertz time-domain …

Methodologies for determining the dynamic ranges and signal-to-noise ratios of terahertz time-domain spectrometers

M Naftaly, R Dudley - Optics letters, 2009 - opg.optica.org
Methodologies for determining the dynamic ranges and signal-to-noise ratios of terahertz
time-domain spectrometers clickable element to expand a topic LOGIN OR CREATE …

Terahertz spectroscopy: System and sensitivity considerations

HW Hubers, MF Kimmitt, N Hiromoto… - IEEE Transactions …, 2011 - ieeexplore.ieee.org
Terahertz spectroscopy is a backbone method in many areas of research. We have
analyzed typically employed THz spectroscopy systems and their sensitivity in a general …

Maximum-likelihood parameter estimation in terahertz time-domain spectroscopy

L Mohtashemi, P Westlund, DG Sahota, GB Lea… - Optics …, 2021 - opg.optica.org
We present a maximum-likelihood method for parameter estimation in terahertz time-domain
spectroscopy. We derive the likelihood function for a parameterized frequency response …

Phase retrieval in terahertz time-domain measurements: a “how to” tutorial

PU Jepsen - Journal of Infrared, Millimeter, and Terahertz Waves, 2019 - Springer
Terahertz time-domain spectroscopy (THz-TDS) is in many ways a well-established, proven,
and versatile spectroscopic technique that is frequently and routinely used in many …