Advances in terahertz time-domain spectroscopy of pharmaceutical solids: A review

P Bawuah, JA Zeitler - TrAC Trends in Analytical Chemistry, 2021 - Elsevier
The rapid development of terahertz time-domain spectroscopy (THz-TDS) as a highly
versatile analytical tool for the characterisation of pharmaceutical materials has drawn …

Terahertz time-domain and low-frequency Raman spectroscopy of organic materials

EPJ Parrott, JA Zeitler - Applied spectroscopy, 2015 - journals.sagepub.com
With the ongoing proliferation of terahertz time-domain instrumentation from semiconductor
physics into applied spectroscopy over the past decade, measurements at terahertz …

Polymorph characterization of active pharmaceutical ingredients (APIs) using low-frequency Raman spectroscopy

PJ Larkin, M Dabros, B Sarsfield, E Chan… - Applied …, 2014 - journals.sagepub.com
Polymorph detection, identification, and quantitation in crystalline materials are of great
importance to the pharmaceutical industry. Vibrational spectroscopic techniques used for …

Pharmaceutical terahertz spectroscopy and imaging

JA Zeitler - Analytical techniques in the pharmaceutical sciences, 2016 - Springer
Terahertz spectroscopy and imaging have developed rapidly over the past decade as
versatile analytical tools for the characterisation of drug delivery systems. In this chapter the …

Phase transitions of choline dihydrogen phosphate: A vibrational spectroscopy and periodic DFT study

VH Paschoal, MCC Ribeiro - The Journal of Chemical Physics, 2024 - pubs.aip.org
Choline dihydrogen phosphate,[Chol][H 2 PO 4], is a proton-conducting ionic plastic crystal
exhibiting a complicated sequence of phase transitions. Here, we address the argument in …

Monitoring the isothermal dehydration of crystalline hydrates using low-frequency Raman spectroscopy

C Robert, SJ Fraser-Miller, K Berzins… - Molecular …, 2021 - ACS Publications
Detection of the solid-state forms of pharmaceutical compounds is important from the drug
performance point of view. Low-frequency Raman (LFR) spectroscopy has been …

Probing phase transitions in simvastatin with terahertz time-domain spectroscopy

NY Tan, JA Zeitler - Molecular Pharmaceutics, 2015 - ACS Publications
Simvastatin is known to exist in at least three polymorphic forms. The nature of
polymorphism in simvastatin is ambiguous, as the crystal structures of the polymorphs do not …

Spectroscopic Methods in Solid‐state Characterization

C Strachan, J Saarinen, T Lipiäinen… - Characterization of …, 2021 - Wiley Online Library
This chapter describes the principles and applications of spectroscopic methods used to
probe solid‐state structure of particulates. The methods include mid‐infrared, near‐infrared …

[图书][B] Terahertz-Spektroskopie: Systementwicklung und Einsatz in der Polymeranalytik

T Hochrein - 2018 - books.google.com
Die Terahertz-Technologie erschließt permanent neue Forschungsbereiche und wird auch
vermehrt im kommerziellen Bereich eingesetzt. Diese Entwicklung wird in eigenen Analysen …

[PDF][PDF] Vibrational spectroscopic analysis of complex systems

C Robert - 2021 - core.ac.uk
Vibrational spectroscopy (infrared and Raman spectroscopy) is based on the interaction of
matter with electromagnetic radiation. These techniques probe a wide range of information …