Hiroki Segawa

Publication Activity (10 Years)

Years Active: 2020-2024
Publications (10 Years): 14

Top Topics

Mass Spectrometry

Simultaneous Determination

Top Venues

Drug testing and analysis

Analytical methods : advancing methods and applications

Journal of forensic sciences

Analytical science advances

This page only lists publications with an associated author ORCID identifier.

Publications

Yuki Okada, Hiroki Segawa, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Tatsuyuki Kanamori, Yuko T Iwata
Synthesis and analytical characterization of 1-(2-thienoyl)-6-allyl-nor-d-lysergic acid diethylamide (1T-AL-LAD). Drug testing and analysis (2024)
Kenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, Kenji Tsujikawa, Tadashi Yamamuro, Hiroki Segawa, Yuki Okada, Yuko T Iwata
Development of a method to evaluate the effects of external environments on drug stability in nails using micro-segmental analysis. Drug testing and analysis (2024)
Tatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Yuko T Iwata
Metabolism of highly potent synthetic opioid nitazene analogs: N-ethyl-N-(1-glucuronyloxyethyl) metabolite formation and degradation to N-desethyl metabolites during enzymatic hydrolysis. Drug testing and analysis (2024)
Yasutaka Kitahama, Pablo Martinez Pancorbo, Hiroki Segawa, Machiko Marumi, Ting-Hui Xiao, Kotaro Hiramatsu, William Yang, Keisuke Goda
Place & Play SERS: sample collection and preparation-free surface-enhanced Raman spectroscopy. Analytical methods : advancing methods and applications 15 (8) (2023)
Hiroki Segawa, Yuko T Iwata, Yuki Okada, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Tatsuyuki Kanamori
Rapid enantiomeric analysis of zopiclone in serum by supercritical fluid chromatography-tandem mass spectrometry. Journal of forensic sciences (2023)
Yasutaka Kitahama, Pablo Martinez Pancorbo, Hiroki Segawa, Machiko Marumi, Ting-Hui Xiao, Kotaro Hiramatsu, William Yang, Keisuke Goda
Place & Play SERS: sample collection and preparation-free surface-enhanced Raman spectroscopy. Analytical methods : advancing methods and applications 15 (8) (2023)
Yasutaka Kitahama, Pablo Martinez Pancorbo, Hiroki Segawa, Machiko Marumi, Ting-Hui Xiao, Kotaro Hiramatsu, William Yang, Keisuke Goda
Place & Play SERS: sample collection and preparation-free surface-enhanced Raman spectroscopy. Analytical methods : advancing methods and applications (2023)
Tatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Yuko T Iwata
Preparation of glucuronides using liver microsomes and their characterization by 1D/2D NMR spectroscopy and mass spectrometry: Application to fentanyl metabolites. Drug testing and analysis (2023)
Hiroki Segawa, Yuki Okada, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Tatsuyuki Kanamori, Yuko T Iwata
Changes in methamphetamine impurity profiles induced by tert-butoxycarbonylation. Journal of forensic sciences (2023)
Tatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Yuko T Iwata
Analysis of highly potent synthetic opioid nitazene analogs and their positional isomers. Drug testing and analysis (2022)
Kenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, Kenji Tsujikawa, Tadashi Yamamuro, Hiroki Segawa, Yuki Okada, Yuko T Iwata
Development of an improved method to estimate the days of continuous drug ingestion, based on the micro-segmental hair analysis. Drug testing and analysis 13 (7) (2021)
Kenji Tsujikawa, Yuki Okada, Hiroki Segawa, Kenji Kuwayama, Tadashi Yamamuro, Tatsuyuki Kanamori, Yuko T Iwata
Analysis of potential phenylacetone precursors (ethyl 3-oxo-2-phenylbutyrate, methyl 3-oxo-4-phenylbutyrate, and ethyl 3-oxo-4-phenylbutyrate) by gas chromatography/mass spectrometry and their conversion to phenylacetone. Drug testing and analysis (2021)
Hiroki Segawa, Kosuke Kusakabe, Ayumu Ishii, Noriyuki Kato, Yuko T Iwata, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Tatsuyuki Kanamori
Differentiation of ring-substituted regioisomers of cathinone analogs by supercritical fluid chromatography. Analytical science advances 1 (1) (2020)
Hiroki Segawa, Kosuke Kusakabe, Ayumu Ishii, Noriyuki Kato, Yuko T Iwata, Tadashi Yamamuro, Kenji Kuwayama, Kenji Tsujikawa, Tatsuyuki Kanamori
Differentiation of ring-substituted regioisomers of cathinone analogs by supercritical fluid chromatography. Analytical science advances 1 (1) (2020)