Tomoko Imasaka

J-GLOBAL         Last updated: Sep 12, 2019 at 19:11
 
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Name
Tomoko Imasaka
URL
http://hyoka.ofc.kyushu-u.ac.jp/search/details/K003584/english.html
Affiliation
Kyushu University
Section
Department of Environmental Design, Faculty of Design
Degree
Doctor(Kyushu Univ)

Published Papers

 
Determination of nerve agent metabolites in human urine by femtosecond laser ionization mass spectrometry using 2-(bromomethyl)naphthalene as a derivatizing reagent
V. V. Son, H. Nakamura, T. Imasaka, T. Imasaka
Analytica Chimica Acta   1069 82-88   Apr 2019   [Refereed]
Yang Xixiang, Imasaka Tomoko, Imasaka Totaro
ANALYTICAL CHEMISTRY   90(7) 4886-4893   Apr 2018   [Refereed]
Li Adan, Imasaka Tomoko, Imasaka Totaro
ANALYTICAL CHEMISTRY   90(4) 2963-2969   Feb 2018   [Refereed]
Fujii Takuya, Imasaka Tomoko, Imasaka Totaro
ANALYTICA CHIMICA ACTA   996 48-53   Dec 2017   [Refereed]
Li Adan, Dinh Thang Phan, Imasaka Tomoko, Imasaka Totaro
ANALYST   142(20) 3942-3947   Oct 2017   [Refereed]
Hamachi Akifumi, Imasaka Tomoko, Nakamura Hiroshi, Li Adan, Imasaka Totaro
ANALYTICAL CHEMISTRY   89(9) 5030-5035   May 2017   [Refereed]
Yang Xixiang, Imasaka Tomoko, Li Adan, Imasaka Totaro
JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY   27(12) 1999-2005   Dec 2016   [Refereed]
Shibuta Shimpei, Imasaka Tomoko, Imasaka Totaro
ANALYTICAL CHEMISTRY   88(21) 10693-10700   Nov 2016   [Refereed]
Imasaka Tomoko, Hamachi Akifumi, Okuno Tomoya, Imasaka Totaro
APPLIED SCIENCES-BASEL   6(5)    May 2016   [Refereed]
Duong VTT, Duong V, Lien NTH, Imasaka T, Tang Y, Shibuta S, Hamachi A, Hoa DQ, Imasaka T
Talanta   149 275-279   Mar 2016   [Refereed]
Itouyama N, Matsui T, Yamamoto S, Imasaka T, Imasaka T
Journal of the American Society for Mass Spectrometry   27(2) 293-300   Feb 2016   [Refereed]
Tang Y, Imasaka T, Yamamoto S, Imasaka T
Talanta   140 109-114   Aug 2015   [Refereed]
Takao Yoshinari, Imasaka Tomoko, Kida Yuichiro, Imasaka Totaro
APPLIED SCIENCES-BASEL   5(2) 136-144   Jun 2015   [Refereed]
Hamachi A, Okuno T, Imasaka T, Kida Y, Imasaka T
Analytical chemistry   87(5) 3027-3031   Mar 2015   [Refereed]
Ezoe R, Imasaka T, Imasaka T
Analytica chimica acta   853 508-513   Jan 2015   [Refereed]
A simple method for the measurement of the optical pulse width on-site the mass spectrometer
2015 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)      2015   [Refereed]
Imasaka T, Imasaka T
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry   30(12) 1113-1120   Dec 2014   [Refereed]
Okuno Tomoya, Imasaka Tomoko, Kida Yuichiro, Imasaka Totaro
OPTICS COMMUNICATIONS   310 48-52   Jan 2014   [Refereed]
Imasaka Tomoko, Imasaka Totaro
OPTICS COMMUNICATIONS   285(16) 3514-3518   Jul 2012   [Refereed]
Molecules with a One Octave Frequency Domain for the Measurement of the 1-fs Optical Pulse Width
2012 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)      2012   [Refereed]
Shitamichi Osamu, Imasaka Tomoko, Uchimura Tomohiro, Imasaka Totaro
ANALYTICAL METHODS   3(10) 2322-2327   Oct 2011   [Refereed]
Li A, Imasaka T, Uchimura T, Imasaka T
Analytica chimica acta   701(1) 52-59   Sep 2011   [Refereed]
Watanabe-Ezoe Y, Li X, Imasaka T, Uchimura T, Imasaka T
Analytical chemistry   82(15) 6519-6525   Aug 2010   [Refereed]
Shimizu T, Watanabe-Ezoe Y, Yamaguchi S, Tsukatani H, Imasaka T, Zaitsu S, Uchimura T, Imasaka T
Analytical chemistry   82(9) 3441-3444   May 2010   [Refereed]
Hirokawa Shoji, Imasaka Tomoko, Imasaka Totaro
JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   915(1-3) 79-85   Dec 2009   [Refereed]
Yamaguchi S, Uchimura T, Imasaka T, Imasaka T
Rapid communications in mass spectrometry : RCM   23(19) 3101-3106   Oct 2009   [Refereed]
Tsukatani H, Okudaira H, Uchimura T, Imasaka T, Imasaka T
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry   25(5) 599-604   May 2009   [Refereed]
Imasaka T, Nakamura N, Sakoda Y, Yamaguchi S, Watanabe-Ezoe Y, Uchimura T, Imasaka T
The Analyst   134(4) 712-718   Apr 2009   [Refereed]
Yamaguchi Satoshi, Kira Fumiaki, Miyoshi Yuki, Uchimura Tomohiro, Watanabe-Ezoe Yuka, Zaitsu Shin-ichi, Imasaka Tomoko, Imasaka Totaro
ANALYTICA CHIMICA ACTA   632(2) 229-233   Jan 2009   [Refereed]
Imasaka Tomoko, Hirokawa Shoji, Imasaka Totaro
JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   774(1-3) 7-12   Nov 2006   [Refereed]
Hirokawa Shoji, Imasaka Tomoko, Oyakawa Yoshikazu, Oishi Masataka, Imasaka Totaro
JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   772(1-3) 31-37   Oct 2006   [Refereed]
Tomoko Imasaka, Shoji Hirokawa
Journal of Molecular Structure: THEOCHEM   710 19-23   Nov 2004
The energies of the S0and S1states of polychlorinated dibenzofurans (PCDFs) were calculated using the Hartree-Fock (HF) and configuration interaction-singles (CIS) methods. We can obtain the (0-0) transition energies of PCDFs with good accuracy if...
Shoji Hirokawa, Tomoko Imasaka, Yoshihiro Urakami
Journal of Molecular Structure: THEOCHEM   622 229-237   Mar 2003
The optimized geometries for the S0and S1states of dibenzo-p-dioxin and eight polychlorinated dibenzo-p-dioxins (PCDDs) were obtained by using HF, B3LYP, or CIS methods. Calculated results were in good agreement with available X-ray crystallograph...
Shoji Hirokawa, Totaro Imasaka, Tomoko Imasaka
Journal of Physical Chemistry A   105 9252-9257   Oct 2001
Optimized geometries and total energies for the S0and S1states of five monochlorophenols and phenol were calculated using a 10-electron, 8-orbital CAS SCF/6-31G(d). We investigated the effects of a substituent chlorine atom and the S1← S0excitatio...
Tomoko Imasaka, Shoji Hirokawa
Journal of the Physical Society of Japan   70 2603-2612   Sep 2001
A clathrate consists of both a 'host' system and a 'guest' system composed of the enclosed molecules. Treating the guest system as a diluted dipolar one, we have investigated the effects on orientational phase transitions of the cavity occupancy c...
Tomoko Imasaka, Shoji Hirokawa
Journal of the Physical Society of Japan   66 1364-1370   Jan 1997
The orientational ordering in a system of dipolar molecules located on a trigonal lattice is studied in the eight-sublattices approximation. Our concrete example is SO2molecules in β-hydroquinone clathrate. It is assumed that the molecules interac...
Shoji Hirokawa, Tomoko Imasaka, Takasuke Matsuo
Journal of the Physical Society of Japan   63 1634   Apr 1994
Shoji Hlrokawa, Tomoko Imasaka, Takasuke Matsuo
Journal of the Physical Society of Japan   63 593-601   Jan 1994
A system of planar rotators representing H2s and D2s molecules is investigated quantum-statistically, using the mean-field approximation based on an eight-sublattice model. The equilibrium molecular orientation is determined by competition among t...
Shoji Hirokawa, Tomoko Imasaka
Journal of the Physical Society of Japan   59 3797-3798   Jan 1990
Shoji Hirokawa, Tomoko Iwasaki
Journal of the Physical Society of Japan   57 3843-3850   Jan 1988
The orientational ordering of guest H2S molecules is studied using a mean-field theory on the basis of quantum statistical mechanics; it is assumed that the guest system is a quenched one consisting of a normal mixture of ortho and para H2S, and t...

Misc

 
今坂智子, 今坂藤太郎, 今坂藤太郎
九州大学中央分析センター報告   (33) 1-7   Feb 2016
今坂 智子, 今坂 藤太郎
九州大学中央分析センター報告 = Report of the Center of Advanced Instrumental Analysis,Kyushu University   (33) 1-7   2015
今坂藤太郎, 今坂智子
環境助成研究成果 概要集 第33回・2012年度助成分:30件 第32回・2011年度助成分:6件 平成26年   37-38   2014
広川昭二, 今坂智子
九州大学情報基盤センター広報 全国共同利用版   2(3) 171-172   Nov 2002   [Invited]
広川昭二, 今坂智子
九州大学情報基盤センター広報 全国共同利用版   2(2) 128-136   Jul 2002
今坂智子, 広川昭二
九州芸術工科大学情報処理センター年報   (18) 7-14   1999

Conference Activities & Talks

 
Spectroscopic Properties of “Novichok” Theoretically Calculated for Gas Chromatography/Femtosecond Ionization Mass Spectrometry [Invited]
Tomoko Imasaka, Siddihalu Lakshitha Madunil, Totaro Imasaka
the 16th Annual Conference of the Taiwan Society for Mass Spectrometry   4 Jul 2019   
Laser Ionization Mass Spectrometry -Basic Principles and Applications- [Invited]
Tomoko Imasaka, Totaro Imasaka
the 16th Annual Conference of the Taiwan Society for Mass Spectrometry   4 Jul 2019   
Study on Photoionization Process in Mass Spectrometry Based on Quantum Chemical Calculation [Invited]
Tomoko Imasaka, Siddihalu Lakshitha Madunil, Totaro Imasaka
The 2019 National Taiwan Normal University (NTNU)-Kyushu Univeristy Joint Forum on Facilitating Interdisciplinary Research and Education   28 May 2019   
Femtosecond Ionization Mass Spectrometry for Application to Forensic Science [Invited]
Tomoko Imasaka, Totaro Imasaka
The 2019 National Taiwan Normal University (NTNU)-Kyushu Univeristy Joint Forum on Facilitating Interdisciplinary Research and Education   28 May 2019   
Gas chromatography/mass spectrometry of highly-toxic organochlorine pesticides using an ultraviolet femtosecond laser as an ionization source
Siddihalu Lakshktha Madunil, Tomoko Imasaka, Totaro Imasaka
18 May 2019   
An Ultrashort Ultraviolet Optical Pulse for Ionization of Pesticides in Multiphoton Ionization Mass Spectrometry
Siddihalu Lakshitha Madunil, Tomoko Imasaka, and Totaro Imasaka
PQE-2019, the 49th Winter Colloquium on the Physics of Quantum Electronics   10 Jan 2019   
How can we detect “Novichok”?
Tomoko Imasaka, Totaro Imasaka
PQE-2019, the 49th Winter Colloquium on the Physics of Quantum Electronics   10 Jan 2019   
Generation of a Vacuum-Ultraviolet Femtosecond Pulse via Four-Wave Raman Mixing and its Application to Mass Spectrometry [Invited]
Thang Phan Dinh, Duong Vu, Hiroshi Nakamura, Adan Li, Tomoko Imasaka, Totaro Imasaka
PQE-2019, the 49th Winter Colloquium on the Physics of Quantum Electronics   10 Jan 2019   
Design and Construction of Small-Frame Time-of-Flight MassSpectrometer
Katsunori Yoshinaga, Tiantian Ju, Tomoko Imasaka,Totaro Imasaka
SYMPOSIUM on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University   22 Oct 2018   
Analysis of Perfluorocarboxylic Acids by GasChromatography/Multiphoton Ionization/Mass SpectrometryUsing a Femtosecond Laser
Fengdan Jin, Tomoko Imasaka, Totaro Imasaka
SYMPOSIUM on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University   22 Oct 2018   
Determination of Nerve Agent Metabolitesin Human Urine by Ultraviolet Femtosecond Laser IonizationMass Spectrometry Using Derivatization Reaction
Vu Van Son, Tomoko Imasaka, Totaro Imasaka
SYMPOSIUM on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University   22 Oct 2018   
Analysis of Organochlorine Pesticides Using MultiphotonIonization Time-of-Flight Mass Spectrometry
Lakshitha Madunil, Tomoko Imasaka, Totaro Imasaka
SYMPOSIUM on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University   22 Oct 2018   
Photoionization mass spectrometry based on time-correlated single ion counting using a femtosecond laser
Tiantian Ju, Katsunori Yoshinaga , Hiroshi Nakamura, Adan Li ,Tomoko Imasaka, Totaro Imasaka
The 14th Asian Conference on Analytical Sciences (ASIANALYSIS XIV)   5 Apr 2018   
Determination of nerve agent metabolites in human urine by ultraviolet femtosecond laser ionization mass spectrometry using 2-bromomethyl naphthalene as the derivatizing reagent
Vu Van Son, Hiroshi Nakamura, Tomoko Imasaka, and Totaro Imasaka
The 14th Asian Conference on Analytical Sciences (ASIANALYSIS XIV)   5 Apr 2018   
Multi-residue determination of pesticides by femtosecond lasers ionization mass spectrometry
Xixiang Yang, Tomoko Imasaka, and Totaro Imasaka
The 14th Asian Conference on Analytical Sciences (ASIANALYSIS XIV)   5 Apr 2018   
Femtosecond ionization mass spectrometry for trace analysis of environmental pollutants adsorbed on particulate matter 2.5 [Invited]
Yuanyuan Tang, Adan Li, Tomoko Imasaka, Totaro Imasaka
The 14th Asian Conference on Analytical Sciences (ASIANALYSIS XIV)   Apr 2018   
Femtosecond laser induced ionization and dissociation of pentachlorobenzene studied by time-of-flight mass spectrometry
A. Li, T. P. Dinh, T. Imasaka, T. Imasaka
11 Sep 2017   
Time-correlated single ion counting in time-of-flight femtosecond-laser-ionization mass spectrometry
Tiantian Ju, Katsunori Yoshinaga, Hiroshi Nakamura, Adan Li, Tomoko Imasaka, Totaro Imasaka
11 Sep 2017   
Femtosecond ionization mass spectrometry -A new tool for practical trace analysis in environmental science and technology-
K. Kojima, T. Imasaka, T. Imasaka
Euroanalysis 2017   29 Aug 2017   
Theoretical calculation of the elution order of (+/-)-α-hexachlorocyclohexane separated by a stationary phase consisting of permethylated γ-cyclodextrin in gas chromatography
T. Imasaka, X. Yang, A. Li, T. Imasaka
Euroanalysis2017   29 Aug 2017   

Research Grants & Projects

 
International Academic and Educational Exchanges with TOP 4 Universities for Scientific Measurement Technology -National Taiwan University, National University of Singapore, Technische Universität München, ETH Zurich-
Progress 100 (Invitation program for top global researchers)
Project Year: Apr 2019 - Mar 2021    Investigator(s): Tomoko Imasaka
International joint research with Taiwan Normal University on scientific measurement technology
Kyushu University: Progress 100 (Invitation program for top global researchers)
Project Year: Apr 2018 - Mar 2019    Investigator(s): Tomoko Imasaka
Sensitive and comprehensive measurement of chemical warfare agents-quantum chemical calculations
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research
Project Year: Apr 2015 - Mar 2018    Investigator(s): Tomoko Imasaka
Quantum chemical calculations for laser ionization mass spectrometry of fragrances
Nakamura Jushiro Ikueikai: Nakamura bounty
Project Year: Apr 2014 - Mar 2015    Investigator(s): Tomoko Imasaka
Sensitive and comprehensive detection of terror explosives based on theoretical predictions by quantum chemical calculations
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research
Project Year: Apr 2012 - Mar 2015    Investigator(s): Tomoko Imasaka