Members
Chief scientist
Tahei Tahara
Position
Chief Scientist
E-mail
tahei@riken.jp
1989
D.Sc., University of Tokyo
1989
Research Associate, University of Tokyo
1990
Research Associate, Kanagawa Academy of Science and Technology
1995
Associate Professor, Institute for Molecular Science
2001
Chief Scientist, RIKEN
Group leaders
Kunihiko Ishii
Position
Senior Research Scientist
E-mail
kishii@riken.jp
Group
Single-molecule spectroscopy
Project
Development of new methods of single-molecule spectroscopy and photon data analysis
Satoshi Nihonyanagi
Position
Senior Research Scientist
E-mail
nsatoshi@riken.jp
Group
Interface spectroscopy
Project
In-situ observation of buried interfaces by a novel nonlinear spectroscopy
Korenobu Matsuzaki
Position
Research Scientist
E-mail
kmatsuzaki@riken.jp
Group
Ultrafast spectroscopy
Project
Development of novel spectroscopic techniques using quantum light sources
Research scientist, Postdocs & students
Bidyut Sarkar
Position
Research Scientist
E-mail
bidyut.sarkar@riken.jp
Group
Single-molecule spectroscopy
Project
Structural dynamics of biomolecules studied by novel single molecule spectroscopy
Ahmed Mohammed
Position
Research Scientist
E-mail
ahmed.mohammed@riken.jp
Group
Interface spectroscopy
Project
Ultrafast dynamics of interfacial molecules studied with novel non-linear spectroscopy
Woongmo Sung
Position
Research Scientist
E-mail
woongmo.sung@riken.jp
Group
Interface spectroscopy
Project
Study of charged interfaces by time-resolved heterodyne-detected sum-frequency generation
Tsukasa Takanashi
Position
Special Postdoctoral Researcher
E-mail
tsukasa.takanashi@riken.jp
Group
Ultrafast spectroscopy
Project
Observation of photochemical processes in organometallic complexes by ultrafast spectroscopy
Li Liu
Position
Postdoctoral Researcher
E-mail
li.liu@riken.jp
Group
Ultrafast spectroscopy
Project
Observation of structural rearrangement of molecular materials through ultrafast vibrational spectroscopy
Subhadip Roy
Position
Postdoctoral Researcher
E-mail
subhadip.roy@riken.jp
Group
Interface spectroscopy
Project
Study of complex molecular systems by advanced spectroscopy
Tsukasa Tokita
Position
Postdoctoral Researcher
E-mail
tsukasa.tokita@riken.jp
Group
Single-molecule spectroscopy
Project
Elucidation of the mechanism of in vivo enzyme reaction using two-dimensional fluorescence life correlation spectroscopy
Tomoaki Yagi
Position
Visiting Researcher
E-mail
tomoaki.yagi@riken.jp
Group
Project
Sandeep Yadav
Position
International Program Associate
E-mail
sandeep.yadav@riken.jp
Group
Single-molecule spectroscopy
Project
Conformational dynamics of DNA/RNA/protein in various environments using two-demensional fluorescence lifetimecorrelation spectroscopy
Assistant
Tomoko Kato
Position
Assistant
E-mail
tomoko.kato@riken.jp
Visiting scientists
Tatsuya Fujino
Position
Visiting Scientist
E-mail
fujino048@toyo.jp
Present affiliation
Department of Applied Chemistry, Toyo University
Haruko Hosoi
Position
Visiting Scientist
E-mail
haru@biomol.sci.toho-u.ac.jp
Present affiliation
Department of Biomolecular Science, Toho University
Munetaka Iwamura
Position
Visiting Scientist
E-mail
miwamura@sci.u-toyama.ac.jp
Present affiliation
Department of Chemistry, University of Toyama
Shoichi Yamaguchi
Position
Senior Visiting Scientist
E-mail
shoichi@mail.saitama-u.ac.jp
Present affiliation
Department of Technology, Saitama University
Masahisa Osawa
Position
Senior Visiting Scientist
E-mail
m.osawa@nit.ac.jp
Present affiliation
Products Engineering and Environmental Management, Nippon Institute of Technology
Satoshi Takeuchi
Position
Senior Visiting Scientist
E-mail
stake@sci.u-hyogo.ac.jp
Present affiliation
Graduate School of Materials Science, Hyogo University
Hikaru Kuramochi
Position
Visiting Scientist
E-mail
hkuramochi@ims.ac.jp
Present affiliation
Research Center of Integrative Molecular Systems (CIMoS) Institute for Molecular Science
Former members
Satoshi Takeuchi
Moved to
Professor, Graduate School of Materials Science, Hyogo University
Period
4/1/01 – 3/31/18
Shoichi Yamaguchi
Moved to
Professor, Department of Technology, Saitama University
Period
4/1/02 – 3/31/14
Masahisa Osawa
Moved to
Professor, Applied Chemistry, Nippon Institute of Technology
Period
4/1/12 – 3/31/15
Hikaru Kuramochi
Moved to
Associate professor, Institute for Molecular Science
Period
4/1/10 – 3/31/20
Tatsuya Fujino
Moved to
Professor, Department of Applied Chemistry, Toyo University
Period
4/1/2001 – 2/28/2005
Debabrata Mandal
Moved to
Assistant Professor, University of Calcutta, India
Present affiliation
Associate Professor, University of Calcutta, India
Period
4/1/2002 – 11/15/2002
Satoru Fujiyoshi
Moved to
Department of Physics, Tokyo Institute of Technology
Period
4/1/2002 – 3/31/2003
Misao Mizuno
Moved to
Assistant Professor, Department of Chemistry, Osaka University
Period
4/1/2002 – 3/31/2005
Haruko Hosoi
Moved to
Department of Biomolecular Science, Toho University
Period
4/1/2002 – 2/28/2008
Takuya Fujima
Moved to
Lecturer, Department of Mechanical Engineering, Tokyo City University
Period
4/1/2003 – 12/31/2005
Kentaro Sekiguchi
Moved to
Postdoc, Department of Chemistry, University of Kyoto
Period
11/1/2004 – 7/31/2009
Munetaka Iwamura
Moved to
Department of Chemistry, University of Toyama
Period
4/1/2005 – 5/31/2008
Sobhan Sen
Moved to
Assistant Professor, Jawaharlal Nehru University, India
Present affiliation
Associate Professor, Jawaharlal Nehru University, India
Period
10/30/2005 – 10/29/2007
Takumi Nakamura
Moved to
Analysis Technology Center, Fujifilm Corporation
Period
4/1/2006 – 12/31/2008
Hidekazu Watanabe
Moved to
Postdoc, Institute for Molecular Science
Period
4/1/2006 – 3/31/2010
Pratik Sen
Moved to
Assistant Professor, Indian Institute of Technology Kanpur, India
Present affiliation
Professor, Indian Institute of Technology Kanpur, India
Period
11/1/2006 – 10/31/2008
Omar F. Mohammed Abdelsaboor
Moved to
Postdoc, California Institute of Technology, USA
Present affiliation
Assistant Professor, KAUST, Saudi Arabia
Period
11/30/2007 – 7/16/2008
Zhengrong Wei
Moved to
Post-doctoral researcher, Nanyang Technological University, Singapore
Present affiliation
Professor, Hubei University, Wuhan, China
Period
10/1/2008 – 1/31/2014
Sudip Kumal Mondal
Moved to
Lecturer, Burdwan Raj College, India
Period
11/16/2008 – 11/9/2010
Susanne Fechner
Moved to
Ciba Vision, Germany
Present affiliation
Manager, Alcon, a Novartis company
Period
2/1/2009 – 10/14/2010
Tatsuya Hattori
Moved to
Advanced Materials R&D Division Materials Technology R&D Laboratories
Period
4/1/2009 – 3/31/2013
Takuhiro Otosu
Moved to
Associate professor, Department of Technology, Saitama University
Period
4/1/2009 – 3/31/2015
Jahur Alam Mondal
Moved to
Scientific Officer, Bhabha Atomic Research Centre, India
Period
5/19/2009 – 5/10/2011
Achintya Kundu
Moved to
Research Fellow, Korea University, Dept of Chemistry and Center for Multidimensional Spectroscopy, Korea
Present affiliation
Postdoctoral Researcher, Max Born Institute for Nonlinear Optics and short Pulse Spectroscopy
Period
6/1/2009 – 4/14/2015
Prashant Chandra Singh
Moved to
Assistant Professor, Indian Association of Cultivation of Science (IACS), India
Present affiliation
Professor, Indian Association of Cultivation of Science (IACS), India
Period
5/23/2010 – 6/25/2013
Linqiang Hua
Moved to
Assistant Research Fellow, Wuhan Institute of Physics and Mathematics (WIPM), China
Present affiliation
Chinese Academy of Science, China
Period
11/22/2010 – 11/21/2011
Matthew Mccullough Sartin
Moved to
Visiting Scientist, The University of Science and Technology of China
Present affiliation
Research Fellow, The University of Science and Technology of China
Period
1/17/2011 – 3/31/2016
Korenobu Matsuzaki
Moved to
Postdoctoral Researcher, Max Planck Institute for the Science of Light, Germany
Period
4/1/2011 – 3/31/2014
Subhadip Ghosh
Moved to
Assistant Professor, NISER (National Institute of Science and Educational Research), India
Present affiliation
Associate Professor, NISER (National Institute of Science and Educational Research)
Period
5/12/2011 – 4/20/2012
Aniruddha Adhikari
Moved to
Postdoctoral Fellow, King Abdullah University of Science and Technology (KAUST)
Present affiliation
Assistant Professor, UNIST (Ulsan National Institute of Science and Technology)
Period
11/1/2011 – 5/31/2015
Anton Myalitsin
Moved to
Nissan Arc, LTD. Function Analysis Dep. Nanomaterials Analysis Lab.
Period
12/1/2011 – 10/31/2017
Tomotsumi Fujisawa
Moved to
Assistant Professor, Saga University, Department of Chemistry and Applied Chemistry
Present affiliation
Associated Professor, Saga University, Department of Chemistry and Applied Chemistry
Period
4/1/2012 – 4/30/2015
Chao-Han Cheng
Moved to
Engineer, Laser and Additive Manufacturing Technology Center, Industrial Technology Research Institute (ITRI), Taiwan
Present affiliation
Assistant Professor, Department of Applied Chemistry, National Pingtung University, Taiwan
Period
8/1/2012 – 11/17/2015
Ryoji Kusaka
Moved to
Japan Atomic Energy Agency (JAEA), Nuclear Science and Engineering Center, Nuclear Chemistry Division, Radiochemistry Group
Period
4/1/2014 – 3/31/2016
Ken-ichi Inoue
Moved to
Assistant Professor, Department of Chemistry, Graduate School of Science, Tohoku University
Period
4/1/2013 – 10/31/2017
Shinya Tahara
Moved to
Assistant professor, Graduate School of Pharmaceutical Science, Tohoku University
Period
4/1/2013 – 3/31/2018
Shu-hei Urashima
Moved to
Assistant Professor, Department of Chemistry, Tokyo University of Science
Period
4/1/2014 – 3/31/2018
Cassandra Henderson
Moved to
Student, Tokyo University
Period
10/1/2014 – 9/30/2015
Kotaro Hiramatsu
Moved to
Assistant Professor, Research Centre for Spectrochemistry, School of Science, The University of Tokyo
Period
4/1/2016 – 8/31/2016
Sanat Ghosh
Moved to
Postdoctoral Fellow, Universidad Complutense de Madrid
Period
8/1/2017 – 3/31/2019
Kazuto Hasegawa
Moved to
Japan Science and Technology Agency
Period
4/1/2016 – 3/31/2019
Atsushi Sayama
Moved to
Tamron Co., Ltd.
Period
4/1/2017 – 3/31/2020
Miyuki Sakaguchi
Moved to
Assistant Professor, Department of Technology, Saitama University
Period
4/1/2014 – 3/31/2019
Pardeep Kumar
Moved to
Laser and instrumentation engineer, Femto Easy, France
Period
8/1/2015 – 8/31/2021
Chun-Fu Chang
Moved to
Assistant Professor, Department of Applied Chemistry, National Yang Ming Chiao Tung University
Period
4/1/2016 – 6/31/2022
Feng Wei
Moved to
Associate researcher, JiangHan University
Period
7/1/2019 – 7/30/2022
Wooseok Heo
Moved to
Samsung Electronics Co., Ltd.
Period
7/1/2019 – 7/30/2022
Meged El-Kemary
Present affiliation
Tanta University, Egypt
Period
11/1/2002 – 12/31/2002
Sanford Ruhman
Present affiliation
Professor, Hebrew University, Israel
Period
4/1/2006 – 5/31/2006
Kankan Bhattacharyya
Present affiliation
Professor, Indian Association for the Cultivation of Science, India
Period
6/1/2006 – 6/30/2006, 3/1/2008 – 3/31/2008
Debabrata Mandal
Present affiliation
Assistant Professor, Visva-Bharati University, India
Period
9/2920/06 – 10/26/2006
Stephen R. Meech
Present affiliation
Professor, University of East Anglia, UK
Period
8/1/2007 – 12/31/2007
Anindya Datta
Present affiliation
Associate Professor, Indian Institute of Technology Bombay, India
Period
5/13/2009 – 7/15/2009
Artem Bakulin
Present affiliation
Royal Society URF, Imperial Colloege London
Period
4/2/2017 – 4/29/2017
Guillaume Darsy
Home institution
MSc Student, Ecole Nationale Superieure de Chimie de Montpellier
Period
4/1/2009 – 9/30/2009
Jennifer Lauren
Home institution
PhD Student, JILA at University of Colorado, USA
Period
6/21/2011 – 8/23/2011
Dibyendu Kumar Sasmal
Home institution
PhD Student, Indian Association for the Cultivation of Science, India
Period
9/5/2011 – 10/31/2011
Dibyendu Kumar Das
Home institution
PhD Student, Indian Association for the Cultivation of Science, India
Period
10/1/2011 – 11/30/2011
Ashish Jindal
Home institution
MSc Student, Indian Institute of Technology, India
Period
6/1/2012 – 7/24/2012
Doyk Hwang
Home institution
MSc Student, Seoul National University, Korea
Period
1/20/2014 – 2/20/2014
Hikaru Mizuno
Home institution
BA Student, Carleton College, USA
Period
6/15/2015 – 8/31/2015
Rohit Mohan Vaidya
Home institution
MSc Student, University of Mumbai, India
Period
5/16/2016 – 11/12/2016
Stephanie Helene Jacqueline Devineau
Home institution
Post-doctoral Researcher, Ecole Normale Superieure, France
Period
6/16/2015 – 9/6/2015
Feng Wei
Home institution
Assistant Researcher, Jianghan University, China
Period
11/20/2017 – 1/31/2018
Alea Miako Tokita
Home institution
MSc Student, University of Göttingen, Germany
Period
11/1/2019 – 12/12/2019
Misa Kayama
Period
4/1/2002 – 3/31/2003
Akiko Zushi
Period
4/1/2003 – 4/30/2008
Momoko Emori
Period
4/1/2008 – 10/31/2009
Kazue Akiyama
Period
9/30/2009 – 3/31/2011
Sari Osato
Period
1/27/2011 – 3/31/2017
Kaoru Hara
Period
4/1/2011 – 4/30/2013
Tomoe Michiyuki
Period
3/16/2017 – 6/30/2019