Department of Chemistry

Current Group Members


Dr. Carlos E. Crespo-Hernández



    Carlos Crespo

  • B.S., University of Puerto Rico, San Juan Campus, 1995
    Ph.D., University of Puerto Rico, San Juan Campus, 2002
    NIH Postdoctoral Fellow, The Ohio State University (2002-05)
    Research Associate of Chemistry, The Ohio State University (2005-06)
  • Assistant Professor of Chemistry, Physical Chemistry Division (2007-present)
  • Co-director of the Center for Chemical Dynamics (2008-present)
  • Associated Faculty of the Minority Graduate Student Organization (MGSO) at Case Western Reserve University (2007-present)
  • Member of the Ohio Supercomputer Center, The Ohio State University and of the Mississippi Center for Supercomputer Research, Jackson State University (2007-present)
  • Member of the Advisory Board of the Support of Undergraduate Research & Creative Endeavors (2009-present)
  • Member of the Alpha Chi Sigma Chemistry Student Fraternity (2010-present)
  • Principal Investigator and Coordinator of the ACS Project SEED Summer Research Program for High School Students (2010-present)
  • Cuarenta/Cuarenta Club Fellow, The Kaleidoscope Magazine (2011)
  • Committee Member of Grants and Awards for the American Society for Photobiology (2011-present)
  • Editorial Board Member of the journal ISRN Spectroscopy (2012-present)
  • Frank Hovorka Assistant Professor of Chemistry (2012-2015)
  • Editorial Board Member of the journal Modern Chemistry & Applications (2013-present)
  • NSF Faculty CAREER Award (2013-2018)
  • Carl Storm Underrepresented Minority Fellowship to participate in the 2013 Gordon Research Conference on Photochemistry


Postdoctoral Scholars     

Openings?

Graduate Students     

Nicholas Dunn
Marvin Pollum
Matthew Brister
Regina DiScipio

Undergraduate Students     

Hannah Jenkins
Akash Adhia
Kelsie Leary
Margaret Angus

High School Students     

Briana Sealey
Raymond Santiago

Honorary Members     

Maricruz Crespo
Ariana Crespo
Julian Crespo

Past Group Members     

Postdoctoral Scholars
Graduate Students
Undergraduate Students
Visiting Students
High School Students



Crespo Group

The Crespo Group enjoys summer in Cleveland.


Postdoctoral Scholars




Postdoctoral Openings
  • There are no postdoctoral positions available at this time.


Graduate Students


Nicholas Dunn


    Nicholas Dunn

  • Nick joined the group in 2011.


Marvin Pollum


    Marvin Pollum

  • Marvin’s research focuses on DNA-based photonic biomaterials. Primarily, he investigates energy transfer between fluorophores covalently attached to DNA; with the ultimate goal of implementing these DNA-fluorophore constructs in photonic or optoelectronic devices.
  • Prior to graduate work at CWRU, Marvin received his B.S. in Biochemistry from Saginaw Valley State University. His other interests include cooking, camping, music, and sculpture.


Matthew Brister


    Matthew Brister

  • Matt joined the group on December 2012.


Regina DiScipio


    Regina DiScipio

  • Regina DiScipio joined the group in Nov. 2013 and her research will focus on the photo-kinetics of a series of nitro-polyaromatic compounds, typically byproducts of incomplete combustion.
  • Prior to joining Case Western Graduate program, Regina received a B.S. for physics and chemistry at Baldwin-Wallace University. For her undergraduate research she received awards for analytical chemistry from the B-W department and also the American Chemical Society.

Undergraduate Students


Hannah Jenkins


    Hannah Jenkins

  • Hannah joined the group in 2011.


Akash Adhia


    Akash Adhia

  • Akash joined the group in 2012.


Kelsie Leary


    Kelsie Leary

  • Kelsie joined the group in 2013.


Margaret Angus


    Margaret Angus

  • Maggie joined the group in 2014.

High School Students


Briana Sealey


    Briana Sealey

  • Briana re-joined the group in June 2012 as a ACS Project SEED Summer II Fellow.


Raymond Santiago


    Raymond Santiago

  • Raymond joined the group in June 2013 as a ACS Project SEED Summer I Fellow.


Honorary Members


Maricruz Crespo


    Maricruz Crespo

  • Maricruz married Dr. Crespo in August 2006. As of Fall 2011, she is PGY-2 Resident Physician in Pediatrics at Case Medical Center Rainbow Babies & Children’s Hospital, Case Western Reserve University School of Medicine.


Ariana Crespo


    Ariana Crespo

  • As of January 2012, Ariana is five years old. She loves playing outdoors, modeling, and learning new things.


Julian Crespo


    Julian Crespo

  • As of May 2012, Julian is one year old. He is an active toddler who loves playing with toys and with his big sister.




Past Group Members


Postdoctoral Scholars
    Amy Sage
    • Amy Sage: Postdoctoral Scholar (02/2008-12/2008). Amy studied the steady-state photophysical properties of selected pharmaceutical compounds in aqueous environments.
    Christian Reichardt
    • Christian Reichardt: Postdoctoral Scholar (04/2008-02/2011). Christian investigated the ultrafast excited-state dynamics of nitro-policyclic aromatic compounds and nucleic acid analogues in solution.
    Olexandr Isayev
    • Olexandr (Alex) Isayev: Postdoctoral Scholar (04/2009-02/2012). Alex performed theoretical studies of structure-function analysis of E. cloacae nitroreductase as part of a collaborative program with the US Army ERDC, Environmental Laboratory, VIcksburg, MS.
    Graduate Students
      Qing Wang
      • Qing studied the steady-state and time-resolved photochemistry of 9-nitroanthracene as a graduate student. She graduated with a master degree in Chemistry in May 2011.
      Cao Guo
      • Cao investigated the excited-state dynamics of DNA analogues as a graduate student. He graduated with a master degree in Chemistry in May 2011.
      Chengwei Wen
      • Chenwei investigated the excited-state dynamics of DNA analogues as a graduate student. He graduated with a master degree in Chemistry in May 2011.
      R. Aaron Vogt
      • Aaron investigated the excited-state dynamics and photochemistry of nitro-naphthalene derivatives and of (organophosphine)gold(I) polycyclic aromatic compounds as a graduate student. He graduated with a Ph.D. degree in Chemistry in December 2012.
      Huijuan Huang
      • Huijuan investigated the excited-state dynamics of Folic Acid and 6-carboxypterin as a graduate student. She graduated with a master degree in Chemistry in July 2013.
      Undergraduate Students
        Jeff Lyvers
        • Jeff worked with Leah on the pharmaceutical project as an undergraduate. He graduated with a degree in Chemistry in May of 2008.
        Do-Yong Kim
        • Kim investigated the photophysics of pharmaceutical compounds as an undergraduate. He graduated with a degree in Chemistry in May 2009.
        Brad Sutton
        • Brad investigated the photophysics of pharmaceutical compounds as an undergraduate. He graduated in May 2009 with a B.S. in Chemistry and B.A. in Economics.
        Saeed Rahman
        • Saeed investigated DNA binding interactions with certain nitro-explosives and their derivatives. He graduated with a degree in Chemistry in May 2010.
        Leah Dodson
        • Leah investigated the steady-state and time-resolved photochemistry of the pharmaceutical compound Salbutamol as an undergraduate. She graduated with a degree in Chemistry in May 2010.
        Veronica Laos
        • Veronica investigated the steady-state photochemistry of the folic acid and 6-carboxypterin as an undergraduate. She graduated with a degree in Chemistry and Music in December 2013.
        Visiting Students
          María Morel
          • María visited our group for three weeks in 2009. She was trained in the use, data collection, and data analysis of femtosecond transient absorption spectroscopy. María performed transient absorption experiments in nitro-polycyclic aromatic compounds as part of her Ph.D. work and of an ongoing collaboration with Dr. Arce from University of Puerto Rico, San Juan Campus.
          Joyann Marks
          • Joyann visited the our group during the summer of 2009 to perform research. She was undergraduate student at the Fisk University, Nashville, Tennessee. Joyann investigated the steady-state photochemistry of Salbutamol, which resulted in her becoming a co-author of a peer-reviewed publication in 2011. She also presented her summer research work in several conferences. Joyann joined the Ph.D. program at Virginia Tech University in 2010.
          Lara Martínez-Fernández
          • Lara joined the group on February 4, 2013 as a visiting graduate student from the Universidad Autónoma de Madrid, Madrid, Spain. She stayed with the group for two months.
          Hich School Students
            Courtney Johnson
            • Courtney volunteered in the Crespo lab during her senior year (2008) at Revere High School in Bath, Ohio.
            Matthew Beard
            • Matthew worked in the Crespo lab as a fellow of the ACS SEED Summer Program in 2010.
            Briana Sealey
            • Briana worked in the Crespo lab as a fellow of the ACS SEED Summer Program in 2011 and 2012.
            Omar Mahmoud
            • Omar worked in the Crespo lab as a fellow of the ACS SEED Summer Program in 2012.