Horia Petrache Ph.D.

Associate Professor and Director of Graduate Program, Physics

LD 156R
(317) 278-6521
Research Areas:
Biological Physics


Measurements of molecular structures and forces by physical methods including X-ray scattering, Nuclear Magnetic Resonance, and osmotic stress. We are located in room LD059 in the basement of the Science Building.


  • 1998 Ph.D. Physics, Carnegie Mellon University.
  • 1995 M.S. Physics, Carnegie Mellon University.
  • 1992 Diploma Theoretical Physics, University of Bucharest.
  • 1986 Baccalaureate Mathematics and Physics, ''Dr. I. Mesota'' Lyceum.

Publications & Professional Activity

Bustamante DJ, Basile EJ, Hildreth BM, Browning NW, Jensen SA, Moldovan L, Petrache HI, Moldovan NI. Biofabrication of spheroids fusion-based tumor models: computational simulation of glucose effects. Biofabrication. 13, 035010, 2021.

Harper, PE; Cavazos, AT; Kinnun, JJ; Petrache, HI, Wassall, SR. Vitamin E Promotes the Inverse Hexagonal Phase via a Novel Mechanism: Implications for Antioxidant Role. Langmuir 36, 4908-4916, 2020.

Mallikarjunaiah, K. J., Kinnun, J. J., Petrache, H.I., Brown, M.F. Flexible lipid nanomaterials studied by NMR spectroscopy. Phys. Phys. Chem. 21, 18422-18457, 2019.

Anghelina, Mirela; Butt, Omer; Moldovan, Leni; Petrache, Horia; Moldovan, Nicanor. Solvent isotope effect on leukocytes disintegration after large mechanical deformations, Biomedical Physics & Engineering Express 5, 025019, 2019.

Reorganization of Ternary Lipid Mixtures of Non-Phosphorylated Phosphatidylinositol Interacting with Angiomotin, Ann Kimble-Hill, Horia I. Petrache, Soenke Seifert, Millicent Firestone, Journal of Physical ChemistryB, 122, 8404-8415, 2018.

A. Gurnev, Torri C. Roark, H. I. Petrache, A. J. Sodt, S. M. Bezrukov. Cation-selective channel is regulated by anions according to their Hofmeister ranking. Angewandte Chemie, 56, 3506-3509, 2017.

Matam, B. D. Ray, H. I. Petrache. Direct affinity of dopamine to lipid membranes investigated by Nuclear Magnetic Resonance spectroscopy. Neuroscience Letters, 618, 104-109, 2016.

Jashnsaz, T. Nguyen, H. I. Petrache, S. Presse. Inferring models of bacterial dynamics toward point sources. PLOS One, 10, e0140428, 2015.

A. Johnson, B. D. Ray, S. R. Wassall, H. I. Petrache. Equivalent isopropanol concentrations of aromatic amino acids interactions with lipid vesicles. Journal of Membrane Biology, 248, 695-703, 2015.

J. Kinnun, K.J. Mallikarjunaiah, H. I. Petrache, M. F. Brown. Elastic deformation and area per lipid of membranes: Atomistic view from solid-state deuterium NMR spectroscopy. Biochim. Biophys. Acta , 1848, 246-259, 2015.


  • 2007—present - Director, IUPUI Physics Summer Research Program for High School Students
  • 2011—present - Member, Science and Society Committee, Indiana Academy of Science


  • 2015 - Indiana Academy of Science Fellow
  • 2011 - Trustee’s Teaching Award, IUPUI
  • 2009/2010 - The Indiana Section of the American Chemical Society Project SEED Honors
  • 2007/2008 - IUPUI Honors Program Research Fellow
  • 2003/2004 - Outstanding Mentor Siemens Westinghouse Competition in Math, Science and Technology