Prof. Hans-Peter Wagner

Currently supervised PhD Students

Vermilion Villarreal: Optical Bloch equation modelling; Coherent and incoherent exciton dynamics in semiconductor thin films and nanowires; Strong coupling in plasmonic metal/organic/semiconductor materials.
Email: villarvm(at)mail.uc.edu

David Mendez: Angle-resolved Photoluminescence (ARPL); Polaritonic lasing in photonic crystal structures.
Email: mendezdd(at)mail.uc.edu

Navoda Jayawardana: Lasing of single nanowires on iron substrate under the influence of an external magnetic field; Lasing in 2D photonic SAE nanowire photonic crystal (PhC) arrays; electronically pumped nanowire PhC lasing.
Email: jayawand(at)mail.uc.edu

Matthew Larson: Organic molecular beam epitaxy, Coherent and incoherent exciton dynamics in semiconductor nanowires decorated with gold nanoparticles and organic spacer layers, strong coupling in plasmonic metal/organic/semiconductor nanowires.
Email: larsonmw(at)ucmail.uc.edu

Former PhD Students

I supervised four (4) PhD theses while I had a C1 Professor position at the University of Regensburg and C2 and C3 Professor positions at the Technical University in Chemnitz:

Dr. Alexandra Schätz
Thesis Title: Wechselwirkung und Dephasierung von Exzitonen in II-VI Quantentrogstrukturen (1998)
Current Occupation: SAP, München

Dr. Michael Kühnelt
Thesis Title: Zweiphotonenprozesse in Planaren Wellenleitern aus II-VI Halbleiterschichten (1999)
Current Occupation: Osram, Regensburg

Dr. Hans-Peter Tranitz
Thesis Title: Vier- und Multiwellenmischen an II-VI Halbleiternanostrukturen (2001)
Current Occupation: Continental, Regensburg

Dr. Andrei Kobitski
Thesis Title: Time-Resolved Photoluminescence and Theoretical Study of Excitons in PTCDA (2003)
Current Occupation: Karlruhe Intitute of Technology (KIT), Karlsruhe

Fourteen (14) Ph.D. students under my supervision graduated from my laboratories at UC:

Dr. Ajith de Silva
Thesis Title: Optical Properties of Organic Nanostructures Grown by Organic Molecular Beam Epitaxy (2006)
Current Occupation: Full Professor at the University of West Georgia, GA

Dr. Suvranta Tripathy
Thesis Title: Dephasing of Excitons and Phase Coherent Photorefractivity in ZnSe Quantum Wells (2006)
Current Occupation: Assoc.. Prof. at the Univ. of Michigan, Dearborn, MI

Dr. Pradeep Bajracharya
Thesis Title: Relaxation Dynamics and Decoherence of Excitons in II-VI Semiconductor Nanostructures (2007)
Current Occupation: Lecturer at the University of Massachusetts, Dartmouth, MA

Dr. Venkat Gangilenka Rao
Thesis Title: Optical Properties of Organic Films and Waveguides Fabricated by OMBD: Importance of Intermolecular Interactions (2008)
Current Occupation: Engineering Manager, Intel, Portland, OR

Dr. Amin Kabir
Thesis Title: Phase Coherent Photorefractive Effect in II-VI Semiconductor Quantum Wells and its Application for Optical Coherence Imaging (2010)
Current Occupation: Assoc. Professor at the University of the Bahamas, Nassau, Bahamas

Dr. Milhan Ajward
Thesis Title: Linear and non-linear optical properties of OMBD grown PTCDA and Alq3 films (2012)
Current Occupation: Senior Lecturer at the Dept. of Engineering Technology , University of Ruhuna, Sri Lanka

Dr. Amit Dongol
Thesis Title: Carrier Dynamics and Application of the Phase Coherent Photorefractive Effect in ZnSe Quantum Wells (2014)
Current Occupation: Adj. Assoc. Prof. at Austin Community College, Austin, TX

Dr. Niranjala Wickremasinghe
Thesis Title: Optical properties of organic films, multilayers and plasmonic metal-organic waveguides fabricated by organic molecular beam deposition (2015)
Current Occupation: Research Chemist, Frontage Laboratories, Inc., Chicago, IL

Dr. Masoud Kaveh
Thesis Title: Emission and dynamics of charge carriers in uncoated and organic/metal coated semiconductor nanowires (2016)
Current Occupation: Assoc. Prof. at the James Madison Univ., Harrisonburg, VA

Dr. Jonathan Thompson
Thesis Title: Dynamics of singlet excitons in Alq3 and magnetic mode switching in index matched organic waveguides (2018)
Current Occupation: Senior Simulation Scientist, Infinity Labs, Dayton, OH

Dr. Fatemeh Mohammadi
Thesis Title: Photon emission and lasing in bare and hybrid plasmonic semiconductor nanowires and nanorods (2018)
Current Occupation: Opical Engineer at KLA in Milpitas, CA

Dr. Cia-Wei Tu
Thesis Title: Reflective Properties and Lasing of InP Photonic Crystals and Frequency Doubling in GaMnN Thin Films (2021)
Current Occupation: Visiting Scholar, Department of Physics at the University of Cincinnati, OH

Dr. Gyanan Aman
Thesis Title: Ultra-compact lasers based on GaAs nanowires for photonic integrated circuits (2022)
Current Occupation: Optical Engineer at intel, Rio Rancho, NM

Dr. Samia Alyami
Thesis Title: Effects of free carriers and acceptor-bound excitons on the exciton dephasing in strained GaAs films: A study with spectrally- and time-resolved four-wave mixing (2025)
Current Occupation: Assist. Professor at the Najran University, Saudi Arabia

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