collaborators

6 papers

physics.optics2026

Hybrid Barium Titanate Waveguide Designs For Efficient Nonlinear Frequency Conversion

Trevor G. Vrckovnik, D. Arslan, F. Eilenberger +1

Barium titanate (BaTiO) is emerging as a powerful integrated photonic material, combining strong and electro-optic nonlinearities with rapidly improving thin-film wav…

physics.optics2026

Stabilizing van der Waals NbOI2 by SiO2 encapsulation for Photonic Applications

Gia Quyet Ngo, Fatemeh Abtahi, Jakub Regner +6

Niobium oxide diiodide (NbOI2) is an emerging material for photonics and electronics, distinguished by its exceptional second-order nonlinearity and pronounced in-plane ferroelectr…

physics.optics2025

Thickness-dependence of Linear and Nonlinear Optical Properties of Multilayer 3R-MoS2

Fatemeh Abtahi, Alen Shaji, Gia Quyet Ngo +4

3R-MoS2, a MoS2 polytype with broken inversion symmetry, enables unique light-matter interactions and is promising for linear and nonlinear integrated photonics beyond the monolaye…

physics.optics2025

Role of Coherence in Polarization Response of Hybrid Monolayer MoS-Gold Nanoparticle Systems

Laura Valencia Molina, Zlata Fedorova, Angela Barreda +12

Monolayers of transition metal dichacogenides show strong second-order nonlinearity and symmetry-driven selection rules from their three-fold lattice symmetry. This process resembl…

cond-mat.mtrl-sci2025

Structural and Optical Properties of Crystal Ion Sliced BaTiO Thin Films

Hossein Esfandiar, Fatemeh Abtahi, Trevor G. Vrckovnik +10

Barium titanate (BaTiO) is a compelling material for integrated photonics due to its strong electro-optic and second-order nonlinear properties. Crystal Ion Slicing (CIS) prese…

physics.optics2025

Generation of polarization-entangled Bell states in monolithic photonic waveguides by leveraging intrinsic crystal properties

Trevor G. Vrckovnik, Dennis Arslan, Falk Eilenberger +1

Advanced photonic quantum technologies -- from quantum key distribution to quantum computing -- require on-chip sources of entangled photons that are both efficient and readily sca…