activity
20222026
most citedEnhanced Surface Second Harmonic Generation in Nanolaminates

6 citations · 11 across the 6 of their papers we have counts for

collaborators

7 papers

quant-ph2026

Demonstration of a Monolithic and Fully Telecom-Fiber-Compatible Tunable Source of Polarization Entangled Photon Pairs Based on a van der Waals Material

Benjamin Laudert, Fatemeh Abtahi, Duk Choi +2

We present a tunable, single-mode-optical-fiber-based source of polarization entangled photon pairs for the near-infrared telecommunication band that is deployable in standard infr…

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…

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…

quant-ph2023★ 5 cited

A Tunable Transition Metal Dichalcogenide Entangled Photon-Pair Source

Maximilian A. Weissflog, Anna Fedotova, Yilin Tang +16

Entangled photon-pair sources are at the core of quantum applications like quantum key distribution, sensing, and imaging. Operation in space-limited and adverse environments such…

physics.optics2023★ 6 cited

Enhanced Surface Second Harmonic Generation in Nanolaminates

Fatemeh Abtahi, Pallabi Paul, Sebastian Beer +6

Second-harmonic generation (SHG) is a second-order nonlinear optical process that is not allowed in media with inversion sym-metry. However, due to the broken symmetry at the surfa…

physics.app-ph2022

Direct Growth of Monolayer MoS on Nanostructured Silicon Waveguides

Athira Kuppadakkath, Emad Najafidehaghani, Ziyang Gan +20

We report for the first time the direct growth of Molybdenum disulfide (MoS) monolayers on nanostructured silicon-on-insulator waveguides. Our results indicate the possibility…