87 citations · 184 across the 11 of their papers we have counts for
13 papers
Analog quantum simulation of Shastry-Sutherland Ising materials
Vahagn Mkhitaryan, Milan Kornjača, Mao Lin +17
Frustrated magnets host rich emergent behavior because competing interactions generate dense manifolds of low-energy states. The Ising Shastry-Sutherland model is a paradigmatic se…
Plasmon-Enhanced Second-Harmonic Generation in Atomically Thin Crystalline Silver Nanostructures
Saad Abdullah, Philipp K. Jenke, Andrew P. Weber +8
The intrinsically weak nonlinear optical response of existing materials, further constrained by symmetry-forbidden second-order processes in centrosymmetric media, severely limits…
Pathway to Optical-Cycle Dynamic Photonics: Extreme Electron Temperatures in Transparent Conducting Oxides
Jae Ik Choi, Vahagn Mkhitaryan, Colton Fruhling +4
We theoretically demonstrate that transparent conducting oxides (TCOs) exhibit oscillatory and sign-reversing dynamic modulation in transmittance on the order of a few optical cycl…
Topology-Optimized Dielectric Cavities for Enhanced Excitonic Light Emission from
Owen Matthiessen, Brandon Triplett, Omer Yesilyurt +14
Photonic inverse design and, especially, topology optimization, enable dielectric cavities with deeply sub-diffraction mode volumes and high quality factors, thus offering a powerf…
Atomically thin silver films for enhanced nanoscale nonlinear optics
Philipp K. Jenke, Saad Abdullah, Andrew P. Weber +8
The inherently weak nonlinear optical response of bulk materials remains a fundamental limitation in advancing photonic technologies. Nanophotonics addresses this challenge by tail…
Roadmap for Photonics with 2D Materials
F. Javier García de Abajo, D. N. Basov, Frank H. L. Koppens +145
Triggered by the development of exfoliation and the identification of a wide range of extraordinary physical properties in self-standing films consisting of one or few atomic layer…
In situ engineering hexagonal boron nitride in van der Waals heterostructures with selective SF6 etching
Hitesh Agarwal, Antoine Reserbat-Plantey, David Barcons Ruiz +10
Van der Waals heterostructures are at the forefront in materials heterostructure engineering, offering the ultimate control in layer selectivity and capability to combine virtually…
Bottom-up Fabrication of 2D Rydberg Exciton Arrays in Cuprous Oxide
Kinjol Barua, Samuel Peana, Arya Deepak Keni +5
Solid-state platforms provide exceptional opportunities for advancing on-chip quantum technologies by enhancing interaction strengths through coupling, scalability, and robustness.…
Floquet Engineering of Polaritonic Amplification in Dispersive Photonic Time Crystals
Mustafa Goksu Ozlu, Vahagn Mkhitaryan, Colton B. Fruhling +2
In this study, we investigate the dynamics of dispersive photonic time crystals (PTCs) and their potential applications for controlling light-matter interaction. By employing the L…
Non-native Quantum Generative Optimization with Adversarial Autoencoders
Blake A. Wilson, Jonathan Wurtz, Vahagn Mkhitaryan +5
Large-scale optimization problems are prevalent in several fields, including engineering, finance, and logistics. However, most optimization problems cannot be efficiently encoded…
Plasmonic Enhancement of Second Harmonic Generation in Weyl Semimetal TaAs
Morris M. Yang, Mustafa Ozlu, Samuel Peana +9
In this work a hybrid nanoplasmonic-Weyl Semimetal (WSM) structure is realized for the first time utilizing silver nanopatch antennas and WSM Tantalum Arsenide (TaAs). The studied…
Ultraconfined plasmons in atomically thin crystalline silver nanostructures
Vahagn Mkhitaryan, Andrew P. Weber, Saad Abdullah +8
The ability to confine light down to atomic scales is critical for the development of applications in optoelectronics and optical sensing as well as for the exploration of nanoscal…
Ultrafast broadband tuning of resonant optical nanostructures using phase change materials
Miquel Rudé, Vahagn Mkhitaryan, Arif E. Cetin +6
The functionalities of a wide range of optical and opto-electronic devices are based on resonance effects and active tuning of the amplitude and wavelength response is often essent…