117 citations · 185 across the 14 of their papers we have counts for
15 papers
Direct growth of crack-free stoichiometric silicon nitride on sapphire for wide-band photonics
Zhaohui Ma, Ashish Chanana, Zhiquan Yuan +5
Low-loss stoichiometric silicon nitride on oxidized silicon has emerged as the major wide-band photonics platform for nonlinear and quantum photonics. These films, deposited by low…
High-power visible laser via injection locking to a photonic integrated circuit optical parametric oscillator
Daniel Pimbi, Zhiquan Yuan, Ashish Chanana +4
Kerr photonic integrated circuit optical parametric oscillators (PIC OPOs) provide a promising platform for coherent visible-light generation, offering broad wavelength accessibili…
Automated Vector-Scanning Spectroscopy for Large-Scale Characterization of Single Quantum Emitters
William Eshbaugh, Ashish Chanana, Edgar Perez +13
The inherent spatial randomness and broad spectral heterogeneity of epitaxial quantum dots (QDs) -- one of the most mature classes of solid-state quantum emitters -- remains a majo…
Multimode Nanobeam Photonic Crystal Cavities for Purcell Enhanced Quantum Dot Emission
Junyeob Song, Ashish Chanana, Emerson Melo +7
Epitaxial III-V semiconductor quantum dots in nanopthonic structures are promising candidates for implementing on-demand indistinguishable single-photon emission in integrated quan…
Laser injection locking and nanophotonic spectral translation of electro-optic frequency combs
Roy Zektzer, Ashish Chanana, Xiyuan Lu +2
High-resolution electro-optic frequency combs (EO combs) consisting of thousands to millions of comb teeth across a bandwidth between 1 GHz to 500 GHz are powerful tools for atomic…
Strong interactions between integrated microresonators and alkali atomic vapors: towards single-atom, single-photon operation
Roy Zektzer, Xiyuan Lu, Khoi Tuan Hoang +9
Cavity quantum electrodynamics (cQED), the interaction of a two-level system with a high quality factor (Q) cavity, is a foundational building block in different architectures for…
Photonic crystal cavity IQ modulators in thin-film lithium niobate for coherent communications
Hugo Larocque, Dashiell L. P. Vitullo, Alexander Sludds +13
Thin-Film Lithium Niobate (TFLN) is an emerging integrated photonic platform showing great promise due to its large second-order nonlinearity at microwave and optical frequencies,…
Band flipping and bandgap closing in a photonic crystal ring and its applications
Xiyuan Lu, Ashish Chanana, Yi Sun +3
The size of the bandgap in a photonic crystal ring is typically intuitively considered to monotonically grow as the modulation amplitude of the grating increases, causing increasin…
Multi-mode microcavity frequency engineering through a shifted grating in a photonic crystal ring
Xiyuan Lu, Yi Sun, Ashish Chanana +3
Frequency engineering of whispering-gallery resonances is essential in microcavity nonlinear optics. The key is to control the frequencies of the cavity modes involved in the under…
Rod and slit photonic crystal microrings for on-chip cavity quantum electrodynamics
Xiyuan Lu, Feng Zhou, Yi Sun +7
Micro-/nanocavities that combine high quality factor () and small mode volume () have been used to enhance light-matter interactions for cavity quantum electrodynamics (cQED)…
Kerr optical parametric oscillation in a photonic crystal microring for accessing the infrared
Xiyuan Lu, Ashish Chanana, Feng Zhou +2
Continuous wave optical parametric oscillation (OPO) provides a flexible approach for accessing mid-infrared wavelengths between 2 m to 5 m, but has not yet been integrated i…
Triggered single-photon generation and resonance fluorescence in ultra-low loss integrated photonic circuits
Ashish Chanana, Hugo Larocque, Renan Moreira +8
A central requirement for photonic quantum information processing systems lies in the combination of nonclassical light sources and low-loss, phase-stable optical modes. While subs…
Traceable localization enables accurate integration of quantum emitters and photonic structures with high yield
Craig R. Copeland, Adam L. Pintar, Ronald G. Dixson +6
Traceability to the International System of Units (SI) is fundamental to measurement accuracy and reliability. In this study, we demonstrate subnanometer traceability of localizati…
The anisotropic quasi-static permittivity of single-crystal beta-Ga2O3
Prashanth Gopalan, Sean Knight, Ashish Chanana +11
The quasi-static anisotropic permittivity parameters of electrically insulating gallium oxide (beta-Ga2O3) were determined by terahertz spectroscopy. Polarization-resolved frequenc…
Manifestation of kinetic-inductance in spectrally-narrow terahertz plasmon resonances in thin-film Cd3As2
Ashish Chanana, Neda Loftizadeh, Hugo O. Condori Quispe +7
Three-dimensional (3D) semimetals have been predicted and demonstrated to have a wide variety of interesting properties associated with its linear energy dispersion. In analogy to…