384 citations · 925 across the 10 of their papers we have counts for
12 papers
Efficient photon-pair generation in layer-poled lithium niobate nanophotonic waveguides
Xiaodong Shi, Sakthi Sanjeev Mohanraj, Veerendra Dhyani +7
Integrated photon-pair sources are crucial for scalable photonic quantum systems. Thin-film lithium niobate is a promising platform for on-chip photon-pair generation through spont…
Broadband quantum spectroscopy at the fingerprint mid-infrared region
Anna V. Paterova, Zi S. D. Toa, Hongzhi Yang +1
Numerous molecules exhibit unique absorption bands in the fingerprint infrared (IR) region, allowing chemical identification and detection. This makes IR spectroscopy an essential…
Broadband diffraction of correlated photons from crystal superlattices
Zi S. D. Toa, Anna V. Paterova, Leonid A. Krivitsky
Sources of broadband quantum correlated photons present a valuable resource for quantum metrology, sensing, and communication. Here, we report the generation of spectrally broadban…
Nonlinear interferometry with infrared metasurfaces
Anna V. Paterova, Dmitry A. Kalashnikov, Egor Khaidarov +5
The optical elements comprised of sub-diffractive light scatterers, or metasurfaces, hold a promise to reduce the footprint and unfold new functionalities of optical devices. A par…
Quantum Imaging for Semiconductor Industry
Anna V. Paterova, Hongzhi Yang, Zi S. D. Toa +1
Infrared (IR) imaging is one of the significant tools for the quality control measurements of fabricated samples. Standard IR imaging techniques use direct measurements, where ligh…
Hyperspectral Infrared Microscopy With Visible Light
Anna V. Paterova, Sivakumar M. Maniam, Hongzhi Yang +2
Hyperspectral microscopy is an imaging technique that provides spectroscopic information with high spatial resolution. When applied in the relevant wavelength region, such as in th…
Nonlinear Interference in Crystal Superlattices
Anna V. Paterova, Leonid A. Krivitsky
Nonlinear interferometers with correlated photons hold a promise to advance optical characterization and metrology techniques by improving their performance and affordability. Nonl…
Polarization effects in the nonlinear interference of down-converted photons
Anna Paterova, Hongzhi Yang, Chengwu An +2
We study polarization effects in the nonlinear interference of photons generated via frequency non-degenerate spontaneous parametric down conversion. Signal and idler photons gener…
Tunable Optical Coherence Tomography in the Infrared Range Using Visible Photons
Anna V. Paterova, Hongzhi Yang, Chengwu An +2
We report a proof-of-concept demonstration of a tunable infrared (IR) optical coherence tomography (OCT) technique with detection of only visible range photons. Our method is based…
Measurement of infrared optical constants with visible photons
Anna Paterova, Hongzhi Yang, Chengwu An +2
We demonstrate a new scheme of infrared spectroscopy with visible light sources and detectors. The technique relies on the nonlinear interference of correlated photons, produced vi…
Nonlinear infrared spectroscopy free from spectral selection
Anna Paterova, Shaun Lung, Dmitry Kalashnikov +1
Infrared (IR) spectroscopy is an indispensable tool for many practical applications including material analysis and sensing. Existing IR spectroscopy techniques face challenges rel…
Infrared Spectroscopy with Visible Light
Dmitry A. Kalashnikov, Anna V. Paterova, Sergei P. Kulik +1
Spectral measurements in the infrared (IR) optical range provide unique fingerprints of materials which are useful for material analysis, environmental sensing, and health diagnost…