Fluorescence lifetime measurements using photon pair correlations generated via spontaneous parametric down conversion (SPDC)

A Eshun, X Yi, A Wilson, S Jeppson, JH Yoo… - Optics …, 2023 - opg.optica.org
We have used photon pair correlations generated via spontaneous parametric
downconversion (SPDC) to measure the fluorescence lifetime of the organic dye rhodamine …

Highly efficient visible and near-IR photon pair generation with thin-film lithium niobate

NA Harper, EY Hwang, R Sekine, L Ledezma… - Optica …, 2024 - opg.optica.org
Efficient on-chip entangled photon pair generation at telecom wavelengths is an integral
aspect of emerging quantum optical technologies, particularly for quantum communication …

Nitrile Vibrational Lifetimes as Probes of Local Electric Fields

PA Kocheril, H Wang, D Lee, N Naji… - The Journal of Physical …, 2024 - ACS Publications
Optical measurements of electric fields have wide-ranging applications in the fields of
chemistry and biology. Previously, such measurements focused on shifts in intensity or …

Quantum ghost imaging microscopy depth-of-field study

D Davenport, A Eshun, B Demory, S Kiannejad… - Optics …, 2024 - opg.optica.org
Quantum ghost imaging approaches have been proposed to enhance biological
microscopy, for example, using 2D visible detectors to provide IR images or providing …

Role of time-frequency correlations in two-photon–two-atom resonance energy transfer

RJ León-Montiel, A Pedroza-Rojas, JA Peralta-Ángeles - Physical Review A, 2024 - APS
Excitation energy transfer is a photophysical process upon which many chemical and
biological phenomena are built. From natural small systems to synthetic multichromophoric …

Benchmarking of Fluorescence Lifetime Measurements using Time-Frequency Correlated Photons

TB Gäbler, N Jain, P Then, C Eggeling, M Gräfe… - arXiv preprint arXiv …, 2025 - arxiv.org
The investigation of fluorescence lifetime became an important tool in biology and medical
science. So far, established methods of fluorescence lifetime measurements require the …

Progress towards on-chip entangled photon spectroscopy and bioimaging

M He, E Hwang, N Harper… - Quantum Sensing and …, 2024 - spiedigitallibrary.org
Entangled photons could translate complex, ultrafast laser-based spectroscopy and imaging
to a chip-sized or distributable platform. The inherent temporal and energy correlations …

Visible and near-IR entangled photon generation and UV second harmonic generation with lithium niobate nanophotonic waveguides for on-chip spectroscopy

EY Hwang, NA Harper, R Sekine… - … and Devices XXIII, 2024 - spiedigitallibrary.org
Entangled photon pairs generated by a low-power continuous-wave laser could replicate
pulsed laser-based tabletop spectroscopy by taking advantage of the inherent quantum …

[PDF][PDF] Entanglement-Enhanced Bioimaging and Sensing

M He - 2024 - thesis.library.caltech.edu
Multiphoton microscopy has become a powerful tool for in vivo imaging at the cellular level
because it improves spatial resolution and penetration depth beyond that of one-photon …

High-Efficiency Nanophotonic Entangled Pair Production at Visible and Near-IR Wavelengths

NA Harper, EY Hwang, R Sekine… - 2024 Conference on …, 2024 - ieeexplore.ieee.org
We demonstrate nanophotonic visible and near-IR entangled photon pair production via
periodically poled thin-film lithium niobate waveguides. Pairs spanning 720–900 nm are …