collaborators

6 papers

quant-ph2026

Frequency resolved optical gating using parametric amplification for characterizing ultrafast temporally multimode squeezed states

Elina Sendonaris, Thomas Zacharias, Robert Gray +2

Temporally multimode squeezed states have been a topic of recent interest due to their applications in quantum communication, information processing, and sensing. Characterizing th…

physics.optics2026

Quantum Frequency Resolved Optical Gating of Few-Cycle Squeezed Vacuum

Thomas Zacharias, Elina Sendonaris, Robert Gray +5

Offering terahertz of bandwidths and femtosecond timescales, ultrafast optics is enabling both the study of fundamental quantum optical phenomena and the advancement of quantum-enh…

physics.optics2025

Topological Soliton Frequency Comb in Nanophotonic Lithium Niobate

Nicolas Englebert, Robert M. Gray, Luis Ledezma +6

Frequency combs have revolutionized metrology, ranging, and optical clocks, which have motivated substantial efforts on the development of chip-scale comb sources. The on-chip comb…

physics.optics2025

Quadratic Supercontinuum Generation from UV to Mid-IR in Lithium Niobate Nanophotonics

Selina Zhou, Maximilian Shen, Ryoto Sekine +6

Supercontinuum light sources are widely used for applications ranging from imaging to sensing and frequency comb stabilization. The most common mechanisms for their generation rely…

physics.optics2025

Two-optical-cycle pulses from nanophotonic two-color soliton compression

Robert M. Gray, Ryoto Sekine, Maximilian Shen +7

Few- and single-cycle optical pulses and their associated ultra-broadband spectra have been crucial in the progress of ultrafast science and technology. Moreover, multi-color wavef…

physics.optics2025

Energy-Efficient Ultrashort-Pulse Characterization using Nanophotonic Parametric Amplification

Thomas Zacharias, Robert Gray, Ryoto Sekine +3

The growth of ultrafast nanophotonic circuits necessitates the development of energy-efficient on-chip pulse characterization techniques. Nanophotonic realizations of Frequency Res…