103 citations · 359 across the 12 of their papers we have counts for
12 papers
Temperature, Pressure, Velocity, and Water Vapor Mole Fraction Profiles in a Ramjet Combustor using Dual Frequency Comb Spectroscopy and a High Temperature Absorption Database
David Yun, Scott C. Egbert, Nathan A. Malarich +9
Accurate diagnostics of the combustor region of ramjet engines can improve engine design and create benchmarks for computational fluid dynamics models. Previous works demonstrate t…
Complete reactants-to-products observation of a gas-phase chemical reaction with broad, fast mid-infrared frequency combs
Nazanin Hoghooghi, Peter Chang, Scott Egbert Matt Burch +4
Molecular diagnostics are a primary tool of modern chemistry, enabling researchers to map chemical reaction pathways and rates to better design and control chemical systems. Many c…
Supersonic Combustion Diagnostics with Dual Comb Spectroscopy
David Yun, Nathan A. Malarich, Ryan K. Cole +9
Supersonic engine development requires accurate and detailed measurements of fluidic and thermodynamic parameters to optimize engine designs and benchmark computational fluid dynam…
Spatially resolved mass flux measurements with dual comb spectroscopy
David Yun, Ryan K. Cole, Nathan A. Malarich +8
Providing an accurate, representative sample of mass flux across large open areas for atmospheric studies or the extreme conditions of a hypersonic engine is challenging for tradit…
1-GHz mid-infrared frequency comb spanning 3 to 13 μm
Nazanin Hoghooghi, Sida Xing, Peter Chang +4
Mid-infrared (MIR) spectrometers are invaluable tools for molecular fingerprinting and hyper-spectral imaging. Among the available spectroscopic approaches, GHz MIR dual-comb absor…
Single-cycle all-fiber frequency comb
Sida Xing, Daniel Lesko, Takeshi Umeki +4
Single-cycle pulses with deterministic carrier-envelope phase enable the study and control of light-matter interactions at the sub-cycle timescale, as well as the efficient generat…
Demonstration of a uniform, high-pressure, high-temperature gas cell with a dual frequency comb absorption spectrometer
Ryan K. Cole, Anthony D. Draper, Paul J. Schroeder +6
Accurate absorption models for gases at high pressure and temperature support advanced optical combustion diagnostics and aid in the study of harsh planetary atmospheres. Developin…
Fully phase-stabilized 1 GHz turnkey frequency comb at 1.56 m
Daniel M. B. Lesko, Alexander J. Lind, Nazanin Hoghooghi +7
Low noise and high repetition rate optical frequency combs are desirable for many applications from timekeeping to precision spectroscopy. For example, gigahertz repetition rate so…
11-μs Time-resolved, Continuous Dual-Comb Spectroscopy with Spectrally Filtered Mode-locked Frequency Combs
Nazanin Hoghooghi, Ryan K. Cole, Gregory B. Rieker
Broadband dual-comb spectroscopy (DCS) based on portable mode-locked fiber frequency combs is a powerful tool for in situ, calibration free, multi-species spectroscopy. While the a…
Baseline-free Quantitative Absorption Spectroscopy Based on Cepstral Analysis
Ryan K. Cole, Amanda S. Makowiecki, Nazanin Hoghooghi +1
The accuracy of quantitative absorption spectroscopy depends on correctly distinguishing molecular absorption signatures in a measured transmission spectrum from the varying intens…
Broadband Dual Frequency Comb Spectroscopy in a Rapid Compression Machine
Anthony D. Draper, Ryan K. Cole, Amanda S. Makowiecki +5
We demonstrate fiber mode-locked dual frequency comb spectroscopy for broadband, high resolution measurements in a rapid compression machine (RCM). We apply an apodization techniqu…
Difference-frequency combs in cold atom physics
Russell Kliese, Nazanin Hoghooghi, Thomas Puppe +12
Optical frequency combs provide the clockwork to relate optical frequencies to radio frequencies. Hence, combs allow to measure optical frequencies with respect to a radio frequenc…