GHz repetition rate mid-infrared frequency comb spectroscopy of fast chemical reactions
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 …
chemical reaction pathways and rates to better design and control chemical systems. Many …
Unveiling ultrafast carrier dynamics of tellurium microcrystals by two-color asynchronous sampling infrared transient absorption spectroscopy
Tellurium (Te) microcrystal with a bandgap of approximately 0.37 eV is a potentially useful
semiconducting material exhibiting ultrafast electronic relaxation processes. To measure the …
semiconducting material exhibiting ultrafast electronic relaxation processes. To measure the …
Analysis of gas mixtures with broadband dual frequency comb spectroscopy and unsupervised learning neural network
Broadband mid‐infrared spectroscopy not only offers supreme sensitivity for the massively
parallel detection of trace gases but also presents many challenges. Herein, a new platform …
parallel detection of trace gases but also presents many challenges. Herein, a new platform …
Finding and minimizing systematic errors in dual-comb spectroscopy
With sufficiently high signal-to-noise, several systematic errors become prominent in dual-
comb interferometry measurements. This paper reviews several error sources including …
comb interferometry measurements. This paper reviews several error sources including …
Single-modulator, dual comb serrodyne spectroscopy
Dual optical frequency comb spectroscopy allows for high speed, broadband measurements
without any moving parts. Here, we combine differential chirp downconversion to probe …
without any moving parts. Here, we combine differential chirp downconversion to probe …
Microresonator-based electro-optic dual frequency comb
Microresonator based dual frequency combs offer an integrated photonic solution to a wide
range of technological challenges, including spectroscopy, range finding, material …
range of technological challenges, including spectroscopy, range finding, material …
Dual electro-optic comb spectroscopy using a single pseudo-randomly driven modulator
We present a dual-comb scheme based on a single intensity modulator driven by
inexpensive board-level pseudo-random bit sequence generators. The result is a simplified …
inexpensive board-level pseudo-random bit sequence generators. The result is a simplified …
Difference-frequency chirped-pulse dual-comb generation in the THz region: Temporal magnification of the quantum dynamics of water vapor lines by> 60 000
A new difference-frequency method based on electro-optic phase modulators (EOMs) and
two free-running lasers is reported to perform chirped-pulse dual-comb spectroscopy in the …
two free-running lasers is reported to perform chirped-pulse dual-comb spectroscopy in the …
Spatially resolved dual-comb sensing with a single electro-optic modulator
We demonstrate spatially resolved sensing by a novel approach that combines an infrared
camera and a simplified dual-comb illumination arrangement. Specifically, our scheme …
camera and a simplified dual-comb illumination arrangement. Specifically, our scheme …
Digitally generated high-resolution mid-infrared dual-comb spectroscopy system based on<? pag\break?> electro-optic modulation
In this Letter, we propose a high-resolution dual-comb spectroscopy (DCS) in the mid-
infrared (MIR) region. A broadband electro-optic frequency comb (EOFC) with a line spacing …
infrared (MIR) region. A broadband electro-optic frequency comb (EOFC) with a line spacing …