Conspectus Ultrafast spectroscopy and imaging have become tools utilized by a broad
range of scientists involved in materials, energy, biological, and chemical sciences …

Ultrafast two-dimensional infrared spectroscopy (2D IR) has been advanced in recent years
toward measuring signals from only a monolayer of sample molecules at solid–liquid and …

We demonstrate a 100 kHz optical parametric chirped-pulse amplifier delivering under 4-
cycle (38 fs) pulses at~ 3.2 µm with an average power of 15.2 W with a pulse-to-pulse …

The generation of power-and wavelength-scalable few optical cycle pulses remains one of
the major challenges in modern laser physics. Over the past decade, the development of …

The advent of chirped-pulse amplification in the 1980s and femtosecond Ti: sapphire lasers
in the 1990s enabled transformative advances in intense laser–matter interaction physics …

Two-dimensional spectroscopy is a powerful tool for extracting structural and dynamic
information from a wide range of chemical systems. We provide a brief overview of the ways …

We demonstrate an optical parametric chirped-pulse amplifier delivering 4-cycles (38-fs)
pulses centered around 3.1 µm at 100-kHz repetition rate with an average power of 4 W and …

The majority of 2D IR spectrometers operate at 1-10 kHz using Ti: Sapphire laser
technology. We report a 2D IR spectrometer designed around Yb: KGW laser technology …

A high-speed, high-sensitivity and compact two-dimensional infrared (2D-IR) spectrometer
based on 100 kHz Yb: KGW regenerative amplifier technology is described and …

Solid, powdered samples are often prepared for infrared (IR) spectroscopy analysis in the
form of compressed pellets. The intense scattering of incident light by such samples inhibits …