We present a simple, highly stable, low noise, and rapid detection scheme using higher
harmonic demodulation applied to terahertz time domain spectroscopy (THz-TDS). The …

Terahertz time-domain spectroscopy (THz-TDS) offers a range of unique imaging modalities
due to the broad bandwidth, sub-picosecond duration, and phase-sensitive detection of the …

We report a fast pump modulation scheme in a terahertz time domain spectroscopy (THz-
TDS) system by utilizing the intensity modulation from the megahertz repetition rate of the …

Terahertz time-domain spectroscopy (THz-TDS) is a method used in research and industry
for non-invasive characterization of products and materials. Many THz-TDS systems rely on …

The terahertz band of the electromagnetic spectrum was the least explored region of the
spectrum prior to the introduction of the technique known as time-domain spectroscopy …

We propose a terahertz time-domain spectrometer based on asynchronous optical
sampling. The spectrometer features ultrahigh spectral resolution equivalent to a laser mode …

The terahertz, or far-infrared, region of the electromagnetic spectrum is of critical importance
in the spectroscopy of condensed matter systems. The electronic properties of …

Terahertz time-domain spectroscopy (THz-TDS) is a powerful technique that enables the
characterization of a large range of bulk materials, devices, and products. Although this …

Pulsed terahertz spectroscopy is suitable for spectroscopic diagnostics of ultrafast events.
However, the study of irreversible or single shot ultrafast events requires ability to record …

Broadband terahertz spectroscopy enables many promising applications in science and
industry alike. However, the complexity of existing terahertz systems has as yet prevented …