Figure 1. Schematic diagrams of CF-LITES and CF-H-LITES detection system. (a) The detailed diagram of the QTF. (b) The figure of the self-designed T-shaped QTF. Σ: adder; TA: trans-impedance amplifier ...

Virtually every scientific field has made strides by harnessing light to study the properties of substances. This technique, called spectroscopy, has countless research applications, and innovations ...

A new method for broadband THz–fingerprint Raman spectroscopy at an ultrafast spectral rate enables synchronous measurement of two distinct types of vibrational signals, for dual-region sensitivity ...

Accurately measuring the amplitude of a sinusoidal signal is a design challenge that is common to many data acquisition designs. The most famous and ubiquitous solution to this problem is synchronous ...

Analog Devices is aiming at low-power signal measurement with a combined synchronous demodulator and filter chip which allows precision magnitude and phase measurements to be made on analogue signals ...