Liquid metals are a class of materials with a millennia‐long history, albeit until 200 years
ago, mostly centered on mercury‐based applications. The knowledge of mercury's toxicity …

Monitoring insects of different species to understand the factors affecting their diversity and
decline is a major challenge. Laser remote sensing and spectroscopy offer promising novel …

Mercury is a serious neurotoxic agent, and the control and monitoring of emissions are
important. Optical spectroscopy is a powerful technique for measurement of mercury, which …

Atmospheric levels of atomic mercury pollution were measured using spectroscopic
techniques in the city of Guangzhou, Guangdong Province, China. Assessments were …

Measurements of the atmospheric concentration of polluting atomic mercury were performed
using the differential absorption lidar (DIAL) technique in the Lintong district, about 35 km …

A diversified and interdisciplinary lidar research program has been pursued during the
recent 10 years at South China Normal University in Guangzhou, China. The activities …

Scattering, fluctuations and turbulence are very common physical phenomena encountered
in optics, and frequently carry a negative connotation. Certainly, image blurring and …

We report on numerical analysis of the conversion efficiency under different pumping
conditions in the nonlinear frequency upconversion system, the influence of initial frequency …

Optical probing of the atmosphere using active remote sensing techniques of the laser-radar
type will be discussed, but also some passive techniques employing ambient radiation …