New measurements in germanium reveal how excited electrons drive lattice vibrations that govern energy flow and heating in semiconductors. (Nanowerk News) Whether in a smartphone or laptop, ...

The timescales underlying fundamental chemical processes are determined by nuclear and electron dynamics involving atto-, femto- and picosecond events. Probing these events through time-resolved ...

Tanja Cuk*, Michael Paolino, Suryansh Singh, James Stewart, Xihan Chen, and Ilya Vinogradov ACS Catalysis 2024, 14, 9901 DOI: https://doi.org/10.1021/acscatal.3c05931 ...

Attosecond pulses capture ultrafast electron and light–matter dynamics on the shortest timescales accessible to controlled experiments, making them indispensable tools for ultrafast spectroscopy, ...

Scientists successfully visualized the ultrafast dynamics of quasi-particles known as excitons, which are generated in carbon nanotubes upon light excitation. This was achieved with spatial and ...

Halide perovskites—already a focus of major research into efficient, low-cost solar cells—have been shown to handle light faster than most semiconductors on the market. Subscribe to our newsletter for ...

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 ...

Combining pump-probe spectroscopy with fluorescence lifetime imaging microscopy enables non-invasive ultrafast imaging of ...

It took three years for researchers Grazia Raciti, Begoña Abad Mayor, and Ilaria Zardo (from left to right) to develop and characterize the complex setup – only then were the now-published ...