GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

Walter Schottky Institute, Technical University of Munich, Garching 85748, Germany Physics Department, TUM School of Natural Sciences, Technical University of Munich, Garching 85748, Germany ...

Molecular fluorescence is typically reduced or “quenched” by dissolved oxygen present ... resulting in a more accurate determination of the static quenching constant. Absorption spectra obtained at ...

While still hardly commonplace, watches housed in sapphire crystal have been on the rise in recent years. With Richard Mille having trained its focus of late on other cutting-edge case materials such ...

Abstract: A homemade Er: YAG crystal-derived silica fiber (ECDSF ... the temporal state changed from a sinusoidal state to a pulsed trend. At the same time, the fluorescence lifetime of the ECDSF ...