Materials scientists can learn a lot about a sample material by shooting lasers at it. With nonlinear optical microscopy—a specialized imaging technique that looks for a change in the color of intense ...

From left to right, Albert Suceava, a doctoral student in materials science and engineering, Venkatraman Gopalan, a professor of materials science and engineering, and Saugata Sarker, a graduate ...

Sum-frequency generation (SFG) is a powerful vibrational spectroscopy that can selectively probe molecular structures at surfaces and interfaces, but ...

Second harmonic generation microscopy (SHG) is generally acknowledged as a powerful tool for the label-free three-dimensional visualization of tissues and advanced materials, with one of its most ...

Microscopy continues to transform the life sciences. Here are five recent breakthroughs made possible by the technique.

Artistic visualization of XLuminA's automated optical discovery process. The setup shows laser beams being guided through a network of optical elements including beam splitters, spatial light ...

Photonic chip used in this study, mounted on a transmission electron microscope sample holder and packaged with optical fibers. Credit: Yang et al. DOI: 10.1126/science.adk2489 Photonic chip used in ...

Research on gold nanoparticle-infused borotellurite glasses reveals enhanced nonlinear optical properties, making them ideal ...

Confocal microscopy is a specialized fluorescence imaging technique that scientists use to acquire images at greater resolution than conventional microscopy. 1 In addition to scanning the lateral x ...

PEEM emerges as a key tool for imaging ultra-confined optical fields, offering high sensitivity and minimal disturbance, ...