Coupling mid-infrared “idler” photons with near-infrared “signal” photons enables cheaper, smaller and more efficient machines for uses such as greenhouse gas monitoring to medical diagnostics.

Discover how advanced gas detection technologies contribute to smarter, more effective climate action strategies.

What is Surface-Enhanced Infrared Absorption (SEIRA) Spectroscopy? Surface-enhanced infrared absorption (SEIRA) spectroscopy is an advanced analytical technique that combines the principles of ...

Akihiko Kakuho, Kevin R. Sholes, Yutaka Hashizume, Shohei Takatani, Tomonori Urushihara, Ronald K. Hanson, Jay B. Jeffries and Mark G. Allen This paper presents a new measurement technique for ...

A research team from the Anhui Institute of Optics and Fine Mechanics, the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, developed a new method that enhances the precision ...

Plasmon-enhanced molecular spectroscopies have attracted tremendous attention as powerful detection tools with ultrahigh sensitivity down to the single-molecule level. The optical response of ...

Leak seeker: The University of Colorado infrared laser at the Table Mountain Test Facility Two new technologies that use laser frequency combs to detect natural gas leaks have been unveiled by ...

Most gases are extremely difficult to detect because they are odorless. Certain gases are extremely harmful to humans if inhaled. Owing to the above, researchers have developed many potent techniques ...

Researchers have long sought to develop multifunctional stealth materials capable of evading detection across different parts of the electromagnetic spectrum. However, achieving compatible stealth ...

CEA-Leti today presented new research at SPIE Photonics West highlighting major progress in the integration of quantum cascade lasers (QCLs) with silicon photonic platforms for mid-infrared (MIR) ...