System for performing chemical spectroscopy on samples from the scale of nanometers to
millimeters or more with a multifunctional platform combining analytical and imaging …

Abstract System for performing chemical spectroscopy on samples from the scale of
nanometers to millimeters or more with a multifunctional platform combining analytical and …

Systems and methods for sensing vibrational absorption induced photothermal effect via a
visible light source. A Mid-infrared photothermal probe (MI-PTP, or MIP) approach achieves …

Methods and apparatus for performing chemical spectros copy on samples from the scale of
nanometers to millimeters or more with a multifunctional platform combining analyti cal and …

A portable spectrometer device includes an illumination source for directing at a sample,
and a tapered light pipe (TLP) for capturing light interacting with the sample at a first focal …

A method includes directing a first plurality of probe laser pulses through a sample, dividing
each of the first plurality of probe laser pulses to generate a first interferogram, and …

A lightpipe is coupled to a spectrometer based on a laterally variable optical filter. The
lightpipe may be used for both guiding the illuminating light towards a sample and collecting …

US11480518B2 - Asymmetric interferometric optical photothermal infrared spectroscopy -
Google Patents US11480518B2 - Asymmetric interferometric optical photothermal infrared …

2021-05-27 Assigned to UNIVERSITY OF NOTRE DAME DU LAC reassignment
UNIVERSITY OF NOTRE DAME DU LAC ASSIGNMENT OF ASSIGNORS INTEREST (SEE …

Embodiments disclosed include methods and apparatus for Fluorescent Enhanced
Photothermal Infrared (FE-PTIR) spectroscopy and chemical imaging, which enables high …