Leonard Hanssen

Direct method of extracting complex refractive index from routine Fourier transform infrared reflectance/transmittance measurements

Braden Czapla, Leonard Hanssen, L. Hanssen, 2020, Optical Engineering + Applications.

High temperature reflectometer for spatially resolved spectral directional emissivity of laser powder bed fusion processes

Leonard Hanssen, Sergey Mekhontsev, David C. Deisenroth, 2020, Optical Engineering + Applications.

Optical design and initial results from NIST's AMMT/TEMPS facility

Brandon Lane, Leonard Hanssen, Sergey Mekhontsev, 2016, SPIE LASE.

Direct method of extracting broadband complex refractive index from spectrophotometric measurements: an application to polydimethylsiloxane for passive radiative cooling

Braden Czapla, Leonard Hanssen, L. Hanssen, 2021, Journal of photonics for energy.

Report on the CCT Supplementary Comparison S1 of Infrared Spectral Normal Emittance/Emissivity.

Juntaro Ishii, Christian Monte, Leonard Hanssen, 2016, Metrologia.

Very black infrared detector from vertically aligned carbon nanotubes and electric-field poling of lithium tantalate.

Jinan Zeng, Boris Wilthan, Leonard Hanssen, 2010, Nano letters.

Methods for quantitative infrared directional-hemispherical and diffuse reflectance measurements using an FTIR and a commercial integrating sphere.

Yin-Fong Su, T. L. Myers, Leonard Hanssen, 2018, Applied optics.