Measurements of optical turbulence over 149-km path
Sign Up to like & getrecommendations! Published in 2020 at "Optical Engineering"
DOI: 10.1117/1.oe.59.8.081806
Abstract: Abstract. An experiment was conducted to study turbulence along a 149-km path between the Mauna Loa and Haleakala mountain tops using digital cameras and light-emitting diode (LED) beacons. Much of the path is over the… read more here.
Keywords: turbulence; path; 149 path; turbulence along ... See more keywords
Smartphone-based measurements of the optical properties of snow.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.457976
Abstract: Snow is a highly complex medium composed of ice crystals of various shapes and sizes. Knowledge of its intrinsic optical properties such as scattering and absorption coefficients is tantamount to radiative transfer models in climate… read more here.
Keywords: measurements optical; smartphone based; based measurements; properties snow ... See more keywords
Simple precision measurements of optical beam sizes.
Sign Up to like & getrecommendations! Published in 2018 at "Applied optics"
DOI: 10.1364/ao.57.009863
Abstract: We present a simple high-precision method to quickly and accurately measure the diameters of Gaussian beams, Airy spots, and central peaks of Bessel beams ranging from sub-millimeter to many centimeters without specialized equipment. By simply… read more here.
Keywords: measurements optical; precision measurements; simple precision; optical beam ... See more keywords
Determining Trap Compliances, Microsphere Size Variations, and Response Linearities in Single DNA Molecule Elasticity Measurements with Optical Tweezers
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DOI: 10.3389/fmolb.2021.605102
Abstract: We previously introduced the use of DNA molecules for calibration of biophysical force and displacement measurements with optical tweezers. Force and length scale factors can be determined from measurements of DNA stretching. Trap compliance can… read more here.
Keywords: optical tweezers; elasticity; dna; measurements optical ... See more keywords