Comparison of tests for failure of passive transfer in neonatal calf serum using total protein refractometry and the biuret method.
Sign Up to like & getrecommendations! Published in 2021 at "Preventive veterinary medicine"
DOI: 10.1016/j.prevetmed.2021.105290
Abstract: Failure of passive transfer (FPT) is defined as failure to absorb colostral antibodies sufficient to achieve a serum Immunoglobulin G (IgG) concentration >10 g/L. Immunoglobulin G can be measured directly in calf serum using radial… read more here.
Keywords: passive transfer; refractometer; serum; failure passive ... See more keywords
Fiber-Optic Refractometer Based on a Reflective Aspheric Prism Rendering Adjustable Sensitivity
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2019.2893969
Abstract: This study proposes a miniaturized refractometer with adjustable sensitivity that incorporates a reflective prism linked to a pair of precision-aligned fibers. An incident beam emanating from a single-mode fiber (SMF) undergoes Fresnel reflection at the… read more here.
Keywords: refractometer; prism; sensitivity; adjustable sensitivity ... See more keywords
Multipoint Refractometer Based on Combined Correlation and Frequency Multiplexing
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2017.2723464
Abstract: We demonstrate a new simple multi-point refractometer using Fresnel reflection at the fiber tip with closely spaced interferometer for intensity reference. A combined technique for simultaneous interrogation and multiplexing of identical sensor heads was developed… read more here.
Keywords: frequency; refractometer; correlation; multipoint refractometer ... See more keywords
Resolution Improvement in a Multi-Point Fiber Refractometer Based on Coherent-OFDR
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2020.2983377
Abstract: In this letter, we propose a signal processing method for improving the resolution of a multi-point fiber refractometer from 10−4 to 10−6. The fiber refractometer uses the Fresnel reflection at the fiber tip to measure… read more here.
Keywords: resolution; refractometer; fiber refractometer; point fiber ... See more keywords
Optical fiber thermo-refractometer.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.450316
Abstract: This work presents the implementation of a thermo-refractometer, which integrates the measurement of both refractive index and temperature in a single optical fiber structure. To this purpose, a lossy mode resonance (LMR)-based refractometer is obtained… read more here.
Keywords: refractometer; thermo refractometer; fiber thermo; temperature ... See more keywords
Validation of Brix refractometer to estimate immunoglobulin G concentration in goat colostrum
Sign Up to like & getrecommendations! Published in 2021 at "Veterinary World"
DOI: 10.14202/vetworld.2021.3194-3199
Abstract: Abstract Background and Aim: Immunoglobulin G (IgG) concentration is high in goat colostrum, particularly in the first few hours after parturition, and this is important for the kid’s immunity and growth. IgG levels vary depending… read more here.
Keywords: brix; refractometer; colostrum; igg concentration ... See more keywords
Comparison of a commercially available veterinary digital refractometer to analogue refractometer and laboratory chemistry analyzer in the evaluation of canine serum total protein.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Veterinary Medical Association"
DOI: 10.2460/javma.23.01.0020
Abstract: OBJECTIVE To assess the agreement between measurements of total protein (TP) concentrations in canine serum samples between a commercially available veterinary digital refractometer (DR), an analog handheld refractometer (AR), and a laboratory-based chemistry analyzer (LAB).… read more here.
Keywords: refractometer; serum; chemistry; serum samples ... See more keywords