Characterization of active matter in dense suspensions with heterodyne laser Doppler velocimetry
Sign Up to like & getrecommendations! Published in 2020 at "Colloid and Polymer Science"
DOI: 10.1007/s00396-020-04693-6
Abstract: We present a novel approach for characterizing the properties and performance of active matter in dilute suspension as well as in crowded environments. We use Super-Heterodyne Laser-Doppler-Velocimetry (SH-LDV) to study large ensembles of catalytically active… read more here.
Keywords: laser doppler; doppler velocimetry; active matter; heterodyne laser ... See more keywords
Dynamic Testing Technique Based on Multi-channel Photonic Doppler Velocimetry for Investigating the Dynamic Behavior of Materials
Sign Up to like & getrecommendations! Published in 2019 at "Acta Mechanica Solida Sinica"
DOI: 10.1007/s10338-019-00115-5
Abstract: In the present paper, more attention is paid to develop a new optical measurement approach of split-Hopkinson pressure bar (SHPB) and wave propagation inverse analysis (WPIA) by using multi-channel photonic Doppler velocimetry (PDV). Based on… read more here.
Keywords: particle velocity; multi channel; photonic doppler; channel photonic ... See more keywords
Application of photon Doppler velocimetry for characterization of ejecta from shock-loaded samples
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Physics"
DOI: 10.1063/1.5029958
Abstract: We consider the problem of recovering the physical parameters of ejecta from data of photon Doppler velocimetry (PDV). The results of PDV measurements of ejecta production from shock-loaded Pb samples are presented. Shockwaves in the… read more here.
Keywords: loaded samples; ejecta; doppler velocimetry; photon doppler ... See more keywords
Photon Doppler Velocimetry and Simulation of Ejection of Particles from the Surface of Shock-Loaded Samples
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Experimental and Theoretical Physics"
DOI: 10.1134/s1063776120030097
Abstract: Abstract The results of photon Doppler velocimetry of ejecta from shock-loaded metal samples are reported. The experiments have been performed with tin and lead samples of a given thickness and a given surface roughness. The… read more here.
Keywords: photon doppler; doppler velocimetry; shock loaded; surface shock ... See more keywords
Fetal Doppler velocimetry and bronchopulmonary dysplasia risk among growth-restricted preterm infants: an observational study
Sign Up to like & getrecommendations! Published in 2017 at "BMJ Open"
DOI: 10.1136/bmjopen-2016-015232
Abstract: Objective To investigate whether fetal growth restriction (FGR) diagnosis, based on pathological prenatal fetal Doppler velocimetry, is associated with bronchopulmonary dysplasia (BPD) independently of being small for gestational age (SGA) per se at birth among… read more here.
Keywords: fgr; risk; doppler velocimetry; fetal doppler ... See more keywords
Altered Doppler velocimetry of fetal middle cerebral artery in singleton pregnancies complicated by mild well-controlled gestational diabetes.
Sign Up to like & getrecommendations! Published in 2022 at "Fetal diagnosis and therapy"
DOI: 10.1159/000522203
Abstract: Introduction The aim the present study is to evaluate fetal umbilical artery (UA) and middle cerebral artery (MCA) blood flow in patients with gestational diabetes (GD), in order to determine whether minimal anomalies of glucose… read more here.
Keywords: doppler velocimetry; middle cerebral; singleton pregnancies; artery ... See more keywords
Compact system for in situ laser Doppler velocimetry of blood flow.
Sign Up to like & getrecommendations! Published in 2019 at "Biomedical optics express"
DOI: 10.1364/boe.10.005862
Abstract: This work describes the implementation of a compact system allowing measurement of blood flow velocity using laser Doppler velocimetry in situ. The compact setup uses an optical fiber acting as an emitter and receptor of… read more here.
Keywords: blood flow; doppler velocimetry; compact system; blood ... See more keywords
Direction-discriminated rotational Doppler velocimetry with circularly polarized vortex beams.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.443022
Abstract: The rotational Doppler effect can be exploited in laser rotational Doppler velocimetry to detect the angular velocity of a moving object. Recently, its vectorial counterpart was revealed, which uses vectorial polarization fields and shows the… read more here.
Keywords: doppler; doppler velocimetry; direction discriminated; rotational doppler ... See more keywords
Doppler velocimetry of the orbital arteries in patients with sickle cell anemia: relationship with biomarkers of hemolysis
Sign Up to like & getrecommendations! Published in 2017 at "Radiologia Brasileira"
DOI: 10.1590/0100-3984.2015.0180
Abstract: Objective To investigate orbital vascular resistance by Doppler velocimetry in patients with steady-state sickle cell anemia, as well as to characterize its relationship with biomarkers of hemolysis. Materials and Methods This was a cross-sectional study… read more here.
Keywords: doppler velocimetry; sickle cell; cell anemia;
A Wind Study of Venus’s Cloud Top: New Doppler Velocimetry Observations
Sign Up to like & getrecommendations! Published in 2020 at "Atmosphere"
DOI: 10.3390/atmos12010002
Abstract: At Venus’s cloud top, the circulation is dominated by the superroration, where zonal wind speed peaks at ∼100 ms−1, in the low-to-middle latitudes. The constraining of zonal and meridional circulations is essential to understanding the… read more here.
Keywords: venus cloud; doppler velocimetry; cloud top; wind ... See more keywords