Results 31 to 40 of about 64,303 (305)

Efficient sympathetic motional ground-state cooling of a molecular ion [PDF]

open access: yes, 2015
Cold molecular ions are promising candidates in various fields ranging from precision spectroscopy and test of fundamental physics to ultra-cold chemistry.
Gebert, Florian   +3 more
core   +3 more sources

Differences in ultrasound-derived arterial wall stiffness parameters and noninvasive blood pressure between Friesian horses and Warmblood horses [PDF]

open access: yes, 2020
Background: Aortic rupture is more common in Friesians compared to Warmbloods, which might be related to differences in arterial wall composition and, as such, arterial wall stiffness (AWS).
Chiers, Koen   +5 more
core   +1 more source

The Energy Dependence of Neutron Star Surface Modes and X-ray Burst Oscillations

open access: yes, 2005
We calculate the photon energy dependence of the pulsed amplitude of neutron star (NS) surface modes. Simple approximations demonstrate that it depends most strongly on the bursting NS surface temperature. This result compares well with full integrations
Anthony L. Piro   +4 more
core   +1 more source

Doppler evaluation of renal resistivity index in healthy conscious horses and donkeys.

open access: yesPLoS ONE, 2020
The renal resistive index (RRI) is used as a measurement of downstream resistance in arteries. The aim of this study was to assess the RRI of the arcuate arteries by pulsed-wave Doppler ultrasonography in healthy conscious horses and donkeys, and to ...
Francesca Freccero   +4 more
doaj   +1 more source

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

The Pulsed Doppler Predictors of Intra Dialysis Hypotension and Relationship between Doppler Indices and Net Fluid Loss after Dialysis in Patients with End Stage Renal Disease: Pulsed Doppler Study

open access: yesClinical Medicine Insights: Cardiology, 2008
Background In patients with end stage renal disease (ESRD) on regular haemodialysis (HD), fluid status in the body has an important impact on the left ventricular (LV) filling and it can lead to intra-dialysis hypotension.
Taysir Said Garadah   +3 more
doaj   +1 more source

Analysis of MSFC ground-based Doppler lidar data [PDF]

open access: yes, 1984
Analysis of data collected during the participation of the MSFC 10.6 micron pulsed Doppler lidar system (DLS) in the Joint Airport Weather Studies (JAWS) experiment is concluded.
Rothermel, J.
core   +1 more source

Simvastatin Restores Uteroplacental Hemodynamics and Trophoblast Function in Obstetric Antiphospholipid Syndrome in a Placenta‐on‐a‐Chip Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Simvastatin mitigates placental hypoperfusion in OAPS by ameliorating abnormal uteromaternal hemodynamics and enhancing trophoblast invasion via optimized endothelial cell interactions under pathological shear stress, as evidenced by results from a placenta‐on‐a‐chip platform.
Hongli Liu   +10 more
wiley   +1 more source

UV frequency metrology on CO (a3Pi); isotope effects and sensitivity to a variation of the proton-to-electron mass ratio [PDF]

open access: yes, 2011
UV frequency metrology has been performed on the a3Pi - X1Sigma+ (0,0) band of various isotopologues of CO using a frequency-quadrupled injection-seeded narrow-band pulsed Titanium:Sapphire laser referenced to a frequency comb laser.
Bethlem, Hendrick L.   +4 more
core   +2 more sources

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