Results 81 to 90 of about 21,932 (307)

Rayleigh scattering temperature measurements in a swirl stabilized burner

open access: yes, 2013
Rayleigh scattering temperature measurements were obtained in a turbulent reactive swirling coaxial jet discharged from a swirl-stabilized burner along the jet-flame centerline.
Hardalupas, Y.   +3 more
core  

The swirl turbine

open access: yesIOP Conference Series: Earth and Environmental Science, 2012
In the article is introduced the new type of the turbine - swirl turbine. This turbine is based on opposite principle than Kaplan turbine. Euler equation is satisfied in the form gHηh = −u2vu2. From this equation is seen, that inflow of liquid into the runner is without rotation and on the outflow is a rotation of liquid opposite of rotation of runner.
M Haluza, F Pochylý, P Rudolf
openaire   +1 more source

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

Slow swirl phaco

open access: yesIndian Journal of Ophthalmology
This article reports a novel surgical technique in the management of soft posterior polar cataracts. This technique avoids hydro procedures, trenching, and chopping. Viscodissection is avoided or minimal, and polar opacity is removed last. These modifications minimize the risk of intraoperative complications.
Hridya Mohan, Kalpana Narendran
openaire   +3 more sources

Peripheral Neutrophil Activation and Extracellular Trap Formation in Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Markers of neutrophil activation are increased in plasma during ALS, and markers of NET formation associate with ALS survival. ABSTRACT Objectives Peripheral neutrophil levels in amyotrophic lateral sclerosis (ALS) inversely correlate with survival, suggesting a role for neutrophils in disease progression.
Lillia A. Baird   +9 more
wiley   +1 more source

Non-linearities in the thermoacoustic response of a premixed swirl burner

open access: yes, 2009
PhDLean premixed combustion remains one of the simplest and most effective methods of reducing NOx emissions in industrial gas turbines. Lean premixed flames are however prone to an undesirable side effect known as combustion instability, reducing ...
Hosseini, S. M. Reza, Hosseini, S M Reza
core  

White Matter Microstructural Abnormalities in Neonatal Onset Genetic Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Recent evidence indicates that epilepsy is associated with abnormal white matter. If seizures alter white matter, then the impact upon network function, epileptogenesis, and cognition could be pronounced in neonates undergoing rapid developmental myelination. Neonates with epilepsy due to nonstructural genetic causes provide a unique
Amanda G. Sandoval Karamian   +8 more
wiley   +1 more source

Stability of trailing vortices with radial stratification [PDF]

open access: yes, 2011
We look at the effects of the radial density stratification on the stability of the q-vortex, a commonly accepted model for aircraft trailing vortices. It has been demonstrated that the 2D Lamb-Oseen vortex develops a Rayleigh-Taylor instability when its
Fontane, Jérôme   +2 more
core  

Pengaruh Perubahan Bentuk Intake Manifold Terhadap Unjuk Kerja Motor Diesel Dengan Metode Simulasi

open access: yesJurnal Teknik ITS, 2014
Berbagai modifikasi pada mesin diesel dewasa ini telah banyak dilakukan. Mesin diesel mengalami pemodifikasian tidak lain adalah untuk meningkatkan unjuk kerja atau performa.
Daniel Fr Sinaga, Semin Semin Sanuri
doaj  

Neurochemical Endpoints to Inform Early‐Stage Trials of Spinocerebellar Ataxia 2 and 3 in a Multisite Setting

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neurochemical levels measured by brain MR spectroscopy (MRS) have been proposed as endpoints for clinical trials in early‐stage spinocerebellar ataxia (SCA) trials. We tested their trial‐readiness by quantifying neurochemicals in three affected brain regions in early‐stage cohorts of SCA2 and SCA3, examining their reproducibility in ...
James M. Joers   +19 more
wiley   +1 more source

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