Results 1 to 10 of about 58,186 (307)

Shear Wave Dispersion Slope Measured with Shear Wave Dispersion Imaging Is Associated with Variceal Hemorrhage in Cirrhotic Patients [PDF]

open access: yesDiagnostics, 2022
Background and Objectives: Portal hypertension (PH), as the main consequence of cirrhosis, leads to the development of gastroesophageal varices (GEVs). Variceal hemorrhage (VH) caused by the rupture of GEVs is a life-threatening emergency.
Xiaohui Sun   +4 more
doaj   +2 more sources

Tailored Gires–Tournois etalons as tunable dispersion slope compensators [PDF]

open access: yesOptics Letters, 2004
We present a novel concept of a tailored Gires-Tournois etalon structure and show that such a device is useful for the fabrication of a dispersion-slope compensator with an almost arbitrary dispersion profile and also with tunability in the dispersion slope.
Shu, Xuewen   +3 more
openaire   +3 more sources

The Slope of the Black Hole Mass versus Velocity Dispersion Correlation [PDF]

open access: yesThe Astrophysical Journal, 2002
37 pages, 9 ...
Tremaine, S   +14 more
openaire   +3 more sources

Clinical utilization of shear wave dispersion imaging in diffuse liver disease [PDF]

open access: yesUltrasonography, 2020
Shear wave (SW) dispersion imaging is a newly developed imaging technology for assessing the dispersion slope of SWs, which is related to tissue viscosity in diffuse liver disease. Our preclinical and preliminary clinical studies have shown that SW speed
Katsutoshi Sugimoto   +6 more
doaj   +1 more source

Clinical applications of shear wave dispersion imaging for breast lesions: a pictorial essay [PDF]

open access: yesUltrasonography, 2023
Shear wave dispersion (SWD) imaging is a newly developed ultrasound technology designed to evaluate the dispersion slope of shear waves, which is related to tissue viscosity.
Min Sun Bae   +3 more
doaj   +1 more source

A Weakly-Coupled Few-Mode Hybrid Clad Photonic Crystal Fiber With Ultra-Flattened Dispersion and Low Confinement Loss

open access: yesIEEE Photonics Journal, 2022
We propose a weakly-coupled ultra-flattened chromatic dispersion few-mode photonic crystal fiber (FM-PCF) supporting 10 vector modes (HE11a, HE11b, TM01, HE21a, HE21b, TE01, HE31a, HE31b, EH11a, EH11b) which works over a large range of wavelength across ...
Xiao Lei   +5 more
doaj   +1 more source

Dispersive and dispersive-like bores in channels with sloping banks [PDF]

open access: yesJournal of Fluid Mechanics, 2018
Dans cet article, une analyse dille la dynamique des ressauts undulaires dans des canaux de section variable est prnt Desrmes Low Froude Number (LFN) et High Froude Number (HFN), sont simulvec un mod Serre-Green-Naghdi et les rltats sont comparux expences de Treske.
Chassagne, Rémi   +3 more
openaire   +4 more sources

Efficacy of shear wave elastography for assessment of liver function in patients with heart failure

open access: yesESC Heart Failure, 2021
Aims Liver dysfunction is important for prognosis in heart failure (HF). Shear wave elastography (SWE), which is a novel ultrasound technique for charactering tissues, has been used in liver diseases.
Rie Nakayama   +4 more
doaj   +1 more source

Engineering the high-frequency components of coherent supercontinuum generation in hybrid optical fibers with yttrium aluminum garnet core

open access: yesResults in Physics, 2022
Coherent supercontinuum (SC) generation in optical fibers has spurred extensive research interest and found many applications. Here, we report a hybrid optical crystal fiber with an yttrium aluminum garnet (YAG) core.
Chunlei Huang   +12 more
doaj   +1 more source

The Effect of Hole Radius on The Properties of Large Pitch Photonic Crystal Fiber [PDF]

open access: yesمجلة التربية والعلم, 2011
Three proposals of large pitch (Λ=5µm) photonic crystal fibers (PCFs) are studied. The effect of air hole radius on the properties of the fundamental mode of these fibers are considered.
Rasha Abdulaziz Faris Abdulghafor Ibrahim Abdullah
doaj   +1 more source

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