Results 31 to 40 of about 349,968 (285)

Basic Study of Susceptibility-Weighted Imaging at 1.5T [PDF]

open access: yes, 2008
With the aim of sequence optimization in susceptibility-weighted imaging (SWI), 2 image acquisition parameters (slice thickness and matrix size) and 2 image processing conditions (number of slices per minimum intensity projection (MIP) and Sliding Window)
Anami, Daigo   +10 more
core   +1 more source

Assessment of trabecular bone structure using MDCT: comparison of 64- and 320-slice CT using HR-pQCT as the reference standard [PDF]

open access: yes, 2009
ObjectivesThe aim of our study was to perform trabecular bone structure analysis with images from 64- and 320-slice multidetector computed tomography (MDCT) and to compare these with high-resolution peripheral computed tomography (HR-pQCT).Materials and ...
Ahi S. Issever   +7 more
core   +2 more sources

Evaluation of some spiral and sequential computed tomography protocols of adults used in three hospitals in Shiraz, Iran with American College of Radiology and European Commission guidelines [PDF]

open access: yes, 2018
Purpose: Use of computed tomography (CT) has increased considerably all over the world. In addition, there has been an increased demand for utilisation of CT scanning in Iran over the past decade, especially after introducing multi-detector computed ...
Eghlidospoor   +2 more
core   +1 more source

Ischemic Brain Slice Glucose Utilization: Effects of Slice Thickness, Acidosis, and K+ [PDF]

open access: yesJournal of Cerebral Blood Flow & Metabolism, 1991
Brain slices of varying thickness were used to modify retention of metabolic products in an in vitro model of ischemia. Past and present results reveal increased anaerobic glycolysis in 660-μm slices with accumulation of lactate as slice thickness reaches 1,000 μm. Brain slice glucose utilization and lactate content were measured in buffers of various
G C, Newman, F E, Hospod, S L, Schissel
openaire   +2 more sources

Rotational 3D Printing of Sensor Devices using Reactive Ink Chemistries [PDF]

open access: yes, 2008
This paper charts progress in three key areas of a project supported by both UK government and UK industry to manufacture novel sensor devices using rotary 3D printing technology and innovative ink chemistries; (1) the development of an STL file ...
Broadbent, P. J   +6 more
core   +1 more source

The effect of intervertebral cartilage on neutral posture and range of motion in the necks of sauropod dinosaurs [PDF]

open access: yes, 2013
The necks of sauropod dinosaurs were a key factor in their evolution. The habitual posture and range of motion of these necks has been controversial, and computer-aided studies have argued for an obligatory sub-horizontal pose.
A Christian   +45 more
core   +5 more sources

Second Mesiobuccal Canal Evaluation Features with Cone-Beam Computed Tomography

open access: yesInternational Journal of Dentistry, 2019
Aim. The aim of the study is to evaluate the difference in MB2 prevalence with different slice thicknesses in maxillary first molars. Materials and Methods. Two hundred nonfilled MB2 canals in maxillary first molars of 156 people (75 females and 81 males)
Oleg Mordanov   +9 more
doaj   +1 more source

Electronic depth profiles with atomic layer resolution from resonant soft x-ray reflectivity [PDF]

open access: yes, 2015
The analysis of x-ray reflectivity data from artificial heterostructures usually relies on the homogeneity of optical properties of the constituent materials.
Alff, L.   +10 more
core   +2 more sources

Extending Velocity Channel Analysis for Studying Turbulence Anisotropies [PDF]

open access: yes, 2016
We extend the velocity channel analysis (VCA), introduced by Lazarian & Pogosyan, of the intensity fluctuations in the velocity slices of position-position-velocity (PPV) spectroscopic data from Doppler broadened lines to study statistical anisotropy of ...
Kandel, Dinesh   +2 more
core   +2 more sources

Dextran Decreases Extracellular Tortuosity in Thick-Slice Ischemia Model [PDF]

open access: yesJournal of Cerebral Blood Flow & Metabolism, 2000
An unexpected decrease of extracellular space (ECS) tortuosity was recently reported in thick (1000 μm) ischemic slices using radiotracers. The current study shows that the tortuosity in thick slices from rat neocortex can increase or decrease depending on experimental conditions, whereas ECS volume fraction remains diminished to approximately 10 ...
S, Hrabetová, C, Nicholson
openaire   +2 more sources

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