Results 91 to 100 of about 34,459 (212)

Damage‐limited resolution for X‐ray and electron microscopy of organic specimens

open access: yesActa Crystallographica Section D, Volume 82, Issue 5, Page 471-483, May 2026.
Analytical expressions for the damage‐limited resolution are developed and applied to X‐ray and electron imaging of beam‐sensitive specimens. The findings will guide future microscopy and instrument design.Analytical expressions for the damage‐limited resolution (DLR) are developed and applied to X‐ray and electron imaging of beam‐sensitive specimens ...
Ray F. Egerton, Colin Nave
wiley   +1 more source

Robust volume assessment of brain tissues for 3-dimensional fourier transformation MRI via a novel multispectral technique.

open access: yesPLoS ONE, 2015
A new TRIO algorithm method integrating three different algorithms is proposed to perform brain MRI segmentation in the native coordinate space, with no need of transformation to a standard coordinate space or the probability maps for segmentation.
Jyh-Wen Chai   +8 more
doaj   +1 more source

Influence of dental metallic artifact from multislice CT in the assessment of simulated mandibular lesions

open access: yesJournal of Applied Oral Science, 2010
OBJECTIVE: This study evaluated the influence of metallic dental artifacts on the accuracy of simulated mandibular lesion detection by using multislice technology. MATERIAL AND METHODS: Fifteen macerated mandibles were used.
Andréia Perrella   +4 more
doaj   +1 more source

Magnetic Effects in the Paraxial Regime of Elastic Electron Scattering

open access: yes, 2016
Based on a recent claim [Phys. Rev. Lett. 116, 127203 (2016)] that electron vortex can be used to image magnetism at the nanoscale in elastic scattering experiments, using transmission electron microscopy, a comprehensive computational study is performed
Edström, Alexander   +2 more
core   +1 more source

“Anomalous right pulmonary artery left atrial fistula”: Growth in vain

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2015
We report a case of direct communication between the right pulmonary artery and the left atrium; a rare cause of central cyanosis in 10 year old boy, emphasizing the role of multislice computed tomography scanner in delineating the complex vascular ...
Vishal Kumar Jain   +5 more
doaj   +1 more source

Dynamics of tibial cortical bone density in patients with closed lower leg fractures at treatment stages

open access: yesГений oртопедии, 2018
Purpose To study the dynamics of tibial cortical plate density during treatment of tibial fractures with transosseous osteosynthesis using computed tomography Material and methods Multislice computed tomography was used to study the density of the ...
Galina V. Diachkova   +4 more
doaj   +1 more source

A case report of pyknodysostosis with cleidocranial dysplasia: Computed tomography and panoramic imaging

open access: yesJournal of Oral and Maxillofacial Radiology, 2013
Pyknodysostosis is an extremely rare autosomal recessive genetic osteosclerotic disorder caused by cathepsin K deficiency leading to decrease in the bone turnover.
Dharmraj Meena   +3 more
doaj  

Multi-beam multi-slice X-ray ptychography

open access: yesScientific Reports
X-ray ptychography provides the highest resolution non-destructive imaging at synchrotron radiation facilities, and the efficiency of this method is crucial for coping with limited experimental time.
Mattias Åstrand   +6 more
doaj   +1 more source

Two-Point Left Ventricle Pacing and Cardiac Computed Tomography

open access: yesCase Reports in Cardiology, 2012
Endocardial leads can potentially cause problems during coronary vessels visualization in multislice computed tomography (MSCT) due to a large number of artifacts.
Rafal Mlynarski   +5 more
doaj   +1 more source

The two dimensional Hubbard Model at half-filling: I. Convergent Contributions

open access: yes, 2001
We prove analyticity theorems in the coupling constant for the Hubbard model at half-filling. The model in a single renormalization group slice of index $i$ is proved to be analytic in $\lambda$ for $|\lambda| \le c/i$ for some constant $c$, and the ...
Rivasseau, Vincent
core   +1 more source

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