Results 21 to 30 of about 1,880,402 (311)

Search for solar axions: CAST [PDF]

open access: yes, 2007
The CERN Axion Solar Telescope (CAST) is searching for axions produced in the Sun's core by the Primakoff process. CAST is using a decommissioned Large Hadron Collider (LHC) test magnet where axions could be converted back into X-rays with energies up to
false, u.a, Lakić, Biljana
core   +1 more source

Use of X-ray radiography in finding defects in metal-matrix composite casts [PDF]

open access: yesMetalurgija, 2008
The aim of the carried out studies was to establish in what degree X-ray radiography is useful for finding defects in metal-matrix composite materials. These materials have various defects due to their specific composition.
K. Gawdziñska   +2 more
doaj  

Study on Fault Detection of Star-Sensor Based on UKF

open access: yesXibei Gongye Daxue Xuebao, 2019
The fault detection of star sensor in satellite when no telemetry data from the gyroscope can be obtained is investigated. An algorithm based on the unscented Kalman filter (UKF) is proposed to indicate the occurrence of the fault.

doaj   +1 more source

Insignificant shadow detection for video segmentation [PDF]

open access: yes, 2005
To prevent moving cast shadows from being misunderstood as part of moving objects in change detection based video segmentation, this paper proposes a novel approach to the cast shadow detection based on the edge and region information in multiple frames.
Dong Xu   +6 more
core   +2 more sources

The evolution of articulators: Part II [PDF]

open access: yesStomatološki glasnik Srbije, 2017
Articulators are instruments that aimed to reproduce the range of jaw movements. The first instrument designs were attempts to duplicate anatomic relations or reproduce functional movements of the anatomy. They were able to preserve centric position only.
Navneet Kaur Mann   +3 more
doaj  

Percutaneous Achilles Tenotomy in Idiopathic Clubfoot treatment

open access: yesAlbanian Journal of Trauma and Emergency Surgery, 2023
Introduction; Percutaneous Achilles tenotomy is a standard procedure in most clubfoot patients treated with Ponseti method as the most widely use method of conservative clubfoot treatment.
Edvin Selmani, Julian Ruci, Arben Gjonej
doaj   +1 more source

Baseline designing and implementation approach for a Geo-SAR tomography system

open access: yesThe Journal of Engineering, 2019
This study proposes a new method to design and implement the baseline of a geosynchronous Earth orbit synthetic aperture radar (Geo-SAR) tomography system. Due to the satellite's orbital property, its ideal revisit cycle is 1 day, and it could be changed
Zhao Bingji   +4 more
doaj   +1 more source

Comparing "challenge-based" and "code-based" internet voting verification implementations [PDF]

open access: yes, 2019
Internet-enabled voting introduces an element of invisibility and unfamiliarity into the voting process, which makes it very different from traditional voting.
A Kiayias   +14 more
core   +6 more sources

Hair casts

open access: yesIndian Dermatology Online Journal, 2014
Hair casts or pseudonits are circumferential concretions, which cover the hair shaft in such a way that, it could be easily removed. They are thin, cylindrical, and elongated in length. We present an unusual case of an 8-year-old girl presenting with hair casts. Occurrence of these is unusual, and they may have varied associations.
Sweta S Parmar   +2 more
openaire   +3 more sources

Cast syndrome [PDF]

open access: yesOxford Medical Case Reports, 2019
Cast syndrome, commonly known as superior mesenteric artery (SMA) syndrome is a rare cause of small bowel obstruction caused by compression of third part of duodenum from narrowing of the angle between superior mesenteric artery and abdominal aorta resulting in symptoms of duodenal outflow obstruction.
Madhu, Badireddy   +2 more
openaire   +2 more sources

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