نتایج جستجو برای: triple procedure
تعداد نتایج: 661216 فیلتر نتایج به سال:
The aim of this paper is to design, manufacture and test the first triple RETGEM detector. Using resistive electrode in RETGEM detectors made them more robust against the electrical discharge with respect to THGEM detectors. However, even these robust detectors are not protected against electrical discharge at gains higher than 105. Studying the role of dimensions of the triple RETGEMS detector...
We experimentally generate and characterize a six-photon polarization entangled state, which is usually called “Ψ+6 ”. This is realized with a filtering procedure of triple emissions of entangled photon pairs from a single source, which does not use any interferometric overlaps. The setup is very stable and we observe the sixphoton state with high fidelity. The observed state can be used for de...
On the problem of general structural assignments of linear systems through sensor/actuator selection
A systematic method is developed for determining an output matrix C for a given matrix pair (A; B) such that the resulting linear system characterized by the matrix triple (A; B; C) has the pre-speci2ed system structural properties, such as the 2nite and in2nite zero structure and the invertibility structures. Since the matrix C describes the locations of the sensors, the procedure of choosing ...
A retrospective review was done of 20 children with spastic cerebral palsy who had had a total of 25 triple arthrodeses at Rancho Los Amigos Hospital. The average age at the time of surgery was 15.5 years and average follow-up was 4.5 years. Indications for surgery were progressive deformity (15) and relief of pain (five). The deformities was planovalgus (12), equinovalgus (six), equinovarus (s...
Although EL is a popular logic used in large existing knowledge bases, to the best of our knowledge no procedure has yet been proposed that computes uniform EL interpolants of general EL terminologies. Up to now, also the bounds on the size of uniform EL interpolants remain unknown. In this paper, we propose an approach based on proof theory and the theory of formal tree languages to computing ...
Colonoscopy is currently a widespread procedure used in screening for colorectal cancer. Iatrogenic colonic perforation during colonoscopy is a serious and potentially life-threatening complication that can cause significant morbidity and mortality. "Triple pneumo" (a combination of pneumothorax, pneumomediastinum, and pneumoperitoneum) following colonoscopy is a rare but a serious condition re...
In a previous retrospective study on the physical and psychomotor development of 868 children born after positive maternal serum triple test screening with normal prenatal karyotype, we found an increased incidence of complex multiple congenital anomalies syndromes (1.95%). In the present retrospective study, we collected data on 1799 children born after a pregnancy with a positive maternal ser...
A 38-yr-old man with an unusual type of Ehlers-Danlos syndrome presented for elective abdominal aortic aneurysm repair. During surgery he developed acute myocardial ischaemia, resulting in abandonment of the procedure. He was shown subsequently to have severe triple vessel coronary artery disease. Silent ischaemia associated with severe coronary artery disease, although rare, may be associated ...
Three tachistoscopic tasks were employed to assess whether survivors of severe closed head injury (CHI) exhibit a disturbance of information processing within peripheral and/or central visual pathways. Twelve survivors of severe CHI and 12 individually matched control subjects completed a recognition threshold (no mask) task, a monoptic, forward masking by visual noise task (to assess processin...
Post-infarction ventricular aneurysm is a complication of myocardial infarction. While the involvement of the anterior wall is quite common, posterobasal left ventricular aneurysm is a rare clinical complication in this setting. In this case report, we report a post-infarction posterobasal left ventricular aneurysm combined with ischemic mitral regurgitation due to coronary artery disease, for ...
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