نتایج جستجو برای: inflow outflow method
تعداد نتایج: 1654391 فیلتر نتایج به سال:
Objectives The accurate measurement of geographic patterns of health care utilization is a prerequisite for the study of geographic variations in health care utilization. While several measures have been developed to measure how accurately geographic units reflect the health care utilization patterns of residents, they have been only applied to hospitalization and need further evaluation. This ...
In general, the Muskingum-Cunge method is used to route floods when observed flood data are not available. this study, applicability of Variable Parameter (VPMC) routing was investigated in a gauged creek reach. The reach between two stream gauging stations. Some physical characteristics reach, such as length, bed slope, cross sections, and Manning’s coefficient (n), were determined by using di...
Previously hidden low-energy ions: a better map of near-Earth space and the terrestrial mass balance
This is a review of the mass balance of planet Earth, intended also for scientists not usually working with space physics or geophysics. The discussion includes both outflow of ions and neutrals from the ionosphere and upper atmosphere, and the inflow of meteoroids and larger objects. The focus is on ions with energies less than tens of eV originating from the ionosphere. Positive low-energy io...
We compute mass outflow rates from advective accretion disks around compact objects, such as neutron stars and black holes. These computations, for the first time, are done using combinations of exact transonic inflow and outflow solutions which may or may not form standing shock waves. Assuming that the bulk of the outflow is from the effective boundary layers of these objects, we find that th...
Berlin Heart INCOR system is a left ventricle assist device (LVAD), which generates a laminar blood flow. Its inflow canula is implanted in the heart apex, while its outflow canula-in the ascending aorta. In the present work a new alternative technique for implantation of the device's inflow canula is reported. The suggested technique is quicker and easier than the conventional one. It saves ti...
• The heart chambers contract sequentially and any significant alteration in spread of the electrical activity may bring about a change in sequence. While recording contractile force from multiple sites on a single ventricle, it was noted that different portions of the ventricular myocardium showed consecutive onset of systole. Puff employed high-speed cinematography to study changes in ventric...
OBJECTIVE Our objective is to assess the safety of a surgical technique applied to the difficult left upper lobectomy. The inflow-outflow occlusion technique features: dividing the superior pulmonary vein first, then proximal control by clamping the main pulmonary artery (PA), and then distal control by clamping the inferior pulmonary vein. METHODS A retrospective cohort study of a prospectiv...
A 72-year-old patient reported a sudden development of poor outflow from his Tenckhoff catheter; he had been performing continuous ambulatory peritoneal dialysis for 3 years because of diabetic nephropathy and hypertensive nephrosclerosis. There was a slow outflow rate, and the effluent volume was only 400e600 mL after an instillation of 2 L of dialysate; the inflow rate was variable. He report...
Motivated by the low-collisionality of gas accreted onto black holes in Sgr A* and other nearby galactic nuclei, we study a family of 2D advective accretion solutions with thermal conduction. While we only impose global inflow, the accretion flow spontaneously develops bipolar outflows. The role of conduction is key in providing the extra degree of freedom (latitudinal energy transport) necessa...
The peripheral and central apparatus for extraretinal (non-visual) sensing of eye position by proprioception (inflow) is documented. The functional significance of this inflowing signal is shown by its role in (1) providing oculomotor stability in fixation and conjugacy, (2) specification of visual direction, (3) development of some visual functions, and (4) depth and vergence responses. Inflow...
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