Background Early graft failure within 90 postoperative days is the leading cause of mortality after heart transplantation. Existing risk scores, based on linear regression, often struggle to capture ...
This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...
Abstract: DC series-parallel power flow controller (SP-PFC) is a highly efficient device to solve the problem of uncontrolled line current in the bipolar DC distribution system. However, its potential ...
Abstract: This article proposes a simple speed control strategy for a mono-inverter dual parallel (MIDP) permanent magnet synchronous motor (PMSM) drive system, where two motors are connected in ...
This episode follows the build of a T-Bot Cartesian motion system, from machining components to assembling linear rails and belt drives. Along the way, small mistakes reveal how precision systems ...
Background: Continuous-flow ventricular assist devices (VADs) have been widely adopted in clinical practice for the treatment of heart failure, but the effect of their non-pulsatile blood flow on ...
January 8, 2026 (NYALA) – The civil administration of the Rapid Support Forces (RSF), in cooperation with the Tasis coalition, has begun taking practical steps to establish a central bank and a ...
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