Results 51 to 60 of about 238,134 (266)

Entanglement sudden death and sudden birth in two uncoupled spins [PDF]

open access: yesPhysica Scripta Special Topics T135, 014032 (2009), 2009
We investigate the entanglement evolution of two qubits interacting with a common environment trough an Heisenberg XX mechanism. We reveal the possibility of realizing the phenomenon of entanglement sudden death as well as the entanglement sudden birth acting on the environment.
arxiv   +1 more source

"Re-evaluation of variants of uncertain significance in patients with hereditary arrhythmogenic disorders"

open access: yesBMC Cardiovascular Disorders
Background Genetic diagnostics support the diagnosis of hereditary arrhythmogenic diseases, but variants of uncertain significance (VUS) complicate matters, emphasising the need for regular reassessment.
Sarah Martin   +4 more
doaj   +1 more source

Actionable Variants of Unknown Significance in Inherited Arrhythmogenic Syndromes: A Further Step Forward in Genetic Diagnosis

open access: yesBiomedicines
Background/Objectives: Inherited arrhythmogenic syndromes comprise a heterogenic group of genetic entities that lead to malignant arrhythmias and sudden cardiac death.
Estefanía Martínez-Barrios   +15 more
doaj   +1 more source

Entanglement Sudden Death and Sudden Birth in Semiconductor Microcavities [PDF]

open access: yes, 2011
We explore the dynamics of the entanglement in a semiconductor cavity QED containing a quantum well. We show the presence of sudden birth and sudden death for some particular sets of the system parameters.
arxiv   +1 more source

Controlling entanglement sudden death in cavity QED by classical driving fields [PDF]

open access: yesEur. Phys. J. D 51, 283-288 (2009), 2008
We investigate the entanglement dynamics of a quantum system consisting of two-level atoms interacting with vacuum or thermal fields with classical driving fields. We find that the entanglement of the system can be improved by adjusting the classical driving field.
arxiv   +1 more source

Motor‐Free Soft Robots for Cancer Detection, Surgery, and In Situ Bioprinting

open access: yesAdvanced Healthcare Materials, EarlyView.
Novel motor‐free soft robots for cancer detection, surgery, and in situ bioprinting–are presented. This master‐slave system is constructed from soft fibrous syringe architectures, removing the need for electrical motors and complex control mechanisms, while reducing the physical tremors.
Chi Cong Nguyen   +17 more
wiley   +1 more source

Is there a utility for QRS dispersion in clinical practice? [PDF]

open access: yes, 2017
Prognostic markers derived from standard ECG have always been seductive. Increased dispersion of durations of the P wave, of the QRS complex, or of the QT interval has been associated with the risk of atrial fibrillation, ventricular arrhythmias, sudden ...
Chávez-González, Elibet   +2 more
core   +4 more sources

Deporte y síndromes arritmogénicos hereditarios (Sport and inherited arrhythmogenic syndromes)

open access: yesRetos: Nuevas Tendencias en Educación Física, Deportes y Recreación
Los síndromes arritmogénicos hereditarios son un grupo de patologías cardiacas asociadas a arritmias malignas y un mayor riesgo de muerte súbita cardiaca, en ocasiones la primera manifestación de la patología.
Georgia Sarquella-Brugada   +5 more
doaj   +1 more source

Technical Report: Comparative Evaluation of AR-based, VR-based, and Traditional Basic Life Support Training [PDF]

open access: yesarXiv, 2022
Basic life support (BLS) is crucial in the emergency response system as sudden cardiac arrest is still a major cause of death worldwide. In the majority of cases, cardiac arrest is witnessed out-of-hospital where execution of BLS including resuscitation through by-standers gets indispensable.
arxiv  

P21‐Activated Kinase 2 as a Novel Target for Ventricular Tachyarrhythmias Associated with Cardiac Adrenergic Stress and Hypertrophy

open access: yesAdvanced Science, EarlyView.
Ca2+/calmodulin‐dependent kinase II (CaMKII) activation is likely driven by oxidative stress, particularly excessive reactive oxygen species (ROS) production. This study identifies P21‐activated kinase 2 (Pak2) as a novel regulator of ROS‐induced CaMKII activation and abnormal Ca2⁺ dynamics in acute adrenergic and chronic pressure‐overload stressed ...
Tao Li   +21 more
wiley   +1 more source

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