Results 61 to 70 of about 844,973 (278)

Entanglement sudden death in qubit-qutrit systems

open access: yes, 2007
We demonstrate the existence of entanglement sudden death (ESD), the complete loss of entanglement in finite time, in qubit-qutrit systems. In particular, ESD is shown to occur in such systems initially prepared in a one-parameter class of entangled ...
Almeida   +18 more
core   +1 more source

Dynamical phases for the evolution of the entanglement between two oscillators coupled to the same environment [PDF]

open access: yes, 2009
We study the dynamics of the entanglement between two oscillators that are initially prepared in a general two-mode Gaussian state and evolve while coupled to the same environment.
Augusto J. Roncaglia   +2 more
core   +2 more sources

Sudden death in athletes [PDF]

open access: yesClinical Medicine, 2012
Sudden cardiac death in an athlete is a rare and heartrending event, often occurring in the absence of warning symptoms. The causes of sudden cardiac death in athletes are age dependent and demonstrate a degree of geographical variation. Pre-participation screening is recommended by both the European Society of Cardiology and the American Heart ...
Perry M. Elliott, Vimal Patel
openaire   +2 more sources

Unrolling of Syngonium podophyllum: Functional Anatomy, Morphology and Modelling of Its Peltate Leaves

open access: yesAdvanced Biology, EarlyView.
The unrolling of the peltate leaves in Syngonium podophyllum is analyzed and quantified (left‐hand side to center). These measurements serve to verify a mathematical model for leaf unrolling based on the model used in Schmidt (2007). An additional formula for obtaining a layer mismatch from a prescribed radius is derived.
Michelle Modert   +4 more
wiley   +1 more source

SUDDEN DEATH. [PDF]

open access: yesThe Lancet
n ...
openaire   +1 more source

Endocytic Programming via Porous Silicon Nanoparticles Enhances TLR4 Nanoagonist Potency for Macrophage‐Mediated Immunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
Porous silicon nanoparticles (PSiNPs) reprogram macrophage endocytosis of manganese@albumin‐based TLR4 nanoagonists, driving TRIF‐biased TLR4 signaling, eliciting robust proinflammatory responses, and potentiating macrophage‐mediated immunotherapeutic effects against NSCLC.
Xiaomei Zhang   +9 more
wiley   +1 more source

Transducer Materials Mediated Deep Brain Stimulation in Neurological Disorders

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses advanced transducer materials for improving deep brain stimulation (DBS) in neurological disorders. These materials respond to light, ultrasound, or magnetic fields, enabling precise, less invasive neuromodulation. Their stimulus‐responsive properties enhance neural control and adaptive therapy, paving the way for next‐generation ...
Di Zhao   +5 more
wiley   +1 more source

Sudden cardiac death [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2004
Sudden cardiac death in an athlete is rare and tragic event. An athlete's death draws high public attention given that athletes are considered the healthiest category of society.
Aranđelović Aleksandra Č.   +3 more
doaj   +1 more source

Sudden vanishing and reappearance of nonclassical effects: General occurrence of finite-time decays and periodic vanishings of nonclassicality and entanglement witnesses

open access: yes, 2011
Analyses of phenomena exhibiting finite-time decay of quantum entanglement have recently attracted considerable attention. Such decay is often referred to as sudden vanishing (or sudden death) of entanglement, which can be followed by its sudden ...
A. Lukš   +11 more
core   +1 more source

Experimental Observation of Environment-induced Sudden Death of Entanglement [PDF]

open access: yes, 2007
We demonstrate the difference between local, single-particle dynamics and global dynamics of entangled quantum systems coupled to independent environments. Using an all-optical experimental setup, we show that, while the environment-induced decay of each
Almeida, M. P.   +6 more
core   +2 more sources

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