نتایج جستجو برای: argon

تعداد نتایج: 9143  

Journal: :Physical review. A, Atomic, molecular, and optical physics 1991
Nahar Wadehra

2014
Felix Ulbrich Nils Schallner Mark Coburn Torsten Loop Wolf Alexander Lagrèze Julia Biermann Ulrich Goebel

PURPOSE Retinal ischemia and reperfusion injuries (IRI) permanently affect neuronal tissue and function by apoptosis and inflammation due to the limited regenerative potential of neurons. Recently, evidence emerged that the noble gas Argon exerts protective properties, while lacking any detrimental or adverse effects. We hypothesized that Argon inhalation after IRI would exert antiapoptotic eff...

Journal: :The Journal of chemical physics 2006
T Kraska

The possibility to conduct simulations of homogeneous nucleation of argon from a supersaturated vapor phase using a microcanonical or NVE ensemble is evaluated (NVE: number of particles N, volume V, and energy E are constant). In order to initiate a phase separation kinetic energy is removed from the system in one step which transfers the system into a supersaturated state. After this temperatu...

2016
G. Ranjit C. I. Sukenik

This Article is brought to you for free and open access by the Physics at ODU Digital Commons. It has been accepted for inclusion in Physics Faculty Publications by an authorized administrator of ODU Digital Commons. For more information, please contact [email protected]. Repository Citation Ranjit, G. and Sukenik, C. I., "Experimental Investigation of Long-Lived Rydberg States in Ultracol...

2017
Linda Grüßer Rosmarie Blaumeiser-Debarry Matthias Krings Benedikt Kremer Anke Höllig Rolf Rossaint Mark Coburn

Despite years of research, treatment of traumatic brain injury (TBI) remains challenging. Considerable data exists that some volatile anesthetics might be neuroprotective. However, several studies have also revealed a rather neurotoxic profile of anesthetics. In this study, we investigated the effects of argon 50%, desflurane 6% and their combination in an in vitro TBI model with incubation tim...

2016

2. In the case of poultry, the Committee considered two methods for gas stunning and killing poultry (Argon 1: >90% argon in air; Argon 2: a mixture of >60% argon and 30% CO2 in air). Insufficient scientific information was available to consider other gas mixtures that could be used for stunning poultry species, although there was some evidence that some methods using carbon dioxide were inadeq...

2001
Carlos E. Viana Ana N. R. da Silva Nilton I. Morimoto Olivier Bonnaud

This study analyses the in uence of the argon ow on the Plasma Enhanced Chemical Vapor Deposition (PECVD) of silicon oxide thin lms by using TEOS as silicon source. The argon ow increases the deposition rate, however it also can creates some defects in the deposited lm. Several characterization techniques were used to analyze the deposited lms. The presence of argon, in the gas phase, modi es t...

2016
Britta Mayer Josefin Soppert Sandra Kraemer Sabrina Schemmel Christian Beckers Christian Bleilevens Rolf Rossaint Mark Coburn Andreas Goetzenich Christian Stoppe

Increasing evidence indicates that argon has organoprotective properties. So far, the underlying mechanisms remain poorly understood. Therefore, we investigated the effect of argon preconditioning in cardiomyocytes within the first and second window of preconditioning. Primary isolated cardiomyocytes from neonatal rats were subjected to 50% argon for 1 h, and subsequently exposed to a sublethal...

2010
Robert D Sanders Daqing Ma Mervyn Maze

Certain noble gases, though inert, exhibit remarkable biological properties. Notably, xenon and argon provide neuroprotection in animal models of central nervous system injury. In the previous issue of Critical Care, Loetscher and colleagues provided further evidence that argon may have therapeutic properties for neuronal toxicity by demonstrating protection against both traumatic and oxygen-gl...

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