46 research outputs found

    THE KINETICS OF HYDROGEN TRIPLET STATES Population in ECR DISCHARGE

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    На основе уровневой столкновительно-излучательной модели исследована возможность использования излучения триплетных состояний водорода в ЭЦР-разряде для диагностики плазмы.The applicability of plasma diagnostics of ECR-discharges by emission of triplet electron-excited states of hydrogen molecules was analyzed on the base of the level-to-level semi-empirical collisional-radiative model. One of the main results is that often used emission of -state can not be applied for diagnostic of these discharges in the frame of simple coronal model141-14

    Active control of a plasmonic metamaterial for quantum state engineering

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    We experimentally demonstrate the active control of a plasmonic metamaterial operating in the quantum regime. A two-dimensional metamaterial consisting of unit cells made from gold nanorods is investigated. Using an external laser we control the temperature of the metamaterial and carry out quantum process tomography on single-photon polarization-encoded qubits sent through, characterizing the metamaterial as a variable quantum channel. The overall polarization response can be tuned by up to 33% for particular nanorod dimensions. To explain the results, we develop a theoretical model and find that the experimental results match the predicted behavior well. This work goes beyond the use of simple passive quantum plasmonic systems and shows that external control of plasmonic elements enables a flexible device that can be used for quantum state engineering.Comment: 8 pages, 4 figure

    Consequences of HIV for children: avoidable or inevitable?

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    The HIV/AIDS epidemic has many serious consequences for children. These consequences are, however, rarely inevitable. Families can provide a protective barrier that deflects blows, or minimises their impact and a supportive nurturing environment that can help children recover from harm. If strong enough, and with sufficient access to quality services and support from communities, families can reduce the impacts of HIV/AIDS on children to negligible levels in most areas of impact. It is apparent that the impacts felt by children are not simply unfortunate, inevitable consequences of this epidemic. A strong and supported family with good access to quality services can deflect almost all of the impact. It is as a result of an interaction of the context of poverty, which weakens families, and a failure to adequately respond, that impacts are felt by children

    The Importance of Partnership in the Rollout of Triple-Drug Therapy to Eliminate Lymphatic Filariasis in the Pacific

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    We discuss the experience of some Pacific island countries in introducing the new WHO-recommended treatment protocol for lymphatic filariasis—a triple-drug therapy composed of ivermectin, diethylcarbamazine, and albendazole. The successful rollout of the new treatment protocol was dependent on strong partnerships among these countries’ ministries of health, WHO, and other stakeholders. Effective communication among these partners allowed for lessons learned to cross borders and have a positive impact on the experiences of other countries. We also describe various challenges confronted during this process and the ways these countries overcame them

    External Discharge Plasma Thruster

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    Temperature regulation for thermal analysis under microwave radiation

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    THE KINETICS OF HYDROGEN TRIPLET STATES Population in ECR DISCHARGE

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    141-141На основе уровневой столкновительно-излучательной модели исследована возможность использования излучения триплетных состояний водорода в ЭЦР-разряде для диагностики плазмы.The applicability of plasma diagnostics of ECR-discharges by emission of triplet electron-excited states of hydrogen molecules was analyzed on the base of the level-to-level semi-empirical collisional-radiative model. One of the main results is that often used emission of -state can not be applied for diagnostic of these discharges in the frame of simple coronal mode
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