Polystyrene (PS) is important materials used as ICF (Inertial Confinement Fusion) target materials.

聚苯乙烯（PS）是ICF实验中重要的靶丸材料。

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The deal puts the company in direct competition with Fusion-io and others that target Big Data customers like Google, Facebook, eBay and Amazon.

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An alternative is Inertial confinement fusion (ICF), in which fusion of nuclei is initiated by heating and compressing a fuel target, typically in the form of a pellet containing deuterium and tritium contained in a device called a hohlraum (hollow space or cavity) using an extremely powerful laser.

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When this beam struck a target of erbium deuteride, the team detected neutrons coming from the target with precisely the energy expected if they were generated by the nuclear fusion of two deuterium nuclei.

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