The 98% pure Heneicosane(C21H44) was used as the phase change material(PCM).

采用纯度为98%的正21烷（C21H44）作为相变材料（PCM）。

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The mechanism forming solid - solid phase change material was examined.

探讨了该固-固相转变材料形成的机理。

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The characteristics and types of phase change material (PCM) were introduced. The properties and applications of solid liquid and solid solid phase change material were discussed.

本文介绍了相变贮热材料的特点和种类，讨论了固液相变、固固相变贮热材料的性能和应用。

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The Embrace bag contains a pouch filled with a phase-change material that melts when heated and maintains a consistent 37 degrees Celsius as as the wax hardens over the next four to six hours.

FORBES: The Sleeping Bag That Will Save Thousands of Babies

Beyond this eco-friendly element, Radiator Labs is integrating a phase change material into its product that can store energy and heat an apartment for up to four hours without assistance from the boiler.

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Combined with the phase change material, this would allow a boiler to fire much less often -- seems like a great idea, if you ask us.

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