• 3D graphene structure with covalent-bonding nanofins is proposed to demonstrate highly thermo-conductive aqueous medium.

• An ultralow loading of 3D graphene enables aqueous medium with a record high thermal conductivity of 2.61 W m⁻¹ K⁻¹.

• 3D graphene aqueous medium can remarkably enhance the performance of solar thermal conversion and heat dissipation.

中文翻译：

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高导热三维石墨烯水性介质

• 提出了具有共价键纳米鳍的3D石墨烯结构，以证明具有高导热性的水性介质。

• 3D石墨烯的超低负载使水性介质具有创纪录的2.61 W m ^-1 K ^-1的高导热率。

• 3D石墨烯水性介质可以显着提高太阳能热转换和散热的性能。