Compositions having reduced thermal conductivities and methods of making the same

Blackburn, Jeffrey Lee; Ferguson, Andrew John; Zink, Barry Lee

Title: Compositions having reduced thermal conductivities and methods of making the same

Patent · Tue Oct 17 00:00:00 EDT 2023

OSTI ID:2293740

Blackburn, Jeffrey Lee; Ferguson, Andrew John; Zink, Barry Lee

The present disclosure relates to a composition that includes a film having a network of randomly aligned carbon nanotubes, where the carbon nanotubes have an average diameter between about 0.6 nm and about 2.0 nm and the carbon nanotubes form bundles having an average diameter between about 3 nm and about 50 nm. In addition, the composition is characterized by a power factor α²σ between 1 μW/mK² and about 3500 μW/mK² and by ZT=α²σT/k between about 0.02 and about 2.0 over a temperature range between about 100 K and about 500 K.

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Research Organization:: National Renewable Energy Laboratory (NREL), Golden, CO (United States); Univ. of Denver, CO (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: AC36-08GO28308

Assignee:: Alliance for Sustainable Energy, LLC (Golden, CO); University of Denver (Denver, CO)

Patent Number(s):: 11,787,697

Application Number:: 17/474,409

OSTI ID:: 2293740

Resource Relation:: Patent File Date: 09/14/2021

Country of Publication:: United States

Language:: English

References (19)

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