VANCOUVER, British Columbia, Sept. 16, 2025 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCQB: HGRAF) (“HydroGraph”), a leading producer of ultra-pure graphene, today announced that a new peer-reviewed study shows that aerogel ink made with HydroGraph graphene can increase the heat transfer coefficient (HTC) of copper by 152%. The study's results demonstrate the viability of using graphene for high-performance, scalable thermal management coatings in microelectronics. The study, published in  ...