Patent ID: 11942630
Assignee: GROUP14 TECHNOLOGIES, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C  Y | IPC C  H

Claim 0:
1. A nano-featured porous silicon material comprising:
i) a skeletal density less than 2.2 g/cm3 as measured by helium pycnometry;
ii) a specific surface area between 30 m2/g and 230 m2/g; and
iii) a pore volume between 0.1 cm3/g and 0.5 cm3/g,, wherein:
an oxygen content of the porous silicon material is less than 30%; and
the porous silicon material comprises micropores, mesopores and macropores, such that the macropores comprise 10% to 90% of the pore volume.