Patents

A. Pirnia and B. Helenbrook. Cooling jet mechanisms for stable growth of a sheet on the surface of a molten pool, July 19, 2021. Provisional US Patent 63,223,089
F. Carlson and B. Helenbrook. Method for growing a silicon crystal substrate from a melt by directing a flow of molten silicon around a baffle structure, Oct 28 2018. US Patent 10,106,911
F. Carlson and B. Helenbrook. Thermal load leveling during silicon crystal growth from a melt using anisotropic materials, Oct 11 2016. US Patent 9,464,364.
P. Kellerman, D. Sun, B. Helenbrook, and D. Harvey. Removing a sheet from the surface of a melt using elasticity and buoyancy, July 1 2014. US Patent 8,764,901.
M. Cheng and B. Helenbrook. Method for thermal simulation, Sept. 17 2013. US Patent 8,539,408.