Williamson F A
J Microsc. 1979 Jul;116(2):265-70. doi: 10.1111/j.1365-2818.1979.tb00207.x.
A device has been designed and constructed to electrically heat frozen sucrose solution droplets within the cryochamber of a cryomicrotome. This ensures that the solution liquefies to spread the sections before they melt and collapse, and allows many more sections to be cut continuously.