Sentence examples for seed crystal from inspiring English sources
noun
A small crystal from which a larger crystal of the same substance is grown
Crystallization consists of nucleation, seed crystal formation, and crystal growth.
It is sometimes necessary to add a seed crystal to the solution in order to begin the crystallization process: the seed crystal provides a solid surface on which further crystallization can take place.
In this study, designing seed crystal specifications for a continuous mixed-suspension mixed-product removal (MSMPR) crystallizer was investigated to shorten the required time for start-up operations.
Crystals of silicon can be grown by flowing chlorosilane (SiCl4) and hydrogen (H2) over a seed crystal of silicon.
In the laboratory, vapour growth is usually accomplished by flowing a supersaturated gas over a seed crystal.
Finally, single crystals are generated from the melt at carefully controlled temperatures, using a seed crystal as a nucleus.
Nutrient crystals are placed in the hot portion of a solution-filled autoclave, and an oriented seed crystal free from twinning is placed in the cooler portion.
In this technique the seed crystal is immersed in a solvent that contains typically about 10 30 percent of the desired solute.
The prevailing theory is that a prion acts like a seed crystal, causing healthy proteins, usually in the brain, to misfold and bring on destruction of brain tissue, creating spongelike cavities.
One attaches a seed crystal to the bottom of a vertical arm such that the seed is barely in contact with the material at the surface of the melt.
Initially, high-purity silicon was grown from a silicon melt by slowly pulling out a seed crystal that grew by the accretion and slow solidification of the molten material.
