Search results
Results from the WOW.Com Content Network
The crystals are captured, stored, and sputter-coated with platinum at cryo-temperatures for imaging. The crystallization process appears to violate the second principle of thermodynamics. Whereas most processes that yield more orderly results are achieved by applying heat, crystals usually form at lower temperatures – especially by ...
Crystallization of polymers is a process associated with partial alignment of their molecular chains. These chains fold together and form ordered regions called lamellae, which compose larger spheroidal structures named spherulites.
Developing protein crystals is a difficult process influenced by many factors, including pH, temperature, ionic strength in the crystallization solution, and even gravity. [3] Once formed, these crystals can be used in structural biology to study the molecular structure of the protein, particularly for various industrial or medical purposes. [4 ...
According to Plato, the Atlanteans used crystals to read minds and transmit thoughts. [7] The Sumerians purportedly used crystals in their magical formulas 6000 years ago. [8] Ancient Egyptians mined for crystals and used them to make jewelry. Crystals or gemstones were also used in practice, for their metaphysical properties. Specifically ...
As of 1999, the world's largest known naturally occurring crystal is a crystal of beryl from Malakialina, Madagascar, 18 m (59 ft) long and 3.5 m (11 ft) in diameter, and weighing 380,000 kg (840,000 lb). [12] Some crystals have formed by magmatic and metamorphic processes, giving origin to large masses of crystalline rock.
The crystals are composed of thousands of inactive forms of a particular virus arranged in the shape of a prism. [2] The inactive nature of virus crystals provide advantages for immunologists to effectively analyze the structure and function behind viruses. Understanding of such characteristics have been enhanced thanks to the enhancement and ...
Uric acid is a waste product naturally made by the body when it breaks down compounds called purines. When there’s too much uric acid in the body, it can form sharp, needle-like crystals in and ...
In macromolecular crystallography, the term additive is used instead of adjutant. An additive can either interact directly with the protein, and become incorporated at a fixed position in the resulting crystal or have a role within the disordered solvent, that in protein crystals constitute roughly 50% of the lattice volume.