Search results
Results from the WOW.Com Content Network
Phylogenetic trees and clades have been increasingly used to study taxonomy [25] of Inoviridae. [1] [3] [5] [26] On base of metagenomical data, the family has been proposed to be split into new families Amplinoviridae, Protoinoviridae, Photinoviridae, Vespertilinoviridae, Densinoviridae, and Paulinoviridae, all within order Tubulavirales, of ...
Synthesis of peptides in a combinatorial fashion quickly leads to large numbers of molecules. Using the twenty natural amino acids, for example, in a tripeptide creates 8,000 (20 3) possibilities. Solid-phase methods for small molecules were later introduced and Furka devised a "split and mix" approach [2] [4]
In thermolysis, water molecules split into hydrogen and oxygen. For example, at 2,200 °C (2,470 K; 3,990 °F) about three percent of all H 2 O are dissociated into various combinations of hydrogen and oxygen atoms, mostly H, H 2, O, O 2, and OH. Other reaction products like H 2 O 2 or HO 2 remain minor. At the very high temperature of 3,000 ...
Usage of the term to describe large molecules varies among the disciplines. For example, while biology refers to macromolecules as the four large molecules comprising living things, in chemistry , the term may refer to aggregates of two or more molecules held together by intermolecular forces rather than covalent bonds but which do not readily ...
APM 08279+5255 is a bright source at almost all wavelengths and has become one of the most studied of distant sources. Using interferometry it has been mapped in X-ray with the AXAF CCD Imaging Spectrometer on the Chandra X-ray Observatory, in infrared with the Hubble Space Telescope, and in radio with the Very Long Baseline Array.
Radiolysis is the dissociation of molecules by ionizing radiation.It is the cleavage of one or several chemical bonds resulting from exposure to high-energy flux.The radiation in this context is associated with ionizing radiation; radiolysis is therefore distinguished from, for example, photolysis of the Cl 2 molecule into two Cl-radicals, where (ultraviolet or visible spectrum) light is used.
Using the results from either Maxwell–Boltzmann statistics, Bose–Einstein statistics or Fermi–Dirac statistics, and considering the limit of a very large box, the Thomas–Fermi approximation (named after Enrico Fermi and Llewellyn Thomas) is used to express the degeneracy of the energy states as a differential, and summations over states ...
Split virus vaccines are produced by using a detergent to disrupt the viral envelope. [5] [15] This technique is used in the development of many influenza vaccines. [16] A minority of sources use the term inactivated vaccines to broadly refer to non-live vaccines. Under this definition, inactivated vaccines also include subunit vaccines and ...