isotope stable造句

• light stable isotope    Due to the great rarity of odd odd nuclei, almost all the primordial isotopes of the alkali metals are odd even ( the exceptions being the light stable isotope lithium-6 and the long-liv...
• stable carbon isotope    Chemoautotrophic origin of the stable carbon isotope 13 C was confirmed experimentally. Stable carbon isotopes in carbon dioxide are utilized differentially by plants during photosynthesis...
• stable isotope    Tin has ten stable isotopes, the largest number known for an element. It is notable as the heaviest known stable isotope of any element. Stable isotope analysis of strontium and oxygen can...
• stable isotope analysis    Stable isotope analysis of strontium and oxygen can also be carried out. Stable isotope analysis measures the amount of different isotopes of the same element contained within a specimen. ...
• stable isotope geochemistry    Concurrently, advances in atomic physics stimulated investigations in stable isotope geochemistry. This field is termed stable isotope geochemistry. Riesselman uses diatom micropaleontolog...
• stable isotope labeling    TAILS is also compatible with Stable isotope labeling by amino acids in cell culture ( SILAC ). The figure demonstrates the use of stable isotope labeling to discover the carbon atom rearr...
• stable isotope labeling by amino acids in cell culture    TAILS is also compatible with Stable isotope labeling by amino acids in cell culture ( SILAC ). Stable isotope labeling by amino acids in cell culture ( SILAC ) has emerged as an important...
• stable isotope labeling with amino acids in cell culture    One important application is in " Stable isotope labeling with amino acids in cell culture " ( SILAC ) . 13 C-enriched compounds are used in medical diagnostic tests such as the urea breat...
• stable isotope labelling    On the more experimental side, metabolic flux analysis allows the empirical estimation of reaction rates by stable isotope labelling.
• stable isotope measurement    Some of the analytical approaches she employs include scanning electron microscopy; electron backscatter diffraction, synchrotron analyses and stable isotope measurements. Many radiogenic ...
• stable isotope ratio    Also a study involving stable isotope ratios might include the molecule 18 O 16 O. ;Ptolemy : An instrument measuring stable isotope ratios of key volatiles on the comet's nucleus. Absolut...
• stable isotope tracer    Stable isotope tracers involve only non-radiogenic isotopes and usually are mass-dependent. Isotopic tracers are usually subdivided into two categories : stable isotope tracers and radioge...
• stable isotope tracer technique    The enriched stable isotope tracer technique combined with neutron activation analysis and differential centrifugation was utilized to investigate the subcellular distribution of rare eart...
• stable tracer isotope    Stable tracer isotope
• absorbing isotope    The burn up of the absorbing isotopes is another limiting lifespan factor.
• actinium isotope    The primary decay products of isotopes of protactinium lighter than ( and including ) 231 Pa are actinium isotopes and the primary decay products for the heavier isotopes of protactinium a...
• activating isotope    The fallout-fine white flaky dust of calcinated Bikini Island coral, which absorbed highly radioactive fission products and neutron activated isotopes-fell on the ship for three hours.
• aluminium isotope    Large enough Planetesimals were heated by the decay of aluminium isotope. The most common decay mode of the isotopes with mass numbers lower than the three stable isotopes is inverse beta ...
• aluminum isotope    Some rat brains took up a much larger dose of the aluminum isotope, suggesting wide individual variations in susceptibility.
• americium isotope    It is the americium isotope used in an americium smoke detector based on an ionization chamber. Initial experiments yielded four americium isotopes : 241 Am, 242 Am, 239 Am and 238 Am. The...
• argon isotope    In the universe, argon-36 is by far the most common argon isotope, being the preferred argon isotope produced by stellar nucleosynthesis in supernovas. In the universe, argon-36 is by far ...
• argon isotope ratio    "I think the argon isotope ratio measurement is very convincing, " said Dr . Kenneth A . Farley, a professor of geochemistry at the California Institute of Technology. Meanwhile, gases at ...
• artificial isotope    When the age-dating researchers bombard potassium-40 with neutrons, they can create an artificial isotope of argon called argon-39. Twenty-eight artificial isotopes of zirconium have been ...
• artificial radioactive isotope    Before dying, he confesses to experimenting with an artificial radioactive isotope, " serranium ", which he had bombarded with alpha particles for 200 hours ( 8 days and 8 hours ).
• astatine isotope    Astatine-218 was the first astatine isotope discovered in nature. Lighter astatine isotopes have quite magic number corresponding to a filled neutron shell. Its alpha decay half-life is in...