In order to investigate the formation of the extremely low - volatility organic compounds the team has studied five abundant biogenic organic compounds
with different chemical structures.
We eventually spotted cis retinoic acid, which has the same chemical formula as all - trans retinoic acid [ATRA], but
with a different chemical structure.»
Not exact matches
This allowed the selection of two materials
with different crystal
structures yet
with sufficient
chemical flexibility to grow in a completely ordered manner throughout the interface between them.
Despite the enormous variety of peptides and proteins, there are only twenty natural amino acids, each
with a
different structure and
chemical properties.
«We expect that the role of the solvents is going to be very important in the kinds of kinetic pathways that we can control to produce many
different kinds of
structures with desired
chemical make - up,» said Fedorov.
In more recent years, perovskites have expanded to a class of compounds
with a similar
structure and
chemical recipe — a 1:1:3 ingredient ratio — that can be tweaked
with different elements to make
different «flavors.»
Swapping out
different ingredients (replacing lead
with tin, for instance) can yield many kinds of perovskites, all
with slightly
different chemical properties but the same basic crystal
structure.
More recently, brain scans have directly linked these conditions
with changes in levels of neurotransmitters —
chemicals that convey messages across neurons — or alterations in the number or
structure of neurons in
different brain areas.
But in particular, researchers in the Cava lab noticed that five materials
with extreme magnetoresistance yet very
different structures and
chemical make - up all share the same characteristics when their resistance - temperature - applied - magnetic - field diagrams are measured.
These light pulses
with different wavelengths, whose time separation can be adjusted
with attosecond accuracy, are very powerful tools to investigate the
structure of matter and the dynamics of ultrafast physical processes and
chemical reactions.
Due to the nature of
different kinds of oils, heating healthy oil
with an unstable
chemical structure can cause more harm than good.
These essential fats are long - chain fatty acids,
with a slightly
different chemical structure to that of flax oil,
with some similar benefits to flax oil, plus additional benefits.