Light is the fastest way to distinguish right- and left-handed chiral molecules, which has important applications in chemistry and biology. However, ordinary light only weakly senses molecular handedness. Researchers from ...
Optics & Photonics
Oct 29, 2019
0
78
Distinguishing between left-handed and right-handed (chiral) molecules is crucial in chemistry and the life sciences, and is commonly achieved using a method called circular dichroism. However, during biochemical reactions, ...
Analytical Chemistry
Jan 11, 2019
2
46
Optical activity in chiral molecules has become a hot topic in physics and optics, representing the ability to manipulate the polarized state of light. Understanding how molecules rotate the plane of plane-polarized light ...
Optics & Photonics
Nov 6, 2020
0
33
(PhysOrg.com) -- An international research team has described the first calculations of Raman optical activity (ROA) spectra using coupled-cluster theory – one of the most reliable quantum chemical methods available. ...
Analytical Chemistry
Oct 4, 2011
0
0
Some molecules can exist in two mirror-image forms, similar to our hands. Although such so-called enantiomers have almost identical physical properties, they are not the same. The fact that they behave to each other like ...
Materials Science
Nov 14, 2019
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51
A research group from the National Institute for Materials Science, in joint work with Dr. Shinsuke Ishihara, who is a ICYS-MANA Fellow at the NIMS International Center for Young Scientists, and researchers at Charles University ...
Other
Aug 23, 2013
0
0
Many of the molecular building blocks of life have two versions that are mirror images of one another, known as enantiomers. Although seemingly identical, the two enantiomers can have completely different chemical behaviour—a ...
Condensed Matter
Dec 17, 2019
0
981
A new device at the Department of Energy's SLAC National Accelerator Laboratory allows researchers to explore the properties and dynamics of molecules with circularly polarized, or spiraling, light.
Optics & Photonics
Jun 17, 2016
3
64
When molecules form from many atoms, the atoms can combine in different ways. Two forms of the same molecule can have the same composition but have different arrangements of atoms, giving rise to isomers. Some isomers may ...
Optics & Photonics
Feb 3, 2023
0
5
Some molecules exist in two forms, such that their structures and their mirror images are not superimposable, like our left and right hands. Called chirality, it is a property these molecules have due to their asymmetry. ...
Analytical Chemistry
Jun 29, 2023
0
52
