You may be entitled to a one-off payment of £500 through the NHS Test and Trace Support Payment scheme if you are required to stay at home and self-isolate or you are the parent or guardian of a child who has been told to self-isolate.4 days ago
In 2020, 3.9 million British nationals were born outside of the UK.
QDs are geometrical structures of semiconductor crystals.
A subclass of QDs are the optically active quantum dots (OAQDs), representing only those QDs that can interact with light quanta (photons).
quantum
/ˈkwɒntəm/
plural noun: quanta
1.
PHYSICS
a discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents.
an analogous discrete amount of any other physical quantity, such as momentum or electric charge.
Quantum mechanics is a fundamental theory in physics that provides a description of the physical properties of nature at the scale of atoms and subatomic particles.[2]: 1.1 It is the foundation of all quantum physics including quantum chemistry, quantum field theory, quantum technology, and quantum information science.
Bond dipole: The partial charges assigned to bonded atoms due to differences in electron density caused by electronegativity, inductive effects, and other factors. Indicated with δ+ and δ- and/or the arrow symbol.
