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What is after quadrupole?

Updated: 9/18/2023
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What is Electric quadrupole moment?

A nuclear electric quadrupole moment describes the effective shape of the ellipsoid of nuclear charge distribution. The quadrupole moment depends upon the size and charge of the nucleus.


Electric quadrupole and intensity of electric field?

Yes, yes, go on. What is your question ?


Calculate the electric quadrupole moment in extreme single particle model?

EQ=+or -[(2J-1)/2(J+1)]*(3/5*R*R) Where EQ --> Electric Quadrupole moment J-->Total spin of the Single unpaired Eletron R-->Radius of the Nucleus


What does the focused neutrino microscope allow scientists to do?

For high energy neutrino beams the requirements of large solid angle acceptance and wide bandpass can be achieved with a focusing channel composed of quadrupole cells where each cell is sequentially scaled in aperture, length and field gradient. A formalism for the design of these quadrupole focused neutrino beams with wide bandpass has been developed. The theory will be presented and the results of calculations will be given for some quadrupole focused neutrino beams. Compared to more exotic focusing techniques quadrupoles offer inherent reliability and easy maintenance. The system, which can be used in either long or short spill operation, can also be used as the front end of a muon beam for a facility that would be shared between neutrino and muon experiments. The quadrupole focusing channel does not, however, distinguish between parent particle charge and, therefore, cannot produce a pure neutrino or antineutrino beam.


How is NQR spectrum recorded?

In NMR, nuclei with spin ≥ 1/2 have a magnetic dipole moment so that their energies are split by a magnetic field, allowing resonance absorption of energy related to the difference between the ground state energy and the excited state. In NQR, on the other hand, nuclei with spin ≥ 1 , such as 14N, 35Cl and 63Cu, also have an electric quadrupole moment so that their energies are split by an electric field gradient, created by the electronic bonds in the local environment. Since unlike NMR, NQR is done in an environment without a static (or DC) magnetic field, it is sometimes called "zero field NMR". Many NQR transition frequencies depend strongly upon temperature. Any nucleus with more than one unpaired nuclear particle (protons or neutrons) will have a charge distribution which results in an electric quadrupole moment. Allowed nuclear energy levels are shifted unequally due to the interaction of the nuclear charge with an electric field gradient supplied by the non-uniform distribution electron density (e.g. from bonding electrons) and/or surrounding ions. The NQR effect results when transitions are induced between these nuclear levels by an externally applied radio frequency (RF) magnetic field. The technique is very sensitive to the nature and symmetry of the bonding around the nucleus. The energy level shifts are much larger than the chemical shifts measured in NMR. Due to symmetry, the shifts become averaged to zero in the liquid phase, so NQR spectra can only be measured for solids.

Related questions

What is Electric quadrupole moment?

A nuclear electric quadrupole moment describes the effective shape of the ellipsoid of nuclear charge distribution. The quadrupole moment depends upon the size and charge of the nucleus.


What has the author Granit Konstantinovich Semin written?

Granit Konstantinovich Semin has written: 'Nuclear quadrupole resonance in chemistry' -- subject(s): Nuclear quadrupole resonance spectroscopy


What is quadrupole nuclei?

See the Web Links to the left for the answer.


Electric quadrupole and intensity of electric field?

Yes, yes, go on. What is your question ?


What is magnetic quadrupole?

magnetic quadrupole is actually a group of four magnets with one pole of each adjacent magnets attract each other such that they create a Magnetic_fieldwhose magnitude Linear_functionwith the Radiusdistance from its longitudinal Coordinate_axis. This is used in Particle_beamfocusing.


Everthing there is to know about Justin Bieber?

Justin bieber is super duper quadrupole hot!


What is the make and model of doughboy's car in boyz in the hood?

The make and model is a quadrupole of the malaria


Calculate the electric quadrupole moment in extreme single particle model?

EQ=+or -[(2J-1)/2(J+1)]*(3/5*R*R) Where EQ --> Electric Quadrupole moment J-->Total spin of the Single unpaired Eletron R-->Radius of the Nucleus


What is an antiferroquadrupole?

An antiferroquadrupole is another name for an antiferromagnetic quadrupole - in which a magnet with two identical poles attracts rather than repels.


What has the author Alan George Brown written?

Alan George Brown has written: 'Nuclear magnetic and Zeeman quadrupole resonance' -- subject(s): Quadrupole moments, Nuclear magnetic resonance, Physics Theses, Zeeman effect 'Introduction to subject indexing' -- subject(s): Programmed instruction, Subject cataloging, Indexing


Can a planet have a quadrupole magnetic field?

Yes - several planets have magnetic fields that do not even vaguely resemble Earth's current field.


What does the focused neutrino microscope allow scientists to do?

For high energy neutrino beams the requirements of large solid angle acceptance and wide bandpass can be achieved with a focusing channel composed of quadrupole cells where each cell is sequentially scaled in aperture, length and field gradient. A formalism for the design of these quadrupole focused neutrino beams with wide bandpass has been developed. The theory will be presented and the results of calculations will be given for some quadrupole focused neutrino beams. Compared to more exotic focusing techniques quadrupoles offer inherent reliability and easy maintenance. The system, which can be used in either long or short spill operation, can also be used as the front end of a muon beam for a facility that would be shared between neutrino and muon experiments. The quadrupole focusing channel does not, however, distinguish between parent particle charge and, therefore, cannot produce a pure neutrino or antineutrino beam.