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・ Cryo-Cell International
・ Cryo-electron microscopy
・ Cryo-electron tomography
・ Cryo-Save
・ Cryoablation
・ Cryobacterium psychrophilum
・ Cryobatrachus
・ Cryobiology
・ Cryobot
・ Cryoburn
・ Cryochemistry
・ Cryococcus
・ Cryoconite
・ Cryocooler
・ Cryodraco
CryoEDM
・ Cryoelectronics
・ Cryoextraction (medicine)
・ Cryofibrinogenemia
・ Cryofibrinogenemic purpura
・ Cryofixation
・ Cryogenian
・ Cryogenic (band)
・ Cryogenic current comparator
・ Cryogenic Dark Matter Search
・ Cryogenic deflashing
・ Cryogenic distillation
・ Cryogenic energy storage
・ Cryogenic engineering
・ Cryogenic fuel


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CryoEDM : ウィキペディア英語版
CryoEDM
CryoEDM is a particle physics experiment aiming to measure the electric dipole moment (EDM) of the neutron to a precision of ~10−28ecm.〔A Proposal for a Cryogenic Experiment to Measure the Neutron Electric Dipole Moment (nEDM) 〕
==The neutron electric dipole moment==

''For more information see Neutron electric dipole moment''
Although electrically neutral overall, the neutron is made up of charged quarks. An imbalance of charge on one side would cause a non-zero EDM. This would be a violation of parity (P) and time reversal (T) symmetries. A neutron EDM is believed to exist at some level to explain the matter-antimatter asymmetry of the Universe, although to date every measurement has given a value consistent with zero.
Limits on the neutron EDM are a significant constraint on many particle physics theories. The Standard Model of Particle Physics predicts a value 10−31 – 10−32 ecm, while supersymmetric theories predict values in the range 10−25 – 10−28ecm.

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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