Същност
Физически феномен
Определение
Whentheoscillatingcircuitisinanon-idealstateandthereisresistance,theresistanceheatsupandbecomesadampedoscillation;Whenthereisanexternalperiodicelectromotiveforceintheoscillationcircuit,itwillbecomeaforcedoscillation;whenthefrequencyoftheexternalelectromotiveforceisthesameasthenaturalfrequencyωofthefreeoscillationofthecircuit,theamplitudereachesthemaximumvalue,whichiscalledelectromagneticresonance.
Имоти
Whenthesystemisexcitedbytheoutsideandisforcedtovibrate,ifthefrequencyoftheexternalexcitationisclosetothesystemfrequency,theamplitudeoftheforcedvibrationmayreachaverylargevalue.Thisphenomenoniscalledresonance.Asystemhascountlessnaturalfrequencies,andweoftenstudylow-rangesystemfrequencies.
Electromagneticresonanceiselectromagneticresonancewhenthefrequencyofelectromagneticwaveisthesameasthenaturalfrequencyoftheoscillationcircuit
Медицински приложения
Magneticresonanceimaging(MRI),medicalimagingtechnology
Functionalmagneticresonanceimaging(fMRI),MRItechnologytomeasurebrainactivity
Магнитно-резонансна неврология (MRN), MRI технологично изображение на нерв
CardiacMagneticResonanceImaging(CMR),MRItechnologytoassessthecardiovascularsystem
Magneticresonanceangiography(MRA),magneticresonanceimagingtechniqueimagebloodvessels
Magneticresonancecholangiopancreatography(MRCPexamination),MRItechnologyimagebiliarytractandpancreaticduct
EndorectalcoilMRIMRItechnology,imagetheareaaroundtherectum
DelayedGadoliniumEnhancedMagneticResonanceImagingCartilage(dGEMRIC)MagneticResonanceImagingTechnologyImageCartilage
MagneticResonanceElastography(AbsolutePen),MRItechnologytomeasuretissuestiffness
Interventionalmagneticresonanceimaging(Yes)UseMRItechnologytoguidemedicalinterventions
NMRspectroscopicimagingNMRResonancetechnology,collectingcellactivityandmetabolisminformation
Magneticresonancetherapy,proposingtheprincipleoftreatmentbasedonmagneticresonance
Спектроскопски приложения
NMRspectroscopy,atechniquetodeterminethepropertiesofphotonsormolecules
Two-dimensionalnuclearmagneticresonancespectroscopy
Протеини от спектроскопия на ядрено-магнитен резонанс
Carbohydratesofnuclearmagneticresonancespectroscopy
p>Спектроскопия на ядрено-магнитен резонанс на нуклеинови киселини
Инвиво магнитно-резонансна спектроскопия
Ядрено-магнитно-резонансна спектроскопия в твърдо състояние
Triple-resonancenuclearmagneticresonancespectroscopy
ЯМР разединяване
ЯМР кристалография
Electronicparamagneticresonancespectroscopy,technologyandunpairedelectroniclearningmaterials
Импулсен електронен парамагнитен резонанс
Приложение на микроскоп
Magneticresonancemicroscope,nuclearmagneticresonancetechnologyisusedtothescaleof5-10cubicmicrons
Magneticresonanceforcemicroscope,nuclearmagneticresonanceimagingtechnologyisusedfornanometerandsmallerScale
Други употреби
Resonantinductivecoupling,amethodoftransmittingpower
ЯМР квантов компютър
Магнитен резонанс (дневник)
MagneticResonanceMedicine,"
MagneticResonanceinChemistry,"
MagneticResonanceCenterInvestigationInKingstonuponHull,England
TheIrvingL.HahnInstituteforMagneticResonanceImaginginEssen,Germany
Understandingthephysicalphenomenaofmagneticresonance(quantummechanics)