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Volumn 21, Issue 2, 2005, Pages 192-196

Central brightening due to constructive interference with, without, and despite dielectric resonance

Author keywords

B1; Calculations; Dielectric resonance; Interference; MRI; Surface coil

Indexed keywords

ARTICLE; CALCULATION; DIELECTRIC RESONANCE; ELECTRIC CONDUCTIVITY; ELECTROMAGNETIC FIELD; HUMAN; HUMAN TISSUE; IMAGE ANALYSIS; IMAGE INTENSIFIER; IMAGING; NUCLEAR MAGNETIC RESONANCE; NUCLEAR MAGNETIC RESONANCE IMAGING; PHANTOM; PRIORITY JOURNAL; SALINITY; SURFACE PROPERTY;

EID: 12744262814     PISSN: 10531807     EISSN: None     Source Type: Journal    
DOI: 10.1002/jmri.20245     Document Type: Article
Times cited : (198)

References (17)
  • 2
    • 0025378418 scopus 로고
    • In vivo magnetic resonance imaging and spectroscopy of humans with a 4T whole-body magnet
    • Barfuss H, Fischer H, Hentschel D, et al. In vivo magnetic resonance imaging and spectroscopy of humans with a 4T whole-body magnet. NMR Biomed 1990;3:31-45.
    • (1990) NMR Biomed , vol.3 , pp. 31-45
    • Barfuss, H.1    Fischer, H.2    Hentschel, D.3
  • 3
    • 0034962138 scopus 로고    scopus 로고
    • 7T vs. 4T: RF power, homogeneity, and signal-to-noise comparison in head images
    • Vaughan JT, Garwood M, Collins CM, et al. 7T vs. 4T: RF power, homogeneity, and signal-to-noise comparison in head images. Magn Reson Med 2001;46:24-30.
    • (2001) Magn Reson Med , vol.46 , pp. 24-30
    • Vaughan, J.T.1    Garwood, M.2    Collins, C.M.3
  • 4
    • 0035006349 scopus 로고    scopus 로고
    • Robitaille PM-L. Dielectric resonances and B1 field inhomogeneity in UHFMRI: Computational analysis and experimental findings
    • Ibrahim T, Lee R, Abduljalil AM, Baertlein BA, Robitaille PM-L. Dielectric resonances and B1 field inhomogeneity in UHFMRI: computational analysis and experimental findings. Magn Reson Imaging 2001;19:219-226.
    • (2001) Magn Reson Imaging , vol.19 , pp. 219-226
    • Ibrahim, T.1    Lee, R.2    Abduljalil, A.M.3    Baertlein, B.A.4
  • 5
    • 0004442520 scopus 로고    scopus 로고
    • Role of B1 eigenfields of dielectric objects in highfield MRI
    • Denver
    • Roschmann P. Role of B1 eigenfields of dielectric objects in highfield MRI. In: Proceedings of the 8th Annual Meeting of ISMRM, Denver, 2000. p 151.
    • (2000) Proceedings of the 8th Annual Meeting of ISMRM , pp. 151
    • Roschmann, P.1
  • 6
    • 0032726055 scopus 로고    scopus 로고
    • Dielectric resonance phenomena in ultra high field MRI
    • Kangarlu A, Baertlein BA, Lee R, et al. Dielectric resonance phenomena in ultra high field MRI. J Comput Assist Tomogr 1999;23:821-831.
    • (1999) J Comput Assist Tomogr , vol.23 , pp. 821-831
    • Kangarlu, A.1    Baertlein, B.A.2    Lee, R.3
  • 7
    • 1242264843 scopus 로고    scopus 로고
    • Image brightening in samples of high dielectric constant
    • Tropp J. Image brightening in samples of high dielectric constant. J Magn Reson 2004;167:12-24.
    • (2004) J Magn Reson , vol.167 , pp. 12-24
    • Tropp, J.1
  • 8
    • 0036240672 scopus 로고    scopus 로고
    • Analysis of wave behavior in dielectric sample at high field
    • Yang QX, Wang JH, Collins CM, et al. Analysis of wave behavior in dielectric sample at high field. Magn Reson Med 2002;47:982-989.
    • (2002) Magn Reson Med , vol.47 , pp. 982-989
    • Yang, Q.X.1    Wang, J.H.2    Collins, C.M.3
  • 9
    • 0031733095 scopus 로고    scopus 로고
    • A numerical study of radiofrequency deposition in a spherical phantom using surface coils
    • Strilka RJ, Li S. Martin JT, Collins CM, Smith MB. A numerical study of radiofrequency deposition in a spherical phantom using surface coils. Magn Reson Imaging 1998;16:787-798.
    • (1998) Magn Reson Imaging , vol.16 , pp. 787-798
    • Strilka, R.J.1    Li, S.2    Martin, J.T.3    Collins, C.M.4    Smith, M.B.5
  • 10
    • 0030074979 scopus 로고    scopus 로고
    • The evaluation of dielectric resonators containing H2O or D2O as RF coils for high-field MR imaging and spectroscopy
    • Wen H, Jaffer FA, Denison TJ, Duewell S. Chesnick AS, Balaban RS. The evaluation of dielectric resonators containing H2O or D2O as RF coils for high-field MR imaging and spectroscopy. J Magn Reson 1996;110B;117-123.
    • (1996) J Magn Reson , vol.110 B , pp. 117-123
    • Wen, H.1    Jaffer, F.A.2    Denison, T.J.3    Duewell, S.4    Chesnick, A.S.5    Balaban, R.S.6
  • 12
    • 0035088728 scopus 로고    scopus 로고
    • Signal-to-noise ratio and absorbed power as functions of main magnetic field strength and definition of "90°" RF pulse for the head in the birdcage coil
    • Collins CM, Smith MB. Signal-to-noise ratio and absorbed power as functions of main magnetic field strength and definition of "90°" RF pulse for the head in the birdcage coil. Magn Reson Med 2001;45:684-691.
    • (2001) Magn Reson Med , vol.45 , pp. 684-691
    • Collins, C.M.1    Smith, M.B.2
  • 13
    • 0036238849 scopus 로고    scopus 로고
    • Different excitation and reception distributions with a single-loop transmit-receive surface coil near a head-sized spherical phantom at 300 MHz
    • Collins CM, Yang QX, Wang JH, et al. Different excitation and reception distributions with a single-loop transmit-receive surface coil near a head-sized spherical phantom at 300 MHz. Magn Reson Med 2002;47:1026-1028.
    • (2002) Magn Reson Med , vol.47 , pp. 1026-1028
    • Collins, C.M.1    Yang, Q.X.2    Wang, J.H.3
  • 14
    • 0034900050 scopus 로고    scopus 로고
    • Radio frequency magnetic field mapping of a 3 Tesla birdcage coil: Experimental and theoretical dependence on sample properties
    • Alecci M, Collins CM, Smith MB, Jezzard P. Radio frequency magnetic field mapping of a 3 Tesla birdcage coil: experimental and theoretical dependence on sample properties. Magn Reson Med 2001;46:379-385.
    • (2001) Magn Reson Med , vol.46 , pp. 379-385
    • Alecci, M.1    Collins, C.M.2    Smith, M.B.3    Jezzard, P.4
  • 15
    • 0031884051 scopus 로고    scopus 로고
    • Ultimate intrinsic signal-to-noise ratio in MRI
    • Ocali O, Atalar E. Ultimate intrinsic signal-to-noise ratio in MRI. Magn Reson Med 1998;39:462-473.
    • (1998) Magn Reson Med , vol.39 , pp. 462-473
    • Ocali, O.1    Atalar, E.2
  • 16
    • 4243556316 scopus 로고
    • Standing waves in uniform water phantoms
    • Tofts PS. Standing waves in uniform water phantoms. J Magn Reson 1994;104B:143-147.
    • (1994) J Magn Reson , vol.104 B , pp. 143-147
    • Tofts, P.S.1
  • 17
    • 0032129166 scopus 로고    scopus 로고
    • Standing-wave and RF penetration artifacts caused by elliptic geometry: An electrodynamic analysis of MRI
    • Sled JG, Pike GB. Standing-wave and RF penetration artifacts caused by elliptic geometry: an electrodynamic analysis of MRI. IEEE Trans Med Imaging 1998;17:653-662.
    • (1998) IEEE Trans Med Imaging , vol.17 , pp. 653-662
    • Sled, J.G.1    Pike, G.B.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.