Lecture 2 - Elements of QR Physics Nuclear electric...

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EE 597E Spring 2007 Lecture 2 Elements of QR Physics Elements of QR Physics Nuclear electric quadrupole moment Electric field gradient at the nucleus Classical mechanical viewpoint Quantum mechanical viewpoint Energy levels and QR lineshape
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EE 597E Spring 2007 Lecture 2 References References Dehmelt, H. G., “Nuclear Quadrupole Resonance,” American Journal of Physics , vol. 42, pp. 110-120, 1954. Raich, J. C. and Good, R. H., Jr., “Discussion of Quadrupole Precession,” American Journal of Physics , vol. 30, pp. 356-362, 1954. Smith, J. A. S., “Nuclear Quadrupole Spectroscopy: General Principles,” Journal of Chemical Education , vol. 48. no. 1, pp 39-49, 1971. Ley-Koo, E., “Comparison of the Magnetic Dipole and Electric Quadrupole Spin Precessions,” American Journal of Physics , vol. 40, pp. 516-525, 1972.
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EE 597E Spring 2007 Lecture 2 Nuclear Charge Distribution Nuclear Charge Distribution
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EE 597E Spring 2007 Lecture 2 The Electric Quadrupole Moment Q The Electric Quadrupole Moment Q Z n is the axis of intrinsic (spin) angular momentum I Nuclear charge density has cylindrical symmetry along Z n Q represents the deviation from spherical charge symmetry Only nuclei with 1 can gave Q 0 ( ) 22 3 nn n n eQ z r d ρ τ =−
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EE 597E Spring 2007 Lecture 2 Magnitude and Units Magnitude and Units Nuclear radius Q Example values ( ) -4 n r ~
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This note was uploaded on 07/23/2008 for the course EE 597e taught by Professor Schiano during the Spring '07 term at Penn State.

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Lecture 2 - Elements of QR Physics Nuclear electric...

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