Authors

G. de Loubens; G. D. Chaves-O'Flynn; A. D. Kent; C. Ramsey; E. del Barco; C. Beedle;D. N. Hendrickson

Comments

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Abbreviated Journal Title

J. Appl. Phys.

Keywords

Physics, Applied

Abstract

Integrated magnetic sensors that allow simultaneous EPR and magnetization measurements have been developed to study single molecule magnets. A high frequency microstrip resonator has been integrated with a micro-Hall effect magnetometer. EPR spectroscopy is used to determine the energy splitting between the low lying spin states of a Ni-4 single crystal, with an S=4 ground state, as a function of applied fields, both longitudinal and transverse to the easy axis at 0.4 K. Concurrent magnetization measurements show changes in spin population associated with microwave absorption. Such studies enable determination of the energy relaxation time of the spin system.

Journal Title

Journal of Applied Physics

Volume

101

Issue/Number

9

Publication Date

1-1-2007

Document Type

Article; Proceedings Paper

Language

English

First Page

3

WOS Identifier

WOS:000246567900216

ISSN

0021-8979

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