Muon-spin relaxation study of the spin-1/2 molecular chain compound Cu(HCO2)2(C4H4N2)
- We present the results of a muon-spin relaxation (μ+SR) study of magnetic order in the quasi-one-dimensional spin-1/2 molecular chain compound CU(HCO2)2(C4h4N2). Zero-field μ+SR measurements at low temperatures show oscillations in the measured asymmetry, characteristic of a quasistatic magnetic field at the muon sites. Our measurements provide convincing evidence for long-range magnetic order below a temperature TN=1.97(8) K. This leads to an estimate of the interchain coupling constant of |J'| lkB=1.27 K and to a ratio |J'lJ|=1.6x10-1.
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- Peer reviewed
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- American Physical Society
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- Citation: Lancaster, T. (2006) 'Muon-spin relaxation study of the spin-1/2 molecular chain compound Cu(HCO2)2(C4H4N2)', Physical Review B [Online], 73(17), 172403. [Available at http://prb.aps.org/].
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