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NSR database version of May 24, 2024.

Search: Author = N.K.Cheung

Found 5 matches.

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1981GI11      Phys.Rev. C24, 620 (1981)

J.L.Gimlett, H.E.Henrikson, N.K.Cheung, F.Boehm

Atomic Final State Effects and a Limit for Time-Reversal Invariance in 191Ir

RADIOACTIVITY 191Os [from 190Os(n, γ)]; measured γ(θ), linear polarization vs θ, T, oriented nuclei; deduced time reversal invariance limit, atomic final state effects. 191Ir transition deduced E2, M1 relative phase.

doi: 10.1103/PhysRevC.24.620
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1979GI01      Phys.Rev.Lett. 42, 354 (1979)

J.L.Gimlett, H.E.Henrikson, N.K.Cheung, F.Boehm

Observation of a Time-Reversal-Like Phase Shift between Competing Multipoles in a Nuclear Gamma Transition

RADIOACTIVITY 191mIr [from β- decay of 191Os, polarized in Fe host]; measured linear polarization of γ for 5/2+→3/2+ transition; deduced imaginary phase in E2-M1 δ. Comparion of time-reversal-like phase with calculated atomic final-state phase.

doi: 10.1103/PhysRevLett.42.354
Citations: PlumX Metrics


1977CH30      Phys.Rev. C16, 2381 (1977)

N.K.Cheung, H.E.Henrikson, F.Boehm

Test of Time Reversal Invariance in 57Fe

RADIOACTIVITY 57Co; measured linear polarization from polarized nuclei. 57Fe transitions deduced relative phase of E2, M1.

doi: 10.1103/PhysRevC.16.2381
Citations: PlumX Metrics


1976CH14      Phys.Rev.Lett. 37, 588 (1976)

N.K.Cheung, H.E.Henrikson, E.J.Cohen, A.J.Becker, F.Boehm

Time Reversal Test in 57Fe

RADIOACTIVITY 57Co; measured γ linear polarization. 57Fe transition deduced matrix element phase angle consistent with time-reversal invariance.

doi: 10.1103/PhysRevLett.37.588
Citations: PlumX Metrics


1975CO22      Hyperfine Interactions 1, 193 (1975)

E.J.Cohen, A.J.Becker, N.K.Cheung, H.E.Henrikson

Nuclear Orientation of 57Co

RADIOACTIVITY 57Co; measured γ(θ, H, t); deduced μ. 57Fe levels deduced δ.

doi: 10.1007/BF01022454
Citations: PlumX Metrics


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