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R. Heffner · SciRah

Researcher profile · Semantic Scholar

R. Heffner

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R. Heffner — researcher profile on SciRah

h-index: 31
Works: 320
Citations: 3,755

Most-cited papers

Direct observation of the formation of polar nanoregions in Pb(Mg1/3Nb2/3)O3 using neutron pair distribution function analysis.
I. Jeong, T. W. Darling, J. Lee, Th. Proffen +5 more
2004Physical Review Letters277 citations Open access
Semantic Scholar
Depth-controlled beta-NMR of 8Li in a thin silver film.
G. Morris, W. A. MacFarlane, Kim H. Chow, Z. Salman +10 more
2004Physical Review Letters72 citations
Semantic Scholar
Limits for ordered magnetism in Pu from muon spin rotation spectroscopy
R. Heffner, Gerald D. Morris, M. Fluss, B. Chung +8 more
200629 citations
Semantic Scholar
Disorder, inhomogeneity and spin dynamics in f-electron non-Fermi liquid systems
D. MacLaughlin, R. Heffner, O. Bernal, Kenji Ishida +4 more
200429 citations Open access
Semantic Scholar
Local structure study of the off-center displacement of Ti and Zr across the morphotropic phase boundary of Pb Zr 1 − x Ti x O 3 ( x = 0.40 , 0.47 , 0.49 , 0.55 )
D. Cao, I. Jeong, R. Heffner, T. Darling +4 more
200429 citations
Semantic Scholar
Evolution of Local Magnetic State in SmRu4P12 Probed by Muon Spin Relaxation
T. Ito, W. Higemoto, K. Ohishi, T. Fujimoto +7 more
200724 citations
Semantic Scholar
Local structural view on the polarization rotation in relaxor ferroelectric (1−x)Pb(Zn1∕3Nb2∕3)O3–xPbTiO3
I. Jeong, J. Lee, R. Heffner
200822 citations
Semantic Scholar
Unconventional spin freezing and fluctuations in the frustrated antiferromagnet NiGa 2 S 4
D. MacLaughlin, Y. Nambu, S. Nakatsuji, R. Heffner +3 more
200821 citations Open access
Semantic Scholar
Field-induced coupled superconductivity and spin density wave order in the heavy fermion compound CeCoIn5.
J. Spehling, R. Heffner, J. Sonier, N. Curro +7 more
2009Physical Review Letters18 citations Open access
Semantic Scholar
Penetration depth, multiband superconductivity, and absence of muon-induced perturbation in superconducting PrOs 4 Sb 12
L. Shu, D. MacLaughlin, Ward P. Beyermann, R. Heffner +7 more
200817 citations Open access
Semantic Scholar
Weak quasistatic magnetism in the frustrated Kondo lattice Pr2Ir2O7
D. MacLaughlin, Y. Ohta, Y. Machida, S. Nakatsuji +5 more
200815 citations Open access
Semantic Scholar
Depth-Controlled-NMR of 8 Li in a Thin Silver Film
G. Morris, W. A. MacFarlane, K. Chow, Z. Salman +10 more
200412 citations
Semantic Scholar
Effects of Bragg peak profiles and nanoparticle sizes on the real‐space pair distribution function
I. Jeong, M. Graf, R. Heffner
200511 citations
Semantic Scholar
Random spin freezing in Ce2MIn8 (M=Co, Rh, Ir) heavy-fermion materials
Gerald D. Morris, R. Heffner, N. O. Moreno, P. G. Pagliuso +5 more
200411 citations
Semantic Scholar
Development of the heavy-fermion state in Ce2IrIn8 and the effects of Ce dilution in (Ce1-xLax)(2)IrIn8
K. Ohishi, R. Heffner, T. Ito, W. Higemoto +7 more
20099 citations
Semantic Scholar
Muon spin rotation measurements of the superfluid density in fresh and aged superconducting Pu Co Ga 5
K. Ohishi, R. Heffner, G. Morris, E. Bauer +9 more
20079 citations Open access
Semantic Scholar
Muon spin relaxation and hyperfine-enhancedPr141nuclear spin dynamics inPr(Os,Ru)4Sb12and(Pr,La)Os4Sb12
L. Shu, D. MacLaughlin, Y. Aoki, Y. Tunashima +19 more
20079 citations Open access
Semantic Scholar
The search for magnetic order in δ-Pu metal using muon spin relaxation
R. Heffner, K. Ohishi, M. Fluss, G. Morris +8 more
20078 citations
Semantic Scholar
New limits on the ordered moments in α-Pu and Ga-stabilized δ-Pu
R. Heffner, G. Morris, M. Fluss, B. Chung +3 more
20058 citations Open access
Semantic Scholar
Multiband superconductivity and penetration depth in PrOs4Sb12
D. MacLaughlin, L. Shu, R. Heffner, J. Sonier +6 more
20077 citations Open access
Semantic Scholar
Evolution of the heavy fermion state in Ce2IrIn8
R. Heffner, G. Morris, E. Bauer, J. Sarrao +3 more
20057 citations Open access
Semantic Scholar
Quantized hyperfine field at an implanted micro+ site in PrPb3: interplay between localized f electrons and an interstitial charged particle.
T. U. Ito, W. Higemoto, K. Ohishi, Nobuhiko Nishida +5 more
2009Physical Review Letters6 citations Open access
Semantic Scholar
Unconventional spin freezing and fluctuations in the frustrated antiferromagnet NiGa2S4
D. MacLaughlin, S. Nakatsuji, Y. Nambu, K. Ishida +3 more
20096 citations Open access
Semantic Scholar
μSRμSR studies of the superconducting order parameter in PuCoGa5PuCoGa5
G. Morris, R. Heffner, E. Bauer, L. Morales +5 more
20056 citations Open access
Semantic Scholar
Project X: Broader Impacts
D. Asner, P. Bhat, S. Henderson, R. Plunkett +8 more
20135 citations
Semantic Scholar
Muon Beam Slicer at J-PARC MUSE
W. Higemoto, T. Ito, K. Ninomiya, R. Heffner +3 more
20125 citations Open access
Semantic Scholar
Anisotropic Cu Knight shift and magnetic susceptibility in the normal state of YBa2Cu307
M. Takigawa, C. P., Hammel, R. Heffner +4 more
20114 citations
Semantic Scholar
Novel features in filled skutterudites containing rare-earth elements with a plural number of 4f-electrons
H. Sato, Y. Aoki, D. Kikuchi, H. Sugawara +12 more
20094 citations
Semantic Scholar
Time reversal symmetry breaking in superconducting(Pr,La)Os4Sb12 and Pr(Os,Ru)4Sb12
L. Shu, W. Higemoto, Y. Aoki, N. A. Frederick +15 more
20074 citations
Semantic Scholar
Penetration depth study in the heavy-fermion superconductor PrOs4Sb12
L. Shu, D. MacLaughlin, R. Heffner, F. Callaghan +8 more
20064 citations
Semantic Scholar
Weak ferromagnetic ordering in the anomalous field-insensitive heavy-fermion state in SmOs4Sb12
Y. Aoki, W. Higemoto, Y. Tsunashima, Y. Yonezawa +7 more
20093 citations
Semantic Scholar
Development of the heavy-fermion state in Ce 2 IrIn 8 and the effects of Ce dilution in ( Ce
K. Ohishi, R. Heffner, T. Ito, W. Higemoto +7 more
20093 citations
Semantic Scholar
Slow inhomogeneous spin dynamics in the frustrated antiferromagnet NiGa2S4
D. MacLaughlin, R. Heffner, S. Nakatsuji, Y. Nambu +5 more
20073 citations
Semantic Scholar
μSR study of CeRhIn5 under applied pressure
R. Heffner, T. Goko, D. Andreica, K. Ohishi +8 more
20102 citations Open access
Semantic Scholar
JAEA-ASRC muon research at J-PARC MUSE
W. Higemoto, T. Ito, K. Ninomiya, R. Heffner +3 more
20102 citations Open access
Semantic Scholar
μ+ diffusion in cubic f-electron compounds observed by high transverse field μ+ SR
T. Ito, W. Higemoto, K. Ohishi, N. Nishida +6 more
20102 citations Open access
Semantic Scholar
JAEA-ASRC μSR project at J-PARC MUSE
W. Higemoto, R. Heffner, K. Shimomura, K. Nishiyama +1 more
20092 citations
Semantic Scholar
Neutron diffraction study on γ ↔ α phase transition in Ce0.9Th0.1 alloy
I. Jeong, T. Darling, R. Heffner, A. Llobet +1 more
20082 citations
Semantic Scholar
Two-fluid model of heavy fermion formation and μSR Knight shift measurements in UBe13☆
R. Heffner, D. MacLaughlin, J. Sonier, M. Hundley +1 more
20072 citations
Semantic Scholar
Muon Knight shift measurements on PrPb3 in paraquadrupolar state
T. Ito, W. Higemoto, K. Ohishi, R. Heffner +4 more
20072 citations
Semantic Scholar
Influence of Self-Irradiation Damage on the Pu-Based Superconductor PuCoGa5Probed by Muon Spin Rotation
K. Ohishi, T. Ito, W. Higemoto, R. Heffner
20062 citations
Semantic Scholar
Soap, Fatty Acids, and Synthetic Detergents
Janine Chupa, S. Misner, A. Sachdev, P. Wisniewski +2 more
20121 citations
Semantic Scholar
Using exotic atoms to keep borders safe
T. Stocki, A. Jason, H. Miyadera, E. Esch +5 more
20111 citations Open access
Semantic Scholar
Muon Knight Shift in the Heavy-Fermion Superconductors U_{1-x}Th_{x}Be_{13}, x
R. Heffner, D. Cooke, Z. Fisk, L. R. +8 more
20111 citations
Semantic Scholar
Magnetism in Ce2Rh(In,Sn)8 heavy-fermion compound
K. Ohishi, Takao Suzuki, R. Heffner, T. Ito +2 more
20101 citations Open access
Semantic Scholar
Local Distortion Induced Metal-to-Insulator Phase Transition in PrRu[subscript 4]P[subscript 12]
D. Cao, R. Heffner, F. Bridges, I. Jeong +3 more
20101 citations
Semantic Scholar
Possible low-energy excitations of multipoles in SmRu4P12 probed by muon spin relaxation
T. Ito, W. Higemoto, K. Ohishi, R. Heffner +6 more
20091 citations
Semantic Scholar
Final Report for Plutonium and Quantum Criticality LDRD 03-ERD-077
M. Fluss, S. McCall, B. Chung, G. Chapline +3 more
20081 citations Open access
Semantic Scholar
Magnetic penetration depth and self-induced irradiation effects in superconducting PuCoGa5 probed by muon spin rotation
K. Ohishi, R. Heffner, G. Morris, M. Fluss +7 more
20071 citations
Semantic Scholar
Magnetic properties of SmRu4P12 probed by μSR
T. Ito, W. Higemoto, K. Ohishi, R. Heffner +6 more
20071 citations
Semantic Scholar

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