NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = S.Singer Found 33 matches. 2007FR17 Phys.Rev. C 76, 034320 (2007) M.Freer, I.Boztosun, C.A.Bremner, S.P.G.Chappell, R.L.Cowin, G.K.Dillon, B.R.Fulton, B.J.Greenhalgh, T.Munoz-Britton, M.P.Nicoli, W.D.M.Rae, S.M.Singer, N.Sparks, D.L.Watson, D.C.Weisser Reexamination of the excited states of 12C NUCLEAR REACTIONS 12C(12C, 3α), E=82-106 MeV; analyzed energy and angular distributions data. 8Be deduced levels.
doi: 10.1103/PhysRevC.76.034320
2005FR14 Phys.Rev. C 71, 047305 (2005) M.Freer, I.Boztosun, C.A.Bremner, S.P.G.Chappell, R.L.Cowin, G.K.Dillon, B.R.Fulton, B.J.Greenhalgh, M.P.Nicoli, W.D.M.Rae, S.M.Singer, D.L.Watson, D.C.Weisser 8Be + 12C(0+2) decay of excited states in 20Ne NUCLEAR REACTIONS 12C(12C, 8Be12C), E=82-120 MeV; measured particle spectra, angular distributions. 20Ne deduced possible resonance states energies, J, π.
doi: 10.1103/PhysRevC.71.047305
2004FR34 Phys.Rev. C 70, 064311 (2004) M.Freer, M.P.Nicoli, S.M.Singer, C.A.Bremner, S.P.G.Chappell, W.D.M.Rae, I.Boztosun, B.R.Fulton, D.L.Watson, B.J.Greenhalgh, G.K.Dillon, R.L.Cowin, D.C.Weisser 8Be+8Be decay of excited states in 16O NUCLEAR REACTIONS 12C(12C, 28Be), E=82-120 MeV; measured excitation energy spectra, angular correlations. 16O deduced levels, J, π. Comparison with model predictions.
doi: 10.1103/PhysRevC.70.064311
2004FU27 Phys.Rev. C 70, 047602 (2004) B.R.Fulton, R.L.Cowin, R.J.Woolliscroft, N.M.Clarke, L.Donadille, M.Freer, P.J.Leask, S.M.Singer, M.P.Nicoli, B.Benoit, F.Hanappe, A.Ninane, N.A.Orr, J.Tillier, L.Stuttge Exclusive breakup measurements for 9Be NUCLEAR REACTIONS 12C, 208Pb(9Be, n2α), E=36, 42 MeV; measured En, Eα, αα-coin, excitation energy spectra; deduced excited 8Be component, related features.
doi: 10.1103/PhysRevC.70.047602
2004GR12 Phys.Rev. C 69, 054316 (2004) B.J.Greenhalgh, G.K.Dillon, B.R.Fulton, D.L.Watson, R.L.Cowin, M.Freer, S.M.Singer, S.P.G.Chappell, C.A.Bremner, W.D.M.Rae, D.C.Weisser Structures in the excitation functions of high lying inelastic channels of the 16O + 16O system in the region Ec.m. = 26 to 47 MeV NUCLEAR REACTIONS 16O(16O, α12C), E=52-94 MeV; measured particle spectra, angular correlations, σ(E, θ), excitation function; deduced resonance features.
doi: 10.1103/PhysRevC.69.054316
2003ME03 J.Phys.(London) G29, 697 (2003) C.J.Metelko, M.Freer, N.Curtis, J.T.Murgatroyd, S.M.Singer, D.J.Henderson, D.J.Hofman, A.H.Wuosmaa Resonances in 28Si populated in the 12C(20Ne, 28Si*)α reaction NUCLEAR REACTIONS 12C(20Ne, 12C16O), E=110, 160 MeV; measured particle spectra, angular correlations. 28Si deduced resonance energies, J.
doi: 10.1088/0954-3899/29/4/307
2002BR43 Phys.Rev. C66, 034605 (2002) C.A.Bremner, S.P.G.Chappell, W.D.M.Rae, I.Boztosun, M.Freer, M.P.Nicoli, S.M.Singer, B.R.Fulton, D.L.Watson, B.J.Greenhalgh, G.K.Dillon, R.L.Cowin Excitation Function Measurements for 12C + 12C Inelastic Scattering Channels NUCLEAR REACTIONS 12C(12C, 12C'), E(cm)=40-59 MeV; measured excitation energy spectra, σ(E); deduced excitation functions, resonance features.
doi: 10.1103/PhysRevC.66.034605
2002MA21 Phys.Rev. C65, 044006 (2002) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, F.de Oliveira Santos, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Detection of Neutron Clusters NUCLEAR REACTIONS C(14Be, nX), E=35 MeV/nucleon; C(11Li, nX), E=30 MeV/nucleon; C(15B, X), E=48 MeV/nucleon; measured En, (charged particle)n-, nn-coin, angular distributions; deduced possible neutron cluster formation.
doi: 10.1103/PhysRevC.65.044006
2001FR02 Phys.Rev. C63, 034301 (2001); Erratum Phys.Rev. C64, 019904 (2001) M.Freer, J.C.Angelique, L.Axelsson, B.Benoit, U.Bergmann, W.N.Catford, S.P.G.Chappell, N.M.Clarke, N.Curtis, A.D'Arrigo, E.de Goes Brennard, O.Dorvaux, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, F.Hanappe, G.Kelly, M.Labiche, C.Le Brun, S.Leenhardt, M.Lewitowicz, K.Markenroth, F.M.Marques, J.T.Murgatroyd, T.Nilsson, A.Ninane, N.A.Orr, I.Piqueras, M.G.Saint Laurent, S.M.Singer, O.Sorlin, L.Stuttge, D.L.Watson Helium Breakup States in 10Be and 12Be NUCLEAR REACTIONS 1H, 12C(12Be, 26He), 12C(12Be, α6He), E=378 MeV; measured particle spectra, angular distributions. 10,12Be deduced levels, possible cluster structure. Secondary beam from 18O fragmentation.
doi: 10.1103/PhysRevC.63.034301
2001FR03 Phys.Rev. C63, 034317 (2001) M.Freer, J.T.Murgatroyd, S.M.Singer, N.Curtis, D.J.Henderson, D.J.Hofman, A.H.Wuosmaa 12C + 12C and 16O + 8Be Decay of 24Mg States Populated in the 12C(20Ne, 24Mg*)8Be Reaction NUCLEAR REACTIONS 12C(20Ne, 8Be16O), (20Ne, 212C), E=110, 160 MeV; measured breakup fragments energy spectra, angular correlations. 24Mg deduced levels, J, π, configurations.
doi: 10.1103/PhysRevC.63.034317
2001FR19 Nucl.Phys. A694, 147 (2001) M.Freer, M.P.Nicoli, N.M.Clarke, B.R.Fulton, G.R.Kelly, J.T.Murgatroyd, S.M.Singer The 12C(16O, 12C12C)α Reaction at Ebeam = 75 MeV NUCLEAR REACTIONS 12C(16O, 212C), E=75 MeV; measured particle spectra, angular correlations. 28Si deduced resonance energy, spin.
doi: 10.1016/S0375-9474(01)00984-8
2001LA02 Phys.Rev.Lett. 86, 600 (2001) M.Labiche, N.A.Orr, F.M.Marques, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, K.L.Jones, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, F.de Oliveira, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Halo Structure of 14Be NUCLEAR REACTIONS C, Pb(14Be, 2n12Be), E=35 MeV/nucleon; measured σ, neutron angular and momentum distributions, decay energy spectra. 14Be deduced halo features. Kinematically complete measurement, secondary beam from 18O fragmentation. Comparison with three-body model calculations.
doi: 10.1103/PhysRevLett.86.600
2001LE05 Phys.Rev. C63, 034307 (2001) P.J.Leask, M.Freer, N.M.Clarke, B.R.Fulton, C.D.Freeman, S.M.Singer, W.N.Catford, N.Curtis, K.L.Jones, R.L.Cowin, D.L.Watson, R.P.Ward, N.A.Orr, V.F.E.Pucknell Breakup Measurements of Particle Unbound States in 10B NUCLEAR REACTIONS 7Li(12C, α6Li), (12C, d2α), (12C, d8Be), (12C, p9Be), E=76 MeV; measured excitation energy spectra. 10B deduced levels, J, π.
doi: 10.1103/PhysRevC.63.034307
2001LE30 J.Phys.(London) G27, B9 (2001) P.J.Leask, L.Achouri, J.C.Angelique, B.Benoit, C.Bremner, W.N.Catford, R.Chapman, S.P.G.Chappell, N.M.Clarke, E.de Goes Brennard, L.Donadille, M.Freer, B.R.Fulton, S.Grevy, F.Hanappe, K.L.Jones, J.L.Lecouey, R.Lemmon, M.Lewitowicz, X.Liang, F.M.Marques, M.P.Nicoli, A.Ninqane, N.A.Orr, M.Shawcross, S.M.Singer, M.Smith, K.Spohr, L.Stuttge Search for Molecular States in 16C NUCLEAR REACTIONS 12C(16C, 16C'), E=560 MeV; measured excitation energy spectra following projectile decay. 16C deduced no molecular states.
doi: 10.1088/0954-3899/27/8/401
2001MA90 Phys.Rev. C64, 061301 (2001) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, F.de Oliveira Santos, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Three-Body Correlations in Borromean Halo Nuclei NUCLEAR REACTIONS C, Pb(14Be, 2n12Be), E=35 MeV/nucleon; analyzed particle spectra, invariant mass, three-body correlations. Intensity interferometry, Dalitz plots.
doi: 10.1103/PhysRevC.64.061301
2000MA12 Phys.Lett. 476B, 219 (2000) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, F.de Oliveira Santos, E.de Goes Brennand, O.Dorvaux, M.Freer, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, M.Motta, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Two-Neutron Interferometry as a Probe of the Nuclear Halo NUCLEAR REACTIONS Pb(6He, 2nα), E=50 MeV/nucleon; Pb(11Li, 2n9Li), E=30 MeV/nucleon; Pb(14Be, 2n12Be), E=35 MeV/nucleon; measured neutron spectra, (neutron)(neutron)(core)-coin; deduced correlation functions. 6He, 11Li, 14Be deduced radii, n-n separations. Secondary beams from 18O fragmentation.
doi: 10.1016/S0370-2693(00)00141-6
2000SI36 Phys.Rev. C62, 054609 (2000) S.M.Singer, W.N.Catford, G.J.Gyapong, M.Shawcross, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, S.J.Hall, R.A.Le Marechal, M.J.Leddy, J.S.Pople, G.Tungate, R.P.Ward, W.D.M.Rae, P.M.Simmons, S.P.G.Chappell, S.P.Fox, C.D.Jones, P.Lee, D.L.Watson Mechanism of the 12C(24Mg, 12C12C)12C Breakup Reaction: Direct vs compound NUCLEAR REACTIONS 24Mg(12C, 212C), E=85 MeV; measured particle spectra, angular distributions, coincidences, symmetric breakup yield; deduced forward-backward asymmetry, reaction mechanism features. Coupled channels DWBA calculations, comparison with reversed kinematics.
doi: 10.1103/PhysRevC.62.054609
1999FO16 Phys.Rev. C60, 064620 (1999) S.P.Fox, D.L.Watson, C.D.Jones, S.P.Chappell, P.Lee, W.D.M.Rae, M.Freer, S.J.A.Hall, G.Kelly, R.Le Marechal, R.P.Ward, W.N.Catford, G.J.Gyapong, S.Singer Structures in the 12C(16O, 12C(02+) → 3α)16O Reaction in the Region Ec.m. = 15 to 34 MeV NUCLEAR REACTIONS 12C(16O, 12C), E(cm)=15-34 MeV; measured Eα, Iα(θ), αα-coin following carbon breakup; deduced excitation functions. 28Si deduced possible resonance structures energy and angular momenta. Comparisons with model predictions.
doi: 10.1103/PhysRevC.60.064620
1999FR04 Phys.Rev.Lett. 82, 1383 (1999) M.Freer, J.C.Angelique, L.Axelsson, B.Benoit, U.Bergmann, W.N.Catford, S.P.G.Chappell, N.M.Clarke, N.Curtis, A.D'Arrigo, E.de Goes Brennand, O.Dorvaux, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, F.Hanappe, G.Kelly, M.Labiche, C.Le Brun, S.Leenhardt, M.Lewitowicz, K.Markenroth, F.M.Marques, M.Motta, J.T.Murgatroyd, T.Nilsson, A.Ninane, N.A.Orr, I.Piqueras, M.G.Saint Laurent, S.M.Singer, O.Sorlin, L.Stuttge, D.L.Watson Exotic Molecular States in 12Be NUCLEAR REACTIONS 1H, 12C(12Be, 26He), (12Be, α8He), E=378 MeV; measured Q-value spectra; deduced projectile breakup mechanism features. 12Be deduced deformed exotic cluster structure.
doi: 10.1103/PhysRevLett.82.1383
1998CH48 Phys.Lett. 444B, 260 (1998) S.P.G.Chappell, W.D.M.Rae, C.A.Bremner, G.K.Dillon, D.L.Watson, B.Greenhalgh, R.L.Cowin, M.Freer, S.M.Singer High Spin Resonances in 12C + 12C Scattering NUCLEAR REACTIONS 12C(12C, 12C'), E(cm)=31-45 MeV; measured excitation function, particle angular correlations following breakup. 24Mg deduced high-spin resonances. α-cluster model calculations.
doi: 10.1016/S0370-2693(98)01415-4
1998HO03 J.Phys.(London) G24, 167 (1998) S.J.Hoad, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, S.J.Hall, M.J.Leddy, A.St.J.Murphy, J.S.Pople, G.Tungate, R.P.Ward, S.P.G.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, W.D.M.Rae, P.M.Simmons, W.N.Catford, G.J.Gyapong, S.M.Singer Can Break-Up Reactions be Used to Probe High-Lying Inelastic Channels in 12C + 12C Scattering ( Question ) NUCLEAR REACTIONS C(24Mg, 212C), E=170 MeV; measured (12C)(12C(0+2))-coin, total energy.
doi: 10.1088/0954-3899/24/1/020
1997GY02 Nucl.Phys. A620, 55 (1997) G.J.Gyapong, N.Curtis, W.N.Catford, S.M.Singer, W.D.M.Rae, M.Freer, S.J.Hall, G.R.Kelly, R.A.Le Marechal, R.P.Ward, S.P.G.Chappell, S.P.Fox, C.D.Jones, P.R.Lee, D.L.Watson Two-Dimensional Alpha Cluster Structures in 28Si NUCLEAR REACTIONS 12C(16O, 212C), E(cm)=28.3-36.8 MeV; measured (12C)(12C)-coin; deduced σ(E). 28Si deduced resonance angular momenta, cluster state characteristics.
doi: 10.1016/S0375-9474(97)00152-8
1996CU02 Phys.Rev. C53, 1804 (1996) N.Curtis, A.St.J.Murphy, N.M.Clarke, M.Freer, B.R.Fulton, S.J.Hall, M.J.Leddy, J.S.Pople, G.Tungate, R.P.Ward, W.N.Catford, G.J.Gyapong, S.M.Singer, S.P.G.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, W.D.M.Rae, P.M.Simmons, P.H.Regan Evidence for a Highly Deformed Band in 16O + 16O Breakup of 32S NUCLEAR REACTIONS 12C(24Mg, 216O), E=170 MeV; measured (16O)(16O)(θ). 32S deduced levels, possible J, π, rotational parameter, band structure. Compared to DWBA.
doi: 10.1103/PhysRevC.53.1804
1996MU03 Phys.Rev. C53, 1963 (1996) A.St.J.Murphy, R.A.Le Marechal, S.J.Bennett, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, S.J.Hall, M.J.Leddy, J.T.Murgatroyd, J.S.Pople, G.Tungate, R.P.Ward, W.D.M.Rae, P.M.Simmons, W.N.Catford, G.J.Gyapong, S.M.Singer, S.P.G.Chappell, S.P.Fox, C.D.Jones, P.Lee, D.L.Watson Search for 16O + 16O + 16O Structure in 48Cr NUCLEAR REACTIONS 12C, 24Mg(24Mg, 216O), E=150, 170 MeV; measured Eγ, Iγ, σ(θ1, θ2).
doi: 10.1103/PhysRevC.53.1963
1995CH07 Phys.Rev. C51, 695 (1995) S.P.G.Chappell, D.L.Watson, S.P.Fox, C.D.Jones, W.D.M.Rae, P.M.Simmons, M.Freer, B.R.Fulton, N.M.Clarke, N.Curtis, M.J.Leddy, J.S.Pople, S.J.Hall, R.P.Ward, G.Tungate, W.N.Catford, G.J.Gyapong, S.M.Singer, P.H.Regan 12C + 12C ' 6α-Chain State ' Resonance NUCLEAR REACTIONS 12C(12C, 12C'), E(cm)=25-40 MeV; measured spectra, σ(θ). 24Mg deduced resonance features.
doi: 10.1103/PhysRevC.51.695
1995CU01 Phys.Rev. C51, 1554 (1995) N.Curtis, N.M.Clarke, B.R.Fulton, S.J.Hall, M.J.Leddy, A.St.J.Murphy, J.S.Pople, R.P.Ward, W.N.Catford, G.J.Gyapong, S.M.Singer, S.P.G.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, W.D.M.Rae, P.M.Simmons, and the Charissa Collaboration Association of the 12C + 12C Breakup States in 24Mg with the Quasimolecular Resonances NUCLEAR REACTIONS 12C(24Mg, 212C), E=170 MeV; measured (12C)(12C)-coin spectra. 24Mg deduced resonances, J, π, Γ upper limit.
doi: 10.1103/PhysRevC.51.1554
1995FR05 Phys.Rev. C51, 1682 (1995) M.Freer, N.M.Clarke, N.Curtis, B.R.Fulton, S.J.Hall, M.J.Leddy, J.S.Pople, G.Tungate, R.P.Ward, P.M.Simmons, W.D.M.Rae, S.P.G.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, G.J.Gyapong, S.M.Singer, W.N.Catford, P.H.Regan 8Be and α Decay of 16O NUCLEAR REACTIONS 12C(16O, 4α), E=99 MeV; measured Q-value spectra, 16O excitation spectra leading to breakup, (12C)(α)(θ). 16O deduced resonances, decay channels, partial Γ, J.
doi: 10.1103/PhysRevC.51.1682
1995SI13 Phys.Rev. C51, 3500 (1995) P.M.Simmons, W.D.M.Rae, S.P.G.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, M.Freer, B.R.Fulton, N.M.Clarke, N.Curtis, M.J.Leddy, J.S.Pople, S.J.Hall, R.P.Ward, G.Tungate, W.N.Catford, G.J.Gyapong, S.M.Singer, P.H.Regan Search for a 7-α Chain State NUCLEAR REACTIONS 12C(16O, X), E(cm)=37.7-51.4 MeV; measured σ(E) for (12C)(12C)(α), (12C)(8Be)(8Be) production. 28Si deduced no 7α-chain state.
doi: 10.1103/PhysRevC.51.3500
1994CU05 Nucl.Instrum.Methods Phys.Res. A351, 359 (1994) N.Curtis, A.St.J.Murphy, M.J.Leddy, J.S.Pople, N.M.Clarke, M.Freer, B.R.Fulton, S.J.Hall, G.Tungate, R.P.Ward, S.M.Singer, W.N.Catford, G.J.Gyapong, R.A.Cunningham, J.S.Lilley, S.P.Chappell, S.P.Fox, C.D.Jones, D.L.Watson, P.M.Simmons, R.A.Hunt, A.C.Merchant, A.E.Smith, W.D.M.Rae, J.Zhang, and the Charissa Collaboration The Construction and Operation of a Hybrid Gas-Silicon Detector for Studies of Cluster Breakup Reactions NUCLEAR REACTIONS 12C(24Mg, 212C), E=170 MeV; measured (12C)(12C)-coin spectra following projectile breakup. 197Au(12C, 12C), E=84 MeV; 197Au(24Mg, 24Mg), E=170 MeV; measured spectra. Hybrid gas-silicon detector.
doi: 10.1016/0168-9002(94)91364-1
1957SI38 Thesis, Univ.Illinois (1957); Dissertation Abstr. 17, 1366 (1957) α-γ Directional Correlation in Po211
1956FR17 Phys.Rev. 103, 352 (1956) H.Frauenfelder, H.Levins, A.Rossi, S.Singer Decay of Co58
doi: 10.1103/PhysRev.103.352
1954EM05 Phys.Rev. 94, 113 (1954) W.S.Emmerich, S.E.Singer, J.D.Kurbatov Radiative Electron Capture of Fe55, A37, and Ni59
doi: 10.1103/PhysRev.94.113
1954SI18 Phys.Rev. 94, 779A (1954) S.E.Singer, W.S.Emmerich, J.D.Kurbatov Radiative Electron Capture in Fe55, A37, and Ni59
doi: 10.1103/PhysRev.94.779A
Back to query form Note: The following list of authors and aliases matches the search parameter S.Singer: , S.E.SINGER, S.M.SINGER |