Prof Tony Signal staff profile picture

Contact details +64 (06) 356 9099  ext. 84606

Prof Tony Signal

Professor

Institute of Fundamental Sciences

Research Projects

Summary of Research Projects

Position Current Completed
Project Leader 0 2

Completed Projects

Project Title: Asymmetric quarks at LHC - Interplay between low energy theory and high energy experiment

Date Range: 2007 - 2008

Funding Body: Massey University

Project Team:

Research Outputs

Journal

Signal, AI. (2017). Re-examining valence quark spin distributions. Physical Review D. 95(11)
[Journal article]Authored by: Signal, A.
Signal, AI., Cao, F., Feng, G., & Guo, X. (2012). Perturbative and nonperturbative contributions to the strange quark asymmetry in the nucleon. The European Physical Journal C - Particles and Fields. 72, 1-6
[Journal article]Authored by: Cao, F., Signal, A.
Feng, GQ., Cao, FG., Guo, XH., & Signal, AI. (2012). Perturbative and nonperturbative contributions to the strange quark asymmetry in the nucleon.
[Internet publication]Authored by: Cao, F., Signal, A.
Kitson, AR., & Signal, AI. (2012). Casimir effect in spheroidal geometries. PHYSICAL REVIEW D. 85(2)
[Journal article]Authored by: Signal, A.
Kitson, AR., & Signal, AI. (2012). Casimir effect in spheroidal geometries. Physical Review D - Particles, Fields, Gravitation and Cosmology. 85(2)
[Journal article]Authored by: Signal, A.
Kitson, AR., & Signal, AI. (2012). Casimir effect in spheroidal geometries. : AMER PHYSICAL SOC
[Internet publication]Authored by: Signal, A.
Cheng, H., Cao, F., & Signal, A. (2011). Strange sea distributions of the nucleon. Journal of Physics G: Nuclear and Particle Physics. , 1-10
[Journal article]Authored by: Cao, F., Signal, A.
Khachatryan, V., Sirunyan, AM., Tumasyan, A., Adam, W., Bergauer, T., Dragicevic, M., . . . Quertenmont, L. (2010). First measurement of the underlying event activity at the LHC with √ = 0.9 TeV. European Physical Journal C. 70(3), 555-572
[Journal article]Authored by: Signal, A.
Khachatryan, V., Sirunyan, AM., Tumasyan, A., Adam, W., Bergauer, T., Dragicevic, M., . . . Weinberg, M. (2010). Transverse-momentum and pseudorapidity distributions of charged hadrons in pp collisions at root s=0.9 and 2.36 TeV. JOURNAL OF HIGH ENERGY PHYSICS. (2),
[Journal article]Authored by: Signal, A.
Khachatryan, V., Sirunyan, AM., Tumasyan, A., Adam, W., Bergauer, T., Dragicevic, M., . . . Schul, N. (2010). CMS tracking performance results from early LHC operation. European Physical Journal C. 70(4), 1165-1192
[Journal article]Authored by: Signal, A.
Khachatryan, V., Sirunyan, AM., Tumasyan, A., Adam, W., Bergauer, T., Dragicevic, M., . . . Piotrzkowski, K. (2010). Transverse-momentum and pseudorapidity distributions of charged hadrons in pp collisions at √s=7TeV. Physical Review Letters. 105(2)
[Journal article]Authored by: Signal, A.
Khachatryan, V., Sirunyan, AM., Tumasyan, A., Adam, W., Bergauer, T., Dragicevic, M., . . . Quertenmont, L. (2010). Measurement of the charge ratio of atmospheric muons with the CMS detector. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 692(2), 83-104
[Journal article]Authored by: Signal, A.
Chen, H., Cao, FG., & Signal, AI. (2010). Strange sea distributions of the nucleon. Journal of Physics G: Nuclear and Particle Physics. 37(10)
[Journal article]Authored by: Cao, F., Signal, A.
Bissey, F., Signal, AI., & Leinweber, DB. (2009). Comparison of gluon flux-tube distributions for quark-diquark and quark-antiquark hadrons. Physical Review D - Particles, Fields, Gravitation and Cosmology. 80(11)
[Journal article]Authored by: Signal, A.
Bissey, F., Cao, FG., Kitson, AR., Signal, AI., Leinweber, DB., Lasscock, BG., . . . Williams, AG. (2007). Gluon flux-tube distribution and linear confinement in baryons. Physical Review D - Particles, Fields, Gravitation and Cosmology. 76(11)
[Journal article]Authored by: Cao, F., Signal, A.
Zülicke, U., & Signal, AI. (2007). Rashba interferometers: Spin-dependent single- and two-electron interference. Solid State Communications. 144(12), 529-535
[Journal article]Authored by: Signal, A.
Bissey, F., Cao, FG., & Signal, AI. (2006). Spin dependent structure functions of the nucleon. Physical Review D - Particles, Fields, Gravitation and Cosmology. 73(9)
[Journal article]Authored by: Cao, F., Signal, A.
Signal, AI., & Zülicke, U. (2005). Tunable entanglement generation for mobile-electron spin qubits. Applied Physics Letters. 87(10)
[Journal article]Authored by: Signal, A.
Cao, FG., & Signal, AI. (2003). Nonperturbative structure of the polarized nucleon sea. Physical Review D. 68(7)
[Journal article]Authored by: Cao, F., Signal, A.
Signal, TI., & Cao, F. (2003). Parton symmetries and the NuTeV anomaly. The European Physical Journal A. 18, 449-451
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2003). Nonperturbative structure of the polarized nucleon sea. Physical Review D. 68(7), 074002-1-074002-8
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2003). The quark-antiquark asymmetry of the strange sea of the nucleon. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 559(3-4), 229-234
[Journal article]Authored by: Cao, F., Signal, A.
Signal, AI., & Cao, FG. (2001). Non-perturbative symmetry breaking of parton distributions. NUCLEAR PHYSICS A. 680(1-4), 43C-47C
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2001). The flavor asymmetry of polarized anti-quarks in the nucleon. European Physical Journal C. 21(1), 105-114
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2000). Charge symmetry violation in the parton distributions of the nucleon. Physical Review C - Nuclear Physics. 62(1), 152031-1520310
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2000). Charge symmetry violation in the parton distributions of the nucleon. Physical Review C - Nuclear Physics. 62(1), 10
[Journal article]Authored by: Cao, F., Signal, A.
Cao, F., & Signal, TI. (2000). Charge symmetry violation in the parton distributions of the nucleon. Physical Review C. 62, 1-10
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2000). The flavour asymmetry and quark-antiquark asymmetry in the Sigma(+)-sea. PHYSICS LETTERS B. 474(1-2), 138-144
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (1999). Phenomenological analysis of s-s̄ asymmetry in the nucleon sea. Physical Review D - Particles, Fields, Gravitation and Cosmology. 60(7), 1-8
[Journal article]Authored by: Cao, F., Signal, A.
Cao, F., & Signal, AI. (1999). The flavour asymmetry and quark-antiquark asymmetry in the Σ+-sea. Phys.Lett. B474 (2000) 138-144. Retrieved from http://dx.doi.org/10.1016/S0370-2693(99)01509-9
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (1999). Two analytical constraints on η-η′ mixing. Physical Review D - Particles, Fields, Gravitation and Cosmology. 60(11), 1-4
[Journal article]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (1999). Phenomenological analysis of s-(s)over-bar asymmetry in the nucleon sea. PHYSICAL REVIEW D. 60(7),
[Journal article]Authored by: Cao, F., Signal, A.
Signal, AI. (1997). Calculations of higher twist distribution functions in the MIT bag model. Nuclear Physics B. 497(1-2), 415-434
[Journal article]Authored by: Signal, A.
Ardekani, A., & Signal, AI. (1993). Improved bag model structure functions. Physics Letters B. 311(1-4), 281-285
[Journal article]Authored by: Signal, A.
Bate, MR., & Signal, AI. (1992). Deep inelastic scattering from non-topological solitons. Journal of Physics G: Nuclear and Particle Physics. 18(12), 1875-1888
[Journal article]Authored by: Signal, A.
Schreiber, AW., Mulders, PJ., Signal, AI., & Thomas, AW. (1992). Pion cloud of the nucleon and its effect on deep-inelastic structure. Physical Review D. 45(9), 3069-3078
[Journal article]Authored by: Signal, A.
Melnitchouk, W., Thomas, AW., & Signal, AI. (1991). Gottfried sum rule and the shape of F<inf>2</inf><sup>{bottom left crop}</sup>-F<inf>2</inf><sup>{bottom left crop}</sup>. Zeitschrift für Physik A: Hadrons and Nuclei. 340(1), 85-92
[Journal article]Authored by: Signal, A.
Schreiber, AW., Signal, AI., & Thomas, AW. (1991). Structure functions in the bag model. Physical Review D. 44(9), 2653-2662
[Journal article]Authored by: Signal, A.
GROSSMANN, B., PIRNER, HJ., & SIGNAL, AI. (1991). SEARCHING FOR AN OPTIMAL LATTICE COLOR DIELECTRIC THEORY. INTERNATIONAL JOURNAL OF MODERN PHYSICS A. 6(15), 2649-2658
[Journal article]Authored by: Signal, A.
MELNITCHOUK, W., THOMAS, AW., & SIGNAL, AI. (1991). GOTTFRIED SUM-RULE AND THE SHAPE OF F2(P)-F2(N). ZEITSCHRIFT FUR PHYSIK A-HADRONS AND NUCLEI. 340(1), 85-92
[Journal article]Authored by: Signal, A.
Signal, AI., & Thomas, AW. (1989). Calculation of quark distribution functions using bag-model wave functions. Physical Review D. 40(9), 2832-2843
[Journal article]Authored by: Signal, A.
Signal, AI., & Thomas, AW. (1988). The structure function of the nucleon. Physics Letters B. 211(4), 481-484
[Journal article]Authored by: Signal, A.
Signal, AI., & Thomas, AW. (1987). Possible strength of the non-perturbative strange sea of the nucleon. Physics Letters B. 191(1-2), 205-208
[Journal article]Authored by: Signal, A.
SIGNAL, AI., & THOMAS, AW. (1987). ANTI-NEUTRINO CROSS-SECTIONS FOR NEON AND DEUTERIUM. AUSTRALIAN JOURNAL OF PHYSICS. 40(5), 601-609
[Journal article]Authored by: Signal, A.
Cao, F-G., & Signal, AI.Two analytical constraints on the $η$-$η^\prime$ mixing. Phys.Rev. D. 60, 114012 Retrieved from http://dx.doi.org/10.1103/PhysRevD.60.114012
[Journal article]Authored by: Cao, F., Signal, A.
Cao, F-G., & Signal, AI.On the phenomenological analyses of $s$-${\bar s}$ asymmetry in the nucleon sea. Phys.Rev. D. 60, 074021 Retrieved from http://dx.doi.org/10.1103/PhysRevD.60.074021
[Journal article]Authored by: Cao, F., Signal, A.
Signal, AI.Calculations of Higher Twist Distribution Functions in the MIT Bag Model. Nucl.Phys. B. 497, 415-434 Retrieved from http://dx.doi.org/10.1016/S0550-3213(97)00231-9
[Journal article]Authored by: Signal, A.
Cao, F-G., & Signal, AI.Charge symmetry violation in the parton distributions of the nucleon. Phys.Rev. C. 62, 015203 Retrieved from http://dx.doi.org/10.1103/PhysRevC.62.015203
[Journal article]Authored by: Cao, F., Signal, A.

Conference

Signal, AI. (2010). Strangeness in the meson cloud model. AIP Conference Proceedings. Vol. 1261 (pp. 67 - 72).
[Conference Paper in Published Proceedings]Authored by: Signal, A.
Cao, FG., Chen, H., & Signal, AI. (2010). Determining the strange and antistrange quark distributions of the nucleon. Chinese Physics C. Vol. 34 (pp. 1414 - 1416).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Bissey, F., Cao, FG., & Signal, AI. (2007). The spin dependent structure functions of the nucleon. AIP Conference Proceedings. Vol. 915 (pp. 454 - 457).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, AI. (2007, July). Spin dependent structure functions of the proton and neutron. Presented at 13th New Zealand Institute of Physics Conference. University of Otago, Dunedin, NZ.
[Conference Oral Presentation]Authored by: Signal, A.
Signal, AI. (2006, October). Some aspects of parton distributions and structure functions. Presented at Australasian High Energy Physics and Medical Physics Conference. Christchurch, NZ.
[Conference Oral Presentation]Authored by: Signal, A.
Kitson, AR., & Signal, AI. (2006). Zero-point energy in spheroidal geometries. Journal of Physics A: Mathematical and General. Vol. 39 (pp. 6473 - 6479).
[Conference Paper in Published Proceedings]Authored by: Signal, A.
Cao, FG., & Signal, AI. (2005). The polarized nucleon sea in the meson cloud model. International Journal of Modern Physics A. Vol. 20 (pp. 1855 - 1858).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Bissey, F., Cao, F-G., & Signal, AI. (2007). A theoretical study on the spin dependent structure functions of the nucleon. In Y. Yan, C. Kobdai, & P. Suebka (Eds.) Few-Body Problems in Physics, 2005. (pp. 95 - 98). : 3rd Asia-Pacific Conference on Few-Body Problems in Physics (APFB05)
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Bissey, F., Cao, F., & Signal, A. (2005). The structure functions g₁and g₂of the nucleon in the meson cloud model. In . Comsan, M. H, . Hanna, KMNR. Center, AE. Authority, & E. 2006 (Eds.) 5th Conference on Nuclear and Particle Physics (NUPPAC'05). (pp. 337 - 342).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Cao, F., & Signal, TI. (2005). The polarized nucleon sea in the meson cloud model. In H-C. Chiang, & B-SZ. Eds (Eds.) International Journal of Modern Physics A. Vol. 20 (pp. 1855 - 1858). Singapore: Proceedings of the 10th International Symposium on Meson-Nucleon Physics and the Structure of the Nucleon
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Bissey, FR., Cao, F., Kitson, A., Lasscock, BG., Leinweber, DB., Signal, TI., . . . Zanotti, JM. (2005). Gluon field distribution in baryons. Nuclear Physics B: Proceedings Supplement. Vol. 141 (pp. 22 - 25). : Proceedings of the Workshop on QCD Down Under
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, AI. (2005). G1(x) and g2(x) in the Meson Cloud model. AIP Conference Proceedings. Vol. 792 (pp. 965 - 968).
[Conference Paper in Published Proceedings]Authored by: Signal, A.
Bissey, F., Cao, FG., Kitson, A., Lasscock, BG., Leinweber, DB., Signal, AI., . . . Zanotti, JM. (2005). Gluon field distribution in baryons. Nuclear Physics B - Proceedings Supplements. Vol. 141 (pp. 22 - 25).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI.(2003, July). Symmetry breaking in the nucleon sea. NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS. (pp. 30 - 36). 0920-5632.
[Conference]Authored by: Cao, F., Signal, A.
Signal, TI., & Cao, F. (2004). Asymmetry in the polarized nucleon sea. (pp. 33 - 35). , Proceedings of the 17th International Union of Pure and Applied Physics Conference on Few-Body Problems in Physics The Netherlands: Elsevier
[Conference Abstract]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2004). Symmetry breaking in the nucleon sea. Nuclear Physics B - Proceedings Supplements. Vol. 128 (pp. 30 - 36).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, AI.Calculating spin-dependent parton distributions in the bag model. International Journal of Modern Physics A. 18 (8)(pp. 1391 - 1395). 0217-751X.
[Conference]Authored by: Signal, A.
Signal, TI., & Cao, F. (2003, June). Asymmetry in the polarized nucleon sea. Presented at Seventeenth International IUPAP Conference on Few-Body Problems in Physics. Duke University, Durham, NC.
[Conference Oral Presentation]Authored by: Cao, F., Signal, A.
Cao, FG., & Signal, AI. (2003). Symmetry breaking in the parton distribution functions of the nucleon. International Journal of Modern Physics A. Vol. 18 (pp. 1461 - 1464).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, TI., & Cao, F. (2003). Parton symmetries and the NuTeV anomaly. The European Physical Journal. A, Hadrons and nuclei. Vol. 18 (pp. 449 - 451). : International Conference on Quark Nuclear Physics
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, AI., & Cao, FG. (2003). Parton symmetries and the NuTeV anomaly. European Physical Journal A. Vol. 18 (pp. 449 - 451).
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Cao, F., & Signal, TI. (2002). The NuTeV anomaly and symmetry breaking in the parton distribution functions. In V. Guzey, A. Kizilersu, AW. Thomas, & TN. Eds (Eds.) Proceedings of the Workshop on Physics at the Japan Hadron Facility. Vol. 18 (pp. 195 - 202). Singapore
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Signal, TI., & Cao, F. (2001). Non-perburbative symmetry breaking of parton distributions. Nuclear Physics A. Vol. 680 (pp. 43 - 47). : Proceedings of the International Conference on Quark Nuclear Physics 2000
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Cao, F., & Signal, TI. (2001). Flavour symmetry breaking in the polarized nucleon sea. In W. Melnitchouk, AW. Schreiber, AW. Thomas, & PCT. Eds (Eds.) Proceedings of the Workshop on Lepton Scattering, Hadrons and QCD. (pp. 102 - 109). Singapore
[Conference Paper in Published Proceedings]Authored by: Cao, F., Signal, A.
Hoyt, LP., & Signal, AI. (2001). Estimating low energy model parameters from deep inelastic scattering. In . Melnitchouk, . W, AW. Schreiber, . Thomas, A. W, . Tandy, . . . PC. Eds (Eds.) Workshop on Lepton Scattering, Hadrons and QCD. (pp. 146 - 153).
[Conference Paper in Published Proceedings]Authored by: Signal, A.
Signal, AI.Higher twist structure functions. Australian Journal of Physics. 50 (1)(pp. 61 - 69). 0004-9506.
[Conference]Authored by: Signal, A.
Signal, AI.Calculations of nucleon structure functions. Nuclear Physics, Section A. 508 (C)(pp. 493 - 500). 0375-9474.
[Conference]Authored by: Signal, A.
Signal, AI., Bissey, FRP., & Leinweber, DB.Di-Quarks and Tri-Quarks on the Lattice.
[Conference Paper]Authored by: Signal, A.

Other

Signal, AI. (2016, September). What do we really know about the spin of the proton?. In Institute of Fundamental Sciences, mathematics/Mathematical Physics.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2012, October). Symmetry breaking in strange quark and antiquark distributions. In Particles, Astrophysics, and Nuclear Physics Seminar.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2012, October). Symmetry breaking in strange quark and antiquark distributions. In TRIUMF Theory Group.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2011, May). A Short Visit to the Large Hadron Collider.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2008). NZ is involved here, too. Dominion Post newspaper
[Other]Authored by: Signal, A.
Signal, AI. (2008, May). New Directions in Science - surprising insights into the nature of reality.
[Oral Presentation]Authored by: Signal, A.
Signal, TI. (2004, September). W boson production at the LHC. : Massey University, Institute of Fundamental Sciences.
[Oral Presentation]Authored by: Signal, A.
Signal, TI. (2004, June). High rapidity W's and parton distributions. : University of Durham, Institute for Particle Physics Phenomenology.
[Oral Presentation]Authored by: Signal, A.
Signal, TI. (2004, May). Symmetry breaking in the quark distributions of the proton. : University of Manchester, High Energy Physics Group.
[Oral Presentation]Authored by: Signal, A.
Signal, TI. (2004, May). Symmetry breaking in the quark distributions of the proton. : University of Exeter, School of Physics.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2003, June). Symmetry breaking in the quark distribution of the proton. : Department of Physics, University of Connecticut.
[Oral Presentation]Authored by: Signal, A.
Signal, AI. (2003, May). The pursuit of sweetness and light. : Wellington Branch, Royal Society of New Zealand.
[Oral Presentation]Authored by: Signal, A.
Signal, AI.Physics Teaching at Massey University: A Personal View.
[Oral Presentation]Authored by: Signal, A.

Supervision and Teaching

Summary of Doctoral Supervision

Position Current Completed
Supervisor 0 1
Co-supervisor 2 1

Current Doctoral Supervision

Co-supervisor of:

  • William Marks - Doctor of Philosophy
    An Investigation into the connection between neutrinos and dark matter.
  • Simon Murphy - Doctor of Philosophy
    Investigation into flavour and spin structure of the Nucleon Sea

Completed Doctoral Supervision

Supervisor of:

  • 2009 - Adrian Kitson - Doctor of Philosophy
    On the zero-point energy of elliptic-cylindrical and spheroidal boundaries

Co-supervisor of:

  • 2007 - Brett Ryland - Doctor of Philosophy
    Multisymplectic Integration

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