Chris Waltham's Publications
 
Recent Refereed Journal Papers
Chris Waltham, Yang Lan and Evert Koster, "An acoustical study of the qin", J. Acoust. Soc. Am. 139, 1592 (2016); http://dx.doi.org/10.1121/1.4944874
Yang Lan and Chris Waltham. "Acoustic Modeling and Optimization of the Xiao." Acta Acustica united with Acustica 102, no. 6 (2016).

Book Chapters
Chris Waltham and Shigeru Yoshikawa, "Acoustics of Wood", in Systematic Musicology, ed. R. Bader (Springer, in press 2017).
Chris Waltham, Kimi Coaldrake, Evert Koster, and Yang Lan, "Acoustics of the Qin", in Systematic Musicology, ed. A. Schneider (Springer 2017).
Chris Waltham, "The Harp" in Science of String Instruments, ed. T. Rossing (Springer 2012)

Recent Conferences (published)

Chris Waltham, "Calibration for Impact Measurements of Qin Sound Hole Velocities", ISMA Montreal (2017)
Yang Lan and Chris Waltham, "Acoustical Impedance of the Xiao", ISMA Le Mans, (2014)

Chris Waltham, Yang Lan and Evert Koster, "Vibroacoustics of the guqin", ISMA  Le Mans, (2014)
Christopher Waltham, Evert Koster, Andrzej Kotlicki, James Simard and Nathan Wolfe, "Acoustic Radiation from the Pipa and Yueqin", Proceedings of Meetings on Acoustics, 035004 (2013)
Christopher Waltham, Evert Koster, Nils Smit-Anseeuw and Aaron Zimmer, "Acoustic imaging of string instrument soundboxes", Proceedings of Meetings on Acoustics, 035004 (2013)

Other

Chris Waltham, review of "American Luthier: Carleen Hutchins and the Art and Science of the Violin", Physics Today, 2017
Charles Day, "Sounding out the Qin: Tests reveal the acoustic properties of an exalted musical instrument", Physics Today (May 2016) - review of Waltham et al., "An acoustical study of the qin", J. Acoust. Soc. Am. 139, 1592 (2016)

Older refereed journal papers

Waltham, C. E. et al. (Science One Team), "A value-added analysis of the University of British Columbia’s Science One program”, Canadian Journal for the Scholarship of Teaching and Learning, 3 (2013) 1-13.
Chen, M., Kotlicki, A., Waltham, C. E., Wolfe, N., Yu, J.-F., Zhu, C., “Vibrational behavior of a soundbox in an atmosphere with a variable speed of sound”, J. Acoust. Am. Soc. 131 (2012) 2495-2499.
Daltrop, S., Kotlicki, A., Waltham, C. E., Wolfe, N., Gautier, F. and Elie, B., "Vibroacoustic characteristics of a gothic harp", J. Acoust. Am. Soc. 131 (2012) 837-843.
Waltham, C. E., “The Acoustics of harp soundboxes”, American Harp Journal, 22 (2010) 26-31.
Daltrop, S., Waltham, C. E. and Kotlicki, A., "Vibro-acoustic characteristics of an Aoyama Amphion concert harp", J. Acoust. Am. Soc. 128 (2010) 466-473.
Waltham, C. E. and Kotlicki, A., "Construction and Calibration of an Impact Hammer", Am. J. Phys 77 (2009) 945-949.
SNO Collaboration, "Measurement of the cosmic ray and neutrino-induced muon flux at the Sudbury neutrino observatory", Phys. Rev. D 80, 012001 (2009) [15 pages]
Waltham, C. E., “A Balsa Violin”, Am. J. Phys 77, 30-35 (2009).
Waltham, C. E. and Kotlicki, A., “Vibrational Characteristics of Harp Soundboards”, J. Acoust. Soc. Am.124, 1774-1780 (2008).
Waltham, C., Kotlicki, A., Bates, G. and Leander, C., "Canada's National Grade 10 Science Contest, The Michael Smith Science Challenge",  Physics Competitions 10, 16-23 (2008).
SNO collaboration, "Measurement of electron neutrino and total 8B solar neutrino fluxes with the Sudbury Observatory Phase I Data Set", Phys. Rev. C 75, 045502 (2007).
SNO Collaboration, "A Search for Periodicities in the 8B Solar Neutrino Flux measured by the Sudbury Neutrino Observatory", Phys. Rev. D 72, 052010 (2005)
SNO Collaboration, "Electron Energy Spectra, Fluxes, and Day-Night Asymmetries of 8B Solar Neutrinos from the 391-Day Salt Phase SNO Data Set”, Phys. Rev. C 72, 055502 (2005)
Waltham C. E., “Teaching neutrino oscillations”, Am. J. Phys. 72, 742-752 (2004)
SNO Collaboration, “Electron antineutrino search at the Sudbury Neutrino Observatory”, Phys. Rev. D 70, 093014 (2004) [8 pages]
SNO Collaboration, "Constraints on Nucleon Decay via Invisible Modes from the Sudbury Neutrino Observatory", Phys. Rev. Lett. 92, 102004 (2004).
SNO Collaboration, "Measurement of the Total Active 8B Solar Neutrino Flux at the Sudbury Neutrino Observatory with Enhanced Neutral Current Sensitivity", Phys. Rev. Lett. 92, 181301 (2004).
Waltham, C. E., Bendall, S., Kotlicki, A., “Bernoulli Levitation”, Am. J. Phys. 71 (2003) 176-179
SNO Collaboration, “Measurement of Day and Night Energy Spectra at SNO and Constraints on Neutrino Mixing Parameters”, Phys. Rev. Lett. 89 (2002) 011302
SNO Collaboration, “Direct Evidence for Weak Flavor Mixing from Neutral-Current Interactions in the Sudbury Neutrino Observatory”, Phys. Rev. Lett. 89 (2002) 011301
Tserkovnyak, Y., Komar, R., Nally, C., Waltham, C.E., “A 3-D Calculation of Atmospheric Neutrino Fluxes”, Astroparticle Physics 18 (2003) 449-461
Q. Ahmad et al. (The SNO Collaboration), “Measurement of charged current interactions by 8B solar neutrinos at the Sudbury Neutrino Observatory", Phys. Rev. Lett. 87 (2001) 071301.
Wylie, J, Kotlicki, A., and Waltham, C., “National Canadian Association of Physicists High School Prize Examination and Physics Olympiad Preparation Program", Physics Competitions 2 (2000) 1-13.
Poon, A. W. P., Browne, M. C., Robertson, R. G. H., Waltham, C. E. and Kherani N. P., “A Compact 20 MeV Gamma-Ray Source for Energy Calibration of the Sudbury Neutrino Observatory", Nucl. Instr. Meth. A452 (2000) 115-129
Boger, J. et al., “The Sudbury Neutrino Observatory", Nucl. Instr. Meth. A449 (2000) 172-207.
Waltham, C. E. & Copeland, B., “Power Requirements in Bicycling and Rollerblading", Phys. Teach. 37 (1999) 379-382.
Waltham, C. E., “The Flight of a Balsa Glider", Am. J. Phys. 67 (1999) 620-624.
Waltham, C. E., “Flight without Bernoulli", Phys. Teach., 36 (1998) 457-462.
Waltham, C. E., "Scaling in Model Aircraft", Am. J. Phys. 65 (1997) 1082-1086.
Dumont, A. S. and Waltham, C. E., "Walking", Phys. Teach. 35 (1997) 372-376.
Doucas, G., Gil, S., Jelley, N. A., McGarry, L., Moorhead, M. E., Tanner, N. W., Waltham, C. E., "Light Concentrators for the Sudbury Neutrino Observatory", Nucl. Instr. Meth. A370 (1996) 579-596.
Waltham, C. E., Kotlicki, A., Wylie, J., Sénéchal, D., "The Second National Canadian Association of Physicists High School Prize Examination", Physics in Canada 51 (1995) 295-312, and 52 (1996) 134-137.
Gil, S., Clarke, G. A., McGarry, L., Waltham, C., "Determination of Absolute Specular Reflectivities in Liquid Media with Variable Angles of Incidence", Applied Optics 34 (1995) 695-702.
Waltham, C., Boyle, J., Ramey, W., Smit, J., "Light Scattering and Absorption in Bacteria", Applied Optics 31 (1994) 7536-7540.
Waltham, C. E., Kotlicki, A., Wylie, J., Sénéchal, D., "The First National Canadian Association of Physicists High School Prize Examination", Physics in Canada 50 (1994) 402-423.
Meijer Drees, R., Waltham, C. E., Blevis, I., Hasinoff, M. D., Virtue, C. J., Gumplinger, P., Stetz, A. W., Poutissou, J.-M., "Search for the decay pi0 -> gamma X$, Physical Review D49 (1994) 4937-4940.
Waltham, C. E., "Addendum to `A Brief History of Heavy Water' ", Physics in Canada 46 (1993) 356-357.
Waltham, C. E., "The Omnipotent and Omnipresent Neutrino", Quantum 3 (1993) 10-17
Larson, K. D., Noble, A. J., Bassaleck, B., Burkhardt, H., Fickinger, W. J., Hall, J. R., Hallin, A. L., Hasinoff, M. D., Horvath, D., Jones, P. G., Lowe, J., McIntyre, E. K., Measday, D. F., Miller, J. P., Roberts, B. L., Robinson, D. K., Sakitt, M., Salomon, M., Stanislaus, S., Waltham, C. E., Warner, T. M., Whitehouse, D. A., Wolfe, D. M., ``The Weak Radiative Decay, Λ -> nγ, and the Radiative Capture Reaction, K-p -> Σ(1385)γ", Phys. Rev. D47, 799- (1993).
Meijer Drees, R. and Waltham, C. E., ``An observation of higher order radiative processes in π-p interactions at rest", Can J. Phys. 70 (1992) 706-710
Noble, A. J., Larson, K. D., Bassaleck, B., Burkhardt, H., Fickinger, W. J., Hall, J. R., Hallin, A. L., Hasinoff, M. D., Horvath, D., Jones, P. G., Lowe, J., McIntyre, E. K., Measday, D. F., Miller, J. P., Roberts, B. L., Robinson, D. K., Sakitt, M., Salomon, M., Stanislaus, S., Waltham, C. E., Warner, T. M., Whitehouse, D. A., Wolfe, D. M., ``A measurement of the Λ -> nγ branching ratio", Phys. Rev. Lett. 69 (1992) 414-417
Meijer Drees, R., Waltham, C. E., Bernasconi, T., Egli, S., Hermes, E., Muheim, F., Niebuhr, C., Pruys, H., van der Schaaf, A., Bertl, W., Gro\ss mann-Handschin, M., Lordong, N., Eichler, R., Felawka, L., Kozlowski, T., Playfer, S., Martino, J., ``Search for weakly interacting neutral bosons produced in π-p interactions at rest and decaying into e+e- pairs", Phys. Rev. Lett. 68 (1992) 3845-3848
Waltham, C. E., ``A Brief History of Heavy Water", Physics in Canada 49 (1993) 81-86 (2011 version, unpublished)
Poon, A. W. and Waltham, C. E., ``Neutrino Electromagnetic Scattering in Astrophysics", Can. J. Phys. 70 (1992) 140-142
Farzanpay, F., Gumplinger, P., Stetz, A., Blevis, I., Hasinoff, M., Virtue, C. J., Waltham, C. E., Robertson, B. C., Mulera, T. A., Shor, A., Lowe, J., Chew, S. H., ``Measurement of the Slope of the π0-Electromagnetic Form Factor", Phys. Lett. B278 (1992) 413-418
Waltham, C. E., Hallman, D., Doe, P., Robertson, R. G. H., Frati, G., Van Berg, R., Lesko, K.T., Robertson, B. C., Simpson, J. J., "Research and Development for the Sudbury Neutrino Observatory", Physics in Canada, 48 (1992) 135-141
Ouellette, G., Waltham, C. E., Meijer Drees, R., Poon, A., Schubank, R., Whitehead, L., "Nonimaging Light Concentration Using Total Internal Reflection Films", Applied Optics 31 (1992) 2360-2365
Meijer Drees, R., Waltham, C. E., Bernasconi, T., Egli, S., Hermes, E., Muheim, F., Niebuhr, C., Pruys, H., van der Schaaf, A., Bertl, W., Gro\ss mann-Handschin, M., Lordong, N., Eichler, R., Felawka, L.,
Kozlowski, T., Playfer, S., Martino, J., ``A Measurement of the π0 Electromagnetic Transition Form Factor", Phys. Rev. D45 (1992) 1439-1447
Waltham, C. E., ``The Sudbury Neutrino Observatory", Physics Teacher's CD-ROM Toolkit, Lincoln, Nebraska (1991)
Armstrong, D. S., Ahmad, S., Burnham, R. A., Gorringe, T.P., Hasinoff, M. D., Larabee, A. J., Waltham, C. E., Azuelos, G., Macdonald, J. A. , Numao, T., Poutissou, J.-M., Blecher, M., Wright, D. H., Clifford, E. T. H., Summhammer, J., Depommier, P., Poutissou, R., Mes, H., Robertson, B. C., "Radiative Muon Capture on Carbon, Oxygen and Calcium", Phys. Rev. C43 (1991) 1425-1447.
Lowe, J., Bassalleck, B., Burkhardt, H., Fickinger, W., Hall, J., Hasinoff, M. D., Horváth, D., Koch, G., Larson, K. D., Miller, J. P., Noble, A. J., Roberts, B. L., Robinson, D., K., Sakitt, M., Sevior, M. E., Tanner, N. W., Waltham, C. E., Warner, T. M., Wolfe, D. M., π-p -> π0π0n near threshold and chiral symmetry breaking", Phys. Rev. C44 (1991) 956-965.
Gorringe, T.P., Ahmad, S., Armstrong, D.S., Azuelos, G., Blecher, M., Burnham, R.A., Clifford, E.T.H., Depommier, P., Hasinoff, M.D., Larabee, A.J., Macdonald, J.A., Mes, H., Numao, T., Poutissou, J.-M.,
Poutissou, R., Robertson, B.C., Summhammer, J., Waltham, C.E., Wright, D.H., "A search for the tetraneutron", Phys. Rev. C40, (1989) 2390-2393.
Armstrong, D.S., Ahmad, S., Azuelos, G., Blecher, M., Burnham, R.A., Clifford, E.T.H., Depommier, P., Gorringe, T.P., Hasinoff, M.D., Larabee, A.J., Macdonald, J.A., Mes, H., Numao, T., Poutissou, J.-M.,
Poutissou, R., Robertson, B.C.,    Summhammer, J., Waltham, C.E., Wright, D.H., "Radiative Muon Capture on Oxygen and the Induced Pseudoscalar Coupling", Phys. Rev. C40, (1989) R1100-1103.
Niebuhr, C., Eichler, R., Felawka, L., Kozlowski, T., Playfer, S., Walter, H.K., van der Schaaf, A., Egli, S., Grobmann-Handschin, M., Hermes, E., Muheim, F., Pruys, H., Vermeulen, D., Bertl, W., Lordong, N., Martino, J., Meijer Drees R., Waltham, C.E., Bellgardt, U., "Search for the decay π0 -> e+e-", Phys. Rev. D40, (1989) 2796-2802.
Waltham, C.E., Hasinoff, M.D., Virtue, C.J., Poutissou, J.-M., Gumplinger, P., Stetz, A., Robertson, B.C., Mulera, T., Shor, A., Chew, S.H., Lowe, J., "Use of large sodium iodide detectors in precision π0 decay
experiments", Nucl. Inst. Meth. A256, (1987) 91-97.
Waltham, C.E., "Prospects for an accurate measurement of the branching ratio π0 -> e+e- / π0 -> all", Can. J. Phys. 64, (1986) 1383-1388.
Waltham, C.E., Shypit, R., Axen, D.A., Entezami, F., Comyn, M., Healey, D., Ludgate, G., Wait, G., Bugg, D.V., Edgington, J., Stevenson, N., "Spin-spin correlations and spin-asymmetries in the reaction pp -> pnπ+ at intermediate energies”, Nucl. Phys. A433, (1985) 649-670.
Shypit, R., Waltham, C.E., Axen, D.A., Entezami, F., Comyn, M., Healey, D., Ludgate, G., Wait, G., Bugg, D.V., Edgington, J., Stevenson, N., "Spin-spin correlations and spin-asymmetries in the reaction pp -> pnπ+ at 510 MeV", Phys. Lett. 124, (1983) 314-316.
Waltham, C.E., Chew, S.H., Lowe, J., Nelson, J.M., Barnett, A.R., "Radiative 3He capture in light nuclei", Nucl. Phys. A395, (1983) 119-151.   
Lowe, J., Chew, S.H., Nelson, J.M., Waltham, C.E., Pyle, G.J., Squier, G.T.A., Baird, S., Batty, C.J., Sharman, S.P., Bird, P., Clough, A.S., Parker, K.R., "The branching ratio for K-p -> Λγ at rest", Nucl. Phys. B209, (1982) 16-28.
Davies, J.D., Lowe, J., Pyle, G.J., Squier, G.T.A., Waltham, C.E., Batty, C.J., Biagi, S.F., Sharman, S.P., and Clough, A.S., "The branching ratio for K-p and Σ-p at rest", Nucl. Phys. B160, (1979) 492-500.