Publications

 J. Li, L. Christensen, M. N. Obravac, K. C. Hewitt and J. R. Dahn. Effect of heat treatment on Si electrodes using polyvinylidene fluoride binder. submitted to J. Electrochem. Soc. Oct 15, (2007). PDF

 R. J. Sanderson and K. C. Hewitt. Magnetron sputter deposition of a 48-member cuprate superconductor library: Bi2Sr2Ca1-xYxCu2Oy (0.5 < x < 1) linearly varying in steps of 0.01 . Applied Surface Science 254,760-764 (2007). PDF

 J. St. Aubin and K. C. Hewitt. Surface Enhanced Raman spectroscopy of tiopronin [N-(2-Mercaptopropionyl) glycine] using roughned copper/gold coated substrates. submitted to Journal of Raman Spectroscopy May. 8, (2007). PDF

 K. C. Hewitt. Nano-Raman spectroscopy: Instrument design and techniques. Physics in Canada 62, 49-54 (2006). PDF

 K. C. Hewitt, P. A. Casey, R. J. Sanderson, M. A. White, and R. Sun. High throughput resistivity apparatus for thin film combinatorial libraries. Rev. Sci. Instr. 76, 093906 (2005). PDF

  R. J. Sanderson and K. C. Hewitt. Stoichiometry control of magnetron sputtered Bi2Sr2Ca1-xYxCu2Oy (0 < x < 0.5) thin film, composition spread libraries: Substrate bias and gas density factors. Physica C 425, 52-61 (2005). PDF

 K. C. Hewitt, X. K. Chen, C. Roch, J. Chrzanowski, J. C. Irwin, E. Altendorf, R. Liang, D. Bonn, and W. N. Hardy. Hole concentration and phonon renormalization of the 340 cm-1 B1g mode in 2 % Ca-doped YBa2Cu3Oy (6.75 < y < 7.0). Phys. Rev. B 69, 064514 (2004). PDF

 A. Bonakdarpour, K. C. Hewitt, R. L. Turner and J. R. Dahn. Electrochemical and In Situ XRD Studies of the Li Reaction with combinatorially sputtered Mo1-xSnx (0 < x < 0.5) thin films. J. Electrochem. Soc. 151, A470-A483 (2004). PDF

 L. Y. Beaulieu, K. C. Hewitt, R. L. Turner, A. Bonakdarpour, A. A. Abdo, L. Christensen, K. W. Eberman, L. J. Krause and J. R. Dahn. The electrochemical reaction of Li with amorphous Si-Sn alloys. J. Electrochem. Soc. 150, A149-A156 (2003).PDF

 S. D. Beattie, T. Hatchard, A. Bonakdarpour, K. C. Hewitt and J. R. Dahn. Anomalous, High-Voltage Irreversible Capacity in Tin Electrodes for Lithium Batteries. J. Electrochem. Soc. 150, A701-A705 (2003).PDF

 A. Bonkdarpour, K. C. Hewitt, T. D. Hatchard, M. D. Fleischauer and J. R. Dahn. Combinatorial Synthesis and rapid characterization of Mo1-xSnx (0 < x < 1) thin films. Thin Solid Films 440, 11-18 (2003). PDF

 K. C. Hewitt and J. C. Irwin. Doping dependence of the Superconducting gap in Bi2Sr2CaCu2O8+d. Phys. Rev. B 66, 054516 (2002).PDF

 J. R. Dahn, S. Trussler, T. D. Hatchard, A. Bonakdarpour, J. R. Mueller-Neuhaus, K. C. Hewitt and M. Fleischauer. Economical Sputtering System to Produce Large-Size Composition-Spread Libraries having Linear and Orthogonal Stoichiometry Variations. Chem. Mater. 14, 3519 (2002).PDF

 K. C. Hewitt, L. Y. Beaulieu and J. R. Dahn. Electrochemistry of InSb as a Li insertion host: Problems & Prospects. J. Electrochem. Soc. 148, A402 (2001). PDF

 C. Boulesteix, K. C. Hewitt and J. C. Irwin. Temperature-induced frequency shift of the Raman-active CuO2 planar oxygen vibrational modes of Bi-2212 related to a change of the Cu-O bonding. J. Phys.: Cond. Matter 12, 9637-9643 (2000). PDF

 K. C. Hewitt. Atomic substitution in selected high temperature superconductors: Elucidating the nature of Raman spectra excitations. PhD Thesis (2000).PS

 J. G. Naeini, K. C. Hewitt, J. C. Irwin, T. Sasagawa, Y. Togawa, K. Kishio. Temperature induced normal state redistribution of B1g spectral weight in underdoped La2-xSrxCuO4. Physica C 341, 907-908 (2000).

 K. C. Hewitt, N. L. Wang, J. C. Irwin, D. M. Pooke, A. E. Pantoja and H. J. Trodahl. Isotope shift of the 590 cm-1 feature in underdoped Bi2Sr2CaCu2O8+d. Phys. Rev. B 60, R9943 (1999). PDF

 J. G. Naeini, X. K. Chen, K. C. Hewitt, J. C. Irwin, T. P. Devereaux, M. Okuya, T. Kimura and K. Kishio. Evidence for Magnetic pseudoscaling in overdoped La2-xSrxCuO4. Phys. Rev. B57, R11077 (1998) PDF

 K. C. Hewitt, T. P. Devereaux, X. K. Chen, X-Z. Wang, J. G. Naeini, A. Martin and J. C. Irwin. Comment on "Superconducting Gap Anisotropy vs. Doping level in High-Tc cuprates" Phys. Rev. Lett. 78, 4891 (1997). PDF

 X. K. Chen, J. G. Naeini, K. C. Hewitt, J. C. Irwin, R. Liang and W. N. Hardy. Electronic Raman scattering in underdoped YBa2Cu3O6.5. Phys. Rev. B 56, R513-R516 (1997) PDF

 A. Martin, J. A. Sanjuro, K. C. Hewitt, X-Z Wang, J. C. Irwin and M. J. G. Lee. Phonon self-energy effects due to superconductivity in Bi2Sr2CaCu2O8+d. Phys. Rev. B 56, 8426 (1997). PDF

 K. C. Hewitt, X. K. Chen, X. Meng-Burany, A. E. Curzon and J. C. Irwin. Raman investigation of Pb-substituted Bi2Sr2CuO6+d. Physica C 251, 192-204 (1994).

 K. C. Hewitt, A. Martin, Y. H. Shi and M. J. G. Lee. Effects of Pb doping on the Raman spectrum of Bi2Sr2CuO6+d. Physica C 216, 463-470 (1993).

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