Now showing items 21-40 of 142

  • An Improved Method for the Synthesis of F-BODIPYs from Dipyrrins and Bis(dipyrrin)s 

    Lundrigan, T., Baker, A. E., Longobardi, L. E., Wood, T. E., Smithen, D. A., Crawford, S. M., ... & Thompson, A. (2012). An Improved Method for the Synthesis of F-BODIPYs from Dipyrrins and Bis (dipyrrin) s. Organic letters, 14(8), 2158-2161. DOI: 10.1021/ol300681w
    An improved methodology for the synthesis of F-BODIPYs from dipyrrins and bis(dipyrrin)s is reported. This strategy employs lithium salts of dipyrrins as intermediates that are then treated with only one equivalent of boron ...
  • Celebrating the 200th anniversary of Dalhousie University in Halifax, Nova Scotia, Canada. 

    Thompson, A. (2018). Celebrating the 200th anniversary of Dalhousie University. Canadian Journal of Chemistry, 2018, 96(7): iii, https://doi.org/10.1139/cjc-2018-0190
  • Implications of measurement error structure on the visualization of multivariate chemical data: hazards and alternatives 

    Canadian Journal of Chemistry, 2018, 96(7): 738-748, https://doi.org/10.1139/cjc-2017-0730
  • Robust Synthesis of F-BODIPYs 

    Publisher's version: Beh, Michael; Douglas, Katherine; House, Kelsey; Murphy, Alexandra; Sinclair, Jackson; and Thompson, Alison. Robust Synthesis of F-BODIPYs. Org. Biomol. Chem. 2016, 14, 11473-11479. DOI: 10.1039/c6ob02238c
    F-BODIPYs are widely used in applications that rely upon their highly tunable optical properties. A protocol is established for the high-yielding synthesis of F-BODIPYs involving non-anhydrous reagents and not requiring ...
  • Thionation Reactions of 2-Pyrrole Carboxylates 

    Brandon R. Groves, Deborah A. Smithen, T. Stanley Cameron and Alison Thompson. (2016). Thionation Reactions of 2-Pyrrole Carboxylates. RSC Advances, 6, 69691-69697. DOI: 10.1039/c6ra14809c
  • Eight-Membered Ring-Containing Jadomycins: Implications for Non-enzymatic Natural Products Biosynthesis 

    Published version: Robertson AW, Martinez-Farina CF, Smithen DA, Yin H, Monro S, Thompson A, McFarland SA, Syvitski RT, Jakeman DJ. (2015). Eight-Membered Ring-Containing Jadomycins: Implications for Non-enzymatic Natural Products Biosynthesis. Journal of the American Chemical Society, 137, 3271-3275. doi: 10.1021/ja5114672
  • Probing the Hydrolytic Reactivity of 2-Difluoromethyl Pyrroles 

    Published version: Melanson JA, Figliola C, Smithen DA, Kajetanowicz AK, Thompson A. (2017). Probing the Hydrolytic Reactivity of 2-Difluoromethyl Pyrroles. Organic and Biomolecular Chemistry. 15, 144-152. doi:10.1039/c6ob01441k
  • Synthesis and Photobiological Activity of Ru(II) Dyads Derived from Pyrrole-2-Carboxylate Thionoesters 

    Deborah A. Smithen, Huimin Yin, Michael H. R. Beh, Marc Hetu, T. Stanley Cameron, Sherri A. McFarland,*and Alison Thompson. (2017). Inorganic Chemistry, 56, 4121-4132. DOI: 10.1021/acs.inorgchem.7b00072
  • Synthesis and Anticancer Activity of Prodigiosenes bearing C-Ring Esters and Amides 

    Published version: Lund, K., Figliola, C., Kajetanowicz, A. & Thompson, A. (2017) Synthesis and Anticancer Activity of Prodigiosenes bearing C-Ring Esters and Amides, RSC Advances, 50 (7), 18617. doi: 10.1039/c7ra01628j
  • Prodigiosenes Conjugated to Tamoxifen and Estradiol 

    Published version: Marchal E1, Figliola C, Thompson A. (2017) Prodigiosenes Conjugated to Tamoxifen and Estradiol. Organic and Biomolecular Chemistry, 15(25):5410-5427. doi: 10.1039/c7ob00943g
  • Asymmetric Dipyrrin and F-BODIPYs Conjugated to Terminal Alkynes and Alkenes 

    Published version: Figliola, C., Robertson, K., Greening, S., & Thompson, A. (2017). Asymmetric Dipyrrin and F-BODIPYs Conjugated to Terminal Alkynes and Alkenes. Journal of Organic Chemistry (June 24, 2017)
  • Automated SDS depletion for mass spectrometry of intact membrane proteins through transmembrane electrophoresis 

    Kachuk C, Faulkner M, Liu F, Doucette AA. Automated SDS Depletion for Mass Spectrometry of Intact Membrane Proteins though Transmembrane Electrophoresis. J Proteome Res. 2016 Aug 5;15(8):2634-42. doi: 10.1021/acs.jproteome.6b00199. Copyright © 2016 American Chemical Society after peer review.
    Membrane proteins are underrepresented in proteome analysis platforms because of their hydrophobic character, contributing to decreased solubility. Sodium dodecyl sulfate is a favored denaturant in proteomic workflows, ...
  • Thermal, vibrational, and thermoelastic properties of Y2Mo3O12 and their relations to negative thermal expansion 

    Phys. Rev. B 90, 024305
    Y2 Mo3O12, a material that exhibits negative thermal expansion (NTE) from 10 to 1173 K, offers an excellent opportunity to examine relationships between NTE and other physical properties over a wide temperature range. We ...
  • The heat capacities of thermomiotic ScF3 and ScF3–YF3 solid solutions 

    Journal of Materials Science May 2015, Volume 50, Issue 9, pp 3409-3415
    Scandium trifluoride (ScF3) exists in a cubic ReO3 structure that exhibits negative thermal expansion from 10 to 1100 K, while substituted Sc1−x Y x F3 materials display the same behavior at room temperature but transition ...
  • Zero Thermal Expansion in ZrMgMo3O12: NMR Crystallography Reveals Origins of Thermoelastic Properties 

    Chem. Mater., 2015, 27 (7), pp 2633–2646 DOI: 10.1021/acs.chemmater.5b00429
    The coefficient of thermal expansion of ZrMgMo3O12 has been measured and was found to be extremely close to zero over a wide temperature range including room temperature ( = (1.6 ± 0.2) × 10–7 K–1 from 25 to 450 °C by X-ray ...
  • Temperature dependent lattice misfit and coherency of Al3X (X = Sc, Zr, Ti and Nb) particles in an Al matrix 

    Saumitra Saha, T.Z. Todorova, J.W. Zwanziger, Temperature dependent lattice misfit and coherency of Al3X (X = Sc, Zr, Ti and Nb) particles in an Al matrix, Acta Materialia, Volume 89, 1 May 2015, Pages 109-115, ISSN 1359-6454, http://dx.doi.org/10.1016/j.actamat.2015.02.004
    The lattice coherency and critical radii for Al3X precipitates in an aluminum matrix were computed using first-principles methods. From density functional perturbation theory and the quasi-harmonic approximation, the unit ...
  • Topological constraints and the Makishima–Mackenzie model 

    M. Plucinski, J.W. Zwanziger, Topological constraints and the Makishima–Mackenzie model, Journal of Non-Crystalline Solids, Volume 429, 1 December 2015, Pages 20-23, ISSN 0022-3093, http://dx.doi.org/10.1016/j.jnoncrysol.2015.08.029
    Computations of the elastic properties of networks with bond stretch and bond angle bend forces are carried out in order to study their behavior as a function of average coordination number. It is found that the elastic ...
  • Relating 139La Quadrupolar Coupling Constants to Polyhedral Distortion in Crystalline Structures 

    Relating 139La Quadrupolar Coupling Constants to Polyhedral Distortion in Crystalline Structures Alexander L. Paterson, Margaret A. Hanson, Ulrike Werner-Zwanziger, and Josef W. Zwanziger The Journal of Physical Chemistry C 2015 119 (45), 25508-25517 DOI: 10.1021/acs.jpcc.5b09122
    A broad series of crystalline lanthanum oxide-based materials has been investigated through high-field 139La solid state nuclear magnetic resonance (ssNMR) spectroscopy and ab initio density functional theory (DFT) ...
  • Designing glass with non-dispersive stress-optic response 

    J. Galbraith, J.W. Zwanziger, Designing glass with non-dispersive stress-optic response, Journal of Non-Crystalline Solids, Volume 433, 1 February 2016, Pages 82-86, ISSN 0022-3093, http://dx.doi.org/10.1016/j.jnoncrysol.2015.11.027
    The dispersion of the stress-optic response of a series of barium and lead phosphate glasses is measured using an ellipsometric method. It is found that the barium glasses display consistently positive dispersion with ...
  • Nanoindentation Study of the Surface of Ion-Exchanged Lithium Silicate Glass 

    Nanoindentation Study of the Surface of Ion-Exchanged Lithium Silicate Glass Courtney Calahoo, Xiaofang Zhang, and J. W. Zwanziger The Journal of Physical Chemistry C 2016 120 (10), 5585-5598 DOI: 10.1021/acs.jpcc.6b00733
    Variations in mechanical properties (stiffness and hardness) were measured as a function of case depth in ion-exchange glasses using nanoindentation. A simple silicate composition, 30Li2O–70Si2O, was exchanged (Li+ ↔ K+) ...