activity
20202023
most citedSingle particle properties of the 2D Hubbard model for real frequencies at weak coupling: Breakdown of the Dyson series for partial self-energy expansions

13 citations · 39 across the 10 of their papers we have counts for

collaborators

10 papers

cond-mat.mtrl-sci2023★ 1 cited

Influence of Hydration and Dehydration on the Viscoelastic Properties of Snail Mucus by Brillouin Spectroscopy

Dillon F. Hanlon, Maynard J. Clouter, G. Todd Andrews

Brillouin spectroscopy was used to probe the viscoelastic properties of diluted snail mucus at GHz frequencies over the range -11 C 52 C and of dehydr…

physics.optics2023

Visible and ultraviolet plasma lines of the He-Ne gas laser

B. D. E. McNiven, M. J. Clouter, G. Todd Andrews

A study of Helium-Neon laser plasma lines was done using a double grating spectrometer and a He-Ne laser with an emission wavelength of 632.8 nm (15,802 cm). The absolute wa…

cond-mat.mtrl-sci2023★ 2 cited

Temperature Dependence of the Viscoelastic Properties of a Natural Gastropod Mucus by Brillouin Light Scattering Spectroscopy

Dillon F. Hanlon, Maynard J. Clouter, G. Todd Andrews

Brillouin spectroscopy was used to probe the viscoelastic properties of a natural gastropod mucus at GHz frequencies over the range -11 C 52 C. Anomal…

cond-mat.mtrl-sci2022

Contact Angle Studies on Porous Silicon: Evidence for Heterogeneous Wetting and Implications of Oxidation

S. J. Spencer, C. G. Deacon, G. T. Andrews

A study of wetting was carried out on porous silicon films with pore diameters spanning three orders of magnitude. Water contact angle measurements on adjoining porous and nonporou…

cond-mat.mtrl-sci2022★ 3 cited

Influence of Octahedral Site Chemistry on the Elastic Properties of Biotite

Dillon F. Hanlon, G. Todd Andrews, Roger A. Mason

Brillouin light scattering spectroscopy was used along with detailed composition information obtained from electron probe microanalysis to study the influence of octahedral site ch…

cond-mat.mtrl-sci2022

Influence of incommensurate structure on the elastic constants of crystalline BiSrCaCuO by Brillouin light scattering spectroscopy

B. D. E. McNiven, J. P. F. LeBlanc, G. T. Andrews

Brillouin light scattering spectroscopy was used to probe the room-temperature elasticity of crystalline high- superconductor BiSrCaCuO. A complete set of…

cond-mat.str-el2022★ 11 cited

One- and two-particle properties of the weakly interacting two-dimensional Hubbard model in proximity to the van Hove singularity

B. D. E. McNiven, Hanna Terletska, G. T. Andrews +1

We study the weak-coupling limit of the Hubbard model on a two-dimensional square lattice using a direct perturbative approach. Aided by symbolic computational tools…

cond-mat.mtrl-sci2022★ 5 cited

Long-wavelength phonon dynamics in incommensurate Bi2Sr2CaCu2O(8+delta) crystals by Brillouin light scattering spectroscopy

Bradley D. E. McNiven, James P. F. LeBlanc, Gordon T. Andrews

Room temperature phonon dynamics in crystals of the high-Tc superconductor Bi2Sr2CaCu2O(8+delta) were probed using Brillouin light scattering spectroscopy. Eight distinct acoustic…

cond-mat.str-el2021★ 13 cited

Single particle properties of the 2D Hubbard model for real frequencies at weak coupling: Breakdown of the Dyson series for partial self-energy expansions

Bradley D. E. McNiven, G. Todd Andrews, James P. F. LeBlanc

We generate the perturbative expansion of the single-particle Green's function and related self-energy for a half-filled single-band Hubbard model on a square lattice. We invoke al…

cond-mat.supr-con2020★ 4 cited

Optical Constants of Crystalline BiSrCaCuO by Brillouin Light Scattering Spectroscopy

B. D. E. McNiven, J. P. F. LeBlanc, G. T. Andrews

Room-temperature optical constants of crystalline BiSrCaCuO were determined using data extracted from Brillouin light scattering spectra. Optical extinction coe…