User profiles for Neil Drummond

Neil Drummond

- Verified email at lancaster.ac.uk - Cited by 9373

Neil Drummond

- Verified email at ualberta.ca - Cited by 3587

[HTML][HTML] k· p theory for two-dimensional transition metal dichalcogenide semiconductors

…, M Gmitra, J Fabian, V Zólyomi, ND Drummond… - 2D …, 2015 - iopscience.iop.org
We presentk p· Hamiltonians parametrized byab initiodensity functional theory calculations
to describe the dispersion of the valence and conduction bands at their extrema (theK, Q, Γ, …

Continuum variational and diffusion quantum Monte Carlo calculations

RJ Needs, MD Towler, ND Drummond… - Journal of Physics …, 2009 - iopscience.iop.org
This topical review describes the methodology of continuum variational and diffusion
quantum Monte Carlo calculations. These stochastic methods are based on many-body …

Spin-orbit coupling, quantum dots, and qubits in monolayer transition metal dichalcogenides

A Kormányos, V Zólyomi, ND Drummond, G Burkard - Physical Review X, 2014 - APS
We derive an effective Hamiltonian that describes the dynamics of electrons in the
conduction band of monolayer transition metal dichalcogenides (TMDC) in the presence of …

Monolayer MoS: Trigonal warping, the valley, and spin-orbit coupling effects

A Kormányos, V Zólyomi, ND Drummond, P Rakyta… - Physical review b, 2013 - APS
We use a combined ab initio calculations and k· p theory based approach to derive a low-energy
effective Hamiltonian for monolayer MoS 2 at the K point of the Brillouin zone. It …

Jastrow correlation factor for atoms, molecules, and solids

ND Drummond, MD Towler, RJ Needs - Physical Review B, 2004 - APS
A form of Jastrow factor is introduced for use in quantum Monte Carlo simulations of finite and
periodic systems. Test data are presented for atoms, molecules, and solids, including both …

High-sensitivity photodetectors based on multilayer GaTe flakes

…, T Kanagasekaran, V Zólyomi, N Drummond… - ACS …, 2014 - ACS Publications
Optoelectronic devices based on layered materials such as graphene have resulted in
significant interest due to their unique properties and potential technological applications. The …

Inhomogeneous backflow transformations in quantum Monte Carlo calculations

PL Ríos, A Ma, ND Drummond, MD Towler, RJ Needs - Physical Review E, 2006 - APS
An inhomogeneous backflow transformation for many-particle wave functions is presented
and applied to electrons in atoms, molecules, and solids. We report variational and diffusion …

Validating the 8 CPCSSN case definitions for chronic disease surveillance in a primary care database of electronic health records

…, N Natarajan, D Manca, N Drummond - The Annals of Family …, 2014 - Annals Family Med
PURPOSE The Canadian Primary Care Sentinel Surveillance Network (CPCSSN) is Canada’s
first national chronic disease surveillance system based on electronic health record (EHR…

'It's nice to have something to do': early‐onset dementia and maintaining purposeful activity

P Roach, N Drummond - Journal of psychiatric and mental …, 2014 - Wiley Online Library
Accessible summary Prevalence of dementia is expected to increase globally, and as such,
so is the demand on health, social, legal and financial services. It is important to understand …

What is a health expectation? Developing a pragmatic conceptual model from psychological theory

…, S Slaughter, W Dalziel, N Drummond - Health …, 2006 - Wiley Online Library
Introduction Examination of the existing literature in respect of health expectations revealed
both ambiguity in relation to terminology, and relatively little work in respect of how abstract …