PhD and Postdoctoral positions: Electron dynamics and correlation in 2D quantum materials
Institute of Theoretical and Computational Physics, TU Graz
Austria
Details
PhD position
equirements: Master's degree in Physics with outstanding academic performance, very good
knowledge of solid-state physics and quantum mechanics, programming experience, intrinsic
motivation, excellent English skills
Hamiltonian in the Wannier basis, and Ua de
notes the screened on-site interaction in the
orbital. The operators
create and annihilate an electron
, respectively, and
.
The evolution of the Mott gap closely follows
the variation of the screened interaction Ua ob
tained from cRPA.
Employment: 3-year position (75%) according to Austrian universities collective agreement
Application documents: motivation letter, CV, transcript of records, contact details of two
referees
The resulting model is solved
Postdoc position
within DMFT using the continuous-time quan
tum Monte Carlo (CT-HYB) impurity solver
implemented in w2dynamics.47 All computa
tions are performed at an inverse tempera
, corresponding to ap
At a =+3%, a transition to a correlated
metallic state occurs, as evidenced by the emer
gence of a pronounced quasiparticle peak at the
Fermi level, coexisting with reminiscent LHB
and UHB features. These results demonstrate
that the screened Coulomb interaction, Mott
physics, and metal-to–insulator transition in
and electronic correlations in TMDs, provid
ing a route toward optical control of correlated
phases and guiding the interpretation of ul
trafast spectroscopic experiments in 2D CDW
materials.
the central (site A) and outer (site C) Ta atoms
in the SoD cluster, i.e.
Requirements: PhD in theoretical/computational condensed matter physics, experience with
many-body methods (e.g. DMFT), excellent programming skills, excellent English skills, ability to
work independently and collaboratively
deq is the distance in the equilibrium CDW
distortion. A positive
monolayer 1T-TaS2 can be e↵ectively tuned by
the CDW amplitude. Furthermore, since the
Hubbard band positions oscillate in phase with
the CDW amplitude mode, this mechanism
opens a route to dynamically control electronic
correlations through lightwave-driven lattice vi
brations.
Employment: 2-year position (100%) according to Austrian universities collective agreement
Application documents: motivation letter, CV, publication list, contact details of two referees
proximately 10K. Analytical continuation to
real frequencies is carried out using the max
imum entropy method as implemented in the
Further technical details of
Preferred starting date: September/October 2026
1 Results
the DFT+DMFT calculations are provided in
the Supplementary Information.
panded star, corresponding to a configuration
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