activity
20232026
most citedOn the engineering of higher-order Van Hove singularities in two dimensions

18 citations · 64 across the 13 of their papers we have counts for

collaborators

14 papers

cs.AI2026

MoMaTune: Model, Match, Then Tune Language Models for Numerical Records

Weimin Lyu, Jingfen Zhang, Lingdao Sha +4

Despite remarkable progress in language understanding and generation, decoder language models continue to exhibit striking failures on numerical data. Numerical examples are typica…

cond-mat.str-el2026

Revealing Hund superdispersion with tunneling spectroscopy

Luke C. Rhodes, Fabian B. Kugler, Olivier Gingras +5

In cuprate superconductors, electron-electron repulsion results in characteristic spectroscopic features known as `waterfalls', where the sharp quasiparticle dispersion transitions…

cond-mat.str-el2026

Disentangling bulk and surface electronic structure using targeted cleave planes in RuO

Maria H. Visscher, Sebastian Buchberger, Bruno Saika +6

Rutile RuO has attracted significant interest due to its putative unconventional electronic and magnetic properties and its proximity to superconductivity. However, the measure…

cond-mat.str-el2026

A correlated insulator at the surface of the polar metal CaRuO

Daniel Halliday, Izidor Benedičič, Andela Zivanovic +10

We investigate the electronic structure at the surface of the correlated oxide CaRuO, a low-symmetry ruthenate oxide which hosts an unconventional polar-metal phase. Fr…

cond-mat.str-el2025

Reconfigurable flat bands from cooperative moiré and charge order

B. K. Saika, S. Buchberger, S. Mo +9

The formation of flat electronic bands from long-wavelength superperiodic moiré potentials in van der Waals heterostructures underpins the creation and control of a host of highly-…

cond-mat.mtrl-sci2025

peaks: a Python package for analysis of angle-resolved photoemission and related spectroscopies

Phil D. C. King, Brendan Edwards, Shu Mo +4

The electronic band structure, describing the motion and interactions of electrons in materials, dictates the electrical, optical, and thermodynamic properties of solids. Angle-res…

cond-mat.mtrl-sci2025★ 5 cited

Persistence of charge ordering instability to Coulomb engineering in the excitonic insulator candidate TiSe

Sebastian Buchberger, Yann in 't Veld, Akhil Rajan +11

TiSe has long been considered one of the best candidate materials to host the elusive excitonic insulator (EI) phase. However, a finite coupling to the lattice can generically…

cond-mat.mtrl-sci2025★ 2 cited

Electronic structure of monolayer-CrTe: an antiferromagnetic 2D van der Waals material

Olivia Armitage, Naina Kushwaha, Akhil Rajan +7

Magnetic van der Waals materials are an important building block to realize spintronic functionalities in heterostructures of two-dimensional (2D) materials. Yet, establishing thei…

cond-mat.mtrl-sci2025★ 2 cited

Dichotomy of electron-phonon interactions in the delafossite PdCoO: From weak bulk to polaronic surface coupling

Gesa-R. Siemann, Philip A. E. Murgatroyd, Tommaso Antonelli +6

The metallic delafossites host ultra-high mobility carriers in the bulk, while at their polar surfaces, intrinsic electronic reconstructions stabilise markedly distinct electronic…

cond-mat.mtrl-sci2024★ 12 cited

From ferromagnetic semiconductor to anti-ferromagnetic metal in epitaxial CrTe monolayers

Naina Kushwaha, Olivia Armitage, Brendan Edwards +6

Chromium ditelluride, CrTe, is an attractive candidate van der Waals material for hosting 2D magnetism. However, how the room-temperature ferromagnetism of the bulk evolves as…

cond-mat.mtrl-sci2023★ 4 cited

Charge doping into spin minority states mediates doubling of in ferromagnetic CrGeTe

Liam Trzaska, Lei Qiao, Matthew D. Watson +9

The recent discovery of the persistence of long-range magnetic order when van der Waals layered magnets are thinned towards the monolayer limit has provided a tunable platform for…

cond-mat.str-el2023★ 9 cited

Avoided metallicity in a hole-doped Mott insulator on a triangular lattice

Chi Ming Yim, Gesa-R. Siemann, Srdjan Stavrić +9

Doping of a Mott insulator gives rise to a wide variety of exotic emergent states, from high-temperature superconductivity to charge, spin, and orbital orders. The physics underpin…

cond-mat.str-el2023★ 18 cited

On the engineering of higher-order Van Hove singularities in two dimensions

Anirudh Chandrasekaran, Luke C. Rhodes, Edgar Abarca Morales +4

The properties of correlated electron materials are often intricately linked to Van Hove singularities (VHS) in the vicinity of the Fermi energy. The class of these VHS is of great…

cond-mat.str-el2023★ 12 cited

Spin-orbit coupling induced Van Hove singularity in proximity to a Lifshitz transition in SrRuO

Carolina A. Marques, Philip A. E. Murgatroyd, Rosalba Fittipaldi +19

Van Hove singularities (VHss) in the vicinity of the Fermi energy often play a dramatic role in the physics of strongly correlated electron materials. The divergence of the density…