234 citations · 746 across the 20 of their papers we have counts for
20 papers
Atomic-scale control of substrate-spin coupling via vertical manipulation of a 2D metal-organic framework
Benjamin Lowe, Bernard Field, Dhaneesh Kumar +9
Two-dimensional (2D) materials with frustrated crystal geometries can host strongly correlated electrons, potentially leading to a range of exotic many-body quantum phases such as…
Upper Bound Estimate of the Electronic Scattering Potential of a Weakly Interacting Molecular Film on a Metal
Dhaneesh Kumar, Matthew Hendy, Jack Hellerstedt +4
Thin organic films and two-dimensional (2D) molecular assemblies on solid surfaces yield the potential for applications in molecular electronics, optoelectronics, catalysis, and se…
Selective Activation of Aromatic C-H Bonds Catalyzed by Single Gold Atoms at Room Temperature
Benjamin Lowe, Jack Hellerstedt, Adam Matěj +5
Selective activation and controlled functionalization of C-H bonds in organic molecules is one of the most desirable processes in synthetic chemistry. Despite progress in heterogen…
Local gate control of Mott metal-insulator transition in a 2D metal-organic framework
Benjamin Lowe, Bernard Field, Jack Hellerstedt +5
Electron-electron interactions in materials lead to exotic many-body quantum phenomena including Mott metal-insulator transitions (MITs), magnetism, quantum spin liquids, and super…
Counting Molecules: Python based scheme for automated enumeration and categorization of molecules in scanning tunneling microscopy images
Jack Hellerstedt, Aleš Cahlík, Martin Švec +2
Scanning tunneling and atomic force microscopies (STM/nc-AFM) are rapidly progressing to offer unprecedented spatial resolution of a diverse array of chemical species. In particula…
Manifestation of strongly correlated electrons in a 2D kagome metal-organic framework
Dhaneesh Kumar, Jack Hellerstedt, Bernard Field +4
The kagome lattice, whose electronic valence band (VB) structure includes two Dirac bands and one flat band, offers a rich space to realise tuneable topological and strongly correl…
Long-Range Surface-Assisted Molecule-Molecule Hybridization
Marina Castelli, Jack Hellerstedt, Cornelius Krull +4
Metalated phthalocyanines (Pc's) are robust and versatile molecular complexes, whose properties can be tuned by changing their functional groups and central metal atom. The electro…
Progress in epitaxial thin-film Na3Bi as a topological electronic material
I. Di Bernardo, J. Hellerstedt, C. Liu +8
Na3Bi was the first experimentally verified topological Dirac semimetal (TDS), and is a 3D analogue of graphene hosting relativistic Dirac fermions. Its unconventional momentum-ene…
Significance of nuclear quantum effects in hydrogen bonded molecular chains
Aleš Cahlík, Jack Hellerstedt, Jesús I. Mendieta-Moreno +10
In hydrogen bonded systems, nuclear quantum effects such as zero-point motion and tunneling can significantly affect their material properties through underlying physical and chemi…
Quantum Transport in Air-stable Na3Bi Thin Films
Chang Liu, Golrokh Akhgar, James L. Collins +4
Na3Bi has attracted significant interest in both bulk form as a three-dimensional topological Dirac semimetal and in ultra-thin form as a wide-bandgap two-dimensional topological i…
Electronic bandstructure of in-plane ferroelectric van der Waals
James L. Collins, Chutian Wang, Anton Tadich +11
Layered indium selenides () have recently been discovered to host robust out-of-plane and in-plane ferroelectricity in the and ' phases, respectively. In this…
On-Surface Structural and Electronic Properties of Spontaneously Formed TbPc Single Molecule Magnets
Jack Hellerstedt, Aleš Cahlík, Martin Švec +8
The single molecule magnet (SMM) bis(phthalocyaninato)terbium (III) (TbPc) has attracted steady research attention as an exemplar system for realizing molecule-based spin elect…
Electric Field-Tuned Topological Phase Transition in Ultra-Thin Na3Bi - Towards a Topological Transistor
James L. Collins, Anton Tadich, Weikang Wu +11
The electric field induced quantum phase transition from topological to conventional insulator has been proposed as the basis of a topological field effect transistor [1-4]. In thi…
Iron-based trinuclear metal-organic nanostructures on a surface with local charge accumulation
Cornelius Krull, Marina Castelli, Prokop Hapala +3
Coordination chemistry relies on harnessing active metal sites within organic matrices. Polynuclear complexes - consisting of organic ligands binding to clusters of several metal a…
Temperature Dependent n-p Transition of 3 Dimensional Dirac Semimetal NaBi Thin Film
Chang Liu, Jack Hellerstedt, Mark T. Edmonds +1
We study the temperature dependence ( K - K) of the longitudinal resistivity and Hall coefficient of thin films (thickness nm) of three dimensional topological Dirac…
Electrostatic Modulation of the Electronic Properties of Dirac Semimetal Na3Bi
Jack Hellerstedt, Indra Yudhistira, Mark T. Edmonds +4
Large-area thin films of topological Dirac semimetal NaBi are grown on amorphous SiO:Si substrates to realise a field-effect transistor with the doped Si acting as back gat…
Observation of Effective Pseudospin Scattering in ZrSiS
Michael S. Lodge, Guoqing Chang, Cheng-Yi Huang +10
3D Dirac semimetals are an emerging class of materials that possess topological electronic states with a Dirac dispersion in their bulk. In nodal-line Dirac semimetals, the conduct…
Spatial Charge Inhomogeneity and Defect States in Topological Dirac Semimetal Thin Films
Mark T. Edmonds, James L. Collins, Jack Hellerstedt +5
The close approach of the Fermi energy EF of a Dirac semimetal to the Dirac point ED uncovers new physics such as velocity renormalization,1,2,3 and the Dirac plasma 4,5 at |EF -ED…
Thickness and growth-condition dependence of \emph{in-situ} mobility and carrier density of epitaxial thin-film BiSe
Jack Hellerstedt, Mark Edmonds, J. H. Chen +3
Bismuth selenide BiSe was grown by molecular beam epitaxy while carrier density and mobility were measured directly \emph{in situ} as a function of film thickness. Carrier…
Phase diagram of electrostatically doped Strontium Titanate (SrTiO3)
Yeonbae Lee, Colin Clement, Jack Hellerstedt +4
Electric double layer transistor configurations have been employed to electrostatically dope single crystals of insulating SrTiO_{3}. Here we report on the results of such doping o…