People at the Max Planck Graduate Center for Quantum Materials

• development of ab initio methods for treating correlated electronic systems, including quantum chemical and quantum Monte Carlo methods
• many-body perturbation theories
• superexchange antiferromagnetic coupling in cuprates
• spin chemistry of Fe-porphyrns
• development of time-dependent methods, i.e. time-propagation of correlated electronic systems using a stochastic propagation technique, inspired by the ground-state FCIQMC method

• effects of hard constraints in classical and quantum systems (dimer, vertex, and colouring models)
• kinematic constraints, out of equilibrium phenomena, freezing and glassiness
• frustrated magnetism, classical and quantum spin liquids
• entanglement, topological order, quantum information and quantum computing
• photoinduced phases of matter

• physics of strongly correlated electron systems
• light induced superconductivity
• control of magnetism and of correlated-electron (Mott) insulators
• nonlinear THz spectroscopy of Quantum Materials
• Dirac Carrier dynamics

• non-equilibrium dynamics of quantum materials
• coherent control and spectroscopy of quantum materials
• spin-orbit coupling and unconventional superconductivity
• new avenues in charge and spin manipulation at surfaces
• 2D van der Waals materials and oxide heterostructures

Davis Group research concentrates upon the fundamental physics of exotic states of electronic, magnetic and atomic quantum matter. A specialty is development of innovative instrumentation to allow direct atomic-scale visualization or perception of the quantum many-body phenomena that are characteristic of these states.

• electronic liquid crystals
• Cooper-pair density wave states
• monopole and spin liquids
• magnetic topological insulators
• Cu/Fe high-T_c superconductors
• viscous electron fluids
• macroscopic quantum mechanics
• quantum microscope development

• artificial intelligence methods for materials science
• molecular switches on surfaces
• optoelectronic excitations at inorganic/organic interfaces
• organic semiconductors

• Heusler compounds with X₂YZ with L2₁ and XYZ with C1_b structure type
• topological insulators, Weyl semimetals, new Fermions
• thermoelectric materials, topological catalysis
• non-centrosymmetric superconductivity

• materials science and nanotechnology for quantum science and renewable energy harvesting
• epitaxial synthesis of novel materials
• synthesis and properties of free standing and interconnected 1D structures
• nanophotonics for efficient photon harvesting

• development of new preparation methods, in particular using the redox reactions
• analysis of chemical bonding, in particular using quantum chemical techniques in position space
• thermoelectric materials
• chemical catalysis on intermetallic compounds.

• structure and dynamics of quantum materials
• unconventional superconductivity
• metal-oxide interfaces and heterostructures
• interplay of spin-orbit coupling and correlations
• development of new spectroscopic methods

• nanoscale science and technology with a focus on the bottom-up paradigm
• atomic scale phenomena
• molecular engineering & photonics
• quantum materials & devices
• quantum sensing
• quantum dynamics
• nano-bio interfaces

• discovery of new functional solids by combining solid-state chemistry, molecular chemistry, and nanochemistry
• 2D materials and heterostructures
• photo(electro)catalysis
• topological materials
• electrochemical energy storage
• stimuli-responsive photonic nanostructures

• low temperature ordered states
• interacting electron mesoscopics
• thermodynamic and transport measurements on interacting electron systems

• exploring interfaces in complex electronic materials to create and understand new electronic systems, materials, and novel physical phenomena; investigating them for applications
• synthesizing complex oxide heterostructures on the atomic scale, studying the effects of lateral confinement on the nanometer scale to create lower dimensional, complex electronic systems
• understanding, designing, and using electronic properties of correlated electron systems
• exploring basic properties of matter on the atomic scale by using scanning probe techniques

• 2D materials and van der Waals heterostructures 
• Floquet topological insulators
• ultrafast optoelectronics and opto-spintronics
• on-chip THz spectroscopy
• coherent light-matter interaction

• quantum many-body theory
• strongly correlated electrons
• unconventional superconductivity
• topological quantum matter

• theory of quantum materials:
• collective phenomena
• new kinds of order 
• quantum dynamics

• spintronics
• nano-photonics
• topological materials
• neuromorphic devices

• Nuclear quantum effects in molecules, solids, liquids and interfaces
• Electron-phonon coupling in organic and inorganic systems
• Advanced simulations of vibrational spectroscopy techniques in liquid and solid state
• Structure search techniques aided by machine learning

• new exotic states of matter out of equilibrium: Topological materials
• QED-Chemistry and Materials
• fundamental aspects of Time-Dependent Density Functional Theory and Many-Body Perturbation Theory
• strong light-matter interactions and Optimal control Theory
• electronic and Thermal transport
• nanostructures: 2D materials, nanotubes
• code development: development of the first principles open-sorce project octopus

• photon-phonon interactions in organic materials
• plasmonics
• single-molecule quantum optics
• bio-photonics

• ab initio thermodynamics and statistical mechanics
• many-body electronic-structure theory and electron-phonon coupling
• electronic and thermal transport
• nuclear quantum effects in materials
• artificial intelligence methods for materials science

• Physics of correlated electrons in two-dimensional charge carrier systems
• Interfacial interactions in van der Waals heterostructures
• Electrochemically driven intercalation and ion transport in 2D materials and interfaces
• Topological phenomena in 2D electron systems
• Nuclear spin – electron spin interactions in low dimensional systems

• novel superconductors - discovery and mechanisms
• exploration of quantum spin liquids
• charge liquids on geometrically frustrated lattices
• pioneering novel electronic phases induced by spin-orbit interaction
• high performance thermoelectric materials

• electronic structure of strongly correlated systems
• metal-insulator and spin-state transitions, orbital physics
• transition metal oxides and rare-earth/uranium intermetallics
• MBE-grown oxide thin films and topological insulator interfaces
• development of new synchrotron-based x-ray spectroscopies

• quantum spintronics
• nanoscale quantum sensing
• quantum information processing
• solid state quantum optics