August 30, 2018

1

2018 Swiss Workshopon Materials with NovelElectronic PropertiesBasic research and applications

August 29th - 31st, 2018

Program

Program committee

Chair Felix Baumberger University of GenèveDmitry Abanin University of GenèveChristian Bernhard University of FribourgJohan Chang University of ZürichThierry Giamarchi University of GenèveMarta Gibert University of ZürichDirk Grundler EPFL LausanneMartin Kroner ETH ZürichPatrick Maletinsky University of BaselMarisa Medarde PSI VilligenAlberto Morpurgo University of GenèveMarkus Müller PSI VilligenTitus Neupert University of ZürichNick Plumb PSI VilligenChristoph Renner University of GenèveHenrik Ronnow EPFL LausanneUrs Staub PSI VilligenPhilipp Werner University of FribourgJonathan White PSI Villigen

Organization committee

Chair Alberto MorpurgoFelix BaumbergerAdriana Bonito AlemanPierre BouillotPascal CugniIvan Maggio-AprileGreg ManfriniDragana PantelicChristophe SchwarzNatacha Triscone

Contact information

MaNEP Switzerland Network24, Quai Ernest-Ansermet

CH - 1211 Geneva 4Phone: +41 (0)22 379 65 78Fax: +41 (0)22 379 68 69E-mail: swm@manep.ch

2018 Swiss Workshopon Materials with NovelElectronic PropertiesBasic research and applications

August 29th - 31st, 2018

Sponsors

2018 Swiss Workshopon Materials with NovelElectronic PropertiesBasic research and applications

August 29th - 31st, 2018

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1

DETAILED PROGRAM

August 29 (Wed)

Registration & Drinks at the Hotel Victoria 11:30 – 12:15

Lunch 12:15 – 13:15

Registration at the conference centre 13:15 – 13:40

Welcome address 13:40 – 13:45

August 29 (Wed) 13:45 – 15:00

Session 1: Control of correlated states & new transport phenomenaChair: Urs Staub (PSI Villigen)

13:45 – 14:15 PdCoO2: From electron hydrodynamics to ballistic hexagonsPhilip Moll (EPFL Lausanne)

14:15 – 14:30 In-situ strain-tuning of the metal-insulator-transition of Ca2RuO4 in angle-resolved photoe-mission experimentsSara Riccò (University of Geneva)

14:30 – 15:00 Superradiant Quantum Materials in QED CavitiesAntoine Georges (University of Geneva)

1’ poster presentations 15:00 – 15:30

Coffee 15:30 – 16:00

August 29 (Wed) 16:00 – 17:45

Session 2: 2D MaterialsChair: Christoph Renner (University of Geneva)

16:00 – 16:30 Atomically thin semiconductors for optoelectronics, spin- and valley-physicsBernhard Urbaszek (CNRS - Toulouse University)

16:30 – 16:45 Ultimately strong quantum magneto-absorption and 100% MCD in hBN-encapsulatedgrapheneAlexey Kuzmenko (University of Geneva)

16:45 – 17:15 The diverse properties of a van der Waals layered semimetal, WTe2David Cobden (University of Washington, Seattle)

17:15 – 17:30 Very Large Tunneling Magnetoresistance in Layered Magnetic Semiconductor CrI3Ignacio Gutierrez Lezama (University of Geneva)

17:30 – 17:45 Ubiquity of Coulomb-frustrated phase separation in the 1T -TiSe2 phase diagramThomas Jaouen (University of Fribourg)

1’ poster presentations 17:45 – 18:15

Poster session 1 & commercial exhibit 18:15 – 20:30

Dinner 20:30

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August 30 (Thu)

August 30 (Thu) 8:30 – 10:00

Session 3: Quantum magnetism & magnonicsChair: Thierry Giamarchi (University of Geneva)

8:30 – 9:00 Antiferromagnetic spintronicsTomas Jungwirth (Institute of Physics, Academy of Sciences of the Czech Republic and University ofNottingham UK)

9:00 – 9:30 Topological quantum phase transition in the Ising-like antiferromagnetic spin chainBaCo2V2O8Virginie Simonet (Institut Néel, CNRS & UGA, Grenoble)

9:30 – 9:45 Dimensional Reduction in BaCuSi2O6 Investigated by Neutron ScatteringStephan Allenspach (PSI Villigen)

9:45 – 10:00 Manipulation of the spin, orbital and charge degrees of freedom upon tuning the local latticeenvironment of Sr2IrO4Eugenio Paris (PSI Villigen)

Coffee 10:00 – 10:30

August 30 (Thu) 10:30 – 12:15

Session 4: Superconductivity & ultrafast controlChair: To be announced ()

10:30 – 11:00 Non-equilibrium superconductivity: advances and open questionsAndrea Cavalleri (Max Planck Institute for the Structure and Dynamics of Matter, Hambourg)

11:00 – 11:15 Superconductivity Without Inversion and Time-Reversal SymmetriesMark H Fischer (ETH Zurich)

11:15 – 11:30 High-Tc Superconductivity in Ce-based Heavy Fermions Compounds due to Critical ValenceFluctuationsGernot Scheerer (University of Geneva)

11:30 – 11:45 Superconductivity and ferroelectricity in strontium titanateWillem Rischau (University of Geneva)

11:45 – 12:00 Critical temperature enhancement in Nb-doped strontium titanate thin films from quantumconfinementDavide Valentinis (University of Geneva)

12:00 – 12:15 Properties and microstructure of Nb3Sn superconductors with internally oxidized ZrO2nanoparticlesFlorin Buta (University of Geneva)

Lunch 12:30 – 13:45

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August 30 (Thu) 13:45 – 15:00

Session 5: Weyl & Dirac materialsChair: Alberto Morpurgo (University of Geneva)

13:45 – 14:15 Origin of Magic Angles in Twisted Bilayer GrapheneAlex J. Kruchkov (Harvard University)

14:15 – 14:30 Temperature dependent chemical potential in quasi-2D Dirac semimetal ZrTe5Edoardo Martino (EPFL Lausanne)

14:30 – 14:45 Electronic and spin structure of the nodal-line semimetals ZrSiX (X=Se,Te)Gianmarco Gatti (EPFL Lausanne)

14:45 – 15:00 Discovery of new topological fourfold and sixfold Fermions and their Fermi arcs in a chiralcrystalNiels Schroeter (PSI Villigen)

1’ poster presentations 15:00 – 15:30

Coffee 15:30 – 16:00

August 30 (Thu) 16:00 – 17:45

Session 6: Topological aspects in quantum matterChair: Manfred Sigrist (ETH Zürich)

16:00 – 16:30 To be announcedLucile Savary (ENS Lyon, CNRS)

16:30 – 17:00 Berry curvature and entropy flow in non-colinear antiferromagnetsKamran Behnia (ESPCI Paris)

17:00 – 17:15 Topological transition in antiferromagnetic quantum spin chainsShintaro Takayoshi (University of Geneva)

17:15 – 17:30 Two-dimensional topological superconductivity with antiferromagnetic insulatorsJose Lado (ETH Zurich)

17:30 – 17:45 Experimental evidence of proximity induced odd-frequency superconductivity in a topologi-cal insulatorZaher Salman (PSI Villigen)

1’ poster presentation 17:45 – 18:15

Poster session 2 & commercial exhibit 18:15 – 20:30

Dinner 20:30

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August 31 (Fri)

August 31 (Fri) 8:30 – 10:15

Session 7: Ferroic materialsChair: Marisa Medarde (PSI Villigen)

8:30 – 9:00 Multiferroic materials heterostuctures in spintronicsJosep Fontcuberta (Institut de Ciència de Materials de Barcelona (ICMAB-CSIC))

9:00 – 9:15 Magneto-electric inversion of a domain patternNaëmi Leo (PSI Villigen)

9:15 – 9:30 Design rules for high-temperature magnetic spirals in layered perovskitesTian Shang (PSI Villigen)

9:30 – 10:00 Exploring condensed-matter physics with a single spin microscopeVincent Jacques (CNRS & Université de Montpellier)

10:00 – 10:15 Spin texture manipulation in the multiferroic Rashba semiconductor (GeMn)TeHugo Dil (EPFL Lausanne)

Coffee 10:15 – 10:45

August 31 (Fri) 10:45 – 12:45

Session 8: Oxide interfacesChair: Marta Gibert (University of Zürich)

10:45 – 11:15 Complex magnetic order in nickelate heterostructuresEva Benckiser (Max Planck Institute for Solid State Research, Stuttgart)

11:15 – 11:30 SrRuO3/La0.7Ba0.3MnO3/SrRuO3 trilayers probed with x-ray magnetic circular dichroismCinthia Piamonteze (PSI Villigen)

11:30 – 11:45 Origin of antiferromagnetism in the rare-earth nickelate perovskites investigated by 17O-NMRLukas Korosec (ETH Zurich)

11:45 – 12:00 Tailoring thermal conductivity of anatase TiO2: from bulk crystals to foamsXavier Mettan (EPFL Lausanne)

12:00 – 12:15 Direct probe of electronic and magnetic properties at the γ-Al2O3/SrTiO3 interfaceJose Renato Linares Mardegan (PSI Villigen)

12:15 – 12:45 Spin-to-charge conversion in SrTiO3-based two-dimensional electron gasesManuel Bibes (CNRS, Palaiseau)

Lunch 13:00 – 13:45

End of the Conference

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POSTER SESSIONSAugust 29 (Wed) 18:15 – 20:30

Poster session 1

Qi He Study on Preparation, Structures and Superconductivity Properties ofK doped pterphenyl thin film

1-1

Nicolo Barbero Pressure effects on the electronic properties of the undoped supercon-ductor ThFeAsN

1-2

Toni Shiroka Origin of time-reversal symmetry breaking in rhenium-based noncen-trosymmetric superconductors

1-3

Haijing ZHANG Tunneling spectroscopy of gate-induced superconductivity in MoS2 1-4

Lakshmi Das Spin Orbital Excitations in Ca2Ruo4 revealed by Resonant InelasticXray Scattering

1-5

Anne-Maria Visuri Return probability of an impurity state coupled to a disordered lattice 1-6

Roxana Gaina Ordered states and electron transfer at cuprate/manganite interface 1-7

Alsu Gazizulina Mixed spin-dimer system Bax Sr(3−x )Cr2O8 1-8

Christophe Berthod Particle-hole crossover in the vortex cores of FeTeSe 1-9

Michele Filippone Bulk Pumping in 2D Topological Phases and Controlled Parity Switchof Persistent Currents

1-10

Sebastian Greschner Quantum Link models on Ladders 1-11

Florian Le Mardelé Magneto-transport and optical conductivity of type II Weyl semimetalTaIrTe4

1-12

Samuel Gozel Asymptotic Freedom in Antiferromagnetic Chains of Large Spin 1-13

Ivica Zivkovic Evidence of a quantum-spin liquid behavior in K2Ni2(SO4)3 with anovel 3D lattice of S=1 spins

1-14

Konstantins Mantulnikovs Transfer of photo-induced charge carriers on the interface betweenCH3NH3PbI3 and TiO2 detected by ESR

1-15

Zhe Wang Tunneling spin valves based on Fe3GeTe2/hBN/Fe3GeTe2 van derWaals heterostructures

1-16

Michael Porer Optically driven ultrafast dynamics of a purely structural order param-eter

1-17

Artem Nikitin Muon spin spectroscopy study of the magnetic field and pressure-induced quantum phase transition in CsFeCl3

1-18

Stefan Holenstein Temperature vs Pressure Phase Diagram of FeSe1−x Sx investigated byµSR

1-19

Björn Wehinger Giant pressure-dependence and dimensionality switching in a metal-organic quantum antiferromagnet

1-20

Kai Wang Mott Transtion and Collective charge pinning in electron dopedSr2IrO4

1-21

Vladimir N. Strocov k-resolved electronic structure of buried semiconductor and oxide het-erostructures and impurity systems explored by soft-X-ray ARPES

1-22

Charles-Edouard Bardyn Probing the Topology of Density Matrices 1-23

Dorota Pulmannova Crystallization of low- and high-temperature phases in the SrO-TiO2system

1-24

Jean-Christophe Orain Nature of Ba3MIr2O9 (M=Sc, Y, In) ground state probed by µSR 1-25

Pavao Andricevic Vertically Aligned Carbon Nanotubes as Electrodes in Perovskite Sin-gle Crystal Light Emitting Electrochemical Cells

1-26

Davide Matera A Design of Experiment to Tune BC2 up to Record-High Values in C-doped MgB2 by a Rapid Synthesis Process

1-27

Ivan Maggio-Aprile Vortex cores of a high Tc Superconductor reveal a BCS signature 1-28

6

Evgeniia Sheveleva Magnetic and superconducting properties of the iron arsenide pnic-tides Ba1−x Nax Fe2As2 as seen by infrared spectroscopy and muon spinrotation

1-29

Gen Long Detecting Antiferromagnetic Order in Atomically-Thin Layered MnPS3 1-30

Matthias Muntwiler Sub-surface domain wall in ferroelectric GeTe 1-31

Giulia Tenasini Anomalous Hall effect in the non-collinear antiferromagnet Co1/3NbS2 1-32

Jarji Khmaladze Coupled Cu- and Mn charge and orbital orders in cuprate/manganitemultilayers

1-33

Dumitru Dumcenco Elaboration of van der Waals magnetic semiconductor materials 1-34

Frantisek Herman Transport properties in the vicinity of a Lifshitz transition caused byuniaxial pressure in Sr2RuO4

1-35

Bastien Michon The Universal Fermi-Liquid Scaling in Sr2RuO4 thin films 1-36

Kevin Hauser Three-Dimensional Fermi Surface of Overdoped La-based Cuprates 1-37

Shunji Tsuchiya Hidden discrete symmetries and Higgs modes in superconductors 1-38

Jeanne Colbois Progressive lifting of the ground-state degeneracy of the long-rangekagome Ising antiferromagnet

1-39

Marcello Spera Direct visualization of the CDW in the Se-Ti-Se trilayer of TiSe2 1-40

Davide Valentinis Viscoelastic electromagnetic response of charged Fermi liquidst 1-41

Matteo Alessandrini BRUKER BioSpin AG, Faellanden (CH) 1-42

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August 30 (Thu) 18:15 – 20:30

Poster session 2

Irene Cucchi Thickness dependent electronic structure of exfoliated 1T’-WTe2 frommicro-ARPES

2-1

Péter Szirmai Role of antisymmetric exchange in organic quantum spin liquids 2-2

Weiwei Luo Temperature dependent scanning near-field optical microscopy ofLaAlO3/SrTiO3 interfaces

2-3

David Soler Delgado Electronic Phase Transitions in Suspended Graphene Multilayers 2-4

Alessandro Scarfato Holographic imaging of the complex charge density wave order pa-rameter

2-5

Ping Che Discretized Spin Waves in Single Crystal Chiral Magnet Cu2OSeO3 2-6

Nazaret Ortiz Hernandez Inducing a non-collinear magnetic phase in multiferroic Ge dopedCoCr2O4

2-7

Céline Lichtensteiger InteractiveXRDFit: a new tool to simulate and fit X-ray diffractogramsof oxide thin films and heterostructures

2-8

David Santos-Cottin Magneto-optical spectroscopy on TaAs 2-9

Nicolas Ubrig Van der Waals heterostructures as synthetic semiconductors 2-10

Miklós Lajkó Generalization of the Haldane conjecture to SU(N) chains 2-11

Ivan Ardizzone Effect of strain on LaNiO3 nickelates films 2-12Damaris Tartarotti Maimone Complex interplay between superconductivity and magnetism in

Nd(1-x)CexCoIn52-13

Nimrod Bachar Optical study of the Heavy Fermion plasmons in URu2Si2 2-14

Jean-Marie Poumirol Faraday rotataion enhancement in graphene metasurfaces 2-15

Huan Ma Single-crystal Strontium Aluminate thin films by pulsed laser deposi-tion

2-16

Tornike Gagnidze Study of structural properties of ultrathin SrO films deposited onSrTiO3

2-17

Enrico Giannini New superconducting phases in the Nb-Pd-(Se,S) system 2-18

Adrian Beckert LiY1−x Hox F4 - a candidate material for the implementation of solidstate qubits

2-19

Roberto de Andres Prada Deposition and Nanofabrication of All Perovskite YBa2Cu3O7-y /Ferro-magnetic/ YBa2Cu3O7-y Josephson Junctions

2-20

Eduardo Bonini Guedes Spin-polarization of the two-dimensional electron states on CaTiO3film surfaces

2-21

Marco Caputo Electronic structure of LAO/STO thin films: artificial control of thetwo dimensional electron gas properties

2-22

Guillaume Rapin Studying the roughness of proliferating epithelial cell fronts: a statis-tical physics approach to wound healing

2-23

Flavio Bruno Two dimensional electron gases at the (111) - surface of KTaO3 andSrTiO3

2-24

Yi Tseng Manipulating the spin and hole dynamics in the spin ladder of Codoped Sr14Cu24O41

2-25

Junying Shen Evolving magnetic interactions near a Kondo breakdown 2-26

Edoardo Cappelli Laser ARPES Investigation of LaNiO3 Thin Films Electronic Structure. 2-27

Fabio La Mattina Angular Photoemission Spectroscopy investigation of STO/YBCO in-terface.

2-28

Fryderyk Lyzwa Magnetic field-effect on the charge order in underdoped YBa2Cu3Oy 2-29

Dariusz Jakub Gawryluk Recent progress in (bulk) rare earth nickelate (III) research 2-30

Fan Xiao An experimental investigation on a new quasi-one dimensional systemNaCuF3

2-31

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Natalia Chepiga Numerical investigation of comb magnets 2-32

Jakub Vonka Low-temperature platform for THz pump - X-ray probe experimentsat SwissFEL

2-33

Endre Horvath Photovoltaic lead halide perovskite nanowires: quest for epitaxialgrowth condition?

2-34

Vincent Pasquier Scanning probe microscopy as a function of tunable mechanical strain 2-35

Marta Gibert Tricolour LaNiO3/LaMnO3/LaAlO3 superlattices 2-36

Tim Gazdic STM/STS studies of the highly overdoped cuprate superconductorBi2Sr2CaCu2O8+δ

2-37

Alberto Crepaldi Reinvestigating the surface and bulk electronic properties of Cd3As2 2-38

Konstantin Semeniuk Out-of-plane transport anomalies in the 2D transition metal dichalco-genides

2-39

Emilie Didelot Closo-boranes of 3d transition metals, synthesis and characterization 2-40

Clement Collignon Superfluid density and carrier concentration across a superconduct-ing dome: The case of strontium titanate

2-41

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