MISSION PROJECTS RESOURCES CALLS & EVENTS INTRANET
Exploring billion-atom-scale quantum materials using linear scaling quantum transport
JH Garcia
Nature Reviews Physics 3 (6), 388-388 (2021)
https://www.nature.com/articles/s42254-021-00318-1
Topological materials
Scaling of the Quantum Geometry Metrics in Disordered Topological Phases
Jorge Martínez Romeral, Aron W.Cummings & Stephan Roche
arXiv: 2406.12677 (2024)
https://arxiv.org/abs/2406.12677
Spin-orbit torque emerging from orbital textures in centrosymmetric materials
LM Canonico, JH García & S Roche
arXiv: 2310.06447 (2023)
https://arxiv.org/pdf/2307.14673.pdf
Emerging Spin-Orbit Torques in Low Dimensional Dirac Materials
JM Dueñas, JH García, S Roche
Phys. Rev. Lett. 132, 266301 (2024)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.132.266301
Generation and control of non-local chiral currents in graphene superlattices by orbital Hall effect
J Salvador-Sánchez, LM Canonico et al
Phys. Rev. Research 6, 023212 (2024)
https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.6.023212
Electrical control of spin-polarized topological currents in monolayer WTe2
JH Garcia, J You, M García-Mota, P Koval, P Ordejón, R Cuadrado, J. Verstraete, Z Zanolli, and Stephan Roche
Physical Review B 106 (16), L161410 (2022)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.106.L161410
Low-symmetry topological materials for large charge-to-spin interconversion: The case of transition metal dichalcogenide monolayers
M Vila, CH Hsu, JH Garcia, LA Benítez, X Waintal, SO Valenzuela, V. M Pereira, S. Roche
Physical Review Research 3 (4), 043230 (2021))
https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.3.043230
Hinge spin polarization in magnetic topological insulators revealed by resistance switch
PM Perez-Piskunow and S Roche
Physical Review Letters 126 (16), 167701 (2021)
https://scholar.google.com
Efficient Time-Domain Approach for Linear Response Functions
Michel Panhans and Frank Ortmann
Physical Review Letters 127, 016601 (2021)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.127.016601
Orbital Hall insulating phase in transition metal dichalcogenide monola
LM Canonico et al.
Physical Review B, 101(16), 161409 (2020)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.101.161409
Canted Spin Texture and Quantum Spin Hall Effect in WTe2
JH Garcia, M Vila, CH Hsu, X Waintal, VM Pereira, S Roche
Physical Review Letters 125, 256603 (2020)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.256603
Real-space calculation of the conductivity tensor for disordered topological matter
JH Garcia, L Covaci, TG Rappoport
Physical Review Letters 114 (11), 6602 (2015)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.114.116602
Splitting of the zero-energy Landau level and universal dissipative conductivity at critical points in disordered graphene
F Ortmann, S Roche
Physical Review Letters 110 (8), 086602 (2013)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.110.086602
Quantum transport by means of O(N) real-space methods
Stephan Roche
Physical Review B 59, 2284 (1999)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.59.2284
Graphene
Toward Optimized Charge Transport in Multilayer Reduced Graphene Oxides
MN Çınar, A Antidormi, VH Nguyen, A Kovtun, S Lara-Avila, A Liscio, J-Ch Charlier, S Roche, H Sevinçli
Nano letters 22 (6), 2202-2208 (2022)
https://scholar.google.com
Universal spin diffusion length in polycrystalline graphene
AW Cummings, SMM Dubois, JC Charlier, S Roche
Nano letters 19 (10), 7418-7426 (2019)
https://pubs.acs.org/doi/abs/10.1021/acs.nanolett.9b03112
Spin Hall effect and Weak Antilocalization in Graphene/Transition Metal Dichalcogenide Heterostructures
JH Garcia Aguilar, AW Cummings, S Roche
Nano Letters 17 (8), 5078-5083 (2017)
https://pubs.acs.org/doi/abs/10.1021/acs.nanolett.7b02364
Electrical and thermal transport in coplanar polycrystalline graphene–hBN heterostructures
JE Barrios-Vargas, B Mortazavi, AW Cummings, R Martinez-Gordillo, M. Pruneda, L. Colombo, T. Rabczuk, S. Roche
Nano letters 17 (3), 1660-1664 (2017)
https://pubs.acs.org/doi/abs/10.1021/acs.nanolett.6b04936
Spin hall effect and weak antilocalization in graphene/transition metal dichalcogenide heterostructures
JH Garcia, AW Cummings, S Roche
Nano letters 17 (8), 5078-5083 (2017)
https://pubs.acs.org/doi/abs/10.1021/acs.nanolett.7b02364
Spin Hall effect and origins of nonlocal resistance in adatom-decorated graphene
D Van Tuan, JM Marmolejo-Tejada, X Waintal, BK Nikolić, SO Valenzuela, S Roche
Physical Review Letters 117 (17), 176602 (2016)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.117.176602
Spin manipulation in graphene by chemically induced pseudospin polarization
D Van Tuan, S Roche
Physical Review Letters 116 (10), 106601 (2016)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.116.106601
Multiple Quantum Phases in Graphene with Enhanced Spin-Orbit Coupling: From the Quantum Spin Hall Regime to the Spin Hall Effect and a Robust Metallic State
A Cresti, D Van Tuan, D Soriano, AW Cummings, S Roche
Physical Review Letters 113 (24), 246603 (2014)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.113.246603
Broken symmetries, zero-energy modes, and quantum transport in disordered graphene: from supermetallic to insulating regimes
A Cresti, F Ortmann, T Louvet, D Van Tuan, S Roche
Physical Review Letters 110 (19), 196601 (2013)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.110.196601
Scaling properties of charge transport in polycrystalline graphene
D Van Tuan, J Kotakoski, T Louvet, F Ortmann, JC Meyer, S Roche
Nano letters 13 (4), 1730-1735 (2013)
https://pubs.acs.org/doi/abs/10.1021/nl400321r
Electronic and transport properties of unbalanced sublattice N-doping in graphene
A Lherbier, AR Botello-Méndez, JC Charlier
Nano letters 13 (4), 1446-1450
https://pubs.acs.org/doi/abs/10.1021/nl304351z
Magnetoresistance and magnetic ordering fingerprints in hydrogenated graphene
D Soriano, N Leconte, P Ordejón, JC Charlier, JJ Palacios, S Roche
Physical Review Letters 107 (1), 016602 (2011)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.107.016602
Two-dimensional graphene with structural defects: elastic mean free path, minimum conductivity, and Anderson transition
A Lherbier, SMM Dubois, X Declerck, S Roche, YM Niquet, JC Charlier
Physical Review Letters 106 (4), 046803 (2011)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.106.046803
Anomalous doping effects on charge transport in graphene nanoribbons
B Biel, X Blase, F Triozon, S Roche
Physical Review Letters 102 (9), 096803 (2009)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.102.096803
Transport length scales in disordered graphene-based materials: strong localization regimes and dimensionality effects
A Lherbier, B Biel, YM Niquet, S Roche
Physical Review Letters 100 (3), 036803 (2008)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.100.036803
Charge transport in chemically doped 2D graphene
A Lherbier, X Blase, YM Niquet, F Triozon, S Roche
Physical Review Letters 101 (3), 036808 (2008)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.101.036808
Carbon Nanotubes
Inelastic transport in vibrating disordered carbon nanotubes: Scattering times and temperature-dependent decoherence effects
H Ishii, S Roche, N Kobayashi, K Hirose
Physical Review Letters 104 (11), 116801 (2010)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.104.116801
Quantum dephasing in carbon nanotubes due to electron-phonon coupling
S Roche, J Jiang, F Triozon, R Saito
Physical Review Letters 95 (7), 076803 (2005)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.95.076803
Anomalous magnetotransport in chemically doped carbon nanotubes
S Latil, F Triozon, S Roche
Physical Review Letters 95 (12), 126802 (2005))
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.95.126802
Electronic transport in carbon nanotubes with random coverage of physisorbed molecules
S Latil, S Roche, JC Charlier
Nano letters 5 (11), 2216-2219
https://pubs.acs.org/doi/abs/10.1021/nl0514386
Mesoscopic transport in chemically doped carbon nanotubes
S Latil, S Roche, D Mayou, JC Charlier
Physical Review Letters 92 (25), 256805 (2004)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.92.256805
Magnetoresistance of Carbon Nanotubes: From Molecular to Mesoscopic Fingerprints
S Roche, R Saito
Physical Review Letters 87, 246803 (2001)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.87.246803
Organic crystals
Interplay of band occupation, localization, and polaron renormalization for electron transport in molecular crystals: Naphthalene as a case study
Konrad Merkel, Michel Panhans, Sebastian Hutsch, and Frank Ortmann
Physical Review B 105, 165136 (2022)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.105.165136
Polaron transport in organic crystals: Temperature tuning of disorder effects
F Ortmann, S Roche
Physical Review B 84 (18), 180302 (2011)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.84.180302
Quasicrystals
Conductivity of quasiperiodic systems: A numerical study
S Roche, D Mayou
Physical Review Letters 79 (13), 2518 (1997)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.79.2518
Semiconducting nanowires
Quantum transport length scales in silicon-based semiconducting nanowires: Surface roughness effects
A Lherbier, MP Persson, YM Niquet, F Triozon, S Roche
Physical Review B 77 (8), 085301 (2008)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.77.085301
Orientational dependence of charge transport in disordered silicon nanowires
MP Persson, A Lherbier, YM Niquet, F Triozon, S Rochet
Nano letters 8 (12), 4146-4150 (2008)
https://pubs.acs.org/doi/abs/10.1021/nl801128f
Electronic transport through Si nanowires: Role of bulk and surface disorder
T Markussen, R Rurali, M Brandbyge, AP Jauho
Physical Review B 74 (24), 245313 (2006)
https://journals.aps.org/prb/abstract/10.1103/PhysRevB.74.245313
 
 
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