Showing 2019 · cond-mat.mes-hallShow all

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cond-mat.mes-hall2019★ 1 cited

Surface-dominated Conductivity of Few-layered Antimonene

Sahar Pakdel, J. J. Palacios

We present a theoretical study of the phase-coherent DC conductivity of few-layered antimonene in the presence of surface disorder. It is well known that while a single layer is a…

cond-mat.mes-hall2019★ 25 cited

Dynamical Coulomb Blockade as a Local Probe for Quantum Transport

Jacob Senkpiel, Jan C. Klöckner, Markus Etzkorn +9

Quantum fluctuations are imprinted with valuable information about transport processes. Experimental access to this information is possible, but challenging. We introduce the dynam…

cond-mat.mes-hall2019★ 32 cited

Boundary Green's function approach for spinful single-channel and multichannel Majorana nanowires

M. Alvarado, A. Iks, A. Zazunov +2

The boundary Green's function (bGF) approach has been established as a powerful theoretical technique for computing the transport properties of tunnel-coupled hybrid nanowire devic…

cond-mat.mes-hall2019★ 12 cited

Non-local quantum effects in plasmons of graphene superlattices

Luis Brey, T. Stauber, L. Martín-Moreno +1

By using a non-local, quantum mechanical response function we study graphene plasmons in a one-dimensional superlattice (SL) potential . The SL introduces a quantum…

cond-mat.mes-hall2019★ 9 cited

Coupled Sublattice Melting and Charge-Order Transition in Two Dimensions

Tyler S. Smith, Fangfei Ming, Daniel González Trabada +5

Two-dimensional melting is one of the most fascinating and poorly understood phase transitions in nature. Theoretical investigations often point to a two-step melting scenario invo…

cond-mat.mes-hall2019★ 14 cited

Extremely imbalanced two-dimensional electron-hole-photon systems

A. Tiene, J. Levinsen, M. M. Parish +3

We investigate the phases of two-dimensional electron-hole systems strongly coupled to a microcavity photon field in the limit of extreme charge imbalance. Using variational wave f…

cond-mat.mes-hall2019★ 168 cited

Tailoring topological order and π-conjugation to engineer quasi-metallic polymers

B. Cirera, A. Sánchez-Grande, B. de la Torre +11

Topological band theory provides a conceptual framework to predict or even engineer robust metallic states at the boundaries of topologically distinct phases. The bulk-boundary cor…

cond-mat.mes-hall2019★ 20 cited

Transport signatures of Majorana bound states in superconducting hybrid structures

Alexander Schuray, Daniel Frombach, Sunghun Park +1

In this minireview, we outline the recent experimental and theoretical progress in the creation, characterization and manipulation of Majorana bound states (MBSs) in semiconductor-…

cond-mat.mes-hall2019★ 31 cited

Even-odd effect and Majorana states in full-shell nanowires

Fernando Peñaranda, Ramón Aguado, Pablo San-Jose +1

Full-shell nanowires (semiconducting nanowires fully coated with a superconducting shell) have been recently presented as a novel means to create Majorana zero modes. In contrast t…

cond-mat.mes-hall2019★ 50 cited

AFM manipulation of gold nanowires to build electrical circuits

Miriam Moreno-Moreno, Pablo Ares, Consuelo Moreno +3

We introduce scanning-probe-assisted nanowire circuitry (SPANC) as a new method to fabricate electrodes for the characterization of electrical transport properties at the nanoscale…

cond-mat.mes-hall2019★ 15 cited

High electrical conductivity of single metal-organic chains

Pablo Ares, Pilar Amo-Ochoa, Jose M. Soler +3

Molecular wires are essential components for future nanoscale electronics. However, the preparation of individual long conductive molecules is still a challenge. MMX metal-organic…

cond-mat.mes-hall2019★ 21 cited

One-Pot Preparation of Mechanically Robust, Transparent, Highly Conductive and Memristive Metal-Organic Ultrathin Film

Miriam Moreno-Moreno, Javier Troyano, Pablo Ares +8

The future of 2D flexible electronics relies on the preparation of conducting ultrathin films of materials with mechanical robustness and flexibility in a simple but controlled man…

cond-mat.mes-hall2019★ 87 cited

Measuring the Berry phase of graphene from wavefront dislocations in Friedel oscillations

C. Dutreix, H. González-Herrero, I. Brihuega +3

Electronic band structures dictate the mechanical, optical and electrical properties of crystalline solids. Their experimental determination is therefore of crucial importance for…

cond-mat.mes-hall2019★ 19 cited

Tunable Graphene Electronics with Local Ultrahigh Pressure

Pablo Ares, Michele Pisarra, Pilar Segovia +6

We achieve fine tuning of graphene effective doping by applying ultrahigh pressures (> 10 GPa) using Atomic Force Microscopy (AFM) diamond tips. Specific areas in graphene flakes a…

cond-mat.mes-hall2019★ 28 cited

Emergent magnetic texture in driven twisted bilayer graphene

D. A. Bahamon, G. Gómez-Santos, T. Stauber

The transport properties of a twisted bilayer graphene barrier are investigated for various twist angles. Remarkably, for small twist angles around the magic angle $θ_m \sim 1.05^{…

cond-mat.mes-hall2019★ 4 cited

Directional bonding explains high conductance values of atomic contacts in bcc metals

W. Dednam, C. Sabater, M. R. Calvo +4

Atomic-sized junctions of iron, created by controlled rupture, present unusually high values of conductance compared to other metals. This result is counter-intuitive since, at the…

cond-mat.mes-hall2019★ 8 cited

Unveiling the Radiative Local Density of Optical States of a Plasmonic Nanocavity by STM Luminescence and Spectroscopy

Alberto Martín-Jiménez, Antonio I. Fernández-Domínguez, Koen Lauwaet +4

Disentangling the contributions of radiative and non-radiative localized plasmonic modes from the photonic density of states of metallic nanocavities between atomically-sharp tips…

cond-mat.mes-hall2019★ 30 cited

Polaritonic Molecular Clock: All-Optical Ultrafast Imaging of Wavepacket Dynamics without Probe Pulses

R. E. F. Silva, Javier del Pino, Francisco J. García-Vidal +1

Conventional approaches to probing ultrafast molecular dynamics rely on the use of synchronized laser pulses with a well-defined time delay. Typically, a pump pulse excites a wavep…

cond-mat.mes-hall2019★ 53 cited

Autonomous conversion of information to work in quantum dots

Rafael Sánchez, Peter Samuelsson, Patrick P. Potts

We consider an autonomous implementation of Maxwell's demon in a quantum dot architecture. As in the original thought experiment, only the second law of thermodynamics is seemingly…

cond-mat.mes-hall2019★ 89 cited

On the applicability of quantum-optical concepts in strong-coupling nanophotonics

C. Tserkezis, A. I. Fernández-Domínguez, P. A. D. Gonçalves +7

Rooted in quantum optics and benefiting from its well-established foundations, strong coupling in nanophotonics has experienced increasing popularity in recent years. With nanophot…

cond-mat.mes-hall2019★ 16 cited

Energy transfer and interference by collective electromagnetic coupling

Mayte Gómez-Castaño, Andrés Redondo Cubero, Lionel Buisson +6

The physics of collective optical response of molecular assemblies, pioneered by Dicke in 1954, has long been at the center of theoretical and experimental scrutiny. The influence…

cond-mat.mes-hall2019★ 61 cited

Mechanical analogue of a Majorana bound state

Chun-Wei Chen, Natalia Lera, Rajesh Chaunsali +5

The discovery of topologically non-trivial electronic systems has opened a new age in condensed matter research. From topological insulators to topological superconductors and Weyl…

cond-mat.mes-hall2019★ 29 cited

Dipolar and Quadrupolar Excitons Coupled to a Nanoparticle-on-a-Mirror Cavity

A. Cuartero-González, A. I. Fernández-Domínguez

We investigate plasmon-emitter interactions in a nanoparticle-on-a-mirror cavity. We consider two different sorts of emitters, those that sustain dipolar transitions, and those hos…

cond-mat.mes-hall2019★ 7 cited

Quenching of exciton recombination in strained two-dimensional monochalcogenides

J. J. Esteve-Paredes, Sahar Pakdel, J. J. Palacios

We predict that long-lived excitons with very large binding energies can also exist in a single or few layers of monochalcogenides such as GaSe. Our theoretical study shows that ex…