- Corrections to the Gyromagnetic Factor in Very Special RelativityB. Koch, E. Muñoz, and A. Santoni, “Corrections to the Gyromagnetic Factor in Very Special Relativity”, Physical Review D 106, 096009 (2022) https://doi.org/10.1103/PhysRevD.106.096009 We consider the corrections arising from the SIM(2) invariant realization of Very Special Relativity (VSR) to the energy spectrum of a C-invariant Dirac Fermion in a static and homogeneous magnetic field B. First, we analyze the case …
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- High-temperature phonon-mediated superconductivity in monolayer Mg2B4C2S. Singh, A. H. Romero, J. D. Mella, V. Eremeev, E. Muñoz, A. N. Alexandrova, K. M. Rabe, D. Vanderbilt and F. Muñoz, “High-temperature phonon-mediated superconductivity in monolayer Mg2B4C2”, NPJ Quantum Materials 7, 37 (2022). https://doi.org/10.1038/s41535-022-00446-6 A two-dimensional material – Mg2B4C2, belonging to the family of the conventional superconductor MgB2, is theoretically predicted to exhibit superconductivity with critical temperature Tc estimated in the …
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- The role of morphology on the emergence of topologically trivial surface states and selection rules in topological-insulator nano-particleJ.-D. Castaño-Yepes and E. Muñoz, “The role of morphology on the emergence of topologically trivial surface states and selection rules in topological-insulator nano-particles”, Results in Physics 39, 105712 (2022). https://doi.org/10.1016/j.rinp.2022.105712 Confined electronic states and optical transitions in 3D topological insulator nanoparticles have been studied in the literature, assuming idealized geometries such as spheres or infinitely long cylinders, that allow to obtain analytical solutions to …
- Thermoelectric Properties of N-Type Poly (Ether Ether Ketone)/Carbon Nanofiber Melt-Processed CompositesA. J. Paleo, B. Krause, D. Soares, M. Melle-Franco, E. Muñoz, P. Pötsche, and A. M. Rocha, “Thermoelectric Properties of N-Type Poly (Ether Ether Ketone)/Carbon Nanofiber Melt-Processed Composites”, Polymers 14 (22), 4803 (2022). https://doi.org/10.3390/polym14224803 The thermoelectric properties, at temperatures from 30 °C to 100 °C, of melt-processed poly(ether ether ketone) (PEEK) composites prepared with 10 wt.% of carbon nanofibers (CNFs) are discussed …
- Electronic Transport in Weyl Semimetals with a Uniform Concentration of Torsional DislocationsD. Bonilla and E. Muñoz, “Electronic Transport in Weyl Semimetals with a Uniform Concentration of Torsional Dislocations”, Nanomaterials 12(20), 3711 (2022). https://doi.org/10.3390/nano12203711 In this article, we consider a theoretical model for a type I Weyl semimetal, under the presence of a diluted uniform concentration of torsional dislocations. By means of a mathematical analysis for partial wave scattering (phase-shift) for …
- Optical Conductivity as a Probe of the Interaction-Driven Metal in Rhombohedral Trilayer GrapheneV. Juricic, E. Muñoz and R. Soto-Garrido, “Optical Conductivity as a Probe of the Interaction-Driven Metal in Rhombohedral Trilayer Graphene”, Nanomaterials 12 (21), 3727 (2022). https://doi.org/10.3390/nano12213727 Study of the strongly correlated states in van der Waals heterostructures is one of the central topics in modern condensed matter physics. Among these, the rhombohedral trilayer graphene (RTG) occupies a prominent place …
- Electronic Features of Cotton Fabric e-Textiles Prepared with Aqueous Carbon Nanofiber Inks”, ACS AppliedA. Paleo, B. Krause, M. F. Cerqueira, E. Muñoz, P. Pötschke and A. M. Rocha,»Electronic Features of Cotton Fabric e-Textiles Prepared with Aqueous Carbon Nanofiber Inks”, ACS Applied Engineering Materials, 1, 1, 122-131 (2023) https://doi.org/10.1021/acsaenm.2c00023 Cotton woven fabrics functionalized with aqueous inks made with carbon nanofibers (CNFs) and anionic surfactant are prepared via dip-coating followed by heat …
- Nonlinear Thermopower Behaviour of N-Type Carbon Nanofibres and Their Melt Mixed Polypropylene CompositesA. J. Paleo, B. Krause, M. F. Cerqueira, E. Muñoz, P. Potschke, and A. M. Rocha, “Nonlinear Thermopower Behaviour of N-Type Carbon Nanofibres and Their Melt Mixed Polypropylene Composites”, Polymers 14, 269 (2022). https://doi.org/10.3390/polym14020269 The temperature dependent electrical conductivity σ (T) and thermopower (Seebeck coefficient) S (T) from 303.15 K (30 °C) to 373.15 K (100 °C) of an as-received commercial …
- Thermo-magneto-electric transport through a torsion dislocation in a type I Weyl SemimetalD.Bonilla, E. Muñoz, R. Soto-Garrido. «Thermo-magneto-electric transport through a torsion dislocation in a type I Weyl Semimetal». Nanomaterials 11, 2972 (2021), https://doi.org/10.3390/nano11112972. We study electronic and thermoelectric transport in a type I Weyl semimetal nanojunction, with a torsional dislocation defect, in the presence of an external magnetic field parallel to the dislocation axis. The defect …
- Effect of intersystem crossing rates and optical illumination on the polarization of nuclear spins close to nitrogen-vacancy centersH. Duarte, H. T. Dinani, V. Jacques, and J. R. Maze, Phys. Rev. B 103, 195443. Effect of intersystem crossing rates and optical illumination on the polarization of nuclear spins close to nitrogen-vacancy centers – Published 27 May 2021, https://doi.org/10.1103/PhysRevB.103.195443 Several efforts have been made to polarize the nearby nuclear environment of nitrogen-vacancy (NV) centers for …
- Probing Charge Dynamics in Diamond with an Individual Color CenterAedan Gardill, Ishita Kemeny, Matthew C. Cambria, Yanfei Li, Hossein T. Dinani, Ariel Norambuena, Jeronimo R. Maze, Vincenzo Lordi, and Shimon Kolkowitz, Nano Lett. 2021, 21, 16, 6960–6966, Publication Date:August 2, 2021, https://doi.org/10.1021/acs.nanolett.1c02250 Control over the charge states of color centers in solids is necessary to fully utilize them in quantum technologies. However, the microscopic charge …
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- State-dependent phonon-limited spin relaxation of nitrogen-vacancy centers”, PHYSICAL REVIEW RESM. C. Cambria, A. Gardill, Y. Li, A. Norambuena, J. R. Maze and S. Kolkowitz, “State-dependent phonon-limited spin relaxation of nitrogen-vacancy centers”, PHYSICAL REVIEW RESEARCH 3, 013123 (2021), https://doi.org/10.1103/PhysRevResearch.3.013123 Understanding the limits to the spin coherence of the nitrogen-vacancy (NV) center in diamond is vital to realizing the full potential of this quantum system. We show …
- Graphene coating as an effective barrier to prevent bacteria-mediated dissolution of goldC. Parra, J. Aristizabal, B. Arce, F. Montero-Silva, S. Lascano, R. Henriquez, et al, Graphene coating as an effective barrier to prevent bacteria-mediated dissolution of gold “, Metals 11, 147. https://www.mdpi.com/2075-4701/11/1/147 The interaction of biofilms with metallic surfaces produces two biologically induced degradation processes of materials: microbial induced corrosion and bioleaching. Both phenomena affect most metallic materials, …
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- Nanostructured Didymosphenia geminata-based membrane for efficient lead adsorption from aqueous solutionE. Reinoso, J. Aristizabal, B. Arce, E. Zurob, G. Dennett, R. Fuentes, V. Suescún, L. Cárdenas, T. Rodrigues da Cunha, R. Cabezas, C. García, C. Parra, Nanostructured Didymosphenia geminata-based membrane for efficient lead adsorption from aqueous solution”, . Journal of Environmental Chemical Engineering 9(4), 105269. The need for new technologies more efficient and less expensive to …
- Graphene-coated Ti-Nb-Ta-Mn foams: A promising approach towards a suitable biomaterial for bone replacement[CP2] S. Lascano, R. Chávez-Vásconez, D. Muñoz-Rojas, J. Aristizabal, B. Arce, C. Parra et al.Graphene-coated Ti-Nb-Ta-Mn foams: A promising approach towards a suitable biomaterial for bone replacement”, Journal Surface and Coatings Technology 126250 (2020). https://www.sciencedirect.com/science/article/pii/S0257897220309191#ac0005 The design of bone implants with proper biological and mechanical properties remains a challenge in medical implantology. The use of bioactive coatings has been …
- Manoharan. Emergent electronic granularity within a three-dimensional material in the proximity of a superconductor-insulator transitionC. Parra, P. Giraldo-Gallo, F. Niestemski, A. W. Contryman, M.R D. Thian, M. R. Beasley, T. H. Geballe, I. R. Fisher, H. C. Manoharan. Emergent electronic granularity within a three-dimensional material in the proximity of a superconductor-insulator transition, Proceedings of the National Academy of Sciences of the United States of America (PNAS) 118, 16 (2021) https://www.pnas.org/content/118/16/e2017810118 Spatial disorder …
- Inducing a topological transition in graphene nanoribbons superlattices by external strainE. Flores, J.D. Mella, E. Aparicio, R. I. Gonzalez, C. Parra, E. M. Bringa, and F. Munoz. «Inducing a topological transition in graphene nanoribbons superlattices by external strain.» arXiv preprint arXiv:2109.10278 (2021). https://arxiv.org/abs/2109.10278 Armchair graphene nanoribbons, when forming a superlattice, can be classified in different topological phases, with or without edge states. By means of tight-binding and classical molecular …
- Defect levels from SCAN and MBJ meta-GGA exchange-correlation potentialsRauch, F. Munoz, M.A.L. Marques, and S. Botti. «Defect levels from SCAN and MBJ meta-GGA exchange-correlation potentials.» Physical Review B 104, 064105 (2021). https://journals.aps.org/prb/abstract/10.1103/PhysRevB.104.064105 For more than a decade the HSE06 hybrid exchange-correlation functional developed by Heyd, Scuseria and Ernzerhof has provided a tool for reliable defect level calculations in density functional theory for which postprocessing …
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- First-principles study of Mn 3 adsorbed on Au (111) and Cu (111) surfacesE.E. Hernández-Vázquez, S. López-Moreno, F. Munoz, J. L. Ricardo-Chavez, and J. L. Morán-López. «First-principles study of Mn 3 adsorbed on Au (111) and Cu (111) surfaces.» RSC Advances 11, 31073 (2021). https://pubs.rsc.org/en/content/articlelanding/2021/RA/D1RA05714F A theoretical study of the Mn trimer adsorbed on the noble metal surfaces Au(111) and Cu(111) is reported. The calculations were performed using first-principles methods …
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- Understanding Topological Insulators in Real SpaceA. Martín Pendás, F. Muñoz, C. Cardenas, and J. Contreras-García. «Understanding Topological Insulators in Real Space.» Molecules 26, 2665 (2021). https://www.mdpi.com/1420-3049/26/10/2965/htm A real space understanding of the Su–Schrieffer–Heeger model of polyacetylene is introduced thanks to delocalization indices defined within the quantum theory of atoms in molecules. This approach enables to go beyond the analysis of electron localization …
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