Search Results - "Roldán, Rafael"

Local Strain Engineering in Atomically Thin MoS2 by Castellanos-Gomez, Andres, Roldán, Rafael, Cappelluti, Emmanuele, Buscema, Michele, Guinea, Francisco, van der Zant, Herre S. J, Steele, Gary A

“…Controlling the bandstructure through local-strain engineering is an exciting avenue for tailoring optoelectronic properties of materials at the nanoscale…”
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Black phosphorus: A new bandgap tuning knob by Roldán, Rafael, Castellanos-gomez, Andres

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Plasmons and screening in monolayer and multilayer black phosphorus by Low, Tony, Roldán, Rafael, Wang, Han, Xia, Fengnian, Avouris, Phaedon, Moreno, Luis Martín, Guinea, Francisco

“…Black phosphorus exhibits a high degree of band anisotropy. However, we find that its in-plane static screening remains relatively isotropic for momenta…”
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Theory of strain in single-layer transition metal dichalcogenides by Rostami, Habib, Roldán, Rafael, Cappelluti, Emmanuele, Asgari, Reza, Guinea, Francisco

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How Substitutional Point Defects in Two-Dimensional WS2 Induce Charge Localization, Spin–Orbit Splitting, and Strain by Schuler, Bruno, Lee, Jun-Ho, Kastl, Christoph, Cochrane, Katherine A, Chen, Christopher T, Refaely-Abramson, Sivan, Yuan, Shengjun, van Veen, Edo, Roldán, Rafael, Borys, Nicholas J, Koch, Roland J, Aloni, Shaul, Schwartzberg, Adam M, Ogletree, D. Frank, Neaton, Jeffrey B, Weber-Bargioni, Alexander

“…Control of impurity concentrations in semiconducting materials is essential to device technology. Because of their intrinsic confinement, the properties of…”
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Technical and economic feasibility of adapting an industrial steam reforming unit for production of hydrogen from renewable ethanol by Roldan, Rafael

“…The steam reforming of ethanol could be a solution to reduce CO2 emissions in industrial hydrogen plants, given its renewable character. To adapt this process…”
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Strong Modulation of Optical Properties in Black Phosphorus through Strain-Engineered Rippling by Quereda, Jorge, San-Jose, Pablo, Parente, Vincenzo, Vaquero-Garzon, Luis, Molina-Mendoza, Aday J, Agraït, Nicolás, Rubio-Bollinger, Gabino, Guinea, Francisco, Roldán, Rafael, Castellanos-Gomez, Andres

“…Controlling the bandgap through local-strain engineering is an exciting avenue for tailoring optoelectronic materials. Two-dimensional crystals are…”
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Dielectric Screening in Atomically Thin Boron Nitride Nanosheets by Li, Lu Hua, Santos, Elton J. G, Xing, Tan, Cappelluti, Emmanuele, Roldán, Rafael, Chen, Ying, Watanabe, Kenji, Taniguchi, Takashi

“…Two-dimensional (2D) hexagonal boron nitride (BN) nanosheets are excellent dielectric substrate for graphene, molybdenum disulfide, and many other 2D…”
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Dielectric screening and plasmons in AA-stacked bilayer graphene by Roldán, Rafael, Brey, Luis

“…The screening properties and collective excitations (plasmons) in AA-stacked bilayer graphene are studied within the random phase approximation. Whereas…”
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Magnetoelectronic properties of multilayer black phosphorus by Jiang, Yongjin, Roldán, Rafael, Guinea, Francisco, Low, Tony

“…We examine the electronic properties of two-dimensional electron gas in black phosphorus multilayers in the presence of a perpendicular magnetic field,…”
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Piezoelectricity in Monolayer Hexagonal Boron Nitride by Ares, Pablo, Cea, Tommaso, Holwill, Matthew, Wang, Yi Bo, Roldán, Rafael, Guinea, Francisco, Andreeva, Daria V., Fumagalli, Laura, Novoselov, Konstantin S., Woods, Colin R.

“…2D hexagonal boron nitride (hBN) is a wide‐bandgap van der Waals crystal with a unique combination of properties, including exceptional strength, large…”
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Electric-Field Screening in Atomically Thin Layers of MoS2: the Role of Interlayer Coupling by Castellanos-Gomez, Andres, Cappelluti, Emmanuele, Roldán, Rafael, Agraït, Nicolás, Guinea, Francisco, Rubio-Bollinger, Gabino

“…The electrostatic screening in single and few‐layer MoS2 sheets is studied. Electrostatic force microscopy is used to probe the electric field generated by…”
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Screening and plasmons in pure and disordered single- and bilayer black phosphorus by Jin, Fengping, Roldán, Rafael, Katsnelson, Mikhail I., Yuan, Shengjun

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Inverse Funnel Effect of Excitons in Strained Black Phosphorus by San-Jose, Pablo, Parente, Vincenzo, Guinea, Francisco, Roldán, Rafael, Prada, Elsa

“…We study the effects of strain on the properties and dynamics of Wannier excitons in monolayer (phosphorene) and few-layer black phosphorus (BP), a promising…”
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Electronic properties of single-layer and multilayer transition metal dichalcogenides MX2 (M = Mo, W and X = S, Se) by Roldán, Rafael, Silva-Guillén, Jose A., López-Sancho, M. Pilar, Guinea, Francisco, Cappelluti, Emmanuele, Ordejón, Pablo

“…Single‐ and few‐layer transition metal dichalcogenides have recently emerged as a new family of layered crystals with great interest , not only from the…”
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Suppression of anharmonicities in crystalline membranes by external strain by Roldán, Rafael, Fasolino, Annalisa, Zakharchenko, Kostyantyn V., Katsnelson, Mikhail I.

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Piezoelectricity and valley chern number in inhomogeneous hexagonal 2D crystals by Rostami, Habib, Guinea, Francisco, Polini, Marco, Roldán, Rafael

“…Conversion of mechanical forces to electric signal is possible in non-centrosymmetric materials due to linear piezoelectricity. The extraordinary mechanical…”
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Electronic Band Structure of Transition Metal Dichalcogenides from Ab Initio and Slater–Koster Tight-Binding Model by Silva-Guillen, Jose angel, San-Jose, Pablo, Roldan, Rafael

“…Semiconducting transition metal dichalcogenides present a complex electronic band structure with a rich orbital contribution to their valence and conduction…”
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Electronic properties of disordered graphene antidot lattices by Yuan, Shengjun, Roldán, Rafael, Jauho, Antti-Pekka, Katsnelson, M. I.

“…Regular nanoscale perforations in graphene (graphene antidot lattices, GALs) are known to lead to a gap in the energy spectrum, thereby paving a possible way…”
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Chemical Composition and Nutritive Value of Almond Hulls from Two Almond Varieties and Influence of Including Almond Hulls in the Diet on In Vitro Ruminal Fermentation and Methane Production by Recalde, Adriana, Evan, Trinidad de, Fernández, Carlos, Roldán, Rafael A, López-Feria, Silvia, Carro, María Dolores

“…Almond hulls (AH) are frequently used in dairy ruminant feeding, but information on variability of their nutritive value and their potential effects on CH…”
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