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20012026
most citedGaia Data Release 2. Summary of the contents and survey properties

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cond-mat.mtrl-sci2026

A topology-tuned pressure valve across the isoreticular RHO zeolite family

Salvador R. G. Balestra, Antonio Rivas-Blanco, Said Hamad +1

The isoreticular index of the eight-member embedded RHO zeolite hierarchy operates as a phenomenological design knob that tunes the mechanical critical pressure of the framework va…

cond-mat.mtrl-sci2021★ 20 cited

Transferable classical force field for pure and mixed metal halide perovskites parameterized from first principles

Juan Antonio Seijas-Bellido, Bipasa Samanta, Karen Valadez-Villalobos +8

Many key features in photovoltaic perovskites occur in relatively long time scales and involve mixed compositions. This requires realistic but also numerically simple models. In th…

cond-mat.mtrl-sci2020★ 22 cited

Investigating charge carrier scattering processes in anisotropic semiconductors through first-principles calculations: The case of p-type SnSe

Anderson S. Chaves, Robert Luis González-Romero, Juan J. Meléndez +1

Efficient ab initio computational methods for the calculation of thermoelectric transport properties of materials are of great avail for energy harvesting technologies. The BoltzTr…

cond-mat.mtrl-sci2020★ 44 cited

Efficient Modelling of Ion Structure and Dynamics in Inorganic Metal Halide Perovskites

Salvador Rodriguez-Gomez Balestra, Jose Manuel Vicent-Luna, Sofia Calero +2

Metal halide perovskites (MHPs) are nowadays one of the most studied semiconductors due to their exceptional performance as active layers in solar cells. Although MHPs are excellen…

cond-mat.mtrl-sci2018★ 49 cited

The Si-Ge substitutional series in the chiral STW Zeolite Structure Type

Reus Tiago Rigo, Salvador Rodríguez-Gómez Balestra, Said Hamad +4

The whole compositional range (Ge = Ge/(Ge+Si)= 0 to 1) of zeolite STW has been synthesized and studied by a comprehensive combined experimental--theoretical approach. The yiel…

cond-mat.mtrl-sci2018★ 59 cited

Atomic charges for modeling metal-organic frameworks: Why and how

Said Hamad, Salvador R. G. Balestra, Rocio Bueno-Perez +2

Atomic partial charges are parameters of key importance in the simulation of Metal-Organic Frameworks (MOFs), since Coulombic interactions decrease with the distance more slowly th…

cond-mat.mtrl-sci2017★ 23 cited

Ultralow and Anisotropic Thermal Conductivity in Semiconductor As2Se3

Robert L. González-Romero, Alex Antonelli, Anderson S. Chaves +1

An ultralow lattice thermal conductivity of 0.14 W m K along the axis of AsSe single crystals was obtained at 300 K by first-principles…

cond-mat.mtrl-sci2016★ 71 cited

Controlling Thermal Expansion: a Metal Organic Frameworks Route

Salvador R. G. Balestra, Rocío Bueno-Pérez, Said Hamad +3

Controlling thermal expansion is an important, not yet resolved, and challenging problem in materials research. A conceptual design is introduced here for the first time, for the u…

cond-mat.mtrl-sci2016★ 57 cited

Understanding Nanopore Window Distortions in the Reversible Molecular Valve Zeolite RHO

Salvador Rodríguez-Gómez Balestra, Said Hamad, A. Rabdel Ruiz-Salvador +4

Molecular valves are becoming popular for potential biomedical applications. However, little is known concerning their performance in energy and environmental areas. Zeolite RHO sh…

cond-mat.mtrl-sci2016★ 7 cited

The symmetry-adapted configurational ensemble approach to the computer simulation of site-disordered solids

Ricardo Grau-Crespo, Said Hamad

Site-occupancy disorder, defined as the non-periodic occupation of lattice sites in a crystal structure, is a ubiquitous phenomenon in solid-state physics and chemistry. Examples a…

cond-mat.mtrl-sci2015

Electronic structure of porphyrin-based metal-organic frameworks and their suitability for solar fuel production photocatalysis

Said Hamad, Norge C. Hernandez, Alex G. Aziz +3

Metal-organic frameworks (MOFs) can be exceptionally good catalytic materials thanks to the presence of active metal centres and a porous structure that is advantageous for molecul…

cond-mat.mtrl-sci2014★ 3 cited

Zero-temperature phase diagram of D physisorbed on graphane

C Carbonell-Coronado, F De Soto, C Cazorla +2

We determined the zero-temperature phase diagram of D physisorbed on graphane using the diffusion Monte Carlo method. The substrate used was C-graphane, an allotropic form of t…

cond-mat.mtrl-sci2013★ 7 cited

Second layer of H2 and D2 adsorbed on graphene

M. C. Gordillo, J. Boronat

We report diffusion Monte Carlo calculations on the phase diagrams of para-H2 and ortho-D2 adsorbed on top of a first layer of the same substances on graphene. We found that the gr…

cond-mat.mtrl-sci2012★ 8 cited

4He adsorbed outside a single carbon nanotube

M. C. Gordillo, J. Boronat

The phase diagrams of He adsorbed on the external surfaces of single armchair carbon nanotubes with radii in the range 3.42 -- 10.85 Å\ are calculated using the diffusion Monte…

cond-mat.mtrl-sci2010★ 62 cited

Phase separation and surface segregation in ceria-zirconia solid solutions

Ricardo Grau-Crespo, Nora H. de Leeuw, Said Hamad +1

Using a combination of density functional theory calculations and statistical mechanics, we show that a wide range of intermediate compositions of ceria - zirconia solid solutions…

cond-mat.mtrl-sci2010★ 26 cited

Phase diagram of H2 adsorbed on graphene

M. C. Gordillo, J. Boronat

The phase diagram of the first layer of H adsorbed on top of a single graphene sheet has been calculated by means of a series of diffusion Monte Carlo (DMC) simulations. We hav…

cond-mat.mtrl-sci2009★ 7 cited

Quantum Fluids in Nanotubes: a Quantum Monte Carlo Approach

M. C. Gordillo, J. Boronat

We review quantum Monte Carlo results on energetic and structure properties of quantum fluids adsorbed in a bundle of carbon nanotubes. Using realistic interatomic interactions the…

cond-mat.mtrl-sci2007★ 11 cited

4He adsorbed inside (10,10) single walled carbon nanotubes

M. C. Gordillo, J. Boronat, J. Casulleras

Diffusion Monte Carlo calculations on the adsorption of He in open-ended single walled (10,10) nanotubes are presented. We have found a first order phase transition separating…

cond-mat.mtrl-sci2001★ 8 cited

Combining quantum and classical density functional theory for ion-electron mixtures

A. A. Louis, H. Xu, J. A. Anta

We combine techniques from quantum and from classical density functional theory (DFT) to describe electron-ion mixtures. For homogeneous systems, we show how to calculate ion-ion a…