Margarita Rodríguez-Rodríguez

ORCID: 0009-0005-9912-2861
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Research Areas
  • Innovative concrete reinforcement materials
  • Perovskite Materials and Applications
  • Smart Materials for Construction
  • Recycled Aggregate Concrete Performance
  • Concrete and Cement Materials Research
  • Conducting polymers and applications
  • Chalcogenide Semiconductor Thin Films
  • Innovations in Concrete and Construction Materials
  • Concrete Corrosion and Durability
  • Insects and Parasite Interactions
  • Solid-state spectroscopy and crystallography
  • Structural Behavior of Reinforced Concrete
  • Quantum Dots Synthesis And Properties
  • Building materials and conservation
  • Advanced Semiconductor Detectors and Materials
  • Environmental Toxicology and Ecotoxicology
  • Advanced Energy Technologies and Civil Engineering Innovations
  • Recycling and utilization of industrial and municipal waste in materials production
  • Magnesium Oxide Properties and Applications
  • Toxic Organic Pollutants Impact
  • Fish Ecology and Management Studies

Autonomous University of Sinaloa
2015-2025

Fundación Naturaleza y Hombre
2005

Abstract Using the spray pyrolysis process, work shows production of pristine and 6% Ag-doped methylammonium lead iodide bromide (MAPbI2Br) film. Through X-ray diffraction analysis, it was found that Ag doping led to a significant increase in grain size 29.64 nm, alongside reductions dislocation line density 5.39 x1014 m-2 d-spacing 3.18 Å, while maintaining native cubic crystal structure MAPbI2Br. This research demonstrates reduction deep-level trap states with doping, along narrowing band...

10.1093/ce/zkae111 article EN cc-by-nc Clean Energy 2025-01-09

Currently it is necessary to find alternatives towards a sustainable construction, in order optimize the management of natural resources. Thus, using recycled fine aggregate (RFA) viable recycling option for production new cementitious materials. In addition, use polymeric microfibers would cause an increase properties these this work, mortars were studied with 25% RFA and addition polyacrylonitrile PAN 0.05% cement weight. The obtained by electrospinning method, which had average diameter...

10.3390/ma12233849 article EN Materials 2019-11-22

The use of nano-silica oxide (nSO) and ash as cement replacement in mortars has allowed improve the performance their physical, chemical electrochemical properties. Researchers have used a or addition various types nSO ash, including rice husk (RHA). In study synergy simultaneous research focused on improving physical mechanical properties mortar, with few reports directed to resistance corrosion corrosive environments presence chlorides. It was evaluated present work RHA ordinary Portland...

10.1016/s1452-3981(23)04996-9 article EN cc-by-nc-nd International Journal of Electrochemical Science 2015-01-01

The use of cement-based multifunctional materials as anodes in the protection against corrosion and repair reinforced concrete structures are actually great interest among scientists engineers due to benefits that present methods nondestructive rehabilitation. By nature, cement based have acceptable mechanical properties, however their electrical properties deficient; addition conductive carbon such graphite powder, coke powder or fibers makes them suitable properties. This paper presents...

10.1016/s1452-3981(23)06583-5 article EN cc-by-nc-nd International Journal of Electrochemical Science 2015-05-01

Cement replacement by ash in mortars has ecological and microstructural advantages. Meanwhile, nanoparticles (NP) replacements improve the performance of properties at nanometer scale. Researchers have incorporated nano Silica Oxide (nSO) rice husk (RHA) through studies physical mechanical properties. However, study synergy their simultaneous use is scarse mainly regarding resistance to corrosion. This paper evaluated plastic consistency with ordinary Portland (OPC) 20% RHA 1.0% nSO,...

10.1016/s1452-3981(23)11123-0 article EN cc-by-nc-nd International Journal of Electrochemical Science 2015-10-01

<title>Abstract</title> Perovskite solar cells using pristine and 6% Bi-doped MAPbI<sub>2</sub>Br perovskite layers are deposited a spin coating route. XRD analysis reveals that the structure of is cubic grown films integrating large grains with low micro-strain. UV-visible spectra cell show narrower bandgap (E<sub>g</sub>) higher refractive index. The characteristics ETL directly affect photovoltaic performance Bi-MAPbI<sub>2</sub>Br material. present report aims to propose new double...

10.21203/rs.3.rs-4498642/v1 preprint EN 2024-06-12

In this research, the effect of addition carbon fiber (FC) and graphite powder (GP) in a mortar with recycled aggregate was evaluated to know percolation threshold water / cement ratio 0.6, sand 1, PG 0.5,1 0.1,0.3,0.5,1,1.5% FC by weight cement, determination electrical conductivity carried out four-point method, obtaining from 0.3% for percentages greater than 0.5% remains approximately constant, increases are defined contact between simultaneously, forming conductive routes higher...

10.1149/10601.0127ecst article EN ECS Transactions 2022-01-31
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