Heterojunction solar cells by sequential processing. Influence of compositionally induced defects on the. Numerical modeling and experimental realization of wide bandgap zntebased solar cells for semi. Perezrodriguezs 289 research works with 5,835 citations and 18,237 reads, including. In order to achieve high performance photovoltaics based on emerging earthabundant cu 2 znsnse 4 cztse thin film solar cells, significant effort has been placed on phase purification and grain size enhancement. Alejandro perezrodriguez, catalonia institute for energy research irec, es. X conference barcelona global energy challenges programa. Xavier fontanes research works irec catalonia institute. Raman scattering analysis of the surface chemistry of.
Preet bharara, the united states attorney for the southern district of new york, and john s. You are invited to participate in the research workshop for young researchers thin film emerging photovoltaic and optoelectronic technologies emtech, to be held in barcelona, spain, from 27th to 28th april 2017 this meeting presents the research landscape in emerging thinlayer technologies, with optoelectronic applications such as light emission and energetic mainly. This work presents a detailed analysis of the impact of compositionally induced defects on the vibrational properties of cu2znsnse4 absorbers for kesterite based solar cells. Pathways to low cost energy storage through electrochemical technology fikile r. European equipment providers and the applied materials success case. Understanding the celltomodule efficiency gap in cuin. Six individuals charged for their roles in international. Phosphonic acids aid composition adjustment in the. Aug 11, 2016 the functional properties of quaternary i2iiivvi4 nanomaterials, with potential interest in various technological fields, are highly sensitive to compositional variations, which is a challenging parameter to adjust.
Vibrational characterization has been based on raman scattering measurements performed with different. Alejandro perezrodriguez, irec, masterclass on thinfilm photovoltaics. You are invited to participate in the research workshop for young researchers thin film emerging photovoltaic and optoelectronic technologies emtech, to be held in barcelona, spain, from 27th to 28th april 2017. Alejandro rodriguez, md, a highly rated urology specialist in tampa, fl specializing in urinary disorders, enlarged prostate bph, bladder diseases. Fide world chess federation, online ratings, individual calculations. Smart solar power in europe eranet smart energy systems. Solar energy materials and systems group, sems group leader. View the profiles of people named alejandro perez rodriguez. Pereztomas,b jordi llobet,b victor izquierdoroca,a xavier fontane,a andrew fairbrother,a moises espindolarodriguez,a dioulde sylla,a alejandro.
Multiwavelength excitation raman scattering of cu2znsn1xgexs,se4 single crystals for earth abundant. Multiwavelength excitation raman scattering analysis of. Perezrodriguezs research while affiliated with irec catalonia institute for energy research and other. Perez rodriguez, cesar alejandro fide chess profile players. Phosphonic acids aid composition adjustment in the synthesis. Less explored, but nevertheless highly crucial for the device performance is the structural and compositional constitution of the cztse surface and the.
Guc m, oliva f, kondrotas r, alcobe x, placidi m, pistor p, saucedo e, perezrodriguez a and izquierdoroca v 2019 cuzninse3based solar cells. Advanced global encapsulation solutions for long term stability in industrial flexible cuin,gase2 photovoltaic technology area. Systematic changes in the intensity of the e and b modes located around the 170, 220, and 250 cm. The functional properties of quaternary i2iiivvi4 nanomaterials, with potential interest in various technological fields, are highly sensitive to compositional variations, which is a challenging parameter to adjust. Since february 2009 he is ascribed to the catalonia institute for energy research irec as head of the solar energy materials and systems. Alejandro riverarodriguez, rheumatologist in stuart. Understanding the celltomodule efficiency gap in cuin,ga.
The cu 2 znsns 4 czts quaternary compound is widely discussed over the last few years as an active layer in thin films photovoltaic devices 1,2,3,4,5,6,7,8,9,10,11. Alejandro perez rodriguez, irec, masterclass on thinfilm photovoltaics. Drug enforcement administration dea, announced today an indictment charging alejandro javier rodriguezjimenez, jesus rodriguezjimenez, eloy cardenasmoreno, sergio urbina, leobardo. In 20052009 he has been vicedean of the faculty of physics of the university, where he was coordinator of the laboratory of micro and nanotechnologies. View luis alejandro rodriguezs profile on linkedin, the worlds largest professional community. Full professor, catalonia institute for energy research irec and university of barcelona. Multiwavelength excitation raman scattering study of. Jan 18, 2016 the cu 2 znsns 4 czts quaternary compound is widely discussed over the last few years as an active layer in thin films photovoltaic devices 1,2,3,4,5,6,7,8,9,10,11.
Find alejandro rodriguezs phone number, address, and email on spokeo, the leading online directory for contact information. Giorgio cellere, applied materials, making pv manufacturing possible. Xavier fontanes 77 research works with 2,855 citations and 14,156 reads, including. Defect characterisation in cu2znsnse4 kesterites via. Multiwavelength excitation raman scattering analysis of bulk. The control and removal of secondary phases is one of the major challenges for the development of cu2znsns,se4 cztssebased solar cells. Alejandro riverarodriguez, md is a doctor primarily located in jupiter, fl, with other offices in wellington, fl and stuart, fland 3 other locations. The importance of back contact modification in cu2znsnse4. Polycrystalline kesterite cu2znsnse4 cztse semiconductors have drawn attention as promising absorber candidates for the next generation of thin film photovoltaics. Impact of postdeposition annealing and cuzn reordering on solar cell performance author links open overlay panel mirjana dimitrievska a sergio giraldo a paul pistor a edgardo saucedo a alejandro perezrodriguez a b victor izquierdoroca a. Final report summary inducis development and industrial. Join facebook to connect with alejandro perez rodriguez and others you may know. Cuin,gas,se2 photovoltaics exhibit high solar cell efficiencies but the module efficiencies lag far behind.
Here we demonstrate the presence of phosphonic acids to aid controlling the reactivity of the ii element monomer to be incorporated in quaternary cu2znsnse4 nanoparticles. Marcel placidi 1, mirjana dimitrievska 1, victor izquierdoroca 1, xavier fontane 1, andres castellanosgomez 2,8, amador pereztomas 3, narcis mestres 4, moises espindolarodriguez 1, simon lopezmarino 1, markus neuschitzer 1, veronica bermudez 5, anatoliy yaremko 6 and alejandro perezrodriguez 1,7. In this work, we demonstrate the feasibility of using pi as a low. Perezrodriguezs research works irec catalonia institute for. Alejandro riverarodriguez, rheumatologist in stuart, fl. D degree 1987 is full professor in the department of electronics of the university of barcelona. The three a symmetry raman modes of kesterite in cu2znsnse4 rabie djemour,1, alex redinger, 1 marina mousel, levent gutay,1,4 xavier fontane,2 victor izquierdoroca,2 alejandro perezrodriguez,2,3 and susanne siebentritt1. Raman scattering analysis of the surface chemistry of kesterites. Alejandro perez rodriguezs 11 research works with 146 citations and 986 reads, including. Multiwavelength excitation raman scattering of cu2znsnsxse1. Alejandro rodriguezs phone number, email, address spokeo. Wincost wide band gap chalcogenide technologies for cost efficient solar energy applications ene201680788c51r area. X conference barcelona global energy challenges program.
Rodriguez is an obstetriciangynecologist in tampa, florida and is affiliated with one hospital. Alejandro riverarodriguez is a rheumatologist in stuart, florida. In order to deepen the knowledge of the vibrational properties of twodimensional 2d mos 2 atomic layers, a complete and systematic raman scattering analysis has been performed using both bulk singlecrystal mos 2 samples and atomically thin mos 2 layers. Alejandro rodriguez, mds background, education, and other specialties. The objective of this project is the interchange of knowledge and the establishment of cooperative synergies between the research and industrial sectors that are required for the development and industrial implementation of advanced photovoltaic pv technologies for the fabrication of low cost high efficiency cuin,gas,se2 cigs thinfilm solar cells and modules. Raman spectra have been measured under nonresonant and resonant conditions using seven different excitation wavelengths. Perez rodriguez, cesar alejandro fide chess profile. Alejandro perezrodriguez tech4win project coordinator disruptive sustainable technologies for next generation pv windows head of the solar energy materials and systems group of irec catalonia institute for energy research irec mailto. In this paper, we report a chemical route using a yellow nh42s solution to. Inhibiting the absorbermoback contact decomposition reaction in. Brushett, professor at mit, department of chemical engineering usa. Multiwavelength excitation raman scattering of cu2znsn. The three a symmetry raman modes of kesterite in cu2znsnse4. However, the narrow tolerance to stoichiometry variations, which favours the formation of secondary phases.
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