Listar Publicaciones por autor "0000-0001-6993-2349"
Mostrando ítems 1-20 de 22
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A new method for assessing the utility of powder bed fusion (PBF) feedstock
Mani Gonzalez, Pierre Giovanni; E. Gorji, Nima; Saxena, Prateek; Corfield, Martin; Clare, Adam; Rueff, Jean-Pascal; Bogan, Justin; Snelgrove, Matthew; Hughes, Greg; O'Connor, Robert; Raghavendra, Ramesh; Brabazon, Dermot (2020-01-29)Recycling metallic powders used in the additive manufacturing (AM) process is essential for reducing the process cost, manufacturing time, energy consumption, and metallic waste. In this paper, the focus is on pore formation ... -
Aluminium oxide formation via atomic layer deposition using a polymer brush mediated selective infiltration approach
Mani Gonzalez, Pierre Giovanni; Snelgrove, Matthew; McFeely, Caitlin; Lahtonen, K; Lundy, Ross; Hughes, Greg; Valden, M; McGlynn, Enda; Yadav, Pravind; Saari, J; Morris, Mike A; O Connor, Robert (2020-03-06)Area selective deposition (ASD) is an emerging method for the patterning of electronic devices as it can significantly reduce processing steps in the industry. A potential ASD methodology uses infiltration of metal precursors ... -
Analysing trimethylaluminum infiltration into polymer brushes using a scalable area selective vapor phase process
Mani Gonzalez, Pierre Giovanni; Matthew, Snelgrove; Caitlin, McFeely; Kyle, Shiel; Greg, Hughes; Prevind, Yadav; C, Weiland; Joe, Woicik; Ross, Lundy; Michael, Morris; Enda, McGlynn; Rob, O’Connor (2021-02-02)Developing vapor phase infiltration (VPI) processes for area selective polymer nanopatterning requires substantial advancement in understanding precursor infiltration, precursor–polymer interaction and process parameters. ... -
Analysis of Al and Cu salt infiltration into a poly 2-vinylpyridine (P2vP) polymer layer for area selective deposition applications
Mani Gonzalez, Pierre Giovanni (2020-01)This work is motivated by the desire to develop a semiconductor device patterning technology based on precursor infiltration into block copolymer materials. Developing an understanding of the preferential infiltration of ... -
Análisis De Las Propiedades Mecánicas De Los Materiales Utilizados En La Fabricación De Herramientas De Formado De Chapa Metálica
Mani Gonzalez, Pierre Giovanni (Academia Journals, 2020-11-06)Presentamos aquí los resultados de una revisión de literatura extensa cuyo objetivo es identificar las propiedades de los materiales con los que se fabrican herramientas que se utilizan en el proceso de formado de chapa ... -
Doping lanthanum manganites particles with strontium-calcium for application in hyperthermia
Perez, Israel; Elizalde Galindo, Jose Trinidad; Farias, Rurik; Mani Gonzalez, Pierre Giovanni; 150485; Rivera Rios, Lorena; 150485 (2022-06-30)The use of materials capable of controlling the threshold temperature required in hyperthermia, as well as meeting desired requirements in biomedical applications is still a challenge. In the present study, strontium doped ... -
Effect of ion bombardment on the chemical properties of crystalline tantalum pentoxide films
Perez, Israel (2019-04-16)The effect of argon ion bombardment on the chemical properties of crystalline Ta2O5 films grown on Si(100) substrates by radio frequency magnetron sputtering was investigated by X-ray photoelectron spectroscopy. All samples ... -
Effect of the stoichiometry in La0.7(SrxCa0.3-x)MnO3 by x-ray photoelectron spectroscopy for hyperthermia applications
Mani Gonzalez, Pierre Giovanni; Farias, Rurik; Elizalde Galindo, Jose Trinidad; CARRILLO FLORES, DIANA MARÍA; Rivera-Rios, L; Martínez-Guerra, E; Snelgrove, M; Hernandez-Marquez, JA; Cortez-Valadez, M (2020-07-28)The use of physical properties in magnetic materials is a research area aiming to help overcome the biomaterial problems encountered in hyperthermia cancer treatment. A1-xBxMnO3 nanoparticle structures are one such ... -
Graphite to Graphene: Green Synthesis Using Opuntia ficus-indica
Calderon-Ayala, Gerardo (2019-03-15)Green synthesis promotes partial or total substitution of chemicals that are potentially harmful to the environment with more friendly ones and is also concerned with decreasing energy consumption. In this study, commercial ... -
Growth chemistry and electrical performance of ultrathin alumina formed by area selective vapor phase infiltration
Mani Gonzalez, Pierre Giovanni; Snelgrove, Matthew; McFeely, Caitlin; Hughes, Gregory; Weiland, C; Woicik, Joshep; Shiel, Kyle; Ornelas, Carlos; Solis-Canto, Óscar; Cherkaoui, K; Hurley, P; Yadav, Pravind; Morris, Michael; McGlynn, Enda; O'Connor, Rob (2022-09-28)The growth chemistry and electrical performance of 5 nm alumina films, fabricated via the area-selective vapor phase infiltration (VPI) of trimethylaluminum into poly(2-vinylpyridine), are compared to a conventional plasma ... -
Hard x-ray photoelectron spectroscopy study of copper formation by metal salt inclusion in a polymer film
Snelgrove, Matthew (2019-08-08)In this work we present the results of a hard x-ray photoelectron spectroscopy (HAXPES) study on the creation of metallic copper layers via metal-salt infiltration into a poly-2-vinylpyridine (P2VP) film. Metal salt inclusion ... -
Influence of post‑deposition annealing on the chemical states of crystalline tantalum pentoxide films
Perez, Israel (2018-11-01)We investigate the effect of post-deposition annealing (for temperatures from 848 K to 1273 K) on the chemical properties of crystalline Ta2O5 films grown on Si(100) substrates by radio frequency magnetron sputtering. The ... -
Influence of post‑deposition annealing on the chemical states of crystalline tantalum pentoxide films
Perez, Israel (2018-10-16)We investigate the effect of post-deposition annealing (for temperatures from 848 K to 1273 K) on the chemical properties of crystalline Ta2O5 films grown on Si(100) substrates by radio frequency magnetron sputtering. The ... -
Metals infiltration on copolymers for oxides obtention
Carrillo, Amanda (Sociedad Mexicana de Ciencias y Tecnología de Superficies y Materiales A.C., 2020-10-19)Nowadays polymer thin films infiltration is a little crowded area of study which offers a wide range of solutions to problems in optoelectronic industry. The study of polymer structures known as block copolymers due to ... -
Precise Definition of a “Monolayer Point” in Polymer Brush Films for Fabricating Highly Coherent TiO2 Thin Films by Vapor-Phase Infiltration
Mani Gonzalez, Pierre Giovanni; Lundy, Ross; Yadav, Pravind; Prochukhan, Nadezda; C Giraud, Elsa; F O’Mahony, Tom; Selkirk, Andrew; Mullen, Eleanor; Conway, Jim; Turner, Miles; Daniels, Stephen; Snelgrove, Matthew; Bogan, Justin; McFeely, Caitlin; O’Connor, Robert; McGlynn, Enda; Hughes, Greg; Cummins, Cian; A Morris, Michael (2020-10-06)In this work, we show that in order to fabricate coherent titania (TiO2) films with precise thickness control, it is critical to generate a complete polymer brush monolayer. To date, demonstrations of such dense polymer ... -
Recyclability of stainless steel (316 L) powder within the additive manufacturing process
E Gorji, Nima (2019-12-12)Using recycled powder during the additive manufacturing processes has been a matter of debate by several research groups and industry worldwide. If not significantly different from the feedstock, the recycled powder can ... -
Sputtering power e ects on the electrochromic properties of NiO lms
Perez, Israel; Elizalde Galindo, Jose Trinidad; Farias, Rurik; CARRILLO FLORES, DIANA MARÍA; Enriquez Carrejo, Jose Luis; Burrola Gándara, Luis Andrés; Mani Gonzalez, Pierre Giovanni; 183326; Abenuz Acuña, Juan Ruben; Sosa, Victor; Gamboa, Fidel (2021-02-13)The effect of sputtering power (=60 W–180 W) on the electrochromic properties of nickel oxide films deposited on ITO-coated glass substrates by the radio frequency magnetron sputtering technique was investigated. Crystalline ... -
Surface characterization of poly-2-vinylpyridine—A polymer for area selective deposition techniques
Snelgrove, Matthew (2019-09-02)Thin films of OH terminated poly-2-vinylpyridine (P2VP), a polymer with potential for infiltration mediated thin film deposition, area selective deposition (ASD), and small feature size development via block copolymer (BCP) ... -
Synthesis and characterization of niobium doped bismuth titanate | Síntesis y caracterización del titanato de bismuto dopado con niobio
Garcia Casillas, Perla Elvia; Olivas Armendariz, Imelda; Mani Gonzalez, Pierre Giovanni; Camacho Montes, Hector; Y, Espinosa Almeyda; Gamaliel, Hernandez Cuevas; Jose Roberto, Leyva Mendoza; S, Días de la Torre; O, Raymond Herrera; Eduardo, Martinez Guerra (2021-12-21)Pure and niobium doped bismuth titanate ceramics Bi4Ti3−xNbxO12(Nb − BiT) with x ranging from 0% to 2% are prepared by sol–gel method. Pellets are sintered by pressureless sintering (PLS) and spark plasma sintering (SPS). ... -
The ST component in the Si 2p photoemission spectrum from H-terminated and oxidized Si (001) surfaces
Mani Gonzalez, Pierre Giovanni; Herrera-Gomez, Alberto; Vazquez Lepe, Milton; Pianetta, Piero; Aguirre Tostado, Servando; Ceballos Sanchez, Oscar (2023-05-30)One doublet is usually employed to fit the Si0 substrate species in the Si 2p photoemission spectra from Si (001) H-terminated (after piranha treatment) and oxidized surfaces. However, there is a second substrate-top ...