Effect of duty cycle on NiMo alloys prepared by pulsed electrodeposition for hydrogen evolution reaction

VB Llorente, LA Diaz, GI Lacconi, GC Abuin… - Journal of Alloys and …, 2022 - Elsevier
We report the influence of duty cycle in the range 30–70%, on NiMo alloys prepared on
316L stainless steel/Ni by pulsed electrodeposition and the characterization of their …

Critical insights from alloys and composites of Ni-based electrocatalysts for HER on NaCl electrolyte

NB Ysea, VB Llorente, A Loiácono, LL Marquez… - Journal of Alloys and …, 2022 - Elsevier
It is critical to minimize the cost of materials and inputs used in hydrogen production and to
create solutions for large-scale generation to reduce the cost of hydrogen produced …

Potential of 3D Hierarchical Porous TiO2-Graphene Aerogel (TiO2-GA) as Electrocatalyst Support for Direct Methanol Fuel Cells

SH Osman, SK Kamarudin, S Basri, NA Karim - Nanomaterials, 2023 - mdpi.com
Fuel cells have already demonstrated their potential for green energy generation. However,
the low reaction performance becomes an obstacle in terms of large-scale commercial …

Water behavior at PEMFC triple phase boundary: Exploring ionomer and catalytic layer effects via molecular dynamic simulations and NMR experiments

JC Jiménez-García, DFFR Flores, RH Acosta… - International Journal of …, 2024 - Elsevier
Polymer electrolyte membrane fuel cells (PEMFCs) offer a clean and efficient energy
generation technology. However, optimizing their performance in terms of water transport …

Microelectronic fibers for multiplexed sweat sensing

J Wu, Y Sato, Y Guo - Analytical and Bioanalytical Chemistry, 2023 - Springer
Wearable bioelectronics are gaining extraordinary attention due to their capabilities to
achieve continuous monitoring of human health status. However, mainstream manufacturing …

Effect of Nafion content and hydration level on the electrochemical area of a Pt nanocatalyst in the triple-phase boundary

JC Jiménez-García, JA Olmos-Asar… - Physical Chemistry …, 2021 - pubs.rsc.org
Despite the great scientific effort, there are still some aspects of a polymeric membrane-
based fuel cell (PEMFC) operation that are difficult to access experimentally. This is the case …

Zero waste, single step methods of fabrication of reduced graphene oxide decorated with gold nanoparticles

M Wojnicki, B Michorczyk, K Wojtaszek, D Kutyła… - Sustainable Materials …, 2022 - Elsevier
This paper reports a novel approach to the use of carbon, in the form of reduced graphene
oxide, as a reducing agent for Au (III) chloride complex ions. This approach allows …

On photo-induced electrons in graphene-plasmonic nanoparticles

S Moustafa, JQM Almarashi, M Almokhtar, H Fares… - Applied Physics A, 2023 - Springer
Abstract Graphene (G)-plasmonic nanoparticles (NPs) systems have found immense
nanoscale applications via utilizing the sensitive optical response of graphene to the photo …

Size-dependent interfacial thermal transport in supported platinum nanocatalysts

S Deng, Y Huang, C Mao, J Wang - Chemical Engineering Science, 2023 - Elsevier
An approach-to-equilibrium molecule dynamics simulation was used to study the heat
transfer process and corresponding thermal conductivity of graphene and TiO 2-supported …

Advanced fundamentals and thermodynamics of electrochemical devices

M Luis-Sunga, JCJ García, A Loiacono… - Polymer Electrolyte …, 2024 - Elsevier
This chapter describes the theoretical aspects and main characteristics of fuel cells and
electrolyzers, a technological field in constant evolution. Hydrogen can be produced through …