Search Results - "Ventura, João O."

Impact of different numerical approaches on the magnetocaloric effect modeling by Fernandes, Cláudia R., Ventura, João O., Silva, Daniel J.

“…As an ecological alternative to the conventional refrigeration technology, magnetocaloric refrigeration is still facing scientific and technological challenges…”
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Tailoring the Electron Trapping Effect of a Biocompatible Triboelectric Hydrogel by Graphene Oxide Incorporation towards Self-Powered Medical Electronics by Pereira, Andreia T., Rodrigues, Cátia R. S., Silva, Ana C., Vidal, Ricardo, Ventura, João O., Gonçalves, Inês C., Pereira, André M.

“…Triboelectric nanogenerators (TENGs) are associated with several drawbacks that limit their application in the biomedical field, including toxicity,…”
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Experimental Performance Analysis of a Hybrid Wave Energy Harvesting System Combining E-Motions with Triboelectric Nanogenerators by Clemente, Daniel, Rodrigues, Cátia, Esteves, Ricardo, Correia, José, Pereira, André M., Ventura, João O., Rosa-Santos, Paulo, Taveira-Pinto, Francisco, Martins, Paulo

“…This paper discusses a disruptive approach to wave energy conversion, based on a hybrid solution: the E-Motions wave energy converter with integrated…”
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Triboelectric driven turbine to generate electricity from the motion of water by Rodrigues, Cátia R.S., Alves, Carla A.S., Puga, Joel, Pereira, André M., Ventura, João O.

“…Triboelectric nanogenerators are a new promising energy harvesting technology that has a simple working mechanism, produces high output power and has the…”
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Spin Transfer on Low Resistance-Area MgO-Based Magnetic Tunnel Junctions Prepared by Ion Beam Deposition by Yang, Jie, Macedo, Rita J., Debs, Mariam G., Ferreira, Ricardo, Cardoso, Susana, Freitas, Paulo J. P., Teixeira, José M., Ventura, João O.

“…This work reports spin transfer switching results on nano-sized MgO-based magnetic tunnel junctions (MTJs) prepared by Ion Beam deposition (IBD). Nano-devices…”
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Ferromagnetic coupling field reduction in CoFeB tunnel junctions deposited by ion beam by Cardoso, S., Ferreira, R., Freitas, P.P., MacKenzie, M., Chapman, J., Ventura, J.O., Sousa, J.B., Kreissig, U.

“…In this paper, junctions with reduced H/sub f/ coupling were fabricated by ion beam deposition and oxidation, using CoFeB electrodes. The CoFeB layer has a…”
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