Ruy Alberto Pisani Altafim

Template-based fluoroethylenepropylene piezoelectrets with tubular channels for transducer applications

Ruy Alberto Pisani Altafim, Xunlin Qiu, Werner Wirges et al. · Journal of Applied Physics · 2009 · 168 citations

Engineering, Mechanical Engineering, Biomedical Engineering +21

Influence of the solvent evaporation rate on the crystalline phases of solution‐cast poly(vinylidene fluoride) films

Dante Luís Chinaglia, R. Gregório, Josiani Cristina Stefanello et al. · Journal of Applied Polymer Science · 2009 · 143 citations

Engineering, Pvdf Films, Pvdf Phase Composition +18

Treatment with orthophosphoric acid enhances the thermal stability of the piezoelectricity in low-density polyethylene ferroelectrets

Dmitry Rychkov, Ruy Alberto Pisani Altafim, Xunlin Qiu et al. · Journal of Applied Physics · 2012 · 37 citations

Engineering, Piezoelectric Coefficient, Chemistry +16

Laminated tubular-channel ferroelectret systems from low-density polyethylene films and from fluoroethylene- propylene copolymer films - A comparison

Ruy Alberto Pisani Altafim, Dmitry Rychkov, Werner Wirges et al. · IEEE Transactions on Dielectrics and Electrical Insulation · 2012 · 36 citations

Engineering, Mechanical Engineering, Tubular-channel Ferroelectret Systems +21

Piezoelectricity in multi-air voids electrets

Ruy Alberto Corrêa Altafim, H. C. Basso, L. Goncalves Neto et al. · 2005 · 34 citations

Materials Science, Electrical Engineering, Energy Harvesting +13