Impedance spectroscopy study of the electrical conductivity and dielectric constant of polycrystalline S Lanfredi, ACM Rodrigues Journal of applied physics 86 (4), 2215-2219, 1999 | 216 | 1999 |
Electric conductivity and relaxation in fluoride, fluorophosphate and phosphate glasses: analysis by impedance spectroscopy S Lanfredi, PS Saia, R Lebullenger, AC Hernandes Solid State Ionics 146 (3-4), 329-339, 2002 | 209 | 2002 |
Ferroelectric state analysis in grain boundary of ceramic MAL Nobre, S Lanfredi Journal of applied physics 93 (9), 5557-5562, 2003 | 157 | 2003 |
Dielectric spectroscopy on Bi3Zn2Sb3O14 ceramic: an approach based on the complex impedance MAL Nobre, S Lanfredi Journal of Physics and Chemistry of solids 64 (12), 2457-2464, 2003 | 135 | 2003 |
Dielectric properties of Bi3Zn2Sb3O14 ceramics at high temperature MAL Nobre, S Lanfredi Materials Letters 47 (6), 362-366, 2001 | 124 | 2001 |
Phase transition in sodium lithium niobate polycrystal: an overview based on impedance spectroscopy MAL Nobre, S Lanfredi Journal of Physics and Chemistry of Solids 62 (11), 1999-2006, 2001 | 118 | 2001 |
Grain boundary electric characterization of Zn7Sb2O12 semiconducting ceramic: a negative temperature coefficient thermistor MAL Nobre, S Lanfredi Journal of applied physics 93 (9), 5576-5582, 2003 | 117 | 2003 |
Dense ceramics of NaNbO3 produced from powders prepared by a new chemical route S Lanfredi, L Dessemond, ACM Rodrigues Journal of the European Ceramic Society 20 (7), 983-990, 2000 | 113 | 2000 |
Crystallographic properties of KSr2Nb5O15 S Lanfredi, CX Cardoso, MAL Nobre Materials Science and Engineering: B 112 (2-3), 139-143, 2004 | 106 | 2004 |
Structural characterization and Curie temperature determination of a sodium strontium niobate ferroelectric nanostructured powder S Lanfredi, DHM Gênova, IAO Brito, ARF Lima, MAL Nobre Journal of Solid State Chemistry 184 (5), 990-1000, 2011 | 104 | 2011 |
Phase transition at low temperature in ceramic S Lanfredi, MH Lente, JA Eiras Applied physics letters 80 (15), 2731-2733, 2002 | 92 | 2002 |
Dielectric loss and phase transition of sodium potassium niobate ceramic investigated by impedance spectroscopy MAL Nobre, S Lanfredi Catalysis Today 78 (1-4), 529-538, 2003 | 91 | 2003 |
Electric and dielectric properties of single crystals S Lanfredi, JF Carvalho, AC Hernandes Journal of Applied Physics 88 (1), 283-287, 2000 | 90 | 2000 |
Negative temperature coefficient thermistor based on ceramic: An oxide semiconductor at high temperature MAL Nobre, S Lanfredi Applied physics letters 82 (14), 2284-2286, 2003 | 71 | 2003 |
Thermistor ceramic with negative temperature coefficient based on Zn7Sb2O12: An inverse spinel-type phase MAL Nobre, S Lanfredi Applied physics letters 81 (3), 451-453, 2002 | 69 | 2002 |
Temperature‐dependent Raman scattering studies in NaNbO3 ceramics RJC Lima, PTC Freire, JM Sasaki, AP Ayala, FEA Melo, J Mendes Filho, ... Journal of Raman Spectroscopy 33 (8), 669-674, 2002 | 68 | 2002 |
Phase transitions and interface phenomena in the cryogenic temperature domain of a niobate nanostructured ceramic S Lanfredi, C Darie, FS Bellucci, CV Colin, MAL Nobre Dalton Transactions 43 (28), 10983-10998, 2014 | 59 | 2014 |
New evidence of grain boundary phenomenon in Zn7Sb2O12 ceramic: an analysis by impedance spectroscopy MAL Nobre, S Lanfredi Materials Letters 50 (5-6), 322-327, 2001 | 55 | 2001 |
Impedance spectroscopy analysis of high-temperature phase transitions in sodium lithium niobate ceramics MAL Nobre, S Lanfredi Journal of Physics: Condensed Matter 12 (35), 7833, 2000 | 55 | 2000 |
Effect of porosity on the electrical properties of polycrystalline sodium niobate: I, electrical conductivity S Lanfredi, L Dessemond, ACM Rodrigues Journal of the American Ceramic Society 86 (2), 291-298, 2003 | 54 | 2003 |