A Fiber-optic Current Sensor Based on FBG and Terfenol-D with Magnetic Flux Density Concentration. - Juan David Lopez; Cesar C. Carvalho; Marcelo Martins Werneck; Alex Dante; Alcides O. Cremonezi; Elnatan Chagas Ferreira; Benjamin R. Salles; Angelo M. S. Gomes; Fabricio Frizera Borghi; Henry Riascos; Regina Célia da Silva Barros Allil (IEEE SENSORS, 2019)