The purification of metallurgical grade silicon by electron beam melting

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The purification of metallurgical grade silicon by electron beam melting
J.C.S. Pires a,b, J. Otubo c
, A.F.B. Braga a
, P.R. Mei
a,∗
a
Universidade Estadual de Campinas, Mechanical Engineering College, Department of Materials Engineering, Campinas, SP, Brazil
b Federal Center of Technological Education from Minas Gerais, CEFET-MG, Leopoldina, MG, Brazil
c
Instituto Tecnol ´ ogico de Aeron´ autica, S.J. Campos, SP, Brazil
Accepted 15 March 2004J.C.S. Pires a,b, J. Otubo c
, A.F.B. Braga a
, P.R. Mei
a,∗
a
Universidade Estadual de Campinas, Mechanical Engineering College, Department of Materials Engineering, Campinas, SP, Brazil
b Federal Center of Technological Education from Minas Gerais, CEFET-MG, Leopoldina, MG, Brazil
c
Instituto Tecnol ´ ogico de Aeron´ autica, S.J. Campos, SP, Brazil
Accepted 15 March 2004