Polymerization efficiency of high-intensity LEDs with different exposure times.
Gen Dent
; 57(3): 250-6, 2009.
Article
em En
| MEDLINE
| ID: mdl-19819814
This study compared two high-intensity light-emitting diode (LED) appliances to a quartz-halogen-tungsten (QTH) appliance and measured their ability to polymerize resin composite efficiently. Eighty-four test specimens (2 mm x 5 mm) were made of resin composite and exposed to one of the two LED appliances for 10, 20, or 40 seconds; the QTH appliance was used as a control group for 40 seconds. It was concluded that using the high-intensity LEDs for 20 seconds produced microhardness similar to that produced by using the QTH appliance for 40 seconds, but the high intensity LEDs did not improve depth of cure.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Cura Luminosa de Adesivos Dentários
/
Lâmpadas de Polimerização Dentária
Idioma:
En
Revista:
Gen Dent
Ano de publicação:
2009
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Estados Unidos