The Effect of Different Light Curing Units and Tip Distances on Translucency Parameters of Bulk fill Materials

Abed, 2015, Degree of conversion and surface hardness of bulk-fill composite versus incremental-fill composite, Tanta Dental J., 12, 71, 10.1016/j.tdj.2015.01.003 Ajaj, 2015, Effect of different curing modes on the degree of conversion and the microhardness of different composite restorations, Dental Hypotheses, 6, 109, 10.4103/2155-8213.163815 Azzopardi, 2009, Effect of resin matrix composition on the translucency of experimental dental composite resins, Dent. Mater., 25, 1564, 10.1016/j.dental.2009.07.011 Bicalho, 2014, Incremental filling technique and composite material–part II: shrinkage and shrinkage stresses, Oper Dent, 39, E83, 10.2341/12-442-L Brodbelt, 1981, Translucency of human dental enamel, J. Dent. Res., 60, 1749, 10.1177/00220345810600100401 Bucuta, 2014, Light transmittance and micro-mechanical properties of bulk fill vs. conventional resin based composites, Clin Oral Investig, 18, 1991, 10.1007/s00784-013-1177-y de Oliveira, 2016, Effect of Nanofiller Loading on Cure Efficiency and Potential Color Change of Model Composites, J. Esthet Restor. Dent., 28, 171, 10.1111/jerd.12189 del Mar, 2009, Light polymerization-dependent changes in color and translucency of resin composites, Am. J. Dent., 22, 97 dos Santos, 2008, Light transmission on dental resin composites, Dent. Mater., 24, 571, 10.1016/j.dental.2007.06.015 Durner, 2012, Correlation of the degree of conversion with the amount of elutable substances in nano-hybrid dental composites, Dent. Mater., 28, 1146, 10.1016/j.dental.2012.08.006 Faria ESAL, Fanger C, Nguyen L, Howerton D and Pfeifer CS. “Impact of Material Shade and Distance from Light Curing Unit Tip on the Depth of Polymerization of Composites.” Braz Dent J2017 28(5): 632-637. Ferracane, 2005, Developing a more complete understanding of stresses produced in dental composites during polymerization, Dent. Mater., 21, 36, 10.1016/j.dental.2004.10.004 García-Contreras R, Scougall Vilchis R, Acosta-Torres L, Arenas-Arrocena M, García-Garduño R and j. dlF-H. “Vickers microhardness comparison of 4 composite resins with different types of filler.” J. Oral Of Research2015 4(5): 313-320. Garoushi, 2016, Influence of increment thickness on light transmission, degree of conversion and micro hardness of bulk fill composites, Odontology, 104, 291, 10.1007/s10266-015-0227-0 Johnston, 1995, Translucency parameter of colorants for maxillofacial prostheses, Int. J. Prosthodont., 8, 79 Kusgoz, 2011, Silorane-based composite: depth of cure, surface hardness, degree of conversion, and cervical microleakage in Class II cavities, J Esthet Restor Dent, 23, 324, 10.1111/j.1708-8240.2011.00411.x Kwon Y, Ferracane J and Lee IB. “Effect of layering methods, composite type, and flowable liner on the polymerization shrinkage stress of light cured composites.” Dent. Liu, 2010, Human perception of dental porcelain translucency correlated to spectrophotometric measurements, J. Prosthodont., 19, 187, 10.1111/j.1532-849X.2009.00542.x Maghaireh, 2013, Assessing the irradiance delivered from light-curing units in private dental offices in Jordan, J. Am. Dent. Assoc., 144, 922, 10.14219/jada.archive.2013.0210 Martin, 1998, A survey of the efficiency of visible light curing units, J. Dent., 26, 239, 10.1016/S0300-5712(97)00004-3 Menees, 2015, Depth of cure of bulk fill composites with monowave and polywave curing lights, Am. J. Dent., 28, 357 Mikhail, 2013, Optical characteristics of contemporary dental composite resin materials, J. Dent., 41, 771, 10.1016/j.jdent.2013.07.001 Opdam, 1996, Cavity wall adaptation and voids in adhesive Class I resin composite restorations, Dent. Mater., 12, 230, 10.1016/S0109-5641(96)80028-5 Pires, 1993, Effects of curing tip distance on light intensity and composite resin microhardness, Quintessence Int., 24, 517 Rencz, 2012, Curing efficiency of modern LED units, Clin. Oral. Investig., 16, 173, 10.1007/s00784-010-0498-3 Sidhu, 2006, Change of color and translucency by light curing in resin composites, Oper. Dent., 31, 598, 10.2341/05-109 Soh, 2004, Influence of curing modes on crosslink density in polymer structures, J. Dent., 32, 321, 10.1016/j.jdent.2004.01.012 Son, 2017, How light attenuation and filler content affect the microhardness and polymerization shrinkage and translucency of bulk-fill composites?, Clin. Oral. Investig., 21, 559, 10.1007/s00784-016-1920-2 Watts DC, Amer O and Combe EC. “Characteristics of visible-light-activated composite systems.” Br Dent J1984 156(6): 209-215. Yap, 2001, Influence of light energy density on effectiveness of composite cure, Oper. Dent., 26, 460