[1. Drescher D, Bourauel C, Schumacher H. Frictional forces between bracket and arch wire. Am J Orthod Dentofac Orthop 1989;96:397-404.10.1016/0889-5406(89)90324-7]Search in Google Scholar
[2. Tidy DC. Frictional forces in fixed appliances. Am J Orthod Dentofac Orthop 1989;96:249-54.10.1016/0889-5406(89)90462-9]Search in Google Scholar
[3. Kusy RP, Whitley JQ. Friction between different wire-bracket configurations and materials. Semin Orthod 1997;3:166-77.10.1016/S1073-8746(97)80067-9]Search in Google Scholar
[4. Tanne K, Matsubara S, Hotei Y, Sakuda M, Yoshida M. Frictional forces and surface topography of a new ceramic bracket. Am J Orthod Dentofac Orthop 1994;106:273-8.10.1016/S0889-5406(94)70047-8]Search in Google Scholar
[5. Articolo LC, Kusy RP. Influence of angulation on the resistance to sliding in fixed appliances. Am J Orthod Dentofac Orthop 1999;115:39-51.10.1016/S0889-5406(99)70314-8]Search in Google Scholar
[6. Montasser M, El-Bialy T, Keilig L, Reimann S, Jäger A, Bourauel C. Force loss in archwire-guided tooth movement of conventional and self-ligating brackets. Eur J Orthod 2014;36:31-8.10.1093/ejo/cjs110]Search in Google Scholar
[7. Rossouw PE. Friction: an overview. Semin Orthod. 2003;9:218-22.10.1016/j.sodo.2003.08.002]Search in Google Scholar
[8. Karamouzos A, Athanasiou AE, Papadopoulos MA. Clinical characteristics and properties of ceramic brackets: A comprehensive review. Am J Orthod Dentofac Orthop 1997;112:34-40.10.1016/S0889-5406(97)70271-3]Search in Google Scholar
[9. Fonseca LM, Araújo TM, Santos AR, and Faber J. Impact of metal and ceramic fixed orthodontic appliances on judgments of beauty and other face-related attributes. Am J Orthod Dentofac Orthop. 2014;145:203-6.10.1016/j.ajodo.2013.10.016]Search in Google Scholar
[10. Viazis AD, DeLong R, Bevis RR, Rudney JD, Pintado MR. Enamel abrasion from ceramic orthodontic brackets under an artificial oral environment. Am J Orthod Dentofacial Orthop 1990;98:103-9.10.1016/0889-5406(90)70003-U]Search in Google Scholar
[11. Russell JS. Aesthetic orthodontic brackets. J Orthod 2005;32:146-63.10.1179/146531205225021024]Search in Google Scholar
[12. Keith O, Kusy RP, Whitley JQ. Zirconia brackets: an evaluation of morphology and coefficients of friction. Am J Orthod Dentofacial Orthop 1994;106:605-14.10.1016/S0889-5406(94)70085-0]Search in Google Scholar
[13. Loftus BP, Artun J, Nicholls JI, Alonzo TA, Stoner JA. Evaluation of friction during sliding tooth movement in various bracket-arch wire combinations. Am J Orthod Dentofac Orthop 1999;116:336-45.10.1016/S0889-5406(99)70247-7]Search in Google Scholar
[14. Chang CJ, Lee TM, Liu JK. Effect of bracket bevel design and oral environmental factors on frictional resistance. Angle Orthod 2013;83:956-65.10.2319/101612-808.1]Search in Google Scholar
[15. Thorstenson G, Kusy R. Influence of stainless steel inserts on the resistance to sliding of esthetic brackets with second-order angulation in the dry and wet states. Angle Orthod 2003;73:167-75.]Search in Google Scholar
[16. Redlich M, Mayer Y, Harari D, Lewinstein I. In vitro study of frictional forces during sliding mechanics of “reduced-friction” brackets. Am J Orthod Dentofac Orthop 2003;124:69-73.10.1016/S0889-5406(03)00238-5]Search in Google Scholar
[17. Taloumis LJ, Smith TM, Hondrum SO, Lorton L. Force decay and deformation of orthodontic elastomeric ligatures. Am J Orthod Dentofac Orthop 1997;111:1-11.10.1016/S0889-5406(97)70295-6]Search in Google Scholar
[18. Griffiths HS, Sherriff M, Ireland AJ. Resistance to sliding with 3 types of elastomeric modules. Am J Orthod Dentofac Orthop 2005;127:670-5.10.1016/j.ajodo.2004.01.02515953891]Search in Google Scholar
[19. Reicheneder CA, Baumert U, Gedrange T, Proff P, Faltermeier A, Muessig D. Frictional properties of aesthetic brackets. Eur J Orthod 2007;29:359-65.10.1093/ejo/cjm03317702795]Search in Google Scholar
[20. Guerrero AP, Guariza Filho O, Tanaka O, Camargo ES, Vieira S. Evaluation of frictional forces between ceramic brackets and archwires of different alloys compared with metal brackets. Bras Oral Res 2010;24:40-5.10.1590/S1806-83242010000100007]Search in Google Scholar
[21. Pimentel RF, de Oliveira RS, Chaves MD, Elias CN, Gravina MA. Evaluation of the friction force generated by monocristalyne and policristalyne ceramic brackets in sliding mechanics. Dental Press J Orthod 2013;18:121-7.10.1590/S2176-9451201300010002323876959]Search in Google Scholar
[22. Pliska BT, Fuchs RW, Beyer JP, Larson BE. Effect of applied moment on resistance to sliding among esthetic self-ligating brackets. Angle Orthod 2014;84:134-9.10.2319/040113-250.1]Search in Google Scholar
[23. Cha JY, Kim KS, Hwang CJ. Friction of conventional and silica-insert ceramic brackets in various bracket-wire combinations. Angle Orthod 2007;77:100-7.10.2319/092705-333R.1]Search in Google Scholar
[24. Choi SH, Kang DY, Hwang CJ. Surface roughness of three types of modern plastic bracket slot floors and frictional resistance. Angle Orthod 2014;84:177-83.10.2319/030313-179.1]Search in Google Scholar
[25. Saunders CR, Kusy RP. Surface topography and frictional characteristics of ceramic brackets. Am J Orthod Dentofac Orthop 1994;106:76-87.10.1016/S0889-5406(94)70024-9]Search in Google Scholar
[26. Bazakidou E, Nanda RS, Duncanson MG Jr, Sinha P. Evaluation of frictional resistance in esthetic brackets. Am J Orthod Dentofac Orthop 1997;112:138-44.10.1016/S0889-5406(97)70238-5]Search in Google Scholar
[27. Omana HM, Moore RN, Bagby MD. Frictional properties of metal and ceramic brackets. J Clin Orthod 1992;26:425-32.]Search in Google Scholar
[28. Kusy RP, Whitley JQ. Coefficients of friction for arch wires in stainless steel and polycrystalline alumina bracket slots. I. The dry state. Am J Orthod Dentofacial Orthop 1990;98:300-12.]Search in Google Scholar
[29. Ireland AJ, Sherriff M, McDonald F. Effect of bracket and wire composition on frictional forces. Eur J Orthod 1991;13:322-8.10.1093/ejo/13.4.322]Search in Google Scholar
[30. Downing A, McCabe J, Gordon P. A study of frictional forces between orthodontic brackets and archwires. Br J Orthod 1994;21:349-57.10.1179/bjo.21.4.349]Search in Google Scholar
[31. Doshi UH, Bhad-Patil WA. Static frictional force and surface roughness of various bracket and wire combinations. Am J Orthod Dentofacial Orthop 2011;139:74-9.10.1016/j.ajodo.2009.02.031]Search in Google Scholar
[32. Theiss S, Wyllie WE, Morris GP. Low friction coatings on ceramics for application in orthodontic brackets. IADR Abstracts. IADR/ AADR/CADR 89th General session and exhibition, March 16-19, 2011, San Diego, CA.]Search in Google Scholar
[33. Kosmac T, Oblak C, Jevnikar P, Funduk N, Marion L. The effect of surface grinding and sandblasting on flexural strength and reliability of Y-TZP zirconia ceramic. Dent Mater 1999;15:426-33.10.1016/S0109-5641(99)00070-6]Search in Google Scholar
[34. Zinelis S, Eliades T, Eliades G, Makou M, Silikas N. Comparative assessment of the roughness, hardness, and wear resistance of aesthetic bracket materials. Dent Mater 2005;21:890-4.10.1016/j.dental.2005.03.00716045979]Search in Google Scholar
[35. Kusy RP, Whitley JQ. Assessment of second-order clearances between orthodontic archwires and bracket slots via the critical contact angle for binding. Angle Orthod 1999;69:71-80.]Search in Google Scholar
[36. Smith DV, Rossouw PE, Watson P. Quantified simulation of canine retraction: evaluation of frictional resistance. Semin Orthod 2003;9:262-80.10.1016/j.sodo.2003.08.006]Search in Google Scholar
[37. Angolkar PV, Kapila S, Duncanson MG Jr, Nanda RS. Evaluation of friction between ceramic brackets and orthodontic wires of four alloys. Am J Orthod Dentofacial Orthop 1990;98:499-506.10.1016/0889-5406(90)70015-5]Search in Google Scholar
[38. Prososki RR, Bagby MD, Erickson LC. Static frictional force and surface roughness of nickel-titanium arch wires. Am J Orthod Dentofacial Orthop 1991;100:341-8.10.1016/0889-5406(91)70072-5]Search in Google Scholar
[39. Meine K, Schneider T, Spaltmann D, Santner E. The influence of roughness on friction. Part II. The influence of multiple steps. Wear 2002;253:733-8.10.1016/S0043-1648(02)00160-6]Search in Google Scholar