Evaluation of Static Friction of Polycrystalline Ceramic Brackets after Conditioning with Different Powers of Er:YAG Laser

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Power of Er:YAG Laser irradiated to samples (mj/s)</td><td align="center">Average of frictional force between the wire and bracket (N)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">0</td><td align="center">3.97 ± 0.75</td></tr><tr><td align="left">100</td><td align="center">2.97 ± 1.02</td></tr><tr><td align="left">200</td><td align="center">2.9 ± 1.66</td></tr><tr><td align="left">300</td><td align="center">3.8 ± 1.18</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Dentistry

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Table 2

Table 2: Evaluation of Static Friction of Polycrystalline Ceramic Brackets after Conditioning with Different Powers of Er:YAG Laser 