<p>Fifth seed Dominic Thiem of Austria kept his flawless record intact against Gael Monfils with a trouble-free 6-2 6-4 6-4 victory on Monday to reach his maiden quarter-final at the Australian Open.</p>.<p>Twice French Open finalist Thiem came into the fourth-round clash against the 10th seed having won all five of the matches they have previously played and did not face a single breakpoint against the Frenchman on the Rod Laver Arena.</p>.<p>Thiem, who lost to Rafa Nadal both times in the title match at Roland Garros, converted four of his 14 breakpoint chances on and hit 31 winners to seal the contest.</p>.<p>The 26-year-old will meet either top seed Nadal or local hope Nick Kyrgios, seeded 23rd, for a place in the semi-finals.</p>
<p>Fifth seed Dominic Thiem of Austria kept his flawless record intact against Gael Monfils with a trouble-free 6-2 6-4 6-4 victory on Monday to reach his maiden quarter-final at the Australian Open.</p>.<p>Twice French Open finalist Thiem came into the fourth-round clash against the 10th seed having won all five of the matches they have previously played and did not face a single breakpoint against the Frenchman on the Rod Laver Arena.</p>.<p>Thiem, who lost to Rafa Nadal both times in the title match at Roland Garros, converted four of his 14 breakpoint chances on and hit 31 winners to seal the contest.</p>.<p>The 26-year-old will meet either top seed Nadal or local hope Nick Kyrgios, seeded 23rd, for a place in the semi-finals.</p>