The former Sevilla and PSG coach endured a hard start to his Arsenal tenure, losing back-to-back matches against Manchester City and Chelsea, but victories against West Ham and Cadriff helped build momentum before the global break.
Emery, however, has called for focus from his men and has backed Arsenal to continue to impose their "personality" on matches.
The retired Germany worldwide was back for the 3-2 win against Cardiff City a fortnight ago, but he again failed to last the full 90 minutes in South Wales.
"I want to find with him the possibility to do the best, to make decisive passes, to do more near and in the box to score", Emery said ahead of Saturday's trip to Newcastle.
Yet, despite being handed a hugely lucrative new contract until 2021 in January, he has also struggled to make an impact since Emery took over at Arsenal in June.
"I just have a feeling it might work this time". He can improve, he can do more.
'We will have a chance, but you are talking about a team with good players.
Below is how we think Newcastle could line up this weekend, with three changes to the side that were beaten at the Etihad Stadium by Manchester City.
"I can say that I am very happy with him because he is 32 years old but I think physically, with his performances with us in matches, he is playing with a very good level". Mesut works very well here.
"After six years here, I came and I know him as a new Nacho Monreal".
United will be looking for their first win of the season to lift them out of the top-flight relegation zone, in front of yet another packed out crowd inside St James' Park on Saturday afternoon.