The phrase "a weaker field of" is correct and usable in written English.
It can be used when discussing a less competitive or less strong area of study, research, or any other context where fields are compared.
Example: "In this study, we found that there is a weaker field of research in renewable energy compared to fossil fuels."
Alternatives: "a less competitive area of" or "a diminished sector of".
As described by Dr. Albrecht and Dr. Skordis, quintessence can be thought of as a weak field of energy permeating space.
That number is the lowest for a highest new entry since Seven Psychopaths led a weak field of new releases eight weeks ago.
He was blessed by a weak field of Republican competitors, who eliminated each other and left McCain as the last man standing.
Like the same factors that made him a national figure in the first place: name recognition; money; the support of much of the East Coast G.O.P. establishment; a formidable political persona; and a weak field of opponents in the G.O.P.
In 2005, the union broke with its tradition of endorsing Democrats and backed Mr. Bloomberg, then a Republican, privately arguing that the mayor was likely to trounce a weak field of Democratic candidates.
The Republicans, who had nothing going for them in this election, who had a weak field of candidates and were on the wrong side of virtually every major issue, are beginning to feel a bit like Lazarus.
That's the lowest gross for a No1 film so far this year, and also the lowest since early September 2016, when Sausage Party held on to the top spot in a weak field of new releases led by Ben-Hur.
Cruz bubbled up from a weak field of rivals, and Tuesday confirmed his emerging reputation as an impressively poor foil to Trump; in four of the five races on Tuesday, Cruz failed to reach even second place, losing to John Kasich, who has yet to win beyond his own state of Ohio.
According to the exit polls, released moments after polls closed at 9 p.m. local time, Mr. Abbas is expected to win the election with about 65percentt of the vote, more than 40 percentage points ahead of his nearest challenger in a weak field of seven.
The official box-office chart shows takings a healthy 89% up on the previous weekend, and 78% up on last year, when a weak field of new releases saw The Grand Budapest Hotel rise to the top of the chart in its third week.
