"problem observed" is correct and usable in written English.
You can use it when something was identified as an issue or concern. For example, "During the quality control inspection, a problem was observed with the wiring of the device."
Each of the proposed storage formats responds to a different existing problem observed in contemporary self-storage centers.
"This is really not a technology problem," observed Erik Brynjolfsson, an economist at the Sloan School of Management at the Massachusetts Institute of Technology.
This is a very common problem observed in commercial batteries because the heterogeneity of the materials often creates transport non-uniformities that lead to unanticipated local plating.
This is the starting point of the whole project and specifically formulates a problem observed in the analysis of the reality.
"The US has already set a troubling precedent by violating international law in many instances through targeted killings; that the UK is now also willing to deliberately kill people outside of an armed conflict, and obfuscate the legal basis behind such killings, simply compounds the problem," observed Andrea Prasow of Human Rights Watch.
Aiming to solve the instability problem observed in the conventional RPCM using local nodes, a simple and yet effective procedure that uses the well-known least-square technique in a carefully designed manner has been proposed to restore the stability.
The other problem, observes Roberts, is that so much of the damage being caused to our oceans is unseen, either beneath the waves, or miles offshore.
"He has a near-photographic memory for facts, and he can scan a spreadsheet and zoom in on the one aberrant figure that suggests a problem," observes Craig Mundie, the chief research and strategy officer.
It said there were no new safety problems observed in the trial.
The books contain information on the problems observed in poultry during this period of time.
There were no overheating problems observed for the PCM wall during the summer.
