The phrase "a single trace of" is correct and usable in written English.
It can be used when referring to the presence or absence of something, often in a context where you want to emphasize that only one small piece or indication exists.
Example: "After the investigation, there was not a single trace of evidence left behind."
Alternatives: "one hint of" or "a solitary sign of".
Not a single trace of blood or body parts was ever found.
It's a sucker punch, and there isn't a single trace of redemption, no matter how hard you look.
"How is it possible to find traces of Guede in enormous quantities but not a single trace of Amanda?" Ms Bongiorno asked the appeals court in Florence.
"In interviewing more than 50 veterans of the Mossad and military intelligence, I found not a single trace of remorse," wrote Aaron J Klein, author of a book about the operation.
An intensive six-month search of Iraq for weapons of mass destruction has failed to discover a single trace of an illegal arsenal, according to accounts of a report circulating in Washington and London.
An easy and convenient way to approximate this configuration is to bond two or three adjacent strips to a single trace of the fanout circuit that connects the strips to the front-end electronics (the so-called 'pairing' option).
(A ) Single traces of light-adapted ERG responses elicited with photopic flashes of 100 cd*s/m.
Thereafter, a single trace conditioning session of 50 trials was carried out.
In a single trace, the number of TRFs varied markedly from 33 to 109.
The details of the SEF traces differ between the SQUID and CSAM data due to the different spatial locations of the two sensors and the fact that a single trace reflects a superposition of several activity centers.
We built a separate model for each video frame type (I, P, B); then, these models were used to generate I, P and B frame sizes according to the GoP pattern of each original trace, hence creating a synthetic model for a single trace, and a number of the generated traces were superposed in order to assess the modeling results.
