"experimental mode" is a correct and usable phrase in written English.
You can use this phrase to describe a situation or activity in which something is being tested or trialed. For example, "After months of development, our team is ready to launch our product in experimental mode."
The Met exhibition, which runs more or less chronologically, begins with Bonnard, who was in experimental mode early on.
Dublin fringe founders Bedrock Theatre return to this year's festival with two short pieces that find them in an appropriately experimental mode.
So it's refreshing to see her in experimental mode, in her latest solo at her longtime gallery.
The work showed her in full-blown experimental mode, making personal and social explorations in a long narrative poem.
Google emphasized that Google+ is still in an experimental mode but said it was ready for public consumption.
The most divergent paths may be the ones taken by Tesla, which is already selling cars that have some rudimentary self-driving functions, and Google, which is still very much in experimental mode.
The "newest" poets (novísimos)—among them Pere Gimferrer, Antonio Colinas, Leopoldo Panero, and Manuel Vázquez Montalbán rejected social engagement, preferring experimental modes from Surrealism to camp.
The wide geographic distribution of the work in U.S. public buildings and the freedom given to both individual and experimental modes of expression as well as to the interpretation of social and political problems provided an artistic impetus to mural decoration.
Three experimental modes have been developed; in addition to local concentration measurement, local cyclic voltammograms can be measured as well.
Furthermore, the SuperDARN CUTLASS Finland radar, which is a stereo system with two experimental modes and scans over the YRS (Lester et al. 2004), has full ionospheric irregularity monitoring results.
It is incorporated into a commercial finite element code and used to model a number of different experimental modes of deformation, both uniaxial and biaxial.
