The phrase "concurrently during" is grammatically correct and can be used in written English.
Example: "The company's profits were steadily increasing concurrently during the first and second quarters of the fiscal year." This sentence means that the profits increased at the same time in both the first and second quarters.
Concurrently, during the 14-year existence of Stieglitz's Photo-Secessionist magazine, Camera Work, it reproduced more pictures by Steichen 68 than by any other photographer.
UV Vis absorption spectra were recorded concurrently during the copolymerization and homopolymerizations.
BBB-opening and drug delivery were achieved concurrently during the FUS exposure.
Both components of research were carried on concurrently during the eighteen years of the program and build on each other's findings in the process.
However, it would be interesting to test both MPO activity and intra- and extracellular MPO levels concurrently during infection and/or sepsis.
The results show that recrystallization nuclei in α-Fe form clusters and that the nucleation of defect-free nuclei and grain growth occurs concurrently during recrystallization.
And while the memories I developed during the course of my weeklong, first-ever trip to Tel Aviv are pleasant and strong, the ones I concurrently made during my eight-hour-long, first-ever trip to Jerusalem are permanently scarred into my brain.
Various imine, amide and imide side-products also concurrently appear during the process.
It may be concluded that surface adsorption and intraparticle diffusion were concurrently operating during the RHC and benzene interactions [23].
French newspaper Le Monde rained on the HADOPI parade by arguing that the rise in music sales was actually due to the release of the new iPhone, which was concurrently released during the enforcement of the new law.
It is shown that the approximate MPP, a key component of RBSO problems, is concurrently improved during each sub-programming solution step.
