The phrase 'gaining growing popularity' is correct and usable in written English.
You can use it to describe something that is becoming increasingly popular over time. For example, "Veganism is gaining growing popularity in the United States."
Three-dimensional fluorescence spectra have gained growing popularity in detecting protein conformational changes that make the result more visual and credible [48, 49].
As non-intrusive polynomial chaos expansion (PCE) techniques have gained growing popularity among researchers, we here provide a comprehensive review of major sampling strategies for the least squares based PCE.
Adventure travel has gained growing popularity among divorced women in their 40s, young trekkers and single or married people who travel without a spouse.
Minimal invasive surgery (MIS) has gained growing popularity in total hip arthroplasty (THA) but concerns exist regarding component malpositioning.
The general linear model (GLM) has gained growing popularity in task-related fMRI analysis since its introduction into the neuroimaging community by Friston et al. [ 1] in 1994, due to its easy interpretability and fast computability.
In the last decade, minimal invasive approaches in primary total hip arthroplasty (THA) have gained growing popularity, providing potential advantages compared to standard approaches such as reduced blood loss, and faster patient recovery [ 1, 2] as a result of preserved muscle integrity [ 2].
Electrochemical oxidation (EO) processes have been gaining a growing popularity in wastewater treatment.
Photocatalysis has been gaining a growing popularity in water treatment, and their engineered applications inspire the development of effective photocatalyst materials.
Computer simulations used to predict energy performance of cold chambers when new efficiency measures are applied have gained a growing popularity in experimental tests, because they are faster and may even provide results with an acceptable accuracy.
The rapidly increasing concentration of atmospheric carbon dioxide generated from combustion of fuels (include coal, petroleum and natural gas) has aroused environmental concern, as a result, carbon capture and sequestration (CCS) gradually gain their growing popularity (D'Alessandro et al. 2010; Sumida et al. 2011; Goeppert et al. 2012; Lu et al. 2013; Wang and Xu 2014; Romanov et al. 2015).
