Maximizing biomass productivity and cell density of Chlorella vulgaris by using light-emitting diode-based photobioreactor

► Optimal performance data for light-emitting diodes based PBRs for microalgae is provided. ► We have addressed the convergence of microalgal biotechnology and LEDs technology. ► The highest volumetric biomass generation of green algae achieved to date is reported. ► Adaptive laboratory evolution was utilized to improve growth performance of C. vulgaris. ► An economic feasibility assessment of production with green microalga is presented.