“…Refs. [69,91], PPPP for solar development [94], PCP [97], 5P facilitating energy access [105], REEEP [110] Joint R&D, codevelopment, and alliances Actors from all sectors agree to develop or improve in tandem a technology and/or service FCH JU [100], Triple helix [46,70,75,78,86,88], Joint R&D [8,73,76,81], the European Clean Hydrogen Alliance [103] physical domains, and collaborative innovation mainly through cocreation and co-design of energy pathways and crowdsourcing for private companies.…”