안녕하세요!

네네 맞아요! 

theoretically, if you were to place the thylakoid in a solution

that makes proton concentration equal for both the lumen and the stroma,

there will be no creation of a proton concentration gradient,

hence, no formation of ATP via ATP synthase.

열공하시고 혹시 또 질문이 생기면 게시판에서 만나요! :D