Yes, from the Latin root to desire, in English more like that which is required
desideratum
Something considered necessary or highly desirable.
something desired as a necessity
essential, necessary, requisite, necessity, requirement - anything indispensable; "food and shelter are necessities of life"; "the essentials of the good life"; "allow farmers to buy their requirements under favorable conditions"; "a place where the requisites of water fuel and fodder can be obtained"
Desideratum - definition of desideratum by The Free Dictionary
You're on the wrong track with that afterlife business, or perhaps a private track, but not the track I'm on here, and while the last thing in the world I want to do is discuss particle physics with you or anyone else online, I'll just say that it seems to me that particle physics has the very opposite effect as regards the God Question.
But credit where due -- this post does engage and seems in good faith.