nostr:nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqky223zcc4q69d8t0me4vg5uw8mw0yxeukjgvz6h92laqnenr0ajsgze5g0 - excellent detective work: thanks very much!
They are looking at something like
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@nprofile1q... Interestingly this put me in mind of a different paper I'd seen some time ago that also purported to explain dark energy via negative mass particles. It's been a long time since I read that and I have not yet looked very closely at the one @nprofile1q... linked to, but I think the older paper I saw was more radical, proposing that negative mass particles would also pop into existence via the addition of a "creation term" to GR.
https://arxiv.org/abs/1712.07962
https://arxiv.org/abs/1712.07962
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