Alcubierre warp drive are a major plot two of my favorite hard sci-fi books, Flood[1] and Ark[2] by Stephen Baxter[2]. Really excellent books.

1 https://en.wikipedia.org/wiki/Flood_(Baxter_novel)

2 https://en.wikipedia.org/wiki/Ark_(novel)

3 https://en.wikipedia.org/wiki/Stephen_Baxter_(author)