That is quite appallingly-written
And yet they define it later in the article; "half an angstrom (about half the size of an atom)".
( , Thu 1 May 2014, 22:04, Reply)
And yet they define it later in the article; "half an angstrom (about half the size of an atom)".
( , Thu 1 May 2014, 22:04, Reply)