Isomers Symmetry N RBe-Al v gap
AlBe C∞v 1 2.439 374 1.398
AlBe2 C2v 2 2.302 415 1.714
AlBe3 C3v 3 2.324 376 2.194
AlBe4 Cs 3 2.339 87 1.661
AlBe5 Cs 3 2.274 113 2.062
AlBe6 C2 4 2.289 67 1.482
AlBe7 Cs 5 2.323 127 2.514
AlBe8 Cs 5 2.285 212 2.817
AlBe9 C3v 6 2.362 215 2.324
AlBe10 C2 6 2.344 215 2.036
AlBe11 C1 6 2.309 203 1.758
AlBe12 C1 6 2.306 187 1.754