Frontispiz: Low-Valent M_xAl₃ Cluster Salts with Tetrahedral [SiAl₃]⁺ and Trigonal-Bipyramidal [M₂Al₃]²⁺ Cores (M=Si/Ge)

Philipp Dabringhaus

• orcid.org/0000-0002-4602-7546

Albert-Ludwigs-Universität Freiburg, Institute for Inorganic and Analytical Chemistry, Freiburg Materials Research Center FMF, Albertstraße 21, 79104 Freiburg i. Br., Germany

Silja Zedlitz

• orcid.org/0000-0002-7584-2099

Albert-Ludwigs-Universität Freiburg, Institute for Inorganic and Analytical Chemistry, Freiburg Materials Research Center FMF, Albertstraße 21, 79104 Freiburg i. Br., Germany

Luisa Giarrana

Chair in General and Inorganic Chemistry, Saarland University, 66123 Saarbrücken, Germany

David Scheschkewitz

• orcid.org/0000-0001-5600-8034

Chair in General and Inorganic Chemistry, Saarland University, 66123 Saarbrücken, Germany

Corresponding Author

Ingo Krossing

• [email protected]

• orcid.org/0000-0002-7182-4387

Albert-Ludwigs-Universität Freiburg, Institute for Inorganic and Analytical Chemistry, Freiburg Materials Research Center FMF, Albertstraße 21, 79104 Freiburg i. Br., Germany