Al20+ does melt, albeit above the bulk melting temperature of aluminium

The dimeric nature of bonding in gallium: from small clusters to the α-gallium phase

(2014) Ralf Tonner et al.   PHYSICAL CHEMISTRY CHEMICAL PHYSICS

How a single aluminum atom makes a difference to gallium: First-principles simulations of bimetallic cluster melting

(2013) Udbhav Ojha et al.   JOURNAL OF CHEMICAL PHYSICS

First-principles melting of gallium clusters down to nine atoms: structural and electronic contributions to melting

(2013) Krista G. Steenbergen et al.   PHYSICAL CHEMISTRY CHEMICAL PHYSICS

Geometrically induced melting variation in gallium clusters from first principles

(2013) K. G. Steenbergen et al.   PHYSICAL REVIEW B

Electronic effects on the melting of small gallium clusters

(2012) K. G. Steenbergen et al.   JOURNAL OF CHEMICAL PHYSICS

Melting and Freezing of Metal Clusters

(2011) Andrés Aguado et al.   Annual Review of Physical Chemistry

Small Magnesium Clusters: Between van der Waals and Valence Bonds

(2010) Alexander Kaufmann et al.   INORGANIC CHEMISTRY

Metal clusters with hidden ground states: Melting and structural transitions in Al115+, Al116+, and Al117+

(2009) Baopeng Cao et al.   JOURNAL OF CHEMICAL PHYSICS

Evidence for High T C Superconducting Transitions in Isolated Al 45 − and Al 47 − Nanoclusters

(2008) Baopeng Cao et al.   Journal of Superconductivity and Novel Magnetism