Where do hydrogen bonds end and covalent bonds begin?

New Type of Bond?

First Planar Tetravalent Silicon
Thermally stable silicon compounds violate the van't Hoff-Le Bel concept that carbon prefers a 3D, tetrahedral arrangement for its substituents

Lithium-Rich Double Perovskites for All-Solid-State Batteries
New class of electrode materials could allow for tailored properties

Electrocatalytic Nitrogen Fixation in Nanoreactors
Surface-strained, tailored nanoreactor delivers ammonia with high faradaic efficiency

Guess the Chemist (109)
Can you guess the famous scientist from the description?

Unusual High-Valent Nickel–Peroxo Complex
Dinuclear, peroxo-bridged Ni(III) complex is stable toward oxygen dissociation

Low-Temperature Chemical Vapor Deposition of SnTe Thin Films
Single-source precursor for film growth

Angewandte Chemie 1/2021: Happy New Year
Overview of the latest issue of Angewandte Chemie

New EuChemS President
Floris Rutjes, Radboud University, the Netherlands, has been elected president of EuChemS

New GÖCH President
The Austrian Chemical Society (GÖCH) elected Peter Gärtner, TU Wien, as their new president