The most-accessed chemistry articles from ChemPubSoc Europe and GDCh journals for July 2012

New graphene composite has an excellent broadband optical limiting response in polar/nonpolar solvents and thin solid films

Ultrasound is used to carve carbon nanotubes (CNTs) to release toxic metal impurities in a similar way to wind carving the sand hills in a desert

Gold nanoparticles grown on ionic liquid-functionalized single-walled carbon nanotubes have potential for photothermal therapy

More complexity and control is possible for DNA nanomechanical devices through new linear, triangular, and quadrilateral actuators

Selective transesterification of diethyl oxalate with phenol to diphenyl oxalate in the liquid phase over efficient solid-acid sol–gel catalysts

The synthesis, spectroscopic, crystallographic, energetic, and impact properties of a series of tetrazolate derivatives have been evaluated

Nanoparticles stabilized by a cationic polymer can be dispersed in wide range of solvents and ionic liquids leading to good catalytic activity

Terpenoids isolated from common ragweed show ability to induce airways irritation

Synthesis and optoelectronic properties of thiazolothiazole derivatives for use in organic field-effect transistors are described