A systematic molecular level and spectroscopic investigation is presented to show the cooperative role of Brønsted acid and Lewis acid sites in zeolites for the conversion of methanol. Extra-framework ...

At first glance there appears to be a difference between the calculated GH99 TS structure, where epoxide formation occurs after traversal of the TS, and the magnitude of the heavy atom KIEs, which ...

New EU border checks should be suspended before peak summer, aviation industry leaders have said. Huge delays lasting hours have been reported due to the new Entry/Exit System that has to be used by ...

Today:Early fog in the far southwest clears quickly. Most areas stay dry with sunshine and variable cloud, though northern and northeastern regions may see isolated showers. Light winds overall, ...