3+ hour, 59+ min ago  (441+ words) Source: " WILEY-VCH Verlag Gmb H, D-69451 Weinheim, 2001 The paper that started it all. Click chemistry is now widely used, but the concept was met with some scepticism at the time. The team explained that such reactions must be modular, wide in…...

4+ hour, 28+ min ago  (218+ words) By M G Finn28 May 2026 Twenty-five years after its first description appeared in the pages of Angewandte Chemie, 1 click chemistry is now embedded throughout molecular sciences and engineering, but is nowhere near mature " if not in its infancy, then perhaps enjoying…...

6+ day, 23+ hour ago  (309+ words) New mass spectrometry'experiments challenge water microdroplet's purported ability to spontaneously generate hydroxyl radicals. Led by Ryan Julian at the University of California, Riverside, US, the experiments point to trace ammonia contamination mimicking the signals previously attributed to these reactive species....

1+ week, 1+ day ago  (184+ words) MOF-5 was one of the metal'organic frameworks whose synthesis can be sped up by electric fields By applying an alternating electric field to the outside of a reaction vessel, chemists have dramatically cut the time it takes to synthesise a…...

1+ week, 2+ day ago  (379+ words) A handbook developed by chemistry leaders at British and Irish universities provides "a menu of practical options" for chemistry departments to reduce their environmental impact. By showcasing a range of real-life examples, it"s hoped that this resource will help…...

1+ week, 6+ day ago  (199+ words) Autonomous atomic engineering at scale by moving the electron beam between target locations. At each target location, the beam is positioned with picometre precision with chromium atoms then repositioned By creating 40, 000 user-defined defects in a single crystal lattice, researchers have…...

1+ week, 6+ day ago  (450+ words) The discovery of an'SN2'reaction that doesn't invert the carbon at the centre shows that there's still plenty to learn about even classic textbook reactions Bimolecular nucleophilic substitution " commonly known as SN2 " is one of the most fundamental reactions in chemistry....

2+ week, 1+ day ago  (207+ words) The new click chemistry reaction is unusual in that it can form carbon'carbon bonds Click chemistry has built its reputation on reliability ' fast, selective reactions that work even in messy biological environments. But the permanent bonds it creates can limit…...

2+ week, 2+ day ago  (101+ words) The five-metal nanoparticle showed potential as a catalyst to break ammonia down The synthesis of the nanocrystal was surprisingly simple At a temperature of 900 C, the multimetallic catalyst could achieve a catalytic rate four times as high as ruthenium alone…...

2+ week, 2+ day ago  (262+ words) Crystal polymorphism is where a compound can crystallise in more than one arrangement. Researchers are keen to deepen their understanding of this structural phenomenon: beyond academic curiosity, it has serious implications for drug safety and efficacy. Structures of the two…...