document.write("«&nbsp;<a href='/news/view?id=143158'>Inexpensive chip-based device may transform spectrometry</a>");document.write(" | ");document.write("<a href='/news/view?id=143160'>Influence of mass and potential energy surface geometry on roaming in Chesnavich's CH$_4^+$ model. (arXiv:1810.10817v1 [math.DS])</a>&nbsp;»");