Thanks Armel. Have a look also at the s-triazine paper. 30 years ago Pawley and I were determining structures of materials that are liquid at room temperature. I remember he was worried about liquid HCN on the French train. You might try that :-) ____________________________________________________ >From my mobile phone: Dr Alan Hewat, NeutronOptics, Grenoble, FRANCE <alan.he...@neutronoptics.com> +33.476.98.41.68 http://www.NeutronOptics.com/hewat ____________________________________________________
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