@article{10902/20756, year = {2020}, url = {http://hdl.handle.net/10902/20756}, abstract = {In situ single-crystal diffraction and spectroscopic techniques have been used to study a previously unreported Cu-framework bis[1-(4-pyridyl)butane-1,3-dione]copper(II) (CuPyr-I). CuPyr-I was found to exhibit high-pressure and low-temperature phase transitions, piezochromism, negative linear compressibility, and a pressure induced Jahn?Teller switch, where the switching pressure was hydrostatic media dependent.}, organization = {The support by the Spanish Ministerio de Econom´ıa, Industria y Competitividad (PGC2018-101464-B-I00), and INNVAL 18/28 is also acknowledged.}, publisher = {Royal Society of Chemistry}, publisher = {Chem. Sci., 2020,11, 8793-8799}, title = {Pressure-and temperature induced phase transitions, piezochromism, NLC behaviour and pressure controlled Jahn-Teller switching in a Cu-based framework}, author = {McMonagle, Charles J. and Comar, Priyanka and Nichol, Gary S. and Allan, David R. and González Gómez, Jesús Antonio and Barreda Argüeso, José Antonio and Rodríguez González, Fernando and Valiente Barroso, Rafael and Turner, Gemma F. and Brechin, Euan K. and Moggach, Stephen A.}, }