%0 Generic %A Cai, Hong-Ling %A Zhang, Yi %A Fu, Da-Wei %A Zhang, Wen %A Liu, Tao %A Yoshikawa, Hirofumi %A Awaga, Kunio %A Xiong, Ren-Gen %D 2012 %T Above-Room-Temperature Magnetodielectric Coupling in a Possible Molecule-Based Multiferroic: Triethylmethylammonium Tetrabromoferrate(III) %U https://acs.figshare.com/articles/dataset/Above_Room_Temperature_Magnetodielectric_Coupling_in_a_Possible_Molecule_Based_Multiferroic_Triethylmethylammonium_Tetrabromoferrate_III_/2468878 %R 10.1021/ja3073319.s004 %2 https://acs.figshare.com/ndownloader/files/4111579 %K Aizu notation %K Multiferroic %K 0.6 MHz %K 171 K %K Possible %K anomaly %K phase transitions %K multiferroic %K Tetrabromoferrate %K Triethylmethylammonium %K dielectric anomalies %K Magnetodielectric %K 6 mmF 6 %K tetrabromoferrate %K MD ratio %K triethylmethylammonium %K magnetodielectric %X A possible above-room-temperature molecular multiferroic, triethylmethylammonium tetrabromoferrate­(III) (1), has been discovered. Its ferroelectric and magnetic phase transitions take place at almost the same temperature (∼360 K), resulting in strong magnetodielectric (MD) coupling, with a MD ratio of 18% at 0.6 MHz. Interestingly, 1 also undergoes a low-temperature ferroelectric–ferroelectric phase transition with an Aizu notation of 6mmF6 and small magnetic and dielectric anomalies at 171 K. %I ACS Publications