@article{discovery10062425, volume = {220}, note = {This version is the author accepted manuscript. For information on re-use, please refer to the publisher's terms and conditions.}, pages = {384--390}, month = {December}, year = {2016}, title = {New lithium ion batteries exploiting conversion/alloying anode and LiFe{$_0$}.{$_2$}{$_5$}Mn{$_0$}.{$_5$}Co{$_0$}.{$_2$}{$_5$}PO{$_4$} olivine cathode}, publisher = {PERGAMON-ELSEVIER SCIENCE LTD}, journal = {Electrochimica Acta}, url = {https://doi.org/10.1016/j.electacta.2016.10.067}, issn = {0013-4686}, author = {Di Lecce, D and Verrelli, R and Hassoun, J}, abstract = {New Li-ion cells are formed by combining a LiFe{$_0$}.{$_2$}{$_5$}Mn{$_0$}.{$_5$}Co{$_0$}.{$_2$}{$_5$}PO{$_4$} olivine cathode either with Sn-Fe{$_2$}O{$_3$}-C composite anodes. These active materials exhibit electrochemical properties very attractive in view of practical use, including the higher working voltage of the LiFe{$_0$}.{$_2$}{$_5$}Mn{$_0$}.{$_5$}Co{$_0$}.{$_2$}{$_5$}PO{$_4$} cathode with respect to conventional LiFePO{$_4$}, as well as the remarkable capacity and rate capability of Sn-Fe{$_2$}O{$_3$}-C and Sn-C anodes. The stable electrode/electrolyte interfaces, demonstrated by electrochemical impedance spectroscopy, along with proper mass balancing and anode pre-lithiation, allow stable galvanostatic cycling of the full cells. The two batteries, namely Sn-Fe{$_2$}O{$_3$}-C/LiFe{$_0$}.{$_2$}{$_5$}Mn{$_0$}.{$_5$}Co{$_0$}.{$_2$}{$_5$}PO{$_4$} and Sn-C/LiFe{$_0$}.{$_2$}{$_5$}Mn{$_0$}.{$_5$}Co{$_0$}.{$_2$}{$_5$}PO{$_4$}, reversibly operate revealing promising electrochemical features in terms of delivered capacity, working voltage and stability, thus suggesting these electrodes combinations as suitable alternatives for an efficient energy storage.}, keywords = {olivine cathode, conversion, alloy anode, impedance spectroscopy, Li-ion battery} }