A physical electric circuit model (PECM) was used to identify several electrochemical
processes occurring in two commercial Li-ion batteries of different cathode materials (Li x …

Vanadium substitution is an interesting approach to manipulate the properties of the poor
electronic and ionic conducting lithium transition metal orthosilicates. Especially, if …

Solid state ionics is one of the key research topics of the Institute of Solid State Physics,
University of Latvia since its establishment. The research direction included topics ranging …

Abstract Li 2 MSiO 4 (M= Fe, Mn, Co) compounds have since their discovery gained
increased attention as alternative, inexpensive and inherently safe positive electrodes for Li …

Although olivine LiFePO 4 has been widely utilized as a cathode material for lithium ion
batteries, there is still debate regarding the interpretation of the Nyquist plots of LiFePO 4 …

In this body of work, various energy storage devices have been modeled using
phenomenological equivalent circuit modeling and impedance spectroscopy. Through this …

In this work LiFePO4 lithium ion battery cathode material and its thin films have been
studied. The possibilities of improving electrochemical properties and rate capability of …

After commercialization of Li-ion battery with metallic lithium anode and numerous self-
ignition cases in hands of consumers, carbon-based anode for rechargeable batteries has …

Darbā pētīts LiFePO4 litija jonu bateriju katodmateriāls un tā plānās kārtiņas. Analizētas
LiFePO4 elektroķīmisko īpašību un uzlādes un izlādes ātrumspējas uzlabošanas iespējas …