Jordi Cabana

Global concerns over the consistent consumption of finite fossil fuel stores have called for a transition to renewable energy sources. A significant stepping stone in completing this movement relies on the safety and reliability of energy storage technologies…

Current industrial methodologies for lithium-ion battery cathode materials are suited to the production of well-defined, dense, spherical secondary particle structures assembled from nanocrystalline primary particles…

SESSION: ADVANCES IN MATERIALS SYNTHESIS & CHARACTERIZATION OF LI-ION, NA-ION & MULTI-VALENT BATTERIES:  

SESSION: ADVANCES IN MATERIALS SYNTHESIS & CHARACTERIZATION OF LI-ION, NA-ION & MULTI-VALENT BATTERIES:  

SESSION: ADVANCES IN MATERIALS SYNTHESIS & CHARACTERIZATION OF LI-ION, NA-ION & MULTI-VALENT BATTERIES:  

Electrocatalytic reactions offer alternative routes for the conversion and storage of energy. For instance, the electrocatalytic reduction of carbon dioxide could lead to energy-rich syngas, methanol, or even hydrocarbons…

Cathodes based on layered LiMO2 are the limiting components in the path toward Li-ion batteries with energy densities suitable for electric vehicles. Introducing an overstoichiometry of Li increases storage capacity beyond a conventional mechanism of formal transition metal redox…

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Li-ion batteries hold the commanding heights of energy storage today. In a quest to further boost energy density, interest exists in batteries that couple a Mg metal anode and an oxide cathode that can intercalate Mg2+ ions…

With lithium-ion batteries seemingly reaching their developmental limits, researchers are exploring new chemistries to obtain the higher energy densities needed for demanding applications. Batteries based on Mg chemistries could achieve these goals…

Previous studies on Mg-ion batteries with MgV2O4 active material have shown promising results for Mg2+ reversible deintercalation. These studies determined that the spinel framework was mostly unchanged after charging and discharging the material…

The electrocatalytic reduction of CO2 to energy-rich syngas, methanol, or even hydrocarbons offers an attractive route for converting greenhouse gas into value-added chemicals and storage of energy…

Nanocrystalline spinel MgV2O4 demonstrates a high capacity for Mg2+ deintercalation while remaining structurally stable. However, the question remains of the role of structural defects on the Mg-ion mobility within this system…

Lithium rich disordered rock salt materials are currently under investigation as a cathode for the next generation of lithium ion batteries. Advanced cathode material research is driven by the need for improved battery capacity and enhanced cyclic stability…

LiC6 is an intercalated compound in which layers of graphite are separated by lithium atoms. For the scope of the project, synthesizing and characterizing LiC6 allows for further experimentation under high pressure. This intercalated compound was synthesized electrochemically and thermally…

Dense high symmetry carbon framework structures containing alkali or alkaline earth metals inside the framework are expected to exhibit interesting electronic properties such as superconductivity analogous to those found in superconducting hydrides under pressure…

Division/Committee: [ENFL] Division of Energy and Fuels

Theoretically, Mg batteries can reach high energy density with cost-effective materials, but no such device to date has performance competitive with Li-ion technologies. One of the major barriers is the need for oxide cathodes that combine high capacity and voltage…

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Metal oxide frameworks are receiving much attention in the literature, primarily in the field of solid-state ionic conductors. One of the most popular in the field is the cubic perovksite lithium lanthanum titanate (c-LLTO) for its superior theoretical ionic conductance…

Oxyfluorides with a disordered rock-salt structure (DRX), a new cathode material with unprecedented electrochemical properties through electronic structure arrangements that maximize both the energy storage and long-term cycling stability of the battery material…

Lithium-ion batteries (LIBs) are the principal energy storage technology for electric vehicles and portable electronics, which can release our worldwide dependency on fossil fuels…

Division/Committee: [ENFL] Division of Energy and Fuels

Accomplishing realistic worldwide market adoption of electric vehicles requires a reduction in current recharge times compared to the fast refueling time of combustion engine vehicles counterparts…

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Division/Committee: [ENFL] Division of Energy and Fuels

Mg-ions based technologies have emerged as a promising candidate in the search for beyond-lithium-ion batteries. To make them a feasible alternative, compatible cathode materials are needed…

Division/Committee: [ENFL] Division of Energy and Fuels

Li-ion batteries offer excellent electrochemical performance, are widely used in vehicle electrification and portable devices, and have huge potential for grid storage applications. Their electrochemical behavior relies primarily on transition metal oxide cathodes…

X-ray absorption spectroscopy (XAS) is a technique used to probe unoccupied electronic states by exciting core electrons. The absorption energy of a photon by a transition metal varies depending on the binding energy of the excited electron…

Transformational increases in the storage capacity of battery cathodes could be achieved by tapping into the redox activity at oxide ligands in addition to conventional transition metal couples. Yet the key signatures that govern such lattice oxygen redox (LOR) have not been ascertained…

Magnesium-ion battery is a promising alternative to Lithium-ion batteries due to their potential for higher energy density. Solid electrolytes (SEs) play a critical role in the development of magnesium-ion batteries, as they offer increased safety and compatibility with metallic anodes…

The capacity of transition metal oxides as Li-ion battery cathodes is maximized when high oxidation states can be achieved, but these states are not stable, leading to irreversibility and failure…

The evolution of local chemistry determines the performance of electrodes and electrolytes used in batteries because limitations can be tracked to slow kinetics and transport, and irreversibilities in the storage reaction…

The exploration of high-energy-density, long-lasting, and cost-effective battery technologies has driven extensive research into novel cathode materials, particularly those involving anion redox, which enhances the energy density of batteries by beyond contributions only from cationic redox…