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Corsin Battaglia

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Publications associées (52)

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Enhanced Solid Electrolyte Interphase Layer in Li-Ion Batteries with Fluoroethylene Carbonate Additives Evidenced by Liquid-Phase Transmission Electron Microscopy

Corsin Battaglia

The solid electrolyte interphase (SEI) layer is essential for battery performance and safety due to its electron insulation and Li-ion conduction. However, issues such as ongoing electrolyte decomposition and Li dendrite growth often arise. The most common ...

American Chemical Society (ACS)2025

4 V room-temperature all-solid-state sodium battery enabled by a passivating cathode/hydroborate solid electrolyte interface

Corsin Battaglia, David Reber

Designing solid electrolytes for all-solid-state-batteries that can withstand the extreme electrochemical conditions in contact with an alkali metal anode and a high-voltage cathode is challenging, especially when the battery is cycled beyond 4 V. Here we ...

ROYAL SOC CHEMISTRY2020

Enhancing Specific Energy and Cycling Stability of High-temperature Na-zncl2 Batteries with Foam-based Electrodes

Corsin Battaglia

Sodium-zinc chloride (Na-ZnCl2) batteries offer a sustainable alternative to sodium-nickel chloride (Na-NiCl2) batteries but face challenges with low specific energy and cycle life. This study evaluates two electrode designs: conventional particle-based Zn ...

WILEY-V C H VERLAG GMBH2025

Parallel experiments in electrochemical CO2 reduction enabled by standardized analytics

Corsin Battaglia

Electrochemical CO2 reduction (eCO(2)R) is a promising strategy to transform detrimental CO2 emissions into sustainable fuels and chemicals. Key requirements for advancing this field are the development of analytical systems and of methods that are able to ...

NATURE PORTFOLIO2024

Trade-off between lithium diffusivity and transference in solid ternary polymer ionic liquid electrolytes

Corsin Battaglia

For battery architectures that need a solid ion conductor with good contacting performance and high stability against electrochemical oxidation, polymerized ionic liquids (PIL) pose a valuable class of materials. The low conductivity of the binary PIL/ lit ...

2025

Elucidating the Rate-Limiting Processes in High-Temperature Sodium-Metal Chloride Batteries

Corsin Battaglia, Daniel Alexander Landmann

Sodium-metal chloride batteries are considered a sustainable and safe alternative to lithium-ion batteries for large-scale stationary electricity storage, but exhibit disadvantages in rate capability. Several studies identify metal-ion migration through th ...

WILEY2022

Light trapping in solar cells: can periodic beat random?

Christophe Ballif, Franz-Josef Haug, Matthieu Despeisse, Mathieu Gérard Boccard, Marco Cantoni, Duncan Thomas Lindsay Alexander, Corsin Battaglia, Jordi Escarre Palou, Karin Söderström

Theory predicts that periodic photonic nanostructures should outperform their random counterparts in trapping light in solar cells. However, the current certified world-record conversion efficiency for amorphous silicon thin-film solar cells, which strongl ...

2012

Semantic Resources for Managing Knowledge in Battery Research

Corsin Battaglia

Semantic technology is revolutionizing how the battery research community collaborates. It is becoming even more important as artificial intelligence agents emerge in the field. This article explores the role of semantic resources in advancing battery rese ...

2025

Structure and stability of the Si(331)-(12x1) surface reconstruction investigated with first-principles density functional theory

Corsin Battaglia

We recently proposed a structural model for the Si!331"-!12!1" surface reconstruction containing silicon pentamers and adatoms as elementary structural building blocks. Using first-principles density functional theory we here investigate the stability of a ...

2009

Overcoming the probing-depth dilemma in spectroscopic analyses of batteries with muon-induced X-ray emission (MIXE)

Corsin Battaglia

Battery research often encounters the challenge of determining chemical information, such as composition and elemental oxidation states, of a layer buried within a cell stack in a non-destructive manner. Spectroscopic techniques based on X-ray emission or ...

Royal Society of Chemistry2024

Impact of Anion Asymmetry on Local Structure and Supercooling Behavior of Water-in-Salt Electrolytes

Corsin Battaglia, David Reber

Salts with asymmetric (fluorosulfonyl)(trifluoromethanesulfonyl)imide (FTFSI) anions have recently been shown to suppress crystallization of water-in-salt electrolytes, enabling low-temperature operation of high-voltage aqueous rechargeable batteries. To c ...

AMER CHEMICAL SOC2020

Light Harvesting Schemes for High Efficiency Thin Film Silicon Solar Cells

Christophe Ballif, Matthieu Despeisse, Mathieu Gérard Boccard, Grégory Bugnon, Corsin Battaglia, Sylvain Nicolay, Michael Elias Stückelberger, Jordi Escarre Palou, Laura Ding, Peter Cuony, Gaetano Parascandolo

In Thin Film Silicon (TF-Si) solar cells light harvesting schemes must guarantee an efficient light trapping in the thin absorber layers without decreasing the silicon layers quality and consecutively the p-i-n diodes electrical performance. TF-Si solar ce ...

Ieee2012

Perspective-Electrochemical Stability of Water-in-Salt Electrolytes

Corsin Battaglia, David Reber

The water-in-salt approach has expanded the electrochemical stability window of aqueous electrolytes, enabling novel aqueous batteries with relatively high cell voltages and energy densities. However, the stability of these electrolytes tends to be overest ...

2020

Silicon heterojunction solar cell with passivated hole selective MoOx contact

Christophe Ballif, Stefaan De Wolf, Corsin Battaglia

We explore substoichiometric molybdenum trioxide (MoOx, x < 3) as a dopant-free, hole-selective contact for silicon solar cells. Using an intrinsic hydrogenated amorphous silicon passivation layer between the oxide and the silicon absorber, we demonstrate ...

American Institute of Physics2014

Suppressing Crystallization of Water-in-Salt Electrolytes by Asymmetric Anions Enables Low-Temperature Operation of High-Voltage Aqueous Batteries

Corsin Battaglia, David Reber

The discovery of enhanced electrochemical stability for aqueous electrolytes with very high salt concentration has stimulated the development of high-voltage aqueous batteries. We show that a key factor limiting the applicability of these batteries is the ...

AMER CHEMICAL SOC2019

Fermi surface of layered compounds and bulk charge density wave systems

Helmuth Berger, Corsin Battaglia

A review is given of recent angle-resolved photoemission (ARPES) experiments and analyses on a series of layered charge density wave materials. Important aspects of ARPES are recalled in view of its capability for bulk band, Fermi surface and spectral func ...

2007

Scaling of Planar Sodium-Nickel Chloride Battery Cells to 90 cm2 Active Area

Corsin Battaglia

High-temperature sodium-nickel chloride (Na-NiCl2) batteries offer a competitive solution for stationary energy storage due to their long-term stability, high energy efficiency, and sustainable raw materials. However, scaling up this technology faces chall ...

WILEY-V C H VERLAG GMBH2024

High-Efficiency Amorphous Silicon Solar Cell on a Periodic Nanocone Back Reflector

Christophe Ballif, Franz-Josef Haug, Corsin Battaglia, Céline Pahud

An amorphous silicon solar cell on a periodic nanocone back reflector with a high 9.7% initial conversion efficiency is presented. The optimized back-reflector morphology provides powerful light trapping and enables excellent electrical cell performance. U ...

2012

Anion Selection Criteria for Water-in-Salt Electrolytes

Maximilian Becker, Corsin Battaglia, David Reber

Water-in-salt electrolytes have enabled the development of novel high-voltage aqueous lithium-ion batteries. This study explores the reasons why analogous sodium electrolytes have struggled to reach the same level of electrochemical stability. Solution str ...

WILEY-V C H VERLAG GMBH2020

Stability of aqueous electrolytes based on LiFSI and NaFSI

Corsin Battaglia, David Reber

Through a combination of bulk, interface, and interphase effects, water-in-salt electrolytes, employing a high salt concentration, offer a wider electrochemical stability window than traditional dilute aqueous electrolytes. Here we explore chemical stabili ...

2019