Oleg Borodin
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View article: Measuring Zn Transference with Precision: Insights for Dendrite‐Free Zinc Metal Anodes
Measuring Zn Transference with Precision: Insights for Dendrite‐Free Zinc Metal Anodes Open
Electrolyte engineering in Zn‐metal batteries frequently employs alkaline metal salts to enhance conductivity and reduce overpotential for Zn plating. While these additives improve conductivity, the presence of more mobile alkali cations c…
View article: Recoverable Aggregate-Rich Liquefied Gas Electrolytes for Enabling High-Voltage Lithium Metal Batteries
Recoverable Aggregate-Rich Liquefied Gas Electrolytes for Enabling High-Voltage Lithium Metal Batteries Open
High-energy density, improved safety, temperature resilience, and sustainability are desirable yet rarely simultaneously achieved properties in lithium-battery electrolytes. In this work, we present an aggregate-rich electrolyte that lever…
View article: Recoverable aggregate-rich liquefied gas electrolytes for enabling high-voltage lithium metal batteries
Recoverable aggregate-rich liquefied gas electrolytes for enabling high-voltage lithium metal batteries Open
High-energy density, temperature resilience, and sustainability are desirable yet rarely simultaneously achieved properties in lithium-battery electrolytes.
View article: Solvent-mediated oxide hydrogenation in layered cathodes
Solvent-mediated oxide hydrogenation in layered cathodes Open
Self-discharge and chemically induced mechanical effects degrade calendar and cycle life in intercalation-based electrochromic and electrochemical energy storage devices. In rechargeable lithium-ion batteries, self-discharge in cathodes ca…
View article: Initiatives to the Global Representation of Scientific Collections
Initiatives to the Global Representation of Scientific Collections Open
Ensuring that all global scientific collections become accessible online is a challenge. The Global Biodiversity Information Facility (GBIF) maintains a Global Registry of Scientific Collections (GRSciColl) but as of May 2023, 58% of the c…
View article: Cation-Dependent Solvation Behavior of Aqueous Triflate Electrolytes
Cation-Dependent Solvation Behavior of Aqueous Triflate Electrolytes Open
We investigated trends in the cation-dependent solvation behavior and electrochemical stability of aqueous electrolytes with ten trifluoromethanesulfonate (OTf) salts (Li+, Na+, K+, NH4+, NMe3Et+, Mg2+, Zn2+, Ca2+, Ba2+, and Al3+). Our fin…
View article: Engineering Robust Battery Interphases with Dilute Fluorinated Cations
Engineering Robust Battery Interphases with Dilute Fluorinated Cations Open
Controlling solid electrolyte interphase (SEI) in batteries is crucial for their efficient cycling. Herein, we demonstrate an approach to enable robust battery performance that does not rely on high fractions of fluorinated species in elec…
View article: Robust battery interphases from dilute fluorinated cations
Robust battery interphases from dilute fluorinated cations Open
This approach utilizes electrostatic attraction of very low fractions (~0.1 wt%) of readily reducible fluorinated cations in electrolyte to form a robust fluorine-rich SEI and enable stable Li-metal batteries.
Review on Low-Temperature Electrolytes for Lithium-Ion and Lithium Metal Batteries Open
Among various rechargeable batteries, the lithium-ion battery (LIB) stands out due to its high energy density, long cycling life, in addition to other outstanding properties. However, the capacity of LIB drops dramatically at low temperatu…
View article: Delocalized, Asynchronous, Closed-Loop Discovery of Organic Laser Emitters
Delocalized, Asynchronous, Closed-Loop Discovery of Organic Laser Emitters Open
Contemporary materials discovery requires intricate sequences of synthesis, formulation and characterization that often span multiple locations with specialized expertise or instrumentation. To accelerate these workflows, we present a clou…
View article: Nanoscale structure of a hybrid aqueous–nonaqueous electrolyte
Nanoscale structure of a hybrid aqueous–nonaqueous electrolyte Open
A new class of electrolytes have been reported, hybridizing aqueous with non-aqueous solvents, which combines non-flammability and non-toxicity characteristics of aqueous electrolytes with the superior electrochemical stability of non-aque…
View article: Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn plating
Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn plating Open
Rechargeable aqueous Zn metal batteries are promising systems for grid storage because of their high energy density, low cost, and non-flammability. However, Zn metal anodes have major limitations due to dendrite formation and concurrent w…
View article: Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn plating
Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn plating Open
Rechargeable aqueous Zn metal batteries are promising systems for grid storage because of their high energy density, low cost, and non-flammability. However, Zn metal anodes have major limitations due to dendrite formation and concurrent w…
View article: Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn batteries
Creating water-in-salt-like environment using coordinating anions in non-concentrated aqueous electrolytes for efficient Zn batteries Open
By using coordinating anions such as acetate, a water-in-salt-like coordination environment of Zn ions is achieved in relatively dilute conditions, leading to prolonged and efficient cycling of zinc metal anodes.
View article: A cellulose-derived supramolecule for fast ion transport
A cellulose-derived supramolecule for fast ion transport Open
Supramolecular frameworks have been widely synthesized for ion transport applications. However, conventional approaches of constructing ion transport pathways in supramolecular frameworks typically require complex processes and display poo…
View article: Electrolyte Solvation and Ionic Association: Part IX. Structures and Raman Spectroscopic Characterization of LiFSI Solvates
Electrolyte Solvation and Ionic Association: Part IX. Structures and Raman Spectroscopic Characterization of LiFSI Solvates Open
The bis(fluorosulfonyl)imide anion N(SO 2 F) 2 − (i.e., FSI − ) (also referred to as bis(fluorosulfonyl)amide (i.e., FSA − ) and imidodi(sulphuryl fluoride)) has attracted tremendous interest in recent years for its utility in both lithium…
Dynamic Structure Discovery Applied to the Ion Transport in the Ubiquitous Lithium-ion Battery Electrolyte LP30 Open
The electrolytes of the today omnipresent lithium-ion batteries (LIBs) have for more than 25 years been based upon 1 M LiPF 6 in a 50:50 EC:DMC mixture—commonly known as LP30. The success of the basic design of the LP30 electrolyte, with m…
Localized Hydrophobicity in Aqueous Zinc Electrolytes Improves Zinc Metal Reversibility Open
The rechargeability of aqueous zinc metal batteries is plagued by parasitic reactions of the zinc metal anode and detrimental morphologies such as dendritic or dead zinc. To improve the zinc metal reversibility, hereby we report a new solu…