Robert Kostecki
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View article: Forward Osmosis Desalination Using Thermoresponsive Ionic Liquids: Bench-Scale Demonstration and Cost Analysis
Forward Osmosis Desalination Using Thermoresponsive Ionic Liquids: Bench-Scale Demonstration and Cost Analysis Open
Forward osmosis (FO) desalination using thermoresponsive ionic liquid (IL)-water mixtures is a promising technology for treating nontraditional water sources. However, its demonstration has primarily been at the lab-scale, with water flux …
View article: Electrode-Omics Reveals Epochs in Silicon Anode Evolution Underpinning Electro-Chemo-Mechanical Resilience
Electrode-Omics Reveals Epochs in Silicon Anode Evolution Underpinning Electro-Chemo-Mechanical Resilience Open
Here, we advance electrode-omics to identify evolutionary bursts by which ethereal mixed-salt locally superconcentrated electrolytes (LSCE) containing lithium bis(fluorosulfonyl)imide (LiFSI) and LiClO4 mitigate silicon anode degradation t…
View article: Evaluating the influence of surface reconstruction layers in Li/Mn-Rich layered oxide (LMR) electrodes on the anionic redox reactions and electrochemical properties of LMR || Li Cells
Evaluating the influence of surface reconstruction layers in Li/Mn-Rich layered oxide (LMR) electrodes on the anionic redox reactions and electrochemical properties of LMR || Li Cells Open
Lithium(Li)- and manganese(Mn)-rich layered oxides (LMRs) are attractive candidates for cathodes in Li-metal or Li-ion batteries due to their exceptionally high specific capacities, which stem from both cationic and anionic redox processes…
View article: CO<sub>2</sub> Electrolysis Using Metal-Supported Solid Oxide Cells with Infiltrated Pr<sub>0.5</sub>Sr<sub>0.4</sub>Mn<sub>0.2</sub>Fe<sub>0.8</sub>O<sub>3−δ</sub> Catalyst
CO<sub>2</sub> Electrolysis Using Metal-Supported Solid Oxide Cells with Infiltrated Pr<sub>0.5</sub>Sr<sub>0.4</sub>Mn<sub>0.2</sub>Fe<sub>0.8</sub>O<sub>3−δ</sub> Catalyst Open
Electrochemical conversion of CO 2 to CO is demonstrated with symmetric-structured metal supported solid oxide cells (MS-SOC). Perovskite Pr 0.5 Sr 0.4 Mn 0.2 Fe 0.8 O 3− δ (PSMF) and Pr 6 O 11 catalysts were infiltrated into the MS-SOC ca…
View article: <i>Operando</i> Infrared Nanospectroscopy of the Silicon/Electrolyte Interface during Initial Stages of Solid-Electrolyte-Interphase Layer Formation
<i>Operando</i> Infrared Nanospectroscopy of the Silicon/Electrolyte Interface during Initial Stages of Solid-Electrolyte-Interphase Layer Formation Open
The solid electrolyte interphase (SEI) is a critical component in Li-ion batteries; however, its nanoscale structure and composition and unstable nature make it difficult to characterize and ascertain primary functional mechanisms. We use …
View article: <i>In operando</i> Raman microscopy of the Cu/Li<sub>1.5</sub>Al<sub>0.5</sub>Ge<sub>1.5</sub>(PO<sub>4</sub>)<sub>3</sub> solid electrolyte interphase
<i>In operando</i> Raman microscopy of the Cu/Li<sub>1.5</sub>Al<sub>0.5</sub>Ge<sub>1.5</sub>(PO<sub>4</sub>)<sub>3</sub> solid electrolyte interphase Open
In operando Raman microscopy has revealed that the reduction of Li 1.5 Al 0.5 Ge 1.5 (PO 4 ) 3 (LAGP) to Ge particles surrounded by Li-phosphates occurs in reaction hotspots at the Cu/LAGP interface.
View article: Detection and Signal Processing for Near‐Field Nanoscale Fourier Transform Infrared Spectroscopy
Detection and Signal Processing for Near‐Field Nanoscale Fourier Transform Infrared Spectroscopy Open
Researchers from a broad spectrum of scientific and engineering disciplines are increasingly using scattering‐type near‐field infrared spectroscopic techniques to characterize materials non‐destructively with nanoscale spatial resolution. …
View article: Infrared nanoimaging and nanospectroscopy of electrochemical energy storage materials and interfaces
Infrared nanoimaging and nanospectroscopy of electrochemical energy storage materials and interfaces Open
Electrochemical interfaces are central to the function and performance of energy storage devices. Thus, the development of new methods to characterize these interfaces, in conjunction with electrochemical performance, is essential for brid…
View article: Synchrotron Near-Field Infrared Nanospectroscopy and Nanoimaging of Lithium Fluoride in Solid Electrolyte Interphases in Li-Ion Battery Anodes
Synchrotron Near-Field Infrared Nanospectroscopy and Nanoimaging of Lithium Fluoride in Solid Electrolyte Interphases in Li-Ion Battery Anodes Open
Lithium fluoride (LiF) is a ubiquitous component in the solid electrolyte interphase (SEI) layer in Li-ion batteries. However, its nanoscale structure, morphology, and topology, important factors for understanding LiF and SEI film function…
View article: Systems and methods for water desalination using thermo-responsive ionic liquids regenerated by solar energy
Systems and methods for water desalination using thermo-responsive ionic liquids regenerated by solar energy Open
This disclosure provides systems, methods, and apparatus related to water desalination. In one aspect, a method includes generating a diluted draw solution using forward osmosis. Wastewater is on a first side of an osmotic membrane and a d…
View article: Light-driven C-H activation mediated by 2D transition metal dichalcogenides
Light-driven C-H activation mediated by 2D transition metal dichalcogenides Open
C-H bond activation enables the facile synthesis of new chemicals. While C-H activation in short-chain alkanes has been widely investigated, it remains largely unexplored for long-chain organic molecules. Here, we report light-driven C-H a…
View article: Devices and methods for removing dissolved ions from water using composite resin electrodes
Devices and methods for removing dissolved ions from water using composite resin electrodes Open
The present invention provides for a device useful or removing dissolved ions from water comprising or configured to comprise composite resin electrodes. The present invention provides for a device useful for removing dissolved ions from w…
View article: An infrared, Raman, and X-ray database of battery interphase components
An infrared, Raman, and X-ray database of battery interphase components Open
Further technological advancement of both lithium-ion and emerging battery technologies can be catalyzed by an improved understanding of the chemistry and working mechanisms of the solid electrolyte interphases (SEIs) that form at electroc…
View article: Exploring the Storage Mechanism of Alkali Ions in Non-Graphitic Hard Carbon Anodes
Exploring the Storage Mechanism of Alkali Ions in Non-Graphitic Hard Carbon Anodes Open
This study aims to develop high-capacity hard carbon anode materials for alkali-ion batteries by controlling the microstructures of non-graphitic hard carbon through an annealing protocol and investigating the effects on the alkali-ion sto…
View article: Revealing the degradation pathways of layered Li-rich oxide cathodes
Revealing the degradation pathways of layered Li-rich oxide cathodes Open
Layered Li-rich transition metal oxides (LRTMO) are one of the most promising cathode candidates for high energy density lithium batteries due to the redox contributions from transition metal (TM) cations and oxygen (O) anion. However, the…
View article: Electrochemical conversion of methane to ethylene, olefins, and paraffins using metal-supported solid oxide cells
Electrochemical conversion of methane to ethylene, olefins, and paraffins using metal-supported solid oxide cells Open
Electrochemical oxidative coupling of methane (E-OCM) with Sr2Fe1·5Mo0·5O6–δ (SFM) catalyst is demonstrated with metal-supported solid oxide cells (MS-SOC). SFM anode and Pr6O11 cathode catalysts are loaded into a porous symmetric-architec…
View article: The Effect of the SEI Layer Mechanical Deformation on the Passivity of a Si Anode in Organic Carbonate Electrolytes
The Effect of the SEI Layer Mechanical Deformation on the Passivity of a Si Anode in Organic Carbonate Electrolytes Open
The solid electrolyte interphase (SEI) on a Si negative electrode in carbonate-based organic electrolytes shows intrinsically poor passivating behavior, giving rise to unsatisfactory calendar life of Li-ion batteries. Moreover, mechanical …
View article: Detection and Signal Processing for Near-Field Nanoscale Fourier Transform Infrared Spectroscopy
Detection and Signal Processing for Near-Field Nanoscale Fourier Transform Infrared Spectroscopy Open
Researchers from a broad spectrum of scientific and engineering disciplines are increasingly using near-field infrared spectroscopic techniques to characterize materials nondestructively and with nanoscale spatial resolution. However, sub-…
View article: Nano-FTIR Spectroscopy of the Solid Electrolyte Interphase Layer on a Thin-Film Silicon Li-Ion Anode
Nano-FTIR Spectroscopy of the Solid Electrolyte Interphase Layer on a Thin-Film Silicon Li-Ion Anode Open
Si anodes for Li-ion batteries are notorious for their large volume expansion during lithiation and the corresponding detrimental effects on cycle life. However, calendar life is the primary roadblock for widespread adoption. During calend…
View article: Modified carbon black materials for lithium-ion batteries
Modified carbon black materials for lithium-ion batteries Open
A lithium (Li) ion battery comprising a cathode, a separator, an organic electrolyte, an anode, and a carbon black conductive additive, wherein the carbon black has been heated treated in a CO.sub.2 gas environment at a temperature range o…
View article: Microwave plasma CVD of NANO structured tin/carbon composites
Microwave plasma CVD of NANO structured tin/carbon composites Open
A method for forming a graphitic tin-carbon composite at low temperatures is described. The method involves using microwave radiation to produce a neutral gas plasma in a reactor cell. At least one organo tin precursor material in the reac…
View article: Photochromic, electrochromic, photoelectrochromic and photovoltaic devices
Photochromic, electrochromic, photoelectrochromic and photovoltaic devices Open
A light activated photoelectrochromic device is formed of a two-component system formed of a photoactive charge carrier generating material and electrochromic material (plus an elecrolyte). Light interacts with a semiconductive material to…
View article: Composite Cathode Design for High-Energy All-Solid-State Lithium Batteries with Long Cycle Life
Composite Cathode Design for High-Energy All-Solid-State Lithium Batteries with Long Cycle Life Open
All-solid-state batteries (ASSBs) consisting of a 4 V class layered oxide cathode active material (CAM), an inorganic solid-state electrolyte (SE), and a lithium metal anode are considered the future of energy storage technologies. To date…
View article: Aging‐Driven Composition and Distribution Changes of Electrolyte and Graphite Anode in 18650‐Type Li‐Ion Batteries (Adv. Energy Mater. 45/2022)
Aging‐Driven Composition and Distribution Changes of Electrolyte and Graphite Anode in 18650‐Type Li‐Ion Batteries (Adv. Energy Mater. 45/2022) Open
Lithium-Ion Batteries In article number 2201652, Anatoliy Senyshyn and co-workers investigate the degradation mechanisms of real life 18650-type lithium-ion batteries using a combination of neutron diffraction, calorimetry, infrared measur…
View article: Aging‐Driven Composition and Distribution Changes of Electrolyte and Graphite Anode in 18650‐Type Li‐Ion Batteries
Aging‐Driven Composition and Distribution Changes of Electrolyte and Graphite Anode in 18650‐Type Li‐Ion Batteries Open
A series of low‐temperature studies on LiNi 0.80 Co 0.15 Al 0.05 O 2 18650‐type batteries of high‐energy type with different stabilized states of fatigue is carried out using spatially resolved neutron powder diffraction, infrared/thermal …
View article: Molecular Langmuir–Blodgett Film for Silicon Anode Interface Engineering
Molecular Langmuir–Blodgett Film for Silicon Anode Interface Engineering Open
Silicon-based anodes are widely expected to vastly improve the performance of lithium-ion batteries (LIBs). However, the silicon anode interface is well-known to be unstable and reactive, leading to various electrolyte side reactions that …