Stefan Kaskel
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View article: Analysis of the Electrochemical Stability of Sulfide Solid Electrolyte Dry Films for Improved Dry‐Processed Solid‐State Batteries
Analysis of the Electrochemical Stability of Sulfide Solid Electrolyte Dry Films for Improved Dry‐Processed Solid‐State Batteries Open
The solvent‐free processing of cell components is attracting growing interest, as it avoids energy‐intensive drying and solvent recovery procedures. In solid‐state batteries, the dry processing of solid electrolyte (SE) films results in im…
View article: Balancing Polysulfide Distribution in “Anode‐Free” Lithium–Sulfide Batteries
Balancing Polysulfide Distribution in “Anode‐Free” Lithium–Sulfide Batteries Open
Lithium–sulfide positive electrodes represent a promising alternative to established transition metal‐based positive electrodes due to enhanced specific capacity and sustainability. While positive electrodes containing elemental sulfur req…
View article: Best‐Practice Reporting for Porous Materials Adsorption Data
Best‐Practice Reporting for Porous Materials Adsorption Data Open
Recent decades have seen an enormous evolution of novel porous materials for catalysis, energy efficient processes, and sustainable technologies to improve life quality. Adsorption characterization is essential to provide descriptors of ma…
View article: Best‐Practice Reporting for Porous Materials Adsorption Data
Best‐Practice Reporting for Porous Materials Adsorption Data Open
Recent decades have seen an enormous evolution of novel porous materials for catalysis, energy efficient processes, and sustainable technologies to improve life quality. Adsorption characterization is essential to provide descriptors of ma…
View article: Restoring Porosity and Uncovering Flexibility in Pillared 3D‐Linker Metal‐Organic Frameworks
Restoring Porosity and Uncovering Flexibility in Pillared 3D‐Linker Metal‐Organic Frameworks Open
Porous adsorbents have emerged as leading materials for carbon capture, where pressure‐controlled regeneration offers a key advantage over energy‐demanding temperature swing adsorption. Flexible metal‐organic frameworks (MOFs) comprised of…
View article: Scalable cathode electrode and sulfidic separator manufacturing by DRYtraec® process for solid-state batteries
Scalable cathode electrode and sulfidic separator manufacturing by DRYtraec® process for solid-state batteries Open
Solid-state batteries (SSBs) represent a promising alternative to conventional lithium-ion batteries (LIBs) by substituting liquid electrolytes with solid-state materials, significantly improving safety and energy density. However, traditi…
View article: Transformation of a Silicate Material for Carbon Negative Magnesia‐Based Cement via Electrochemistry
Transformation of a Silicate Material for Carbon Negative Magnesia‐Based Cement via Electrochemistry Open
Magnesium silicate hydrate cement (M‐S‐H) can be formed from magnesium oxide (MgO) and silica phases which offer unique properties compared to traditional calcium‐based Portland cement (PC). The present study explores the transformation of…
View article: Synthesis of Tetragonal BaTiO3 Nanoparticles in Methanol
Synthesis of Tetragonal BaTiO3 Nanoparticles in Methanol Open
BaTiO3 (BT) is an essential material for many applications due to its dielectric, ferroelectric, and piezoelectric properties; nevertheless, it has been reported to possess a “critical size” in the nanoscale below which its outstanding pro…
View article: Gate controlled EDL-based capacitor-diodes (G-CAPode) for switchable signal filters with logic gate functionality
Gate controlled EDL-based capacitor-diodes (G-CAPode) for switchable signal filters with logic gate functionality Open
This work explores a novel application of the G-CAPode – a previously developed, 3D-printed gate-controlled electrochemical capacitor-diode – by demonstrating its ability to perform logic operations in ionic circuits. The G-CAPode integrat…
View article: Adsorption mechanism in crystalline micropores: multimodal fluctuations, phase coexistence and phase transformations in nanoconfinement
Adsorption mechanism in crystalline micropores: multimodal fluctuations, phase coexistence and phase transformations in nanoconfinement Open
Understanding molecular adsorption in microporous materials is key to advancing gas separation, storage, and catalysis. Here, we study CO₂ and CH₄ adsorption in crystalline metal-organic frameworks (IRMOF-1, 8, 10, and 14), emphasizing the…
View article: Pore Size Engineering of MOFs by Pore Edge Reaction: Tetrazine Click and Hydrogen Adsorption in Theory and Experiment
Pore Size Engineering of MOFs by Pore Edge Reaction: Tetrazine Click and Hydrogen Adsorption in Theory and Experiment Open
Precise control over the porosity of metal-organic frameworks (MOFs) is crucial to optimize their properties and leverage their inherent tunability. However, there are ongoing challenges in pore size engineering for each MOF platform such …
View article: Tailoring the Dynamics of Al Metal–Organic Framework Nanocrystals: From Rigid Nanoparticles to Flexible Nanowires
Tailoring the Dynamics of Al Metal–Organic Framework Nanocrystals: From Rigid Nanoparticles to Flexible Nanowires Open
Here we describe the synthesis of a series of 1D anisotropic Al metal-organic framework (i.e., DUT-5(Al)) nanostructures differing in their crystal dimensions and aspect ratios. By using graphene oxide (GO) nanoscrolls as structure-directi…
View article: How a Single Atom Influences the Spatiotemporal Response of Flexible MOFs: Insights from Theory and Experiment
How a Single Atom Influences the Spatiotemporal Response of Flexible MOFs: Insights from Theory and Experiment Open
Flexible metal-organic frameworks (MOFs) are porous materials exhibiting spatiotemporal responses to environmental changes, which significantly affect their sorption properties and offer potential technological breakthroughs. In this study…
View article: Anisotropic node distortions in amorphous MOFs: Low-valent Zr sites as catalytic hotspots
Anisotropic node distortions in amorphous MOFs: Low-valent Zr sites as catalytic hotspots Open
We introduce a new approach to defect engineering in Zr-based metal-organic frameworks (Zr-MOFs), aiming to reduce Zr site valency while preserving high node connectivity. Using a rapid heat treatment (RHT) in humid air, oxygen vacancies (…
View article: Dynamic Solvent System as a novel approach in sustainable pyrazolate MOF crystallization
Dynamic Solvent System as a novel approach in sustainable pyrazolate MOF crystallization Open
Herein we report a novel and green synthetic approach for pyrazolate-based metal-organic frameworks (MOFs) as demonstrated by the three prominent examples of this material class: [Ni(bdp)]n, and two supramolecular isomers [Zn(bdp)]n and BU…
View article: Dry Battery Electrode Technology: From Early Concepts to Industrial Applications (Adv. Energy Mater. 24/2025)
Dry Battery Electrode Technology: From Early Concepts to Industrial Applications (Adv. Energy Mater. 24/2025) Open
View article: Nanostructured h-WO<sub>3</sub>-Based Ionologic Gates with Enhanced Rectification and Transistor Functionality
Nanostructured h-WO<sub>3</sub>-Based Ionologic Gates with Enhanced Rectification and Transistor Functionality Open
Iontronic devices link ion-based transport with established electronic systems. Emerging capacitive devices, such as CAPode and G-Cap, feature diode-like rectification and transistor-like switching, respectively, through electrochemical ca…
View article: Redox-active electrolyte-based printed ionologic devices
Redox-active electrolyte-based printed ionologic devices Open
View article: A Diazo Linker Ligand Promotes Flexibility and Induced Fit Binding in a Microporous Copper Coordination Network
A Diazo Linker Ligand Promotes Flexibility and Induced Fit Binding in a Microporous Copper Coordination Network Open
Flexible organic linkers represent an intuitive and effective strategy to design flexible metal–organic materials. We report herein a systematic study concerning the effect of varying the central bond of mixed pyridyl‐benzoate linkers, L, …
View article: A Diazo Linker Ligand Promotes Flexibility and Induced Fit Binding in a Microporous Copper Coordination Network
A Diazo Linker Ligand Promotes Flexibility and Induced Fit Binding in a Microporous Copper Coordination Network Open
Flexible organic linkers represent an intuitive and effective strategy to design flexible metal–organic materials. We report herein a systematic study concerning the effect of varying the central bond of mixed pyridyl‐benzoate linkers, L, …
View article: Dry Battery Electrode Technology: From Early Concepts to Industrial Applications
Dry Battery Electrode Technology: From Early Concepts to Industrial Applications Open
The increasing demand for clean and efficient energy storage makes the environmentally friendly and cost‐effective production of lithium‐ion batteries a focal point in current battery research and development. Dry battery electrode (DBE) c…
View article: 2D Conjugated Metal–Organic Frameworks as Electrocatalysts for Boosting Glycerol Upgrading Coupled with Hydrogen Production
2D Conjugated Metal–Organic Frameworks as Electrocatalysts for Boosting Glycerol Upgrading Coupled with Hydrogen Production Open
The valorisation of glycerol using renewable electricity is recognised as an effective and attractive approach for producing high‐value compounds from biomass byproducts. 2D conjugated metal–organic frameworks (2D c‐MOFs) have emerged as p…
View article: 2D Conjugated Metal–Organic Frameworks as Electrocatalysts for Boosting Glycerol Upgrading Coupled with Hydrogen Production
2D Conjugated Metal–Organic Frameworks as Electrocatalysts for Boosting Glycerol Upgrading Coupled with Hydrogen Production Open
The valorisation of glycerol using renewable electricity is recognised as an effective and attractive approach for producing high‐value compounds from biomass byproducts. 2D conjugated metal–organic frameworks (2D c‐MOFs) have emerged as p…
View article: Probing the Limits of Mechanical Stability of the Mesoporous Metal–Organic Framework DUT-76(Cu) by Hydrocarbon Physisorption
Probing the Limits of Mechanical Stability of the Mesoporous Metal–Organic Framework DUT-76(Cu) by Hydrocarbon Physisorption Open
The mechanical robustness of MOFs is crucial in most adsorption-related applications. Herein, we investigated the interaction of the mesoporous metal-organic framework DUT-76(Cu) with various C1-C4 hydrocarbons at their boiling points. Dur…
View article: A Printed Gate Controlled Electrochemical Capacitor‐Diode (G‐CAPode) for AC Filtering Applications
A Printed Gate Controlled Electrochemical Capacitor‐Diode (G‐CAPode) for AC Filtering Applications Open
For the first time, a printable, miniaturized, and gate‐controlled electrochemical capacitor‐diode (G‐CAPode) is presented. The heart of the device consists of a recently developed asymmetric electrical double‐layer capacitor system based …
View article: [Cu<sub>2</sub>(trz-ia)<sub>2</sub>]─An Ultramicroporous Cu<sub>2</sub> Paddle Wheel Triazolyl Isophthalate MOF: A Comparative Study of Its Properties in Dihydrogen Adsorption and Isotopologue Separation
[Cu<sub>2</sub>(trz-ia)<sub>2</sub>]─An Ultramicroporous Cu<sub>2</sub> Paddle Wheel Triazolyl Isophthalate MOF: A Comparative Study of Its Properties in Dihydrogen Adsorption and Isotopologue Separation Open
A Cu2 paddle wheel-based metal-organic framework, [Cu2(trz-ia)2] (trz-ia2- = 5-(4H-1,2,4-triazol-4-yl) isophthalate), is investigated for hydrogen adsorption and hydrogen isotopologue sepa…
View article: High Shear Dispersion Techniques for Up‐Scaling and Controllable Cathode Morphology in High Performance Li−S Pouch Cells
High Shear Dispersion Techniques for Up‐Scaling and Controllable Cathode Morphology in High Performance Li−S Pouch Cells Open
The lithium sulfur (Li−S) cell chemistry is promising due to the high specific capacity of its active materials resulting in high specific energy cells. In the past years, the number of publications on practical prototype cells have increa…
View article: Engineering Photoswitching Dynamics in 3D Photochromic Metal–Organic Frameworks through a Metal–Organic Polyhedron Design
Engineering Photoswitching Dynamics in 3D Photochromic Metal–Organic Frameworks through a Metal–Organic Polyhedron Design Open
Metal-organic polyhedra (MOPs) are versatile supramolecular building blocks for the design of highly porous frameworks by reticular assembly because of their diverse geometries, multiple degrees of freedom regarding functionalization, and …
View article: Uncovering the Dynamic CO<sub>2</sub> Gas Uptake Behavior of CALF‐20 (Zn) under Varying Conditions via Positronium Lifetime Analysis
Uncovering the Dynamic CO<sub>2</sub> Gas Uptake Behavior of CALF‐20 (Zn) under Varying Conditions via Positronium Lifetime Analysis Open
Carbon dioxide (CO 2 ) is a major greenhouse gas contributing to global warming. Adsorption in porous sorbents offers a promising method for CO 2 capture and storage. The zinc‐triazole‐oxalate‐based Calgary framework 20 (CALF‐20) demonstra…
View article: Nanostructured h-WO₃-Based Ionologic Gates with Enhanced Rectification and Transistor Functionality
Nanostructured h-WO₃-Based Ionologic Gates with Enhanced Rectification and Transistor Functionality Open
Iontronic devices link ion-based transport with established electronic systems. Emerging capacitive devices, like CAPode and G-Cap, feature diode-like rectification and transistor-like switching, respectively, through electrochemical capac…