Gesellschaft Deutscher Chemiker

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Chemistry–Methods

Chemistry–Methods

Impedance Response Analysis of Anion Exchange Membrane Electrolyzers for Determination of the Electrochemically Active Catalyst Surface Area

Artikel

Impedance Response Analysis of Anion Exchange Membrane Electrolyzers for Determination of the Electrochemically Active Catalyst Surface Area

von Sebastian A. et al.

· 09.03.2024

Impedance Response Analysis of Anion Exchange Membrane Electrolyzers for Determination of the Electrochemically Active Catalyst Surface Area

We present an equivalent electrical circuit to analyze the impedance response of anion exchange membrane electrolyzers. It is based on the reaction kinetics at anode and cathode and enables analysis of critical parameters such as double layer capaci...

Versatile Spectroscopic Cell for Operando Studies in Heterogeneous Catalysis Using Tender X‐ray Spectroscopy in Fluorescence Mode

Artikel

Versatile Spectroscopic Cell for Operando Studies in Heterogeneous Catalysis Using Tender X‐ray Spectroscopy in Fluorescence Mode

von H. A. et al.

· 09.03.2024

Versatile Spectroscopic Cell for Operando Studies in Heterogeneous Catalysis Using Tender X‐ray Spectroscopy in Fluorescence Mode

Utilizing a customized in situ/operando cell designed for X-ray spectroscopy in the tender X-ray range, an investigation is reported that unraveled the interactions between the noble metal, support, and reactive molecules throughout the catalytic be...

Cover Picture: (Chem. Methods 3/2024)

Artikel

Cover Picture: (Chem. Methods 3/2024)

09.03.2024

Cover Picture: (Chem. Methods 3/2024)

Exploring the Capability of Framework Materials to Improve Cathodes’ Performance for High‐energy Lithium‐ion Batteries

Artikel

Exploring the Capability of Framework Materials to Improve Cathodes’ Performance for High‐energy Lithium‐ion Batteries

von Rajashree Konar et al.

· 09.03.2024

Exploring the Capability of Framework Materials to Improve Cathodes’ Performance for High‐energy Lithium‐ion Batteries

Metal–organic frameworks (MOFs) and zeolites are unconventional solutions for the surface engineering of high-voltage or high-capacity cathode materials. Framework materials have favorable characteristics like manageable structures, topological cont...

Opportunities and Obstacles in LCTEM Nanoimaging – A Review

Artikel

Opportunities and Obstacles in LCTEM Nanoimaging – A Review

von Tomasz Tarnawski et al.

· 09.03.2024

Opportunities and Obstacles in LCTEM Nanoimaging – A Review

Liquid Cell Transmission Electron Microscopy (LCTEM) is a great progression in nanostructure imaging, allowing the observation of chemical reactions in real time. LCTEM remains one of the highest achievements in the field of nanostructures imaging. ...

Non‐Conventional Methodologies for the Synthesis of N‐Nitrosamines

Artikel

Non‐Conventional Methodologies for the Synthesis of N‐Nitrosamines

von Rojan Ali et al.

· 04.03.2024

Non‐Conventional Methodologies for the Synthesis of N‐Nitrosamines

Herein we highlight key concepts behind unconventional synthetic routes towards the synthesis of N-nitrosamines in comparison to traditional chemical routes. These include electrochemical, photochemical, and flow methodologies. Easier and cleaner ac...

Thermal Elimination of Pyridine from a Uranium Trichloride Precursor

Artikel

Thermal Elimination of Pyridine from a Uranium Trichloride Precursor

von Karla A. et al.

· 01.03.2024

Thermal Elimination of Pyridine from a Uranium Trichloride Precursor

This research article describes a facile synthesis of uranium trichloride (UCl₃) from a pyridine precursor UCl₃py₂ (py=pyridine) improving accessibility to this compound. It is envisioned that this preparation will be adopted by many laboratories, e...

Chemogenetic Tools in Focus: Proximity, Conformation, and Sterics

Artikel

Chemogenetic Tools in Focus: Proximity, Conformation, and Sterics

von Jiaqi Shen et al.

· 29.02.2024

Chemogenetic Tools in Focus: Proximity, Conformation, and Sterics

Chemogenetic tools have been widely applied to interrogate dynamic biological processes. They are genetically encoded systems that are controlled by user-defined chemicals. In this review, chemogenetic tool designs for various biological application...