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Search results for transmission electron microscopy

Analytical Chemistry Feb 14, 2025

Novel catalyst enhances oxygen evolution reaction in acidic conditions to boost green hydrogen production

In a significant advancement for renewable energy technologies, a new catalyst has been developed that dramatically improves the efficiency and stability of the oxygen evolution reaction (OER) in acidic media, a critical ...

Nanophysics Feb 11, 2025

Miniaturization of thin films uncovers 'Goldilocks zone' in relaxor ferroelectrics

A new study led by Rice University materials scientist Lane Martin sheds light on how the extreme miniaturization of thin films affects the behavior of relaxor ferroelectrics—materials with noteworthy energy-conversion ...

Paleontology & Fossils Feb 10, 2025

Age and burial environment don't hinder soft tissue preservation in dinosaurs, study suggests

Soft tissue preservation in fossils does not seem to depend upon the species, age or burial environment of the fossils in question, according to new research from North Carolina State University. The work, published in Scientific ...

Analytical Chemistry Jan 29, 2025

The secret life of catalysts: Scientists reveal unanticipated forms during nitrate reduction

Scientists have made an advancement in the field of electrocatalysis. Their latest research, published in the journal Nature Materials, sheds light on how catalysts can stay in unanticipated forms during the process of nitrate ...

Analytical Chemistry Jan 27, 2025

Trimetallic synergy and defects: A catalyst for climate action

A study appearing in Proceedings of the National Academy of Sciences introduces a trimetallic catalyst—including nickel (Ni), copper (Cu), and zinc (Zn) nanoparticles supported on defective ceria (CeO2)—that achieves ...

Nanophysics Jan 21, 2025

Nanoislands on silicon enable switchable topological textures for new electronic applications

Ferroelectrics at the nanoscale exhibit a wealth of polar and sometimes swirling (chiral) electromagnetic textures that not only represent fascinating physics, but also promise applications in future nanoelectronics. For ...

Nanophysics Jan 13, 2025

Versatile nanothermometer enables real-time material structure and temperature observation

Technological advancements in the simultaneous observation of ultrafine structures and temperature changes in materials are paving the way for the development of advanced materials. This innovation is expected to facilitate ...

Analytical Chemistry Jan 9, 2025

Self-improving catalyst boosts hydrogen generation from ammonia

Scientists have created a catalyst for hydrogen generation from ammonia that becomes more active with time, and by counting atoms, revealed changes that boost the catalyst's performance.

Polymers Jan 6, 2025

Scientists synthesize single-crystal sp² carbon-linked covalent organic frameworks

Chinese scientists proposed a novel imine-to-olefin transformation strategy to synthesize single-crystal sp² carbon-linked covalent organic frameworks (sp²c-COFs).

Analytical Chemistry Dec 12, 2024

Novel zeolite structure demonstrates superior heavy oil cracking efficiency

Researchers have developed a new aluminosilicate zeolite, ZMQ-1, which features a unique intersecting meso-microporous channel system that is expected to enhance catalytic processes in the petrochemical industry.

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