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Search results for graphene oxide

Analytical Chemistry Sep 19, 2024

Researchers achieve aluminum molecular ring-based rotaxane and polyrotaxane

Rotaxanes have garnered interest for their unique structures consisting of mechanically interlocked axles and macrocycles. Numerous organic macrocycles have been employed to construct rotaxanes, including crown ether, cyclobis(paraquat-p-phenylene), ...

Analytical Chemistry Sep 17, 2024

Graphite oxidation experiments reveal new type of oscillating chemical reaction

A reaction that puzzled scientists for 50 years has now been explained by researchers at Umeå University. Rapid structural snapshots captured how graphite transforms into graphite oxide during electrochemical oxidation, ...

Analytical Chemistry Sep 12, 2024

Catalyzing environmental cleanup: A highly active and selective molecular catalyst and electrified membrane

Some chemicals create environmental problems; others, fortunately, can help clean them up. Chemists from Yale University and their colleagues have developed an electrochemical catalyst and membrane that offers an efficient ...

Nanomaterials Sep 12, 2024

Researchers develop proton barrier films using pore-free graphene oxide

Kumamoto University's research team, led by Assistant Professor Kazuto Hatakeyama and Professor Shintaro Ida of Institute of Industrial Nanomaterials, has announced a groundbreaking development in hydrogen ion barrier films ...

Materials Science Aug 28, 2024

Engineers develop all-in-one solution to catch and destroy 'forever chemicals'

Chemical engineers at the University of British Columbia have developed a new treatment that traps and treats PFAS substances—widely known as "forever chemicals"—in a single, integrated system.

Nanomaterials Aug 22, 2024

High speed, large-area deposition nanofilm production possible with new technique

A Japanese research team led by Professor Minoru Osada from the Institute for Materials and Systems for Sustainability (IMaSS) at Nagoya University has pioneered a method for the high-speed, large-area deposition of two-dimensional ...

Bio & Medicine Aug 13, 2024

Study finds protein reduces toxicity of graphene oxide for drug delivery

A new study has discovered ways to reduce the toxicity of graphene oxide (GO), an ultra-thin sheet of nanomaterial derived from graphite, laying the groundwork to use it as a drug delivery system.

Materials Science Aug 9, 2024

High heat dissipation design improves thermal protection on ultrahigh temperature ablation

ZrC has drawn wide attention as an anti-ablation coating material for lightweight C/C composites but is limited by the produced porous and loose ZrO2 film. To address this issue, the second phase is introduced to improve ...

Analytical Chemistry Jul 25, 2024

Surface oxygen functionality controls selective transport of metal ions through graphene oxide membranes

Developing efficient, selective, and scalable separations for critical materials, including lithium and magnesium, is essential to meeting the increasing demands for clean energy technologies and alleviating challenges with ...

Analytical Chemistry Jul 8, 2024

Novel two-step electrolysis of water proposed for hydrogen production

A research team led by Prof. Chen Changlun from the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences, together with collaborators, developed advanced cobalt-doped nickel hydroxide bipolar electrodes ...

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