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Search results for graphene oxide

Nanophysics Oct 5, 2023

Laser-scribed graphene for sensors

With the development of the information era, sensors capable of transmitting and detecting information have become the leading way to obtain information. Therefore, building a sensor system with a wide detection range, high ...

Bio & Medicine Oct 4, 2023

Graphene oxide nanoflakes reduce the toxicity of Alzheimer's proteins, shows study

A probable early driver of Alzheimer's disease is the accumulation of molecules called amyloid peptides. These cause cell death and are commonly found in the brains of Alzheimer's patients. Researchers at Chalmers University ...

Superconductivity Oct 3, 2023

A graphene addition for enhancing the critical current density of Bi-2223 superconductors

Superconductors are materials that offer zero electric resistance to the flow of current on being cooled down below a certain critical temperature. Typically, superconductors have a very low critical temperature, close to ...

Analytical Chemistry Sep 27, 2023

Teams investigate material degradation process of carbon-based catalyst

Although a plethora of carbon-based catalysts have been developed to promote oxygen reduction reaction (ORR) in different electrochemical systems, the degradation process of those catalysts remains obscure to date. During ...

Nanomaterials Sep 22, 2023

Efficient fuel-molecule sieving using graphene

A research team led by the University of Tsukuba has successfully developed a new method that can prevent the crossover of large fuel molecules and suppress the degradation of electrodes in advanced fuel cell technology using ...

Analytical Chemistry Sep 20, 2023

How do zeolite-encapsulated metal catalysts act on hydrogen-related catalytic reactions?

Zeolites encapsulated metal and metal oxide species (regarded as metal@zeolite) are an important type of heterogeneous catalyst. They give performances that steadily outperform the traditional supported catalysts in many ...

Bio & Medicine Sep 7, 2023

Researchers develop novel DNA biosensor for early diagnosis of cervical cancer

Molybdenum disulfide (MoS2) has recently garnered attention among materials science researchers owing to its ability to form two-dimensional nanosheets like graphene. The nanosheets are created by the stacking of S–Mo–S ...

Nanomaterials Aug 31, 2023

'Countercation engineering' for thermoresponsive graphene-oxide nanosheets

Graphene-based two-dimensional materials have recently emerged as a focus of scientific exploration due to their exceptional structural, mechanical, electrical, optical, and thermal properties. Among them, nanosheets based ...

Nanophysics Aug 18, 2023

Making big leaps in understanding nanoscale gaps

Creating novel materials by combining layers with unique, beneficial properties seems like a fairly intuitive process—stack up the materials and stack up the benefits. This isn't always the case, however. Not every material ...

Analytical Chemistry Aug 10, 2023

Pivotal discovery in sensor technology eliminates faulty electronic sensors when measuring toxins in water

There is a global water crisis, and it is not only about the dwindling supply of clean water. Contaminated drinking water exposes hundreds of millions of people worldwide to toxins, such as bacteria, heavy metals, pesticides ...

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