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Search results for graphene oxide

Nanomaterials May 14, 2020

Graphene: Making a wonder material more wonderful

Graphene is a form of the chemical element carbon. Well-known forms of carbon include the world's hardest material, diamond, and the soft black material known as the "lead" in a pencil, which is graphite. Graphite can be ...

Analytical Chemistry Apr 28, 2020

Porous carbon nanofibers demonstrate exceptional capacitive deionization

Capacitive deionization (CDI) is energetically favorable to deionize water, but existing methods are limited by their desalination capacities and time-consuming cycles due to insufficient ion-accessible surfaces and slow ...

Nanomaterials Apr 7, 2020

Âé¶¹ÒùÔºicists produce stable water-based graphene dispersions

Umeå researchers show how activated graphene, activated carbons and other hydrophobic carbons can be dispersed in water in a form of micrometer-sized particles. The key agent that helps to make these dispersions last for ...

Nanomaterials Apr 1, 2020

Graphene-based actuator swarm enables programmable deformation

Actuators that can convert various environmental stimuli to mechanical work have revealed great potential for developing smart devices such as soft robots, micro-electromechanical systems (MEMS), and automatic lab-on-a-chip ...

Materials Science Mar 31, 2020

Success in synthesizing black phosphorus with a safe and high-yielding method toward artificial photosynthesis

A joint research group at Osaka City University and Sakai Chemical Industry Co., Ltd. have succeeded to synthesize black phosphorus with one-pot solvothermal reaction with red phosphorus in ethylenediamine used as a solvent.

Bio & Medicine Mar 27, 2020

Low-cost graphene-iron filters that selectively separate gaseous mixtures

UNSW researchers have shown how a new class of low-cost graphene-based membranes—a type of filter used in industry sectors that generate enormous mixed waste gases, such as solid plastic waste, biowaste or wastewater—can ...

General Âé¶¹ÒùÔºics Mar 17, 2020

Seeing with electrons: scientists pave the way to more affordable and accessible cryo-EM

Visualizing the structure of viruses, proteins and other small biomolecules can help scientists gain deeper insights into how these molecules function, potentially leading to new treatments for disease. In recent years, a ...

Materials Science Mar 10, 2020

Wetting property of Li metal with graphite

The "Rock-chair" Li-ion battery (LIB) was discovered in the late 1970s and commercialized in 1991 by Sony, which has become the primary way we store portable energy today. To honor the contribution for "creating a rechargeable ...

Nanophysics Mar 10, 2020

Two-dimensional metals open pathways to new science

An atomically thin materials platform developed by Penn State researchers in conjunction with Lawrence Berkeley National Lab and Oak Ridge National Lab will open a wide range of new applications in biomolecular sensing, quantum ...

Nanomaterials Mar 4, 2020

Biomaterial discovery enables 3-D printing of tissue-like vascular structures

An international team of scientists have discovered a new material that can be 3-D printed to create tissue-like vascular structures.

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