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Search results for Noble metal foams

Nanomaterials May 22, 2024

Scientists develop new battery-free lactic acid sensor

Scientists at Bath, have introduced a breakthrough carbon-based sensor for detecting lactic acid levels in saliva—avoiding the need for an electrical power source.

Nanomaterials Sep 6, 2023

New catalyst decreases the energy required to split hydrogen gas from water

Hydrogen gas is a clean, renewable alternative to fossil fuels, but current industrial production methods used to produce hydrogen release carbon into the atmosphere and pollute the environment.

Nanomaterials Jan 20, 2023

In-place manufacturing method improves gas sensor capabilities, production time

When used as wearable medical devices, stretchy, flexible gas sensors can identify health conditions or issues by detecting oxygen or carbon dioxide levels in the breath or sweat. They also are useful for monitoring air quality ...

Materials Science Jun 13, 2022

Researchers develop novel heterostructure catalyst for effective hydrogen generation from water splitting

Concerns about rising atmospheric carbon dioxide levels and global warming have made it an environmental imperative to replace fossil fuels with cleaner and more sustainable alternatives. In this regard, hydrogen, a clean ...

Materials Science Nov 11, 2019

New catalyst efficiently produces hydrogen from seawater

Seawater is one of the most abundant resources on earth, offering promise both as a source of hydrogen—desirable as a source of clean energy—and of drinking water in arid climates. But even as water-splitting technologies ...

Materials Science Jun 5, 2019

Specific ion effects directed noble metal aerogels

Noble metal foams (NMFs) are a new class of functional materials that contain both noble metals and monolithic porous materials for impressive multi prospects in materials science and multidisciplinary fields. In a recent ...

Materials Science Feb 14, 2018

High-efficiency, low-cost catalyst for water electrolysis

A research team led by Professor Sangaraju Shanmugam of Energy Science and Engineering at DGIST has developed highly efficient, ultra-durable core-shell nanostructured electrocatalyst and successfully replaced the precious ...

Materials Science Aug 4, 2017

Lab develops dual-surface graphene electrode to split water into hydrogen and oxygen

Rice University chemists have produced a catalyst based on laser-induced graphene that splits water into hydrogen on one side and oxygen on the other side. They said the inexpensive material may be a practical component in ...

Materials Science Jul 26, 2017

Scientists produce robust catalyst to split water into hydrogen, oxygen

Splitting water into hydrogen and oxygen to produce clean energy can be simplified with a single catalyst developed by scientists at Rice University and the University of Houston.

Materials Science May 15, 2017

Researchers report new, more efficient catalyst for water splitting

University of Houston physicists have discovered a catalyst that can split water into hydrogen and oxygen, composed of easily available, low-cost materials and operating far more efficiently than previous catalysts.

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