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36 Current news of Osaka University

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Non-destructive 3D elemental analysis

Researchers use muonic x-rays to find elemental makeup of samples without damaging them

03-May-2022

By combining technologies originally designed for high-energy particle accelerators and astronomy observations, researchers can now for the first time analyze the elemental makeup of samples without damaging them, which could be useful for researchers working in other fields such as archaeology, ...

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Light-powered microbes are super-producing chemical factories

New method allows bacteria to use light for external energy to accelerate biomanufacturing of target compounds without disrupting the host microorganism's natural metabolism

14-Apr-2022

Sharing is key to living in society, whether it’s toddlers sharing toys or nations sharing natural resources; but there’s no avoiding the fact that one side getting more means that the other side gets less. Now, researchers from Osaka University, in collaboration with the University of Shizuoka ...

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Seeing below the surface of bimetallic nanoparticles

New technique for tracking the synthesis of core–shell bimetallic nanoparticles

07-Mar-2022

Nanoparticles are important in many disciplines because their high surface area compared with their volume gives them interesting properties. Continued development of analytical methods for nanoparticles is therefore crucial. Researchers from Osaka University have reported a way of characterizing ...

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Ethers may have a more sustainable future thanks to heterogenous catalysis

Researchers report a zirconium oxide-supported platinum-molybdenum catalyst for the preparation of unsymmetrical ethers from esters

04-Mar-2022

Optimizing chemical processes to ensure they are environmentally friendly and sustainable is becoming increasingly important and catalysts play a key role as they can make reactions more efficient. Researchers from Osaka University have reported a zirconium oxide-supported platinum-molybdenum ...

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From trash to treasure: Silicon waste finds new use in Li-ion batteries

Researchers fabricate Li-ion battery electrodes with Si swarf/graphite sheet composites, achieving high performance, reduced cost, and environmental friendliness

12-Feb-2021

Li-ion batteries (LIBs) are widely used in various mobile electronics. Concerns of global warming and climate change have recently boosted the demand for LIBs in electric vehicles and solar photovoltaic output smoothing. Si has been studied as an active material with a high theoretical capacity ...

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Integrate Micro Chips for electronic Skin

24-Jan-2020

Researchers from Dresden and Osaka present the first fully integrated flexible electronics made of magnetic sensors and organic circuits which opens the path towards the development of electronic skin. Human skin is a fascinating and multifunctional organ with unique properties originating from ...

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LED-ing the way: A clean and convenient method to oxidize plastic surfaces for industry

13-Jun-2019

Polypropylene (PP) is everywhere, being one of the most widely used plastics in human life. A versatile material, its naturally inert surface can be modified for specific applications. Researchers at Osaka University have now developed a convenient light-driven process for oxidizing PP without ...

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Good vibrations: Using piezoelectricity to ensure hydrogen sensor sensitivity

24-May-2019

A team at Osaka University has invented a new process for creating high-precision sensing devices that respond to the presence of hydrogen gas. By carefully controlling the deposition of metallic nanoparticles on a silicon surface, the researchers were able to create a sensor that can detect low ...

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Multifunctional dream ceramic matrix composites are born!

Ceramic matrix composites exhibit electrical conductivity and photocatalytic activity

07-Dec-2018

Researchers at Osaka University produced composites consisting of alumina (AI2O3) ceramics and titanium (Ti), namely AI2O3/Ti composites. They designed a percolation structure for forming a continuous conduction pathway by dispersing fine-sized Ti particles into an AI2O3 matrix, optimizing the ...

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Controlling organic semiconductor band gaps by electron-acceptor fluorination

A fluorinated electron-acceptor unit for high performance organic semiconductors

19-Oct-2018

Organic semiconductor materials have the potential to be used in innovative applications such as transparent and flexible devices, and their low cost makes their potential use particularly attractive. The properties of organic semiconductor materials can be tuned by controlling their structure at ...

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