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New devices based on rust could reduce excess heat in computers

Physicists explore long-distance information transmission in antiferromagnetic iron oxide

14-Sep-2018

Scientists have succeeded in observing the first long-distance transfer of information in a magnetic group of materials known as antiferromagnets. These materials make it possible to achieve computing speeds much faster than existing devices. Conventional devices using current technologies have ...

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A Successful Coupling

Bioinspired enzyme model with a redox switch

29-Aug-2018

Coupled oxygen transfer and electron transfer reactions that use cofactors are enzymatic reactions of crucial significance to all lifeforms from bacteria to vertebrates. In the European Journal of Inorganic Chemistry, scientists have introduced a model for the enzyme sulfite oxidase. It is based ...

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Scientists develop highly sensitive molecular optical pressure sensor

Molecular ruby for use in materials sciences or catalysis

09-Jul-2018

Chemists at Johannes Gutenberg University Mainz (JGU) and at the Université de Montréal in Canada have developed a molecular system capable of very precise optical pressure measurements. The gemstone ruby served as the source of inspiration. However, the system developed by the team headed by ...

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Synthesis of opium alkaloids using electric current

A selective electrochemical reaction offers a solution to a long-standing synthetic challenge

02-Jul-2018

Researchers at Johannes Gutenberg University Mainz (JGU) have mastered a nearly 50-year-old challenge of electrosynthetic chemistry, namely the electrochemical synthesis of thebaine. The chemists had set themselves this difficult task within the framework of a collaboration with the University of ...

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Photoexcited graphene puzzle solved

A boost for graphene-based light detectors

05-Jun-2018

Light detection and control lies at the heart of many modern device applications, such as smartphone cameras. Using graphene as a light-sensitive material for light detectors can offer significant improvements with respect to materials being used nowadays. For example, graphene can detect light ...

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Physicists propose a new method for monitoring nuclear waste

Scenarios for using neutrino detectors in nuclear interim storage facilities

07-Dec-2017

New scientific findings suggest neutrino detectors may play an important role in ensuring better monitoring and safer storage of radioactive material in nuclear waste repository sites. Researchers at Johannes Gutenberg University Mainz (JGU) in Germany have made calculations to ascertain the ...

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Electro-organic synthesis that allows sustainable and green production of fine chemicals developed

10-Oct-2017

In the cooperative EPSYLON research project funded by the German Federal Ministry of Education and Research, scientists from Johannes Gutenberg University Mainz (JGU) and Evonik Performance Materials GmbH have succeeded in developing a state-of-the-art and innovative electro-organic synthesis. ...

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Missing golden link found: Divalent gold complex isolated for the first time in a pure form

Researchers stabilized gold in very rare oxidation state +II

10-Aug-2017

According to text book knowledge, the usual oxidation states of gold in compounds are +I and +III. The divalent form (+II), on the other hand, prefers to form polynuclear compounds or simply undergoes transformation into the mono- and trivalent forms. However, the elements next to gold in the ...

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Investigations of the skyrmion Hall effect reveal surprising results

One step further towards the application of skyrmions in spintronic devices

03-Jan-2017

Researchers at Johannes Gutenberg University Mainz (JGU) and the Massachusetts Institute of Technology (MIT) have made another important breakthrough in the field of future magnetic storage devices. Already in March 2016, the international team investigated structures, which could serve as ...

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Scientists unveils fundamental properties of spin Seebeck effect

29-Jul-2016

Direct correlation between temperature dependent generation of spin currents and atomic composition of interfaces found Thermoelectric effects are a fundamental building block for the conception and development of new processes for information processing. They enable to re-use waste heat ...

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