Sentences with phrase «of graphene electrodes»

Investigation and tuning of graphene electrodes for solution - processable metal oxide thin - film transistors in the area of low - cost electronics - CMOT

Thus, a laser - based technology for reduction of graphene oxide, conversion of the solution based metal oxide precursor and patterning of graphene electrodes and metal oxide semiconductor was developed.

Not exact matches

They attached small strips of graphene to metal electrodes, suspended the strips above the substrate, and passed a current through the filaments to cause them to heat up.

The ability of graphene to achieve such high temperatures without melting the substrate or the metal electrodes is due to another interesting property: as it heats up, graphene becomes a much poorer conductor of heat.

Hui Huang from A * STAR's Singapore Institute of Manufacturing Technology and his colleagues from Nanyang Technological University and Jinan University, China, have fabricated asymmetric supercapacitors which incorporate metal nitride electrodes with stacked sheets of graphene.

Kensuke Kobayashi (Professor, Graduate School of Science, Osaka University) and Sadashige Matsuo (Assistant Professor, Graduate School of Engineering, The University of Tokyo), in cooperation with research groups led by Teruo Ono (Professor, Institute for Chemical Research, Kyoto University) and Kazuhito Tsukagoshi (Research Fellow, International Center for Materials Nanoarchitectonics, National Institute for Materials Science), produced graphene samples capable of forming p - n junctions by combining gate electrodes and performed precise measurements of current - fluctuation («shot noise») in the graphene p - n junction in the QH regime in the strong magnetic fields and at low temperatures.

While coating the electrode surface with a thin layer of carbon or graphene had been shown to improve performance, there was no microscopic and quantitative understanding of why this made a difference, Bazant says.

The research appears in the latest issue of the journal ACS Nanoin the article «MoS2 / graphene composite paper for sodium - ion battery electrodes.»

In a battery system, electrodes containing porous graphene scaffolding offer a substantial improvement in both the retention and transport of energy, a new study reveals.

The W - TENG is 3 - D printed out of a graphene - PLA nanofiber (A), creating the bottom electrode of the technology (B).

The researchers became the first to design a ferroelectric junction with electrodes made of graphene, a carbon material only one atom thick.

So the two took a highly conductive graphene electrode, loaded it with saliva - eating bacteria, and within weeks they were producing nearly one microwatt, a millionth of a watt of power.

They had placed a single graphene layer on silicon, connected electrodes to it and measured the amount of charge it carried when they applied different voltages.

«This work paves the way for not only paper - based electronics with graphene circuits,» the researchers wrote in their paper, «it enables the creation of low - cost and disposable graphene - based electrochemical electrodes for myriad applications including sensors, biosensors, fuel cells and (medical) devices.»

«Adding graphene girders to silicon electrodes could double the life of lithium batteries.»

To obtain good performance with a simple process and reduced cost, we designed a modulus - gradient structure to use graphene as both the highly sensitive strain - sensing element and the insensitive stretchable electrode of the ECD layer.

The CMOT project aims to tailor and develop solution based metal oxide thin - film transistors (MOTFTs) with graphene electrodes for the field of flexible, low - cost electronics.

This week, a team of researchers from the United States, China, and Saudi Arabia unveiled a new type of battery electrode made with «holey» graphene.

For this purpose, work - function engineering of both graphene and reduced graphene oxide electrodes was carried out.

Graphene neural electrodes deliver the best of both worlds (Nov 2014) Tiniest bioprobe breaks new size record (Jan 2014) Nanotubes help turn stem cells into cartilage (Sep 2013)

Led by Prof Coleman, in collaboration with the groups of Prof Georg Duesberg (AMBER) and Prof. Laurens Siebbeles (TU Delft, Netherlands), the team used standard printing techniques to combine graphene nanosheets as the electrodes with two other nanomaterials, tungsten diselenide and boron nitride as the channel and separator (two important parts of a transistor) to form an all - printed, all - nanosheet, working transistor.

The layered structure consists of tantalum, nanoporous tantalum oxide and multilayer graphene between two platinum electrodes.

In numerous tests, the researcher and his team investigated the nano - material graphene, whose extremely high specific surface area of up to 2,600 m2 / g and high electrical conductivity practically cries out for use as an electrode material.

Following the decision of the Graphene Flagship (GF) Management Panel in November 2017, the NanoElMem project focused on «Designing new renewable nano - structured electrode and membrane materials for direct alkaline ethanol fuel cell» has been associated to Graphene Flagship.

In contrast to conventional displays, the pixel electronics, or backplane, of this display includes a solution - processed graphene electrode, which replaces the sputtered metal electrode layer within Plastic Logic's conventional devices, bringing product and process benefits.

The new plant - inspired graphene electrode employs the fractal design of fern leaves to store solar energy at an improved capacity, 3,000 percent bigger than previously available.