The Graphene-Info newsletter (July 2013)
Published: Wed, 07/03/13
Welcome to the first edition of our newsletter! |
Hello, and welcome to our new graphene newsletter. This monthly newsletter will gather the latest and most exciting graphene research, business development and other activities related to graphene. I hope you'll enjoy this! If you have any comments to newsletter, you can simply reply to this mail.
Plastic Logic and CGC - new strategic agreement |
Cambridge University's Graphene Centre (CGC) and Plastic Logic have signed a research collaboration agreement on graphene in flexible plastic electronics. Plastic Logic donated large scale deposition equipment to the CGC to support graphene development.
The co-research currently has three main activities: to develop graphene as a transparent, highly conductive layer for plastic backplanes for unbreakable LCD and flexible OLED displays, to develop new transistor structures that use graphene-like materials as the active layer and to exploit the commercialization of graphene for flexible electronics.
MIT's ultimate power conversion PV |
Researchers from MIT are developing a new solar cell made from graphene and molybdenum disulfide. They hope to achieve the "ultimate power conversion possible", and these new panels will be thin, light and efficient - in fact the researchers claim that for the same weight, the new panels will be up to a 1,000 times more efficient than silicon based panels.
A solar cell made from a single graphene sheet and a single molybdenum disulfide sheet will achieve about 1% to 2% efficiency. Silicon based cells achieve 15%-20%, but the researchers believe that stacking several layers together will boost the efficiency dramatically. The two layers together are just 1 nm thick, while silicon cells are hundreds of thousands times thicker.
Powerbooster's graphene touch panels in mass production? |
In a rather puzzling report, Shanghai based Powerbooster Technology say they developed a graphene-based flexible touch-panels for mobile devices, and they have already began production. In fact they claim that they sell around 2 million touch panels per month, apparently to mid-sized Chinese smartphone makers.
Powerbooster aims to get the first products with their graphene touch screens in the market by the end of 2013, and they plan to invest $150 million in the next 3 years. Powerbooster is partnering with Bluestone Global Tech who supply them with graphene.
Graphene analog electronic advances |
Researhcers from the Politecnico di Milano and the University of Illinois developed a Gigahertz graphene ring oscillator (1.28 GHz). They say that this oscillator appears to be less sensitive to fluctuations in the supply voltage compared to both conventional silicon CMOS and oscillators made from CNTs. Not to mention it is much faster (the best carbon nanotube ring oscillator made to date operates at just 50 MHz).
The researchers say that graphene based amplifiers and mixers have already been demonstrated, and now their graphene based oscillators marks the final major analog electronics building block enabled by graphene.
Contact-lens displays on the way? |
Korean Researchers managed to embed a LED inside a regular soft contact lens, using transparent and conductive electrodes made from graphene and silver nanowires. This is the first time an electronic device was embedded inside a contact lens using flexible and transparent materials.
The researchers final goal is to develop wearable computer displays inside contact lenses. Basically it will be like a Google Glass HMD, but without any external display components. Obviously that goal is still far in the future: currently they manged to embed just one LED and not a full display.
Graphene magnetic clouds to enable Spintronics breakthrough |
Researchers from the University of Manchester managed to create elementary magnetic moments in graphene and then switch them on and off. This is the first time magnetism itself has been toggled, rather than the magnetization direction being reversed. This may prove to be a major breakthrough on the way towards graphene based Spintronics transistor-like devices.
Top Graphene News |
Graphene-Info's new companies map
We launched a cool new feature at Graphene-Info, a world map showing the location of over 60 graphene related companies
Haydale announce HDPlas graphene-based inks
Haydale developed new metal-free graphene inks optimized for ideal viscosity and solid contents ensuring excellent coverage and exceptional conductivity. They are now shipping in sample batches.
Electron beam writes on graphene
Researchers developed the world's thinnest paper, as they manage to write a 2-3 nm font on a graphene sheet using an electron beam
Faster way to produce graphene oxide
Researchers use microwave irradiation to develop a faster and more efficient way to produce graphene oxide
American Graphite updates on business and finance
American Graphite raised $145,000 in a new financing round. They expect the graphene-based 3D printing project shortly.
NanoSynth: graphene-filled epoxy resins project
The UK launhced a new $1.5 million collaborative R&D project to develop a synthesis platform for the industry-scale production of graphene-filled epoxy resins for advanced composite applications.
Graphene chlorophyll light activated switch
Researcher from Taiwan developed a light-activated switch (a simple photo detector) by coating graphene with chlorophyll.
XG Sciences: over 600 customers, $4 million in revenues (2012)
XG Sciences, makers of xGnPS (Graphene Nanoplatelets), say they have over 600 customers - in the automotive, electronics, battery and aerospace industries. They generated $4 million in revenue in 2012.
Hemp used to create low-cost graphene-like nanomaterial
Researchers developed a new low-cost process to turn hemp bast fibers into graphene-like materials that can be used in energy storage electronics.
Angstron Materials to raise $8-10 million
Angstron installed new dry rooms in a building space adjacent to its manufacturing facility. The company is also seeking to raise an additional $8 million to $10 million to scale up production and bring its technology to the marketplace.
Graphene boundaries do not always weaken graphene sheets
Using a new transfer process, researchers showed that a graphene sheet that is stitched together from many small crystalline grains is almost as strong as perfect graphene. This depends on the transfer process.
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