Sentences with phrase «organic semiconductor with»

Aspuru - Guzik started the screening process by identifying a known organic semiconductor with desirable properties.

The success of this effort relies on new or improved processing techniques and materials for plastic electronics, including methods for (i) rubber stamping (microcontact printing) high - resolution (≈ 1 μm) circuits with low levels of defects and good registration over large areas, (ii) achieving low leakage with thin dielectrics deposited onto surfaces with relief, (iii) constructing high - performance organic transistors with bottom contact geometries, (iv) encapsulating these transistors, (v) depositing, in a repeatable way, organic semiconductors with uniform electrical characteristics over large areas, and (vi) low - temperature (≈ 100 °C) annealing to increase the on / off ratios of the transistors and to improve the uniformity of their characteristics.

Not exact matches

Creating neuro - prosthetic devices such as retinal implants is tricky because biological tissue doesn't mix well with electronics — but it might mix with organic semiconductors.

To construct the solar cell, the semiconductor molecules are deposited as thin films on glass with the same production methods used by organic light - emitting diode manufacturers.

Even at this stage, off - center spin coating produced transistors with a range of speeds much faster than those of previous organic semiconductors and comparable to the performance of the polysilicon materials used in today's high - end electronics.

While conventional LEDs use silicon semiconductors, OLEDs in some of the latest cell phones and TVs are made with «pi - conjugated polymers,» which are plastic - like, organic semiconductors made of a chain of repeating molecular units.

«Carbon nitrides need not fear the competition with conventional organic semiconductor materials.

«MX2 semiconductors have extremely strong optical absorption properties and compared with organic photovoltaic materials, have a crystalline structure and better electrical transport properties,» Wang says.

«We're working with a crystalline semiconductor called rubrene, which is an organic, carbon - based material that has performance factors, such as charge - carrier mobility, surpassing those measured in amorphous silicon.

«It is important to understand the fundamental processes involved in the molecular electrical doping of organic semiconductors more precisely,» explains Salzmann, continuing: «If we want to successfully employ these kinds of materials in applications, we need to be able to control their electronic properties just as precisely as we customarily do today with inorganic semiconductors.»

The group, co-led by Dr. Ingo Salzmann and Prof. Norbert Koch, had previously experimented with and already modelled other systems to learn how doping organic semiconductors affects their electronic structure and thus their conductivity.

Oligothiophene (4T) and polythiophene (P3HT), two typical organic semiconductors, can be doped with a second type of molecule such as a strong electron acceptor (F4TCNQ) for example to control the electrical conductivity.

However, his main interests in Dresden have been novel semiconductor systems like semiconducting organic thin films; with special emphasis to understand basics device principles and the optical response.

With an entire supply chain in place, OTFT manufacturing has now reached a tipping point in performance with leading organic semiconductor (OSC) materials suppliers, including Merck whose OSC material was used in the demonstration, now showing mobilities required to drive OLED displWith an entire supply chain in place, OTFT manufacturing has now reached a tipping point in performance with leading organic semiconductor (OSC) materials suppliers, including Merck whose OSC material was used in the demonstration, now showing mobilities required to drive OLED displwith leading organic semiconductor (OSC) materials suppliers, including Merck whose OSC material was used in the demonstration, now showing mobilities required to drive OLED displays.

This is not the first flexible ePaper display Sony's showcased, the company prototyping a while ago 4.8 - inch e-paper device with organic TFTs (thin - film transistors) that use the «PXX,» an organic semiconductor material stable to oxygen, moisture and light.

It shows, in particular, how rubber - stamped circuit elements can be combined with organic semiconductors to form active matrix backplanes for large sheets of electronic paper.

«We have succeeded in integrating organic semiconductors into various innovative products and working with partners outside Europe, who are also leaders in this field,» explains Dr. Dominik Gronarz, CEO of the OES innovation group.

The researchers report in Nano Letters that by combining inorganic semiconductor nanocrystals with organic molecules, they have succeeded in «upconverting» photons in the visible and near - infrared regions of the solar spectrum.

«The key to this research is the hybrid composite material — combining inorganic semiconductor nanoparticles with organic compounds.