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Updated: 3 hours 26 min ago

Using fine-tuning for record-breaking solar cell performance

Tue, 11/27/2018 - 14:44
Materials scientists have achieved a new record in the performance of organic non-fullerene based single-junction solar cells.

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Using a virus to make a better type of memory

Tue, 11/27/2018 - 14:29
In a groundbreaking study, researchers have successfully developed a method that could lead to unprecedented advances in computer speed and efficiency. Through this study, researchers successfully developed a method to make a version of biological patterning for nonvolatile memory technology using the M13 bacteriophage - a virus. This possibility leads the way to the nanosecond storage and transfer delays needed to progress modern computing.

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Disordered materials could be hardest, most heat-tolerant carbides

Tue, 11/27/2018 - 14:11
Computational simulations predict new class of carbides that could disrupt industries from machinery to aerospace.

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Simulations suggest graphene can stretch to be a tunable ion filter

Mon, 11/26/2018 - 19:17
Researchers have conducted simulations suggesting that graphene, in addition to its many other useful features, can be modified with special pores to act as a tunable filter or strainer for ions (charged atoms) in a liquid.

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Crystallinity reduces resistance in all-solid-state batteries

Mon, 11/26/2018 - 19:12
Scientists examined the mechanisms behind the resistance at the electrode-electrolyte interface of all-solid-state batteries. Their findings will aid in the development of much better Li-ion batteries with very fast charge/discharge rates.

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Draw-your-own electrodes set to speed up development of micro detection devices

Mon, 11/26/2018 - 18:53
Miniature devices for sensing biological molecules could be developed quicker thanks to a rapid prototyping method.

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Living electrodes with bacteria and organic electronics

Mon, 11/26/2018 - 18:48
Researchers developed a method that increases the signal strength from microbial electrochemical cells by up to twenty times. The secret is a film with an embedded bacterium: Shewanella oneidensis.

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A starch and graphene hydrogel geared towards electrodes for brain implants

Mon, 11/26/2018 - 18:41
Researchers have created hydrogels with electrical and antibacterial properties suitable for neural interfaces.

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Faster-charging, safer batteries

Mon, 11/26/2018 - 17:17
Imagine a world where cell phones and laptops can be charged in a matter of minutes instead of hours, rolled up and stored in your pocket, or dropped without sustaining any damage.

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Laser-driven electron accelerator fits on a microchip

Mon, 11/26/2018 - 17:11
Electrical engineers have developed a design for a laser-driven electron accelerator so small it could be produced on a silicon chip.

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Thermoelectric cooling gets fit for microtechnology

Mon, 11/26/2018 - 14:13
Scientists have significantly improved the processing of thermoelectric devices so that they become quicker, more reliably and suitable for integration in microchips. This represents a decisive step towards the broad application of thermoelectric components in microtechnology.

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Racing electrons in graphene under control

Mon, 11/26/2018 - 13:54
Researchers have succeeded in using ultra-short laser impulses to precisely control electrons in graphene.

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Environment turns molecule into a switch for spintronics

Mon, 11/26/2018 - 13:25
For the first time, physicists have successfully positioned an organic molecule on a substrate realizing two stable configurations. This may have application potential in molecular spintronics.

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Molecules that self-assemble into monolayers for efficient perovskite solar cells

Mon, 11/26/2018 - 13:18
Scientists have discovered a new method for producing efficient contact layers in perovskite solar cells. It is based on molecules that organise themselves into a monolayer.

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Building better batteries by borrowing from biology

Fri, 11/23/2018 - 15:10
Inspired by transport mechanisms found in living cells, researchers develop a novel crystalline material that rapidly conducts charged potassium ions, and may lead to cheaper and safer replacements for lithium-ion batteries in electronics and cars.

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Gate switching of ultrafast upconverted photoluminescence from monolayer graphene

Thu, 11/22/2018 - 17:05
Scientists report the gate switching of ultrafast photoluminescence in monolayer graphene and analyzed its underlying mechanism both experimentally and theoretically.

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Spotting nature's own evolution of quantum tricks could transform quantum technology

Thu, 11/22/2018 - 15:08
Physicists have developed a new test to spot where the ability to exploit the power of quantum mechanics has evolved in nature.

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Topological insulating phase predicted in a new type of material

Thu, 11/22/2018 - 11:47
Calculations point to a new source of topological materials.

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DNA Origami full of potent anticancer agents

Wed, 11/21/2018 - 20:47
A tailored DNA nanoplatform carries chemotherapeutic drugs and RNA interference toward multidrug-resistant tumors.

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Scientists develop enzymes with remote control

Wed, 11/21/2018 - 20:41
Scientists developed a method to enhance the activity of enzymes by using radio frequency radiation. The method requires making a special complex consisting of enzymes and magnetic nanoparticles.

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