Nanotechnology News – Latest Headlines

Helium bath splash

While working with helium nanodroplets, scientists have come across a surprising phenomenon: When the ultracold droplets hit a hard surface, they behave like drops of water. Ions with which they were previously doped thus remain protected on impact and are not neutralized.

December 27, 2021 Read more

Gelatin foams show unexpected ultralong organic phosphorescence for optical applications

Strong, lightweight and biocompatible foams glow in the dark when ultraviolet light is shone on them, chemists have discovered. This phosphorescence could have diverse applications, such as imaging biological samples under the microscope.

December 27, 2021 Read more

Rethinking how drugs are administered: A breakthrough in microneedle patches

Scientists develop promising fabrication process for microneedle arrays capable of administering protein-based drugs subcutaneously without damaging the skin.

December 27, 2021 Read more

Researchers use electron microscope to turn carbon nanotube into tiny transistor

In this work, researchers have shown it is possible to control the electronic properties of an individual carbon nanotube.

December 24, 2021 Read more

Using magnets to toggle nanolasers leads to better photonics

Controlling nanolasers with magnets lays the groundwork for more robust optical signalling.

December 23, 2021 Read more

'Pop-up' electronic sensors could detect when individual heart cells misbehave

Engineers have developed a powerful new tool that monitors the electrical activity inside heart cells, using tiny 'pop-up' sensors that poke into cells without damaging them.

December 23, 2021 Read more

Fingers made of laser light: Controlled grabbing and rotation of biological micro-objects

Scientists develop concept for feedback-controlled optical tweezers. These tweezers made of highly focused laser light can grab cell clusters in a controlled manner and rotate them in any direction. This will allow objects such as miniature tumors to be studied more specifically under the microscope.

December 23, 2021 Read more

Fueling the future with new perovskite-related oxide-ion conductors

Researchers report stable and high oxide-ion conductors based on a new hexagonal perovskite-related oxide. These high-performance oxide-ion conductors could pave the way for the development of solid electrolytes for next-generation batteries and clean energy devices such as solid oxide fuel cells.

December 23, 2021 Read more

Researchers uncover the mechanism of electric field detection in microscale graphene sensors

Through a series of well-thought experiments, scientists established the mechanism of electric field sensing in graphene.

December 23, 2021 Read more

Quantum marbles in a bowl of light

Which factors determine how fast a quantum computer can perform its calculations? Physicists have devised an elegant experiment to answer this question.

December 23, 2021 Read more

Tuning a magnetic fluid with an electric field creates controllable dissipative patterns

An electric field transforms an iron oxide nanoparticle suspension into a model for the emergence of complex dissipative structures.

December 23, 2021 Read more

Record-breaking hole mobility heralds a flexible future for electronics

Researchers grow a germanium thin film on a flexible polyimide substrate, resulting in a material with the highest hole mobility reported to date.

December 23, 2021 Read more

Novel semiconductor gives new perspective on Anomalous Hall Effect

A large, unconventional anomalous Hall resistance in a new magnetic semiconductor in the absence of large-scale magnetic ordering has been demonstrated by materials scientists, validating a recent theoretical prediction. Their findings provide new insights into the anomalous Hall effect, a quantum phenomenon that has previously been associated with long-range magnetic order.

December 23, 2021 Read more

Carbon nanotube fibers stand strong - but for how long?

Scientists calculate how carbon nanotubes and their fibers experience fatigue.

December 23, 2021 Read more

Fabrication of flexible electronics improved using gold and water-vapor plasma

Researchers have developed a technique to improve the flexibility of ultra-thin electronics, such as those used in bendable devices or clothing. The study details the use of water vapor plasma to directly bond gold electrodes fixed onto separate ultra-thin polymer films, without needing adhesives or high temperatures.

December 23, 2021 Read more

A graphene Christmas

Researchers fabricated a 14 cm tall Christmas tree with a thickness of one atom and showed how terahertz measurements can be used to ensure the quality of graphene.

December 23, 2021 Read more