Perovskite LEDs get a boost, but at the expense of longevity

The Efficiency-Stability Trade-Off in Perovskite LEDs.

Affordable mass manufacturing method for micro-LED displays

Continuous roller printing efficiently transfers thousands of microscopic semiconductor devices in a single shot.

Smartphone screens can be used to map magnetic fields

Hand-held magnetic field imaging can used for construction safety & medical diagnostics.

Glasses with AI can read a silent speech

Acoustic sensing enables silent speech recognition without eyewear.

Phone’s dark mode doesn’t necessarily save much battery life

But there are a few ways that users can take better advantage of the feature.

Scientists invented a smartphone-controlled soft brain implant

Wirelessly rechargeable soft brain implant controls brain cells​.

Students used their smartphone over 8h/day on average during lockdown

Those reporting poorer sleep quality also used these devices more.

Excessive smartphone, social media use may be linked to mental distress

The study highlight factors that should be among the factors considered by clinicians and researchers who work in the field of youth mental health.

Just being around your cellphone affects your thinking

A framework of trying to understand if technology, or media in general, are mirrors or modifiers of human behavior.

New lithium-sulphur battery makes cell phone work for five continuous days

It also enables an electric vehicle to drive more than 1000km without needing to “refuel”.

Smartphone-based portable device diagnoses plant diseases in the field

Every plant releases volatile organic compounds (VOCs) as they 'breathe' through the pores in their leaves. But when a plant is diseased, the type...

New technique could make screens brighter, with better contrast and longer life

If you have ever tried to watch any video on a tablet on a sunny day, you know you have to tilt it at...

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