The all-digital phase-locked loop — a critical clocking circuit that is used in virtually all digital applications — fits in an area measuring just 50 x 72 µm². [ + ]

Scientists have created a system based on a crack-based sensor that is said to be so sensitive that it allows the wearer to detect the light brush of a feather. [ + ]

Japanese researchers have developed an energy-harvesting device that can convert environmental waste heat (such as that lost from the human body) into electricity. [ + ]

Researchers have developed a system to 3D print highly precise, centimetre-sized objects with submicrometre details at a speed that is apparently unmatched. [ + ]

Researchers devised a way to make nanosized semiconductors on a metal surface, generating localised heat on a gold nanoparticle within a butterfly-shaped nanostructure. [ + ]

An innovative manufacturing technique has led to the development of hybrid organic transistors for use in next-generation displays and large-area electronics. [ + ]

Drone manufacturer MMC has joined the battle against the Wuhan coronavirus, deploying a service team of over 200 people and over 100 drones in cities such as Shanghai, Guangzhou and Zhaoqing. [ + ]

Researchers have created a stacked nanocarbon antenna that makes a rare-earth element shine five times more brightly than previous designs when it absorbs low-energy blue light. [ + ]

The Mojo Lens is a contact lens with a built-in display that gives people the information they want without forcing them to look down at a screen or losing focus on the people and the world around them. [ + ]

DENSO Corporation and Toyota Motor Corporation agreed to establish a joint venture for research and advanced development of next-generation, in-vehicle semiconductors. [ + ]

The outbreak's impact on technology markets across the world is already beginning to come to the fore, says data and analytics company GlobalData. [ + ]

Scientists have developed a nonflammable electrolyte for potassium and potassium-ion batteries, for applications in next-generation energy-storage systems beyond lithium technology. [ + ]

The laser diode is claimed to emit the world's shortest lasing wavelength, at 271.8 nm, under pulsed electric current injection at room temperature. [ + ]

Physicists have successfully converted electrical signals into photons and radiated them in specific directions using a low-footprint optical antenna that is only 800 nm in size. [ + ]

The MOSHEMT is designed for the frequency range above 100 GHz and is therefore promising for novel communication, radar and sensor applications. [ + ]