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Silicon-Perovskite Solar Cells Achieve Record Efficiency of 25,2%

“In the field of photovoltaic technologies, silicon-based solar cells make up 90% of the market. In terms of cost, stability and efficiency (20-22% for a typical solar cell on the market), they are well ahead of the competition. However, after …

SPCPM (Solar Powered City Pollution Monitor)

“Low maintenance, high output air pollution, sound pollution that put throughout the city without wiring. Smart Cities Need Air Quality Sensing and Noise Sensing Air quality and noise pollution throughout the city has always been hard to measure, mainly due …

Teaching robots how to move objects

“PhD candidate and Amazon Robotics Challenge winner Maria Bauza helps to improve how robots interact with the world. With the push of a button, months of hard work were about to be put to the test. Sixteen teams of engineers …

TerraDome : Mini Tropical Greenhouse With Arduino

“TerraDome is an indoor greenhouse for plants and tropical flowers shaped octagonal dome. It is driven by an Arduino Mega that regulates temperature and lighting through different sensors and an LCD display. It also has doors to the Jurassic Park …

Turbocharge for Lithium Batteries

“A team of material researchers from Jülich, Munich, and Prague has succeeded in producing a composite material that is particularly suited for electrodes in lithium batteries. The nanocomposite material might help to significantly increase the storage capacity and lifetime of …

Ultra high-speed IC capable of wireless transmission of 100 gigabits per second in a 300 GHz band

“Technology expected to pioneer utilization of unexplored terahertz wave frequencies Nippon Telegraph and Telephone Corporation (NTT; head office: Chiyoda-ku, Tokyo; president & CEO: Hiroo Unoura), and Tokyo Institute of Technology (Tokyo Tech; head office: Meguro-ku, Tokyo; president: Kazuya Masu), have jointly …

Proximity Based Lighting

“Have lights react when something gets close. Useful or spooky? You decide. I stumble out to my cafe area (originally designed to be a dining area, I’m sure) first thing each morning to make coffee. As I step up …

Quantum LEGO: building ultracold molecules

“Physicists dream of having a rich supply of ultracold molecules with specific electronic properties. A dense gas of such particles would have exciting applications in tests of fundamental physics, quantum-controlled chemistry and the study of many-body systems. Researchers at the …

A nanotech sensor turns molecular fingerprints into bar codes

“Infrared spectroscopy is the benchmark method for detecting and analyzing organic compounds. But it requires complicated procedures and large, expensive instruments, making device miniaturization challenging and hindering its use for some industrial and medical applications and for data collection out …

An Emergency-Stop Circuit for a Mobile Robot

“So you’ve built a robot. Let’s say that it’s your second one. Typically, we buy a complete one as a kit, for instance, maybe a Smart Video Car from Sunfounder. We had fun building it, rolling it …