Infrared LEDs are useful for optical communications and covert illumination, and are commonly found in remote controls and security camera setups. They are generally small point sources, which limits their use if larger-area ...
Optics & Photonics
Dec 24, 2019
0
195
From tattoos to video games to Game of Thrones, medieval iconography has long inspired fascination, imitation and veneration. Now, thousands of original medieval manuscript and early modern images are available for free online, ...
Archaeology
Nov 26, 2019
1
35378
"I walk this route to the train station. I often get cat-called whilst walking to the train. It's also very poorly lit at night." (Female, age 27)
Social Sciences
May 28, 2019
0
3
Scientists have recently developed a light controlled nano-switch to lay groundwork for atomic device development in nanotechnology. They engineered the switches at the nanoscale in a first step toward fully integrated electronic ...
Metallic nanoparticles have been used as glass colorants since the Roman Empire. One of the most famous pieces of pottery from the period is the Lycurgus cup. The nanoparticles embedded in this cup have an optical peculiarity, ...
Nanomaterials
Feb 15, 2019
0
11
During the European Middle Ages, literacy and written texts were largely the province of religious institutions. Richly illustrated manuscripts were created in monasteries for use by members of religious institutions and ...
Archaeology
Jan 9, 2019
0
102
China is planning to launch its own 'artificial moon' by 2020 to replace streetlamps and lower electricity costs in urban areas, state media reported Friday.
Space Exploration
Oct 19, 2018
42
2379
An industry-university collaboration joint research team led by Osaka University developed synchronized fluctuation-type art illumination, in which the natural rhythm (tremor) of candle light can be produced even in artificial ...
Optics & Photonics
Mar 26, 2018
0
8
In films, video games, virtual reality environments and other computer graphics arenas, lighting is key in achieving accurate depictions of our physical world. Computing lighting that looks real remains complex and inefficient, ...
Computer Sciences
Nov 28, 2017
1
30
Vision-based face detection and recognition is one of the most rapidly growing research areas in computer vision and robotics and is widely used in several human related applications. However, vision-based face detection ...
Computer Sciences
Jul 19, 2016
0
9
