Polarization is one of the fundamental characteristics of electromagnetic waves. It can convey valuable vector information in sensitive measurements and signal transmission, which is a promising technology for various fields ...
Optics & Photonics
Dec 27, 2023
0
36
Bolometers are devices that measure the power of incident electromagnetic radiation thru the heating of materials, which exhibit a temperature-electric resistance dependence. These instruments are among the most sensitive ...
Nanomaterials
Sep 30, 2020
1
12
A data breach of millions of US government employees allowed Chinese hackers to access sensitive information including security clearances of the workers and contractors, the Washington Post said.
Security
Jun 13, 2015
0
40
Iranian officials with access to classified information will be forbidden from using smartphones in connection with their work because of fears of espionage, a security official said Saturday.
Security
Jun 13, 2015
0
66
A padlocked icon in a web-browser or a URL starting with https provides communication security over the Internet. The icon or URL indicates OpenSSL, a cryptography toolkit implementing the SSL protocol, or a similar system ...
Software
Feb 29, 2012
1
0
The security of smart domestic appliances that can be managed remotely must be improved to better protect users' privacy, research suggests.
Security
Feb 25, 2019
1
37
Warmer, wetter conditions in the Arctic are accelerating the loss of carbon stored in tundra and permafrost soils, creating a potential positive feedback that further boosts global temperatures, a Dartmouth College study ...
Environment
Mar 16, 2016
0
284
How hot our planet will become for a given amount of greenhouse gases is a key number in climate change. As the calculation of how much warming is locked in by a given amount of emissions, it is crucial for global policies ...
Earth Sciences
Apr 17, 2017
13
57
To my untrained eyes, it was a bright and clear Silicon Valley day as we sat in the parking lot of a North San Jose high-tech company. But Dr. Amit Sinha, Motorola engineer and Wi-Fi detective, knew we were surrounded by ...
Telecom
Apr 7, 2010
0
0
Most parents go to great lengths to keep their children safe online—but what if parents themselves, through the simple act of posting photos to Facebook and Instagram, are putting their own kids at risk every day?
Internet
May 13, 2015
0
188
