August 23, 2020
Top Headlines
Digital Content on Track to Equal Half 'Earth's Mass' by 2245
Aug. 11, 2020 — As we use resources to power massive computer farms and process digital information, our technological progress is redistributing Earth's matter from physical atoms to digital information. ...
Implantable Transmitter Provides Wireless Option for Biomedical Devices
Aug. 4, 2020 — Engineers have developed a fully implantable radio-frequency transmitter chip for wireless sensor nodes and biomedical ...
Adding Noise for Completely Secure Communication
June 11, 2020 — How can we protect communications against 'eavesdropping' if we don't trust the devices used in the process? This is one of the main questions in quantum cryptography research. Researchers have now ...
Using Sound and Light to Generate Ultra-Fast Data Transfer
Feb. 11, 2020 — Researchers have made a breakthrough in the control of terahertz quantum cascade lasers, which could lead to the transmission of data at the rate of 100 gigabits per second -- around one thousand ...
Latest Headlines
updated 10:32am EDT
Ultraviolet Communication for Secure Networks
Aug. 11, 2020 — Of ever-increasing concern for operating a tactical communications network is the possibility that a sophisticated adversary may detect friendly transmissions. Researchers developed an analysis ...
NIST's SAMURAI Measures 5G Communications Channels Precisely
Aug. 10, 2020 — Engineers have developed a flexible, portable measurement system to support design and repeatable laboratory testing of fifth-generation (5G) wireless communications devices with unprecedented ...
Faster LEDs for Wireless Communications from Invisible Light
July 30, 2020 — Researchers have solved a major problem for optical wireless communications - the process by which light carries information between cell phones and other devices. Light-emitting diodes (LEDs) pulse ...
Randomness Theory Could Hold Key to Internet Security
July 27, 2020 — Researchers identified a problem that holds the key to whether all encryption can be broken -- as well as a surprising connection to a mathematical concept that aims to define and measure ...
New Technology Speeds Up Organic Data Transfer
July 17, 2020 — An international research team developed visible light communication (VLC) setup capable of a data rate of 2.2 Mb/s by employing a new type of organic light-emitting diodes ...
Using Cellular Networks to Detect at-Risk Areas for Spread of COVID-19
June 29, 2020 — In the fight against COVID-19, researchers have developed a new, non-invasive strategy to identify areas at greatest risk for spreading the disease. The team is drawing on data from existing cellular ...
Record-High Data Transmission Using a Soliton Crystal
May 25, 2020 — Researchers have achieved world record-high data transmission over 75 km of standard optical fiber using a powerful class of micro-comb called soliton ...
Researchers Boost Microwave Signal Stability a Hundredfold
May 21, 2020 — Researchers have used state-of-the-art atomic clocks, advanced light detectors, and a measurement tool called a frequency comb to boost the stability of microwave signals 100-fold. This marks a giant ...
World's Fastest Internet Speed from a Single Optical Chip
May 22, 2020 — A research team has recorded the world's fastest internet speed from a single optical chip of 44.2 Terabits per ...
Light, Sound, Action: Extending the Life of Acoustic Waves on Microchips
May 7, 2020 — Data centres and digital information processors are reaching their capacity limits and producing heat. Foundational work here on optical-acoustic microchips opens door to low-heat, low-energy, fast ...
Earlier Headlines
What Violin Synchronization Can Teach Us About Better Networking in Complex Times
Aug. 11, 2020 — A new study suggests by using a model of violin synchronization in a network of violin players, there are ways to drown out distractions and miscommunications that could be used as a model for human ...
No Association Found Between Exposure to Mobile Devices and Brain Volume Alterations in Adolescents
July 9, 2020 — A new study of 2,500 Dutch children is the first to explore the relationship between brain volume and different doses of radiofrequency electromagnetic ...
Strainoptronics: A New Way to Control Photons
June 22, 2020 — Researchers discovered a new way to engineer optoelectronic devices by stretching a two-dimensional material on top of a silicon photonic ...
Researchers Solve 'Link Discovery' Problem for Terahertz Data Networks
Apr. 24, 2020 — A team of researchers has demonstrated a way to help devices to find each other in the ultra-fast terahertz data networks of the ...
Photonic Microwave Generation Using on-Chip Optical Frequency Combs
Apr. 20, 2020 — Using integrated photonic chips, scientists have demonstrated laser-based microwave generators. These microwave signals, as well as their optical carriers, could be used in radars, satellite ...
Quantum Entanglement Offers Unprecedented Precision for GPS, Imaging and Beyond
Apr. 20, 2020 — Engineers have demonstrated for the first time that it's possible to connect a network of sensors through quantum entanglement. The experiment opens a door to unprecedented levels of sensitivity ...
Low-Cost Imaging System Poised to Provide Automatic Mosquito Tracking
Apr. 15, 2020 — Mosquito-transmitted diseases such as malaria, dengue and yellow fever are responsible for hundreds of thousands of deaths every year. A new low-cost imaging system could make it easier to track ...
Smartphone Videos Produce Highly Realistic 3D Face Reconstructions
Apr. 1, 2020 — Normally, it takes pricey equipment and expertise to create an accurate 3D reconstruction of someone's face. Now, researchers have pulled off the feat using video recorded on an ordinary ...
Quantum-Entangled Light from a Vibrating Membrane
Mar. 31, 2020 — Researchers recently entangled two laser beams through bouncing them off the same mechanical resonator, a tensioned membrane. This provides a novel way of entangling disparate electromagnetic fields, ...
Tiny Optical Cavity Could Make Quantum Networks Possible
Mar. 30, 2020 — Engineers have shown that atoms in optical cavities could be foundational to the creation of a quantum ...
Physicist Develops New Photon Source for Tap-Proof Communication
Mar. 27, 2020 — An international team has developed a new method for generating quantum-entangled photons in a spectral range of light that was previously inaccessible. The discovery can make the encryption of ...
Scientists Create Quantum Sensor That Covers Entire Radio Frequency Spectrum
Mar. 19, 2020 — A quantum sensor could give Soldiers a way to detect communication signals over the entire radio frequency spectrum, from 0 to 100 GHz, said ...
Chip-Based Devices Improve Practicality of Quantum-Secured Communication
Mar. 19, 2020 — Researchers have demonstrated new chip-based devices that contain all the optical components necessary for quantum key distribution while increasing real-world security. The fast and cost-effective ...
Long-Distance Fiber Link Poised to Create Powerful Networks of Optical Clocks
Mar. 17, 2020 — An academic-industrial team in Japan has connected three laboratories in a 100-kilometer region with an optical telecommunications fiber network stable enough to remotely interrogate optical atomic ...
Corn Productivity in Real Time: Satellites, Field Cameras, and Farmers Team Up
Mar. 5, 2020 — Scientists have developed a new, scalable method for estimating crop productivity in real time. The research combines field measurements, a unique in-field camera network, and high-resolution, ...
New Type of Indoor Solar Cells for Smart Connected Devices
Mar. 4, 2020 — In a future where most things in our everyday life are connected through the internet, devices and sensors will need to run without wires or batteries. Researchers present a new type of ...
New Way to Control the Phase of Light Using 2D Materials
Feb. 24, 2020 — Physicists have announced that they have discovered a new way to control the phase of light using 2D materials -- atomically thin materials 1/100,000 the size of a human hair -- without changing its ...
Having an Eye for Colors: Printable Light Sensors
Feb. 24, 2020 — Cameras, light barriers, and movement sensors have one thing in common: they work with light sensors that are already found in many applications. In future, these sensors might also play an important ...
Mixed-Signal Hardware Security Thwarts Powerful Electromagnetic Attacks
Feb. 19, 2020 — A team has developed technology to use mixed-signal circuits to embed critical information that is suppressed at a lower ...
Moving Precision Communication, Metrology, Quantum Applications from Lab to Chip
Feb. 13, 2020 — Photonic integration has focused on communications applications traditionally fabricated on silicon chips, because these are less expensive and more easily manufactured, and researchers are exploring ...
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