tldrdaily.news logo
Tag

Terahertz Waves

All articles tagged with #terahertz waves

technology1 year ago

"Revolutionizing Wireless Communication: The Future of Terahertz Waves and Bending Light"

Researchers have developed a method to manipulate terahertz waves, allowing them to curve around obstacles, potentially revolutionizing wireless communication. Terahertz waves have much higher data-carrying capacity than microwaves, but are currently blocked by solid objects. The new method involves creating self-accelerating beams that bend around obstacles, maintaining communication links with high reliability and integrity. This breakthrough could lead to faster and more stable internet connections in obstructed environments, but further research and challenges remain in the development of terahertz communication technology.

via SciTechDaily|
#network-technologies#research#technology
technology1 year ago

"Terahertz Wave-Based ID Tag Authenticates Items for Anti-Tampering"

MIT researchers have developed a tiny, tamper-proof ID tag that utilizes terahertz waves to authenticate items, offering improved security over traditional RFIDs. By mixing microscopic metal particles into the glue that sticks the tag to an object, a unique pattern is formed on the item's surface, akin to a fingerprint, which is used for authentication. The tag is small, cheap, and secure, and a machine-learning model helps detect tampering with over 99 percent accuracy. This innovation could be implemented throughout supply chains and on small items like medical devices.

via Tech Xplore|
#authentication#id-tag#mit-research
technology1 year ago

"Tamper-Proof ID Tag Authenticates Almost Anything"

MIT researchers have developed a tiny, tamper-proof ID tag that utilizes terahertz waves to authenticate items, offering improved security over traditional RFIDs. By mixing microscopic metal particles into the glue that sticks the tag to an object, a unique pattern is created, akin to a fingerprint, which is used for authentication. A machine-learning model has been demonstrated to detect tampering with over 99 percent accuracy. While the tag is cheap and small enough to attach to items throughout a supply chain, it is limited by the distance and angle between the sensor and tag. The researchers hope to address these limitations and inspire further exploration of terahertz applications beyond broadband wireless.

via MIT News|
#authentication#mit#rfid
science-and-technology2 years ago

"RIKEN's Handheld Terahertz Device Revolutionizes Non-Invasive X-Ray Imaging"

Researchers at RIKEN have developed a handheld device that utilizes the terahertz band of the electromagnetic spectrum to "X-ray" objects without harmful radiation. By optimizing techniques and using specific materials, they have significantly improved terahertz wave power output and miniaturized the device. The technology has various applications including non-destructive imaging and quantum research, with collaborations with industrial partners underway. The palm-sized devices can generate terahertz waves, allowing for the detection of concealed objects and the analysis of chemical compositions. The technology has potential uses in security, art analysis, and industrial inspections.

via SciTechDaily|
#industrial-collaborations#miniaturized-devices#non-destructive-imaging
science-and-technology2 years ago

Terahertz technology illuminates microscopic and quantum worlds.

Scientists at Loughborough University have demonstrated that a terahertz wave camera can capture 3D images of microscopic items hidden inside small objects. The team's latest study could have major implications for a range of fields with relevance in cancer screenings, security, and materials research. Terahertz waves are a vastly unexplored part of the electromagnetic spectrum with frequencies ranging between microwave and infrared light. They have several properties that make them extremely useful, such as their ability to penetrate opaque objects without causing harm.

via Phys.org|
#3d-imaging#cancer-screenings#materials-research
science-and-technology2 years ago

Revolutionizing Materials Physics with Spectroscopy Breakthrough.

Scientists from the University of Ottawa and the Max Planck Institute for the Science of Light have developed a novel photonics system that combines terahertz (THz) spectroscopy and real-time monitoring to investigate irreversible physical, chemical, and biological phenomena. The system allows for the observation of non-reversible electronic or lattice reconfigurations, notably occurring during phase transitions, and can trace vibrational resonances of molecules to study the enigmatic role of enzymes in chemical reactions. The researchers anticipate that this system will play a crucial role in revealing a new range of fast and non-reproducible processes, rendering THz spectroscopy an even more efficient characterization tool to make impactful discoveries in materials physics.

via Phys.org|
#materials-science#photonics-system#real-time-monitoring