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Nano News
Microsize Molecular Machines Swarm for Drug Delivery
SAPPORO, Japan, April 25, 2022 — Scientists at Hokkaido University demonstrated light-manipulated microsize molecular machines, or robots, that performed cargo delivery through a swarming strategy to ultimately achieve a transport efficiency 5× greater than that of single robots. The discipline of swarm robotics, which is inspired by the cooperative behavior of living organisms, focuses on the fabrication of robots and their use in swarms to accomplish complex tasks. The cargo used in the team’s experiments
Lithography Technique Precisely Controls Nanodevice Feature Sizes
HONG KONG, April 19, 2022 — Researchers at the University of Hong Kong (HKU) developed an approach for nanodevice fabrication to increase the efficiency of building nanostructures that require spatially different dimensions. The researchers devised and demonstrated a...
European Initiatives Increase Access to Quantum Magnetometers
FREIBURG, Germany, April 18, 2021 — Researchers from six Fraunhofer institutes are working on two projects that aim to make quantum magnetometers — sensor devices that measure magnetic field — usable in industrial settings. Magnetometers are currently limited in such...
Nonlinear Response in Diamond Defects Could Enable Nanosensors
TSUKUBA, Japan, April 1, 2022 — A nonlinear optical approach to temperature sensing, discovered by scientists at the University of Tsukuba and the Japan Advanced Institute of Science and Technology (JAIST), could expedite development of nanosize sensors for applications that...
Metasurface Helps to Conquer Counterfeiting
POHANG, South Korea, March 25, 2022 — Researchers at Pohang University of Science and Technology (POSTECH) have developed an anticounterfeiting and tampering prevention system using ultraviolet (UV) and visible light. The technology uses metasurfaces — it in fact resolves a...
Tunable Nanophotonic Interface Simplifies PIC Integration
CHICAGO, March 22, 2022 — A chiral nanophotonic interface developed by a research team at the University of Chicago could make photonic integrated circuits (PICs) easier to integrate into mapping systems, biosensors, and other technologies. The interface provides a way for...
Efficient, Nano-Size Optical Computer Crunches Complex Data
NEW YORK, March 14, 2022 — A research team led by Andrea Alù at the City University of New York (CUNY) and Heedong Goh at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) developed a design for a nano-size, wave-based computer that solves...
Nanophotonic Scintillators Enhance X-Ray Signal Efficiency by 10x
CAMBRIDGE, Mass., March 4, 2022 — Researchers at MIT have shown that scintillators, materials that emit light when bombarded with high-energy particles or x-rays, can be improved by at least tenfold, and potentially even a hundredfold, by modifying their surface to create nanoscale...
Lens-Antenna Lends Portability to THz On-Chip Technology
MOSCOW, Feb. 22, 2022 — A miniature lens-antenna designed for sending and receiving terahertz (THz) signals is compact enough to be used as a portable device in a diverse range of industries, from communications and manufacturing to security, biomedicine, and food safety....
Research Team Incorporates Photonics into Radar System
SYDNEY, Feb. 15, 2022 — A photonic radar system, characterized by its developers as so sensitive that it can detect an object’s location, speed, and angle down to the millimeter level, could be used for applications including autopilot assistance, gesture...
Microresonator Increases Strength of Light-matter Interactions
AMHERST, Mass., Feb. 7, 2022 — Researchers at the University of Massachusetts Amherst, the University of Maryland, and the National Institute of Standards and Technology (NIST) built an on-chip microresonator that strengthens light-matter interactions without losing optical...
Semiconductors Manipulate Light for Drug Molecule Characterization
BATH, England, Feb. 1, 2022 — A photonic effect in semiconducting helical particles, discovered through a collaboration between the University of Bath and the University of Michigan, could facilitate the use of robotic chemistry to speed the development and screening of...
Laser Nanosoldering Boosts Conductivity of Nanoelectrodes
GUANGZHOU, China, Jan. 19, 2022 — Researchers at Jinan University and the Chinese Academy of Sciences developed a plasmon-enhanced laser nanosoldering technology to increase the electrical conductivity of silver (Ag) nanowires that are fabricated using femtosecond laser direct...
Spectroscopy Method Could Raise Number of Viable Donor Kidneys
WASHINGTON, D.C., Jan. 14, 2022 — Researchers at the University of Shanghai for Science and Technology and the Changhai Hospital of Shanghai used label-free surface-enhanced Raman scattering (SERS) spectroscopy to quantitatively assess donor kidney quality, reportedly for the first...
Supercomputer Adds Efficiency to Light-Matter Simulations
TSUKUBA, Japan, Jan. 11, 2022 — Researchers at the University of Tsukuba developed a unified method for simulating light-matter interaction at the atomic scale. The method is considered to be highly efficient by the researchers, as it simultaneously calculates electromagnetic...
Photoelectrochemical Sensor Tests for Coronavirus in Minutes
MADRID, Jan. 6, 2022 — Scientists in Spain have designed a photoelectrochemical aptasensor to quickly detect coronavirus using a saliva sample. The sensor device, developed by a research team at the Universidad Carlos III de Madrid (UC3M), obtains quantitative...
Magnetically Controlled Nanolasers Protect Optical Signals
ESPOO, Finland, Jan. 4, 2022 — A lasing control mechanism, introduced by a research team at Aalto University, enables users to control plasmonic nanolasers remotely, using a magnetic field. Until now, the only way to switch plasmonic nanolasers on and off has been through direct...
Continuous-Wave Diodes Shrink Size, Cost of 3D Laser Printers
KARLSRUHE, Germany, Jan. 3, 2022 — Compact desktop printers could soon take the place of big, expensive laser printers for printing 3D micro- and nanostructures. A two-step 3D printing process, invented by researchers at Karlsruhe Institute of Technology (KIT) and Heidelberg...
EU Project Combines Optics, Nanotechnology to Restore Vision
GENOA, Italy, Jan. 3, 2022 — HyVIS, an EU-funded initiative targeting degenerative eye disease, is scheduled to get underway. The four-year project aims to develop a way to restore sight in people with diseases such as age-related macular degeneration and retinitis pigmentosa,...
Photo-Induced Method Helps Plastic to Self-repair
SYDNEY, Dec. 29, 2021 — Engineers at the University of New South Wales (UNSW) have demonstrated a photoinduced, dual-wavelength approach to help 3D-printed plastic heal itself at room temperature and without prior deoxygenation. The team from the UNSW School of Chemical...
Light-Based and Lightweight, Aerogel Photocatalyst Enables Efficient Hydrogen Production
ZURICH, Dec. 22, 2021 — With appropriate pretreatment, aerogels could serve as efficient, visible light-active photocatalysts for industrial use. The Laboratory for Multifunctional Materials at ETH Zurich, headed by professor Markus Niederberger, demonstrated that...
Miniature Frequency Combs Could Confirm, or Refute, Quantum Theories
STANFORD, Calif., Dec. 21, 2021 — Researchers at Stanford University have observed the quantum properties of soliton frequency combs, opening the door to confirm quantum theories. According to the research team, the demonstration is one of the first to show how a miniaturized...
Camera the Size of a Gran of Salt Performs Beyond its Scale
PRINCETON, N.J., Dec. 17, 2021 — Researchers at Princeton University and the University of Washington (UW) designed a nanosize camera, no bigger than a grain of salt, that produces images comparable to those produced by a traditional lens setup more than 500,000 times larger than...
Structural Color Gives Sustainable Sparkle to Plant-Based Materials
CAMBRIDGE, England, Nov. 26, 2021 — Not all that glitters is gold and not all that’s glitter is good for the environment. Used to add sparkle to everything from cosmetics to Christmas ornaments, glitter is getting an environmentally friendly makeover from scientists at the...
Nanodiamond-based Phantoms Stabilize Microscope Calibration
URBANA, Ill., Nov. 9, 2021 — Researchers at the Beckman Institute for Advanced Science and Technology at the University of Illinois Urbana-Champaign are using microscopic nanodiamonds to calibrate and assess the performance of high-powered microscopes. The work is poised to...
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May 2024
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