Fabrication of nanoscale photonic crystals with an ultrafast laser
The light control performance of photonic crystals is closely related to their lattice constant, which typically requires the lattice constant to be in the same order of magnitude as the working wavelength. In crystal materials, the photonic crystal.....»»
Morphable materials: Researchers coax nanoparticles to reconfigure themselves
A view into how nanoscale building blocks can rearrange into different organized structures on command is now possible with an approach that combines an electron microscope, a small sample holder with microscopic channels, and computer simulations, a.....»»
Team develops method for control over single-molecule photoswitching
Scientists from the Department of Physical Chemistry at the Fritz Haber Institute have made an innovative discovery in nanoscale optoelectronics. The study, published in the journal Nature Communications and titled "Atomic-Precision Control of Plasmo.....»»
Advanced microscopy method reveals hidden world of nanoscale optical metamaterials
Scientists from the Department of Physical Chemistry at the Fritz Haber Institute of the Max Planck Society have made a significant discovery in the field of nanotechnology, as detailed in their latest publication in Advanced Materials. Their paper,.....»»
AI-driven method enhances electron microscopy imaging capabilities of complex biological systems
Electron microscopy has enabled visualization of the intricate details inside cells. The advancement to 3D electron microscopy, known as volume EM (vEM), has further expanded this three-dimensional, nanoscale imaging capacity. However, trade-offs bet.....»»
AI enhances chemical analysis at the nanoscale
EPFL scientists have developed an AI-based technique to improve the chemical analysis of nanomaterials, overcoming challenges of noisy data and mixed signals......»»
Research team uses tunable laser to develop straightforward broadband spectroscopy method with Hz-level precision
Since the first demonstration of the laser in the 1960s, laser spectroscopy has become an essential tool for studying the detailed structures and dynamics of atoms and molecules. Advances in laser technology have further enhanced its capabilities. Th.....»»
Don’t call it boring — this printer was an absolute joy to use
I reviewed HP's Color LaserJet Pro 4201dw to find out if this affordable color laser printer has good quality and long-term value......»»
PhAI—an AI system that figures out the phase of x-rays that crystals have diffracted
A trio of chemists at the University of Copenhagen has developed an AI application that can be used to figure out the phase of x-rays that crystals have diffracted as part of efforts to predict the structure of small molecules......»»
3D laser printing with bioinks from microalgae
Microalgae such as the diatom Odontella aurita and the green alga Tetraselmis striata are especially suitable as "biofactories" for the production of sustainable materials for 3D laser printing due to their high content in lipids and photoactive pigm.....»»
Ability to track nanoscale flow in soft matter could prove pivotal discovery
For roughly 70 years, Play-Doh has been entertaining children with its moldable, squishy form. This familiar substance belongs to a broader category known as soft matter, which includes some foods (such as mayonnaise), 3D printer gels, battery electr.....»»
Towards high quality transferred barium titanate ferroelectric hybrid integrated modulator on silicon
Future optical communication and signal processing systems will require high-volume optical links, wherein photonic integrated devices play a key role. Si photonics is currently among the most advanced techniques for realizing low-cost PIC. However,.....»»
Invisible laser beam detects what a MacBook user is typing
A whitehat hacker has demonstrated the use of an invisible laser beam to detect what a MacBook user is typing, from a distance, through a window, without being able to see the keyboard … more….....»»
Ultrafast electron microscopy technique advances understanding of processes applicable to brain-like computing
Today's supercomputers consume vast amounts of energy, equivalent to the power usage of thousands of homes. In response, researchers are developing a more energy-efficient form of next-generation supercomputing that leverages artificial neural networ.....»»
New "game-changing" discovery for light-driven artificial intelligence
In a paper, titled "Partial coherence enhances parallelized photonic computing," published in Nature, researchers from the University of Oxford, along with collaborators from the Universities of Muenster, Heidelberg, and Ghent, report that replacing.....»»
3D terrestrial laser scanner assists in reconstructing glacier"s mass balance sequence
Complex topography of glacier surfaces under accelerating global warming presents unprecedented challenges to traditional methods of glaciological observation due to intense fragmentation and differential melting......»»
Can quantum particles mimic gravitational waves?
When two black holes collide, space and time shake and energy spreads out like ripples in a pond. These gravitational waves, predicted by Einstein in 1916, were observed for the first time by the Laser Interferometer Gravitational-Wave Observatory (L.....»»
Investigation into the regime between the nano- and microscale could pave the way for nanoscale technologies
In electronic technologies, key material properties change in response to stimuli like voltage or current. Scientists aim to understand these changes in terms of the material's structure at the nanoscale (a few atoms) and microscale (the thickness of.....»»
Nanoscale imaging provides insights into 2D and phase-change materials
Researchers from the University of California, Berkeley have developed cutting-edge nanoscale optical imaging techniques to provide unprecedented insights into the ultrafast carrier dynamics in advanced materials......»»
New, more sustainable method for manufacturing microchips and other nanoscale devices
Putting 50 billion transistors into a microchip the size of a fingernail is a feat that requires manufacturing methods of nanometer level precision—layering of thin films, then etching, depositing, or using photolithography to create the patterns o.....»»
Researchers trap atoms, force them to serve as photonic transistors
Researchers at Purdue University have trapped alkali atoms (cesium) on an integrated photonic circuit, which behaves like a transistor for photons (the smallest energy unit of light) similar to electronic transistors. These trapped atoms demonstrate.....»»