Keyword: Materials properties

117
1521
0
0
30
Briefs: Photonics/Optics
A new approach has allowed researchers at Aalto University to design a kind of metamaterial that has so far been beyond the reach of existing technologies. Unlike natural materials, metamaterials and metasurfaces can be tailored to have specific electromagnetic properties, which means scientists can create materials with features desirable for industrial applications.
Feature Image
Briefs: Manufacturing & Prototyping
The advance, detailed in a paper published recently in the journal Physica Scripta, could enable more efficient compact fusion reactors that are easier to repair and maintain.
Feature Image
Briefs: Medical
To aid the development of gel-like materials, MIT and Harvard University researchers have created a set of computational models to predict the material’s structure and mechanical properties, as well as functional performance outcomes.
Feature Image
Briefs: Photonics/Optics
Researchers at SEAS have uncovered hidden potential in metasurfaces and demonstrated optical devices that manipulate light’s polarization state with an unprecedented degree of control. Read on to learn more.
Feature Image
Briefs: Manufacturing & Prototyping
A new method for metal 3D printing aims to make more efficient use of resources by allowing structural modifications to be “programmed” into metal alloys during 3D printing, fine-tuning their properties without the “heating and beating” process that’s been in use for thousands of years.
Feature Image
Briefs: Manufacturing & Prototyping
Researchers have unveiled a remarkable new material with potential to impact the world of material science: amorphous silicon carbide (a-SiC). Beyond its exceptional strength, this material demonstrates mechanical properties crucial for vibration isolation on a microchip. It is therefore particularly suitable for making ultra-sensitive microchip sensors.
Feature Image
Briefs: Materials
A research team has made new discoveries that can expand additive manufacturing in industries that rely on strong metal parts, including aerospace.
Feature Image
Briefs: Materials
Taking inspiration from nature, a team of researchers at Queen Mary’s School of Engineering and Materials Science has successfully created an artificial muscle that seamlessly transitions between soft and hard states while also possessing the remarkable ability to sense forces and deformations.
Feature Image
Briefs: Photonics/Optics
Researchers have developed a colloidal synthesis method for alkaline earth chalcogenides. This method allows them to control the size of the nanocrystals in the material.
Feature Image
Briefs: Electronics & Computers
Researchers have fabricated a novel device that could dramatically boost the conversion of heat into electricity. If perfected, the technology could help recoup some of the recoverable heat energy that is wasted in the U.S. at a rate of about $100 billion each year.
Feature Image
Briefs: Manufacturing & Prototyping
Researchers in the Lyding Group at the University of Illinois Urbana-Champaign have discovered an efficient, sustainable method for 3D-printing single-walled carbon nanotube films, a versatile, durable material that can transform how we explore space, engineer aircraft, and wear electronic technology.
Feature Image
Briefs: Energy
A Penn State-led team of researchers have created a new process to fabricate large perovskite devices that is more cost- and time-effective than previously possible — and may accelerate future materials discovery.
Feature Image
Briefs: Nanotechnology
Researchers have created a way to make a 3D-printable nanocomposite polymeric ink that uses carbon nanotubes — known for their high tensile strength and lightness. This revolutionary ink could replace epoxies.
Feature Image
Briefs: Materials
Researchers are scaling up the production of vertically aligned single-walled carbon nanotubes that could revolutionize diverse commercial products ranging from rechargeable batteries, automotive parts and sporting goods to boat hulls and water filters.
Feature Image
Briefs: Aerospace
Following nature's example, Lufthansa Technik and BASF have jointly developed the functional surface film AeroSHARK for commercial aircraft.
Feature Image
5 Ws: Aerospace
A team of researchers at University of Houston have developed a deicing spray in which detachment can be accurately controlled and accelerated.
Feature Image
Briefs: Manufacturing & Prototyping
Researchers have developed a method of imprinting a hidden magnetic tag, encoded with authentication information, within manufactured hardware during the part fabrication process.
Feature Image
5 Ws: Robotics, Automation & Control
A team of researchers at Cornell Engineering has developed a soft robot that can detect when and where it was damaged — and then heal itself on the spot.
Feature Image
Briefs: Materials
Researchers produced a soft, mechanical metamaterial that can “think” about how forces are applied to it and respond via programmed reactions.
Feature Image
Briefs: Communications
This device could pave the way to higher-bandwidth wireless communications.
Feature Image
Briefs: Materials
NASA has developed a new metal matrix composite (MMC) that can repair itself from large fatigue cracks that occur during the service life of a structure.
Feature Image
Briefs: Wearables
The fibers measure subtle and complex fabric deformations.
Feature Image
Briefs: Materials
This new approach is useful for building radiation shields via the Z-grading method, the process of layering metal materials with different atomic numbers to provide radiation protection for protons, electrons, and x-rays.
Feature Image
Briefs: Manufacturing & Prototyping
MIT researchers have developed a way of making even the most unlikely pairings of materials take on a desired level of wettability.
Feature Image
Briefs: Materials
The researchers created these sensing structures using just one material and a single run on a 3D printer.
Feature Image
Briefs: Manufacturing & Prototyping
One common limitation of AM has been that produced articles cannot be recycled without substantial energy costs.
Feature Image
Briefs: Imaging
The models allow users to optimize X-ray radiography setups, for the detection of crack and crack-like flaws, to penetrate various materials to show internal structures of parts.
Feature Image
Briefs: Robotics, Automation & Control
Scientists develop a new approach for miniaturization of soft ultra-compact and highly integrated sensor units for directional tactile sensitivity in e-skin systems.
Feature Image
Articles: Design
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow.
Feature Image

Videos