Articles tagged with Materials Testing
The International Technology Roadmap for Semiconductors is a top advance, driving progress in microelectronics and materials science. Materials science studies materials used in devices and technologies, including polymers, semiconductors, and metals.
A team of scientists developed a new type of explosive material using porous copper structures, which can be mass-produced like computer chips. This technology enables the creation of highly reliable and small detonators with built-in safe and arm capabilities.
Researchers have developed a way to use carbon nanotubes to stop bullets from penetrating material and even rebound their force. This could lead to more effective bulletproof materials that avoid blunt force trauma and critical organ damage.
A new coating method mimics mussel adhesive properties, allowing for the attachment of various materials to inorganic and organic surfaces. This method has potential applications in fields such as electronics, medical devices, and water treatment.
The team created a three-dimensional metamaterial constructed entirely from semiconductors, enabling negative refraction of light. This property holds promise for the development of superior lenses and compact mid-infrared optics.
Researchers have developed new sol-gel inks that can be printed into three-dimensional structures of metal oxides with nanoscale features. These inks enable the direct patterning of functional oxides at the nanoscale, opening up new avenues for functional devices.
A Cornell team unraveled the fundamental physics of ruthenium tris-bipyridine, a molecular semiconductor with potential for flexible light-emitting devices. The discovery reveals that an electric field is concentrated at interfaces, not in bulk materials.
A new $2.9 million graduate student training program at Cornell will help bridge the gap between different scientific disciplines by focusing on nanoscale surfaces and interfaces. The program aims to train interdisciplinary thinkers and equip students with essential skills in public speaking, writing, and ethics.
Researchers at NIST have discovered a highly sought-after type of atomic magnetic moment arrangement in antiferromagnets. The findings, published in Nature Materials, reveal evidence of a rare quantum paramagnetic spin state that weakly responds to external magnetic fields.
Researchers have identified two techniques to improve people's ability to accurately evaluate their learning: rereading or summarizing text, and focusing attention on key details. These methods demonstrate promise for helping individuals learn complex materials more efficiently.
Researchers discovered a novel magnetic material that behaves differently from regular magnets, exhibiting string order and quantum phase coherence. The findings have strong implications for designing devices and materials for quantum information processing.
The FDA Nanotechnology Task Force has outlined a comprehensive plan to address regulatory challenges posed by nanotechnology, recognizing the need for new safety assessment tools and greater expertise. The report calls for increased public participation and transparency in developing regulatory policies.
Researchers at the University of Pennsylvania have identified a naturally occurring material that can be used as a template for building nanodevices. The discovery, published in Nature Materials, provides a simpler method for creating nanostructures by leveraging the spontaneous phase separation of a ceramic material at the nanoscale.
Researchers at Université Laval have successfully developed a highly reflective liquid mirror capable of functioning under harsh lunar conditions. The discovery, published in Nature, brings the project one step closer to building a liquid telescope on the moon, which could be up to 1,000 times more sensitive than current space telescopes.
Researchers at the University of Illinois developed self-healing materials that can heal cracks in a continuous cycle. The new materials feature embedded microvascular networks that emulate biological circulatory systems, allowing minor damage to be healed repeatedly without exhausting the supply of healing agent.
Columbia University is expanding its immersion lithography research program with $700,000 in funding from International SEMATECH North. The project aims to develop novel chemistries for double-exposure materials, a critical step towards advancing nanoelectronics manufacturing.
Dr. Grayson Marshall is being honored with the Wilmer Souder Award for his significant contributions to dental materials research. His work on SEM and AFM studies has greatly advanced our understanding of bonding mechanisms and natural interfaces with biomaterials.
Dr. Gottfried Schmalz is a renowned scholar recognized for his long-standing research on pulp cell behavior in response to dental materials. His work has bridged basic and clinical sciences, focusing on biocompatibility of dental materials and resulting in significant contributions to the field.
Researchers at The University of Manchester have developed a new type of technology using the world's thinnest material, which can be used to sieve gases and make ultra-fast electronic switches. The discovery has significant implications for the development of medical drugs, as it will potentially allow the rapid analysis of atomic str...
MIT researchers have developed a new method to produce strong and stretchy nanocomposite materials, similar to spider silk. These materials can be used to strengthen packaging materials and develop tear-resistant fabrics or biomedical devices.
Researchers at the University of Exeter have discovered a unique surface structure in the Cyphochilus beetle that creates its brilliant whiteness. This innovative design could lead to improved ultra-thin materials for various industries.
Researchers at Northwestern University developed transparent, high-performance transistors using organic and inorganic materials. These transistors can be assembled inexpensively on glass and plastics, enabling new applications for displays with invisible wires.
A team of researchers, led by Lehigh University's Volkmar Dierolf, has received a $1.2-million grant to study the nanostructure of ferroelectric domains. They aim to image and control these domains at the nanoscale to engineer devices.
Researchers at Colorado School of Mines and Northeastern University report a new computational methodology to quantify interface mobility, overcoming limitations of past studies. The method efficiently addresses the effect of impurities, revealing a more severe impact on interface motion than previously thought.
Researchers at Virginia Tech have developed a new polymer membrane for reverse osmosis that resists degradation by chlorine, allowing for efficient desalination. The membrane uses a similar structure to proton exchange membrane materials used in fuel cells, but with added salt treatment for improved chlorine resistance.
Researchers are developing a new combinatorial toolkit to evaluate hundreds of potential PEM fuel cell materials in a single experiment. The goal is to double membrane durability and cut costs in half. This project involves creating low-cost, thermally stable membranes using a 'formulation approach' that combines different polymers.
Georgia Institute of Technology researchers are exploring the potential of LCP for high-frequency radio applications, antennas, and circuit boards in space. The material's unique structure provides excellent electrical performance, heat resistance, flexibility, and strength, making it a promising candidate for NASA applications.
The College of Engineering at UC Santa Barbara has received a $2.75 million Partnerships for Research and Education in Materials (PREM) award from the National Science Foundation to partner with Jackson State University (JSU). The grant aims to develop new materials research in organic semiconductors and optical nanosystems, while focu...
Researchers have achieved net optical cooling of erbium-doped materials using laser radiation, overcoming technical difficulties associated with this phenomenon. This breakthrough enables the development of new devices such as high-power optical fibre lasers and medical diagnostic techniques.
Researchers at Northwestern University have developed a process to create graphene-based composite materials with exceptional properties. The method involves exfoliating graphite into individual layers, which can be mixed into polymers, glasses, and ceramics.
Researchers developed a new method to measure the stiffness of soft substrates by using sensor films with known properties. The technique tracks changes in stiffness across gradients of material properties, allowing for the mapping of spatial variations in rigidity in complex materials.
Researchers use computer simulations to gain insights into material properties and behavior that cannot be observed through experiments. Simulations have been shown to accurately predict the reliability of materials that coat surfaces, offering a more complete understanding than traditional experimental methods.
Researchers have developed a triple threat polymer that can capture and release fragrance molecules, demonstrating unique properties. The material's complex surface structure allows it to act as a host for guest molecules, enabling controlled release.
NIST and DuPont researchers have developed a nondestructive method for measuring how temperature affects the electrical properties of common circuit board materials, including ceramic, polymer, and glass. The technique enables faster, less expensive, and easier testing, as well as improved performance in designing circuits and substrates.
Five US university students have won travel scholarships to present their glass-related research in India at the International Symposium on Non-Oxide and Optical Glasses. The recipients, from Lehigh University and Rutgers University, will discuss topics including giant photocontraction effects and optical properties of glasses.
Carbon nanotubes have withstood pressures up to 40 gigapascals, making them ideal for nanoscale hydraulics and cylinders. The researchers discovered that nanotubes can perform similar functions at the scale of atoms and molecules, including extrusion processes.
Researchers at Rensselaer Polytechnic Institute have developed a process to overcome difficulties in combining nanotubes with other materials, leading to improved composites. The new material demonstrates remarkable improvements in strength, toughness, thermal conductivity, and electrical conductivity.
Researchers at Purdue University have developed thermal interface materials with carbon nanotubes that conduct heat more efficiently than conventional materials. The nanotube-based interfaces can reduce the temperature rise of computer chips by up to 5 degrees Celsius, improving overall performance and reducing the risk of damage.
Researchers evaluated 92 patients with bladder cancers using MDCT and found 87 tumors, regardless of whether contrast was used. They also discovered that new CT technology can scan rapidly enough to evaluate the bladder fully, potentially obviating the need for invasive cystoscopy.
Researchers develop a technique to fabricate flexible nanomembranes with tunable strain, retaining silicon's properties while controlling conductivity. The method enables the creation of faster electronics, novel photonic crystals, and lightweight sensors, with potential applications in flexible electronic devices and biological sensing.
Researchers found that polymer composites localize heat better than steel, allowing them to sustain structural rigidity and prevent fire spread. The study recommends developing materials with high glass transition temperatures to achieve optimal performance.
Researchers found that students who self-test frequently while studying on their own perform better in retention tests compared to those who study the material repeatedly. This phenomenon is known as the testing effect, which enhances long-term retention through a mechanism different from restudy alone.
Researchers at the University of Manchester have created a new bio-gel for 3D cell culture that mimics natural cell scaffolds. The gel, made from dipeptides, has potential applications in wound healing and regenerative medicine.
The new microscope enables crystallographic information to be measured at a lateral resolution of about 40 cubic nanometres, and depending on the material, even more finely. Researchers have already used it to study steel-related iron-aluminium intermetallic alloys, which show promise for high-temperature gas turbines.
Researchers discovered that ceria behaves as its own catalyst, significantly improving fuel cell efficiency. The study's findings provide new insights into the role of ceria in fuel cells and open up possibilities for more efficient electrochemical reactions.
A new theory explains how cracks propagate in brittle materials, shedding light on material failure in nanoscale devices, airplanes, and earthquakes. The research simulates the behavior of atoms under extreme conditions, uncovering the physics behind fractures.
A Georgia Institute of Technology researcher has developed a new boron carbide formation process that increases the hardness and improves the ballistic performance of the material used in body armor. The new method can yield higher relative densities and better ballistic performance than currently available methods.
Scientists have successfully produced giant superstructures of unnatural carbon, exceeding twice the size of previously developed fragments. These supersized molecules exhibit high density of pi-electrons useful for electronics and optics, with potential applications in optical electronics and switches used in telecommunications.
MIT researchers have developed a way to test the mechanical properties of almost 600 different materials in a matter of days. This breakthrough could lead to faster identification of dental implants and tank armor with improved resistance.
A team of scientists has successfully created a new material that induces magnetic vibrations at visible light frequencies, allowing for the creation of ultra-small optical lenses and miniature lasers. This breakthrough could lead to significant advancements in optics, optoelectronics, and biosensing.
Researchers investigate which nanomaterial sizes, shapes, compounds, and coatings harm or kill cells. The aim is to develop non-toxic types using 'green' nanomaterials, addressing growing concerns about nanoparticle health impacts.
The NSF grant supports research into thin films, complex multiphase materials, and human cell adhesion. The center aims to develop more durable materials and create better medical tests and treatments.
Researchers at Yale University have devised a way to predict the microstructure of crystals as they form in materials. This new method enables the estimation of grain size and subsequent material properties dependent on microstructure, opening up possibilities for tailoring material characteristics.
The Georgia Institute of Technology's Center for Biologically Inspired Design applies nature's design principles to improve manufacturing, materials, and processes. Biomimicry research projects are underway in biosensing, materials design, and more.
The National Science Foundation has renewed funding for the University of California - Santa Barbara's Materials Research and Engineering Center (MRL) at $20.52 million over six years. This grant supports interdisciplinary research, education, and outreach initiatives in materials science.
A team of researchers used proteomics to identify multiple blood proteins that adsorb to the surfaces of medical devices, including serum amyloid P. This discovery sheds new light on the biocompatibility of materials and their potential impact on patient health.
The UW-Madison MRSEC center will focus on designing materials with controlled chemical functionality and physical properties, enabling new sensors and cell differentiation capabilities. The center's interdisciplinary approach brings together experts from various departments to advance nanotechnology research and technology transfer.
Researchers at Northwestern University developed the first complete micromachine that can characterize mechanical properties of nanowires and carbon nanotubes in real-time. The system uses differential capacitive sensing to measure applied forces with nano-Newton resolution.
Researchers from NIST and UC Berkeley use NEXAFS spectroscopy to track chemical reactions, molecular reordering, and defect formation in organic electronic devices. The study reveals the importance of film structure and composition on charge carrier movement, offering a new tool for improving device performance.
Researchers at Virginia Tech created a new type of composite material that can be molded into bipolar plates with high electrical conductivity, good mechanical properties, and ease of manufacture. The material's properties exceed industry standards and will enable faster and more efficient production of fuel cell stacks.