Articles tagged with Porous Materials
Researchers developed a porous silicon material to replace traditional graphite in lithium-ion batteries, allowing for more energy storage capacity and longer runtime. The new material maintained over 80% of its initial capacity after 1,000 charge-and-discharge cycles.
A new material has been developed to improve wound healing and prevent bacterial infections, leading to faster recovery times compared to existing commercial dressings. The material was tested on mice and showed complete wound healing within two weeks.
Researchers at Penn State have developed a method to manufacture porous silicon using solar energy, which can generate hydrogen from water when exposed to sunlight. The material's high surface area and nanoscale size enable it to act as an effective catalyst, aiding in the production of hydrogen gas.
Researchers develop novel supercapacitor design using porous silicon and graphene coating, enabling over two orders of magnitude improvement in energy density. The device has the potential to power consumer electronics and renewable energy systems.
Researchers discovered liquid foams have low effective sound velocities, ranging from 20 to 60 meters per second, lower than its constituents. The type of foaming solution influences acoustic properties, with shaving foam showing a higher effective sound velocity.
University of Pittsburgh researchers design a family of ultra-porous materials with potential applications in drug delivery, gas storage, and industrial separations. The materials' high porosity could enable more efficient pharmaceutical delivery into the human body and lower-cost industrial separations.
Researchers at Argonne National Laboratory have found a way to make a material expand instead of compress under pressure. This counterintuitive discovery could lead to the creation of new porous framework materials with unique properties.
Researchers at Harvard University developed a tunable material system that can adapt to different environments, functions like self-adjusting contact lenses, pipelines, and textile materials. The bioinspired material is a continuous liquid film that changes shape in response to deformation, offering fine control over various properties.
Researchers have discovered a highly efficient material for capturing CO2, which could make clean-coal technology more efficient and reduce energy costs. The breakthrough material, SIFSIX-1-Cu, is less expensive and reusable than existing materials, with the potential to improve air quality and combat climate change.
A new algorithm analyzes void space in sphere packing to study the geometry of liquids and their flow through porous media. The method can also be applied to protein structure analysis, revealing key quantities such as buried cavity sizes and solvent accessibility.
Researchers from Northwestern University and others demonstrate 'transient electronics' that dissolve in a well-controlled manner. These biocompatible devices could be used for medical implants, environmental monitors, or military applications, offering advantages over conventional electronics.
Researchers from Kiel University and Hamburg University of Technology have developed Aerographite, a three-dimensionally interwoven porous carbon tube material that is incredibly strong yet extremely light. The material has unique properties, including being electrically conductive, ductile, and non-transparent.
Scientists have developed a design that allows electronics to bend and stretch up to 200%, overcoming the major obstacle of rigid electronics. This breakthrough enables medical monitoring devices to track vital signs and transmit them wirelessly, opening up new possibilities for patient care.
Researchers at Kyoto University's iCeMS have developed a process to create custom-designed porous coordination polymer architectures for high-efficiency, low-cost gas and liquid separation. The new method, called 'reverse fossilization,' transforms inorganic materials into organic structures with preserved shape and form.
Researchers have developed a novel porous material with unique carbon dioxide retention properties, which could be used in new carbon capture products to reduce emissions from fossil fuel processes. The material's structure allows selective adsorption of CO2, even at low temperatures.
A team of researchers at UCSC has developed a photoactive compound that releases nitric oxide when exposed to light, eradicating highly resistant 'Iraqibacter' bacteria. The treatment was tested in laboratory models and showed promising results.
Researchers at Boston University have developed a unique material and drug delivery mechanism that can slow the release of anti-cancer drugs over months. The system uses a biocompatible, porous polymer material with air pockets to prevent immediate release in case of water flooding.
Researchers at the University of Pittsburgh have created a new class of highly porous materials that can efficiently store large amounts of drug molecules or gas molecules, such as carbon dioxide or methane. This breakthrough has significant implications for alternative energy and the pharmaceutical industry.
Researchers at Kyoto University have designed an inexpensive new material capable of quick and accurate detection of carbon dioxide gas. The compound gives off variable degrees of visible light in correspondence with different gas concentrations, enabling the development of easy-to-use monitoring devices.
Researchers at Duke University have demonstrated a theoretical ability to significantly increase the efficiency of ships by creating a 'fluid flow cloak' that tricks the surrounding water into staying still. The cloak uses porous materials and tiny pumps to push flowing water along, greatly reducing the energy needed to propel vessels.
Engineers at Vanderbilt University created a 'spongy' silicon biosensor that detects small molecules with high sensitivity. The new sensor's porous structure increases its surface area, allowing it to capture more molecules than traditional sensors.
Researchers at the University of Texas at Austin have created a new porous, three-dimensional carbon that can be used as a greatly enhanced supercapacitor. This discovery offers promise for energy storage in various fields, including energy grids and electric cars.
Researchers at the University of Illinois have developed a simpler method to add iron to tiny carbon spheres, creating catalytic materials that can remove pollutants. The new technique uses ultrasonic spray pyrolysis and produces ash-free, inexpensive materials with potential applications for fuel cells and environmental remediation.
Researchers achieve world records for porosity and carbon dioxide storage capacity in metal-organic frameworks (MOFs), a crucial property for capturing heat-trapping emissions. The breakthrough could lead to cleaner energy and the development of synthetic genes to capture CO2.
Researchers propose a mechanism for reducing 'roughening' in pSiCOH materials etched in fluorocarbon plasmas. The findings could help overcome scaling challenges in integrated circuit manufacturing.
Researchers at Purdue University have created a magnetic 'ferropaper' made from ordinary paper that can be used to make low-cost micromotors, tiny tweezers, and miniature speakers. The material is impregnated with iron oxide nanoparticles and can be controlled using a magnetic field.
Researchers have created a new class of porous materials that effectively separate hydrogen from complex gas mixtures. The materials exhibit superior performance in separating hydrogen from carbon dioxide and methane, increasing the efficiency of producing pure hydrogen.
A team of scientists has developed a new material for anodes that can store more lithium ions than graphite, leading to improved battery performance. The highly porous silicon structure allows for rapid charging and discharging, enabling devices like mobile phones and laptops to run for longer periods.
Researchers have developed a new class of magnetic shape-memory foams with improved strain capabilities. The porous alloy's structure amplifies the shape-change effect, making it suitable for tiny motion control devices or biomedical pumps without moving parts.
Researchers at UCLA have developed a new material that can produce polarized light, a key component for brighter displays in consumer electronics. The material uses aligned nanoscale pores to confine light and enhance lasing, making it 20 times easier to generate polarized light than traditional methods.
Researchers at Delft University of Technology and the Colorado School of Mines have developed a unified theory to extract meaningful signals from acoustic noise. This theory enables the determination of parameters in flowing media, viscous media, and electrokinetic coupling parameters of porous reservoir rock.
A new type of biocompatible glass with dual porosity has been developed to mimic the vital functions of bone, facilitating vascularization and cell adhesion. The glass has successfully tested in laboratory experiments and is being further investigated for its potential to stimulate bone regeneration.
A new electrode material has been developed that improves battery power and charge retention. The material, which combines nickel, cobalt, and manganese ions at regular intervals, allows for high rates of discharge and energy storage.
Researchers have invented a new class of materials called metal-organic frameworks (MOFs) that can store vast amounts of carbon dioxide. One MOF, dubbed MOF-177, sops up 140% of its weight in CO2 at room temperature and reasonable pressure.
The Purdue team used a unique method to study the oxidation of methane on a palladium catalyst, revealing that the rate is always the same regardless of the surface exposed. This breakthrough could lead to more efficient catalytic combustion technology, reducing pollution and improving energy efficiency.
Researchers used MRI to study salt crystallisation in model systems and found that it causes damage in materials with small pores. The study provides new insights into the mechanism behind salt damage in building materials and stones.
Researchers at Los Alamos National Laboratory have developed a process to modify silica aerogels with silicon and transition metal compounds using chemical vapor techniques. This enhancement increases the aerogel's strength by four-fold while retaining its valuable porosity and density characteristics.
A new percolation model allows researchers to study cell signaling and track the movement of single atoms in complex pathways. This breakthrough enables fundamental chemical reactions to be observed at the molecular level in living cells.
Researchers have developed new aerogel nanocomposites that are 100 times more resistant to breakage and almost totally insensitive to moisture. The materials could be used for a variety of applications including building insulation, impact-resistant automobile bumpers and lighter aircraft frames.
Purdue University researchers have developed a method to stabilize the surface of porous silicon, enabling its use in creating new types of drug-delivery systems and biological sensors. By functionalizing the surface with specific chemicals, scientists can tailor the material's response to specific chemical environments or cues.
Researchers at the University of Delaware have created a porous, rainbow-colored metal that acts like a prism, diffracting a spectrum of colors. The material's tiny holes are 20,000 times smaller than existing metal meshes and could be used to steer light in photooptic computer components.
Researchers found that new high-efficiency filter materials can lead to uneven contaminant distribution and reduced efficiency when used in devices with high airflow rates. Manufacturers of vacuum cleaners and other air-filtering devices can improve performance by running products at lower speeds or increasing filter size.
Researchers at De Montfort University discovered a porous version of silicon with potential for biocompatibility, allowing for the transmission of signals between mechanical devices and human tissue. This breakthrough could lead to innovative applications in sensing and prosthetics.
Researchers have created self-assembling nanospheres that can control the release of drugs and have superior characteristics to traditional fillers. These durable silica spheres range in size from 2-50 nanometers and can absorb organic and inorganic substances, making them useful for various applications.
Researchers have developed a new class of porous materials, called nanobubblepack, with ordered crystal-like arrangements of ultra-small spherical spaces. They can produce these materials in a range of pore sizes and fill them with various substances.
Researchers at Rensselaer Polytechnic Institute have created aerogels with a dielectric constant of 1.0, making them ideal insulators for computer chips. The new materials could double computing speeds and be used by industry within five years.
Engineers have successfully integrated a porous silicon light-emitting diode into conventional microelectronic circuitry, creating an all-silicon system that can process both light and electricity. The breakthrough strengthens the material to withstand manufacturing processes, making it more suitable for mass production.