Articles tagged with Conductive Polymers
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Scientists at Linköping University have created optical nanoantennas using conducting polymers that can switch between metallic and dielectric properties. The researchers achieved electrical control of the nanoantennas, enabling gradual tuning by applying external bias potentials.
Researchers develop small-molecule serial femtosecond crystallography, enabling precise analysis of complex materials. The technique reveals accurate atomic structures of previously unsolvable compounds.
Scientists developed a novel nanoporous gating system to precisely control and observe dynamic gating processes, inspired by cell performance. The system achieved controlled dynamic gating through conducting polymer polypyrrole at sub-2 nm speed.
Scientists have successfully stored energy in bean plant roots using conjugated oligomers, creating a new biohybrid system for sustainable energy storage. The research demonstrates that the roots of intact plants can function as networks of conductors, storing up to 100 times more energy than previous experiments.
Researchers introduce an electron linker engineering strategy to improve the performance of all-polymer solar cells. The new system shows remarkable efficiency, stability, and mechanical properties compared to traditional materials.
Researchers at the University of Tsukuba have developed a strong, flexible conductive fiber using bagworm silk and synthetic polymers. The composite fibers exhibit promising properties for wearable electronic devices, tissue engineering, and microelectronics.
Researchers develop conductive, wash-durable yarn for wearable heaters using poly(3,4-ethylenedioxythiophene) and poly(4-styrenesulfonate). The treated yarn can distribute heat at a safe operating voltage when sewn into fabric, providing steady warmth even in cold conditions.
A new composite ink composed of ceramic particles in polymer acrylonitrile-butadiene-styrene (ABS) has been developed to make foldable electronics easier and cheaper to manufacture. The ink enables the creation of flexible, large-area dielectric substrates suitable for millimeter-wave devices, including 5G antennas.
Mechanical engineering researchers at Michigan Technological University have created a 3D-printable nanocomposite polymeric ink using carbon nanotubes. The ink's properties, such as electrical conductivity and increased strength, make it suitable for various applications, including aerospace and electronics industries.
Researchers from Pusan University developed a super-stretchable, deformable, and durable material for 'super-flexible' alternating current electroluminescent devices. The material was successfully applied in devices that functioned with up to 1200% elongation, displaying stable luminescence over 1000 cycles.
Researchers developed a novel block copolymer electrolyte that controls structure through electrostatic interactions, enhancing ionic conductivity. The new nanostructure enables significant enhancement in conductivity compared to typical two-dimensional structures, paving the way for safer all-solid-state batteries.
Researchers at Linköping University developed a stable, high-conductivity n-type polymeric ink, known as BBL:PEI. This breakthrough paves the way for innovative printed electronics with improved energy efficiency. The new ink is eco-friendly and can be deposited using a simple spraying process.
Researchers at Tomsk Polytechnic University have developed a method to create high-strength, electrically conductive composites using laser-driven integration of metals into polymers. The new method offers improved mechanical stability and potential applications in flexible electronics, photocatalysis, sensors, and biomedical products.
Researchers at the University of Groningen have developed a new class of proton-conducting polymers based on protein-like materials, which may be useful in future bio-electronic devices and sensors. The novel material has shown higher measured proton conductivity than any previously known biomaterials.
A new method uses conductive polymer spray ionization mass spectrometry and machine learning to detect changes in metabolites in saliva samples from 373 volunteers. The diagnostic accuracy of the method is reported at 86.7%, suggesting a potential point-of-care test for oral squamous cell carcinoma.
A new study from Tohoku University and the University of Cambridge has created a polymers-based device that mimics brain neural cells. The research used a combination of PSS-Na and PEDOT:PSS polymers, resulting in a significant increase in response time.
Researchers have developed self-assembling biomimetic composites with unusual electrical properties. By breaking the rule of mixtures, these materials can exhibit different in-plane and out-of-plane conductivities.
Researchers at Nagoya University have created a new material that can efficiently charge Internet-of-Things (IoT) devices using body heat. The breakthrough involves adding an ion electrolyte gel to a conducting polymer, which untwists the polymer chain and creates links between its crystalline parts, improving electron conductivity.
MIT engineers create soft, flexible neural implants that can conform to the brain's contours and monitor activity over longer periods. The devices are made from a type of polymer that is electrically conductive and can be printed using a conventional 3D printer.
A new adhesive method allows conductive polymer gels to adhere to a wide variety of surfaces, including glass and gold, even when exposed to moisture. This breakthrough enables the development of more durable and reliable biomedical sensors and implants.
Researchers at Linköping University have created an organic material with superb conductivity by mixing two polymers, eliminating the need for doping. This breakthrough could lead to improved efficiency in organic solar cells and bioelectronic applications.
A research team at Pohang University of Science & Technology (POSTECH) has developed a new type of polymer ionic conductor that can be stretched and crumpled by water. This innovation enables the creation of stretchable thermometers that can measure body temperature with simple contacts, such as wearing clothes or shaking hands.
Researchers created a polymer thermal regulator that can switch between conducting and insulating states, allowing for precise control of heat flow. This breakthrough enables potential applications in fields such as refrigeration, computing, and waste heat scavenging.
Scientists at Linköping University develop optical nanoantennas made from a conducting polymer, allowing for controllable nano-optical components. The antennas react to light and can be switched on and off, making them suitable for applications such as smart windows.
Researchers at Linköping University have discovered a material that can increase and reduce its volume when exposed to weak electrical pulses. The new conducting polymer expands to 14 or 120 times its original volume, making it significantly larger than previously reported materials controlled by an electrical signal.
Researchers at KAIST designed a flexible piezoresistive pressure sensor with high uniformity and low hysteresis, offering improved measurement reliability. The sensor's uniformity was found to be directly related to pore size and shape variability.
Researchers discovered tetraaminobenzene-based linear polymers of nickel and copper that can be used as anode materials for fast-charging batteries. These materials retain up to 79% of their capacity after 20,000 charging-discharging cycles.
Conjugated polymers are stretched and flattened using polymer printing, enabling better charge transport. The new method produces flat conjugated polymers with exciting optoelectronic properties.
MIT engineers have developed thin polymer films that conduct heat better than many metals, including steel and ceramic. The films, which are thinner than plastic wrap, exhibit high thermal conductivity due to the untangled molecular structure of polyethylene.
Researchers have designed a novel polymer that can switch its thermal conductivity in response to light, enabling on-demand heat routing. The material's unique behavior has potential applications in managing heat for sensitive electronics and keeping electrical devices warm.
Scientists at UD aim to improve battery performance by introducing tapers into polymer membrane electrolytes, increasing conductivity and processing speed. The goal is to create more impact-resistant and safer batteries for devices like cell phones, laptops, and electric vehicles.
Researchers developed a novel thermoplastic anchoring polymer layer structure to suppress movement of conductive particles, achieving 90% capture rate. The new anisotropic conductive film shows excellent electrical conductivity, high reliability, and low cost.
Researchers at UMass Amherst create a charge-storing system integrated into clothing using micro-supercapacitors and polymer films. The solid-state device stores high amounts of charge in a compact form, enabling powering of wearable biosensors.
Researchers have created a new class of electronic materials that combine protein nanowires with polymers, offering improved biocompatibility, stability, and sensing capabilities. The material can be easily processed into wearable devices and is made from sustainable, renewable resources.
Conjugated polymers have been studied for their electrical conductivity, but determining their structure was challenging. A new technique developed by the University of Warwick has produced high-resolution images of their structure, revealing gaps and defects in an ABBA pattern.
Scientists in China develop a hybrid conductive material that can be bent and stretched at will, making it suitable for wearable electronics and implantable devices. The material, called metal-polymer conductor, is non-toxic and has broad applications for diagnosing and treating diseases.
Researchers at UCSB have created a new type of actuator that combines speed and softness, enabling faster and more versatile soft robotic systems. The actuator, made from liquid-metal alloy conductors and magnetized polymer composites, allows for fast and low-voltage movement in various applications.
A team of MIT engineers has developed a polymer thermal conductor that can dissipate heat more efficiently than traditional insulators. The new material is lightweight and flexible, conducting 10 times as much heat as most commercially used polymers.
Researchers developed a 'candy cane' polymer weave that increases charge storage capacity, enabling flexible batteries and supercapacitors. The new material has nearly double the specific capacitance compared to conventional PEDOT-based supercapacitors.
The study investigates how chain conformation influences thermal conductivity in amorphous polymers, revealing that ultra-thin polymer nanofibers exhibit higher thermal conductivity due to aligned molecular chains. An empirical function is proposed to describe the diameter dependence of chain conformation.
Researchers have developed a theoretical model that explains the interaction between ions and electrons in PEDOT:PSS, a widely used conducting material. The model has implications for applications in printed electronics, energy storage, and bioelectronics.
A new fabrication method allows for precise control over electrical performance of neural probes, improving drug delivery and communication with the nervous system. Conducting polymers mimic biological tissue, promoting efficient signal transduction and biocompatibility.
A new technique can change plastic's molecular structure to help it dissipate heat more efficiently, making it suitable for applications like vehicles, LEDs, and computers. The process is inexpensive and scalable, and preliminary tests show a polymer with thermally conductive properties similar to glass.
Researchers have developed cotton candy-like fiber networks that dissolve in water below 32 degrees Celsius, enabling the creation of self-destructing circuit boards. These devices have potential applications in military and health fields, including implanted medical devices that can disintegrate with ice application.
UW researchers design polymers that can effectively communicate across biological and electronic realms by creating rigid and non-rigid regions with varying conductance properties. These findings may lead to new biosensors, flexible bioelectronic implants, and improved batteries.
Researchers at Caltech used a supercomputer to identify new electrolyte materials that could enhance lithium-ion battery performance. They found polymers with promising properties for lithium-ion conduction, which could lead to more efficient and stable batteries.
NUS researchers have made a breakthrough in developing conducting polymer films that can provide unprecedented ohmic contacts, enabling superior performance in plastic electronics. The breakthrough allows for the creation of high-performance devices such as organic light-emitting diodes, solar cells and transistors.
Researchers have created a polymer patch that improves conduction of electrical impulses in damaged heart tissue, showing long-lasting stability and minimal invasiveness. The suture-less patch uses green laser technology to adhere to the heart tissue and has been shown to work in animal models.
Researchers at Pohang University of Science & Technology have developed a low-crystalline conducting polymer that shows high-field effect mobility, enabling faster charge transport without compromising mechanical properties. This breakthrough opens up new possibilities for soft electronics and wearables.
Researchers have made significant breakthroughs in perovskite solar cells by developing a hydrophobic conducting polymer that improves efficiency and stability without additives. The new cells retain high performance over two months in humid conditions, paving the way for commercialization.
Researchers discover a derivative of [3]-radialene, a small planar molecule, which can be used to create organic semiconductors. The molecule increases the electrical conductivity of polymers by several tens and hundreds of times, paving the way for new organic solar cells and field-effect transistors.
A Korean research team developed a graphene-based transparent electrode structure, achieving high efficiency and flexibility in flexible OLEDs. The new device architecture maximizes the efficiency of graphene-based OLEDs by inducing a synergistic collaboration between high- and low-index layers.
Researchers at WSU have developed a method to improve the performance of conductive plastic, which can be used in devices that interface with the human body. The material is biocompatible and can detect faint signals from neurons, enabling medical breakthroughs such as limb reanimation.
Dr. Yi Hong's research aims to create flexible, conductive, and biodegradable elastomers for biomedical applications like tissue repair. His technology has the potential to expand beyond biomedical fields into biodegradable electronics and wearable electronics.
Dr. Yu Zhu, a polymer scientist at the University of Akron, has received a $538,679 NSF CAREER Award to study new types of conjugated polymers with fused sites enabling hydrogen bonding. The project aims to design high-performance polymer electronics for flexible and economical electronic materials.
A team at Osaka University has successfully demonstrated experimental evidence and theoretical calculations to show that Coulomb blockade occurs on two-dimensional organic conducting polymer films. This breakthrough could revolutionize our understanding and design properties of organic and molecular devices.
Researchers at Linköping University have discovered that disorder and short-range intermolecular aggregation can enhance the conductivity of conjugated polymers. This finding opens up new avenues for developing faster electronic components.
Researchers at POSTECH develop a method to form PANI nanosheets on deep frozen ice, resulting in high electronic current flows and conductivity. The process is environmentally friendly, inexpensive, and can produce large areas of nanosheets in minutes.
Researchers at the University of Akron have developed a polymer coating that allows medical sensors implanted in the body to communicate with it. The coating, which is biocompatible and conductive, can monitor biomarkers such as blood sugar levels around the clock.
Researchers at the University of Houston have discovered a conductive electron-transporting polymer that offers significant electronic conductivity and stability. The lithium-doped naphthalene-bithiophene polymer enables ultrafast battery applications, with record-setting charge-discharge performance.