Researchers at NIST have developed a new technique to measure the toughness of thin insulating films used in high-performance integrated circuits. This breakthrough could help improve the reliability and manufacturability of ICs by identifying films with brittle fracture failure, affecting both manufacturing yields and device reliability.
SourceNational Institute of Standards and Technology (NIST)·JournalJournal of Materials Research·DateDec 23, 2008
Researchers developed ferroelectric polymer-based capacitors that deliver power more rapidly and are much lighter than conventional batteries. By tuning the dielectric property and energy density, they created materials with high performance and flexibility.
Apple iPhone 17 Pro
Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Transistors made with new material SAND prove resistant to radiation, a crucial factor for long space missions. The devices could also enable new technologies like printable electronics and transparent displays.
Researchers at NIST have demonstrated that nanoimprint lithography can accurately stamp delicate insulating structures on advanced microchips without damaging them. The process also increases the population of small pores, improving performance and reducing the risk of short circuits.
SourceNational Institute of Standards and Technology (NIST)·JournalAdvanced Materials·DateApr 29, 2008
Researchers at the London Centre for Nanotechnology discovered that even perfect structure in high-dielectric constant materials can lead to 'self-trapping' of charges, which affects device performance. This new understanding could open the way to suppressing undesirable characteristics in these materials.
Sony Alpha a7 IV (Body Only)
Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.
Physicists have created the world's first heat transistor and remotely controlled nanomachines, enabling tiny refrigerators and heaters. The team also found that air pressure affects landing on Martian dunes, making low-pressure atmospheres favorable for robot landings.
SourceAmerican Physical Society·JournalPhysical Review Letters·DateJul 2, 2007
Researchers at Georgia Tech have developed a new technique to create films of barium titanate nanoparticles in a polymer matrix, allowing for improved capacitors that store twice as much energy as existing devices. The technique uses tailored organic phosphonic acids to encapsulate and modify the surface of the nanoparticles.
SourceGeorgia Institute of Technology·JournalAdvanced Materials·DateApr 25, 2007
UCSB researchers discovered that a 'dielectric dead layer' at the metal-insulator interface limits the size of thin-film capacitors. The team found metals with good screening properties can improve capacitance properties.
SourceUniversity of California - Santa Barbara·JournalNature·DateOct 12, 2006
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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.
Researchers at Rice University have developed a new method to sort semiconducting nanotubes based on their dielectric constant, which is determined by their diameter. The system uses electric fields to trap and separate nanotubes of different sizes, allowing for the collection of samples with varying proportions of small and large tubes.
SourceRice University·JournalJournal of the American Chemical Society·DateJun 23, 2006
A new EU project is focused on developing cheaper, smaller ferroelectric films for use in microwave communication devices. These films have high dielectric permittivity and can be used to create voltage-controlled capacitors and tuneable microwave components.
T.P. Ma, Yale University professor, receives IEEE Andrew S. Grove Award for his pioneering work on CMOS gate dielectrics, a crucial technology in modern silicon chips. He has made significant contributions to increasing integrated circuit operating speed and reliability while lowering cost per function.
Researchers have found that a quantum dot's dielectric function is virtually identical to its bulk material counterpart, except near the surface. This discovery could revolutionize electronic devices by allowing for more precise control over their properties.
SourceDOE/Lawrence Berkeley National Laboratory·JournalPhysical Review Letters·DateJun 15, 2005
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The new dielectric material has a high thermal stability, low moisture pick-up, and can withstand chemical-mechanical polishing. By adding porogens, the researchers lowered the dielectric constant to 1.85 while maintaining hardness and stiffness.
SourceUniversity of Illinois at Urbana-Champaign, News Bureau·DateMar 29, 2005
T.P. Ma, a Yale University professor, is honored with the 2005 IEEE Andrew S. Grove Award for his groundbreaking research on complementary metal oxide semiconductor (CMOS) gate dielectrics. His work has focused on microelectronics, semiconductors, and memory applications.
The US Navy has established a new center for nanoscience innovation in defense, which will transfer knowledge from universities to the industry. The center aims to advance nanoscale systems and devices for advanced technology, including spintronics and quantum information processing.
SourceUniversity of California, Santa Barbara - Engineering·DateDec 10, 2002
A new class of composites has been developed that can store electric charge more efficiently, enabling the creation of artificial muscles and tendons with improved motion. The material also has potential applications in microfluidic systems for drug delivery and smart skins for drag reduction.
MIT scientists develop polymer fibers with a 'perfect mirror' structure, enabling reflection of light across various wavelengths and potential applications in optical textiles. The breakthrough utilizes dielectric materials to control the fiber's optical properties.
SourceMassachusetts Institute of Technology·JournalScience·DateApr 24, 2002
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Researchers have made a breakthrough in understanding a perovskite-related oxide with an extremely high dielectric constant, which remains stable over a wide temperature range. The material's unique property is attributed to the rearrangement of atomic charges without structural distortion.
SourceDOE/Brookhaven National Laboratory·JournalScience·DateJul 26, 2001
Theoretical waveguide may create fast, high-bandwidth conduit for today's Internet applications. The all-dielectric coaxial cable could lead to significant miniaturization of integrated optical devices.
SourceMassachusetts Institute of Technology·JournalScience·DateJul 19, 2000
Scientists at the University of Illinois found that piezoelectric ceramics' properties decrease as they become thinner, affecting their performance in microelectromechanical systems. To optimize thin-film structures, researchers must understand the factors influencing material properties.
SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Applied Physics·DateMay 31, 2000
Researchers at 3M have developed a new type of reflective film made from polyester and other polymers that reflects light with great efficiency from all angles. The mirrors created by Dr. Ouderkirk and his team outperform conventional dielectric mirrors, which have limitations in reflecting light at certain angles.
SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 30, 2000
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A team of Penn State materials scientists has developed a new polymer material that can move significantly when an electric field is applied. The material, Poly(vinylidene fluoride-trifluoroethylene) Copolymer, exhibits electrostrictive properties and shows potential for use in artificial muscles, skin, and organs.
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.