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The peaks and valleys of silicon

USC Viterbi researchers have developed new layered semiconducting materials that can be adjusted to achieve unique electronic and optical properties. These materials have potential applications in LIDAR systems, infrared thermal imaging technology, and flexible night vision glasses.

SourceUniversity of Southern California·JournalAdvanced Materials·DateJun 26, 2015

What your clothes may say about you

A new polymer-piezoelectric hybrid material has been designed to perform computations based on changes in the environment or movement, potentially responding to human vital signs. The material system is small and flexible, allowing it to be integrated into fabrics or shoes.

SourceUniversity of Pittsburgh·JournalScientific Reports·DateJun 24, 2015

'Pick and mix' smart materials for robotics

Scientists at the University of Cambridge developed a method to combine multiple functions in a single material by integrating structure at the nanoscale. This approach enables the creation of multi-functional artificial muscles that can move, sense, and report on their environment.

SourceUniversity of Cambridge·JournalAdvanced Materials·DateJun 23, 2015

New formula expected to spur advances in clean energy generation

Researchers at the University of Houston have developed a new formula to calculate the maximum efficiency of thermoelectric materials, which could lead to breakthroughs in clean energy generation. The formula takes into account temperature-dependent properties and can determine whether devices are efficient enough to be worth pursuing.

SourceUniversity of Houston·JournalProceedings of the National Academy of Sciences·DateJun 22, 2015

Squid inspires camouflaging smart materials

Researchers at the University of Bristol have designed a smart materials system inspired by biological chromatophores, mimicking squid skin's camouflage abilities. The artificial skin, made from electroactive dielectric elastomer, can effectively copy biological patterns and even mimic complex dynamic patterning seen in real cephalopods.

SourceUniversity of Bristol·JournalInterface·DateJun 15, 2015

Pre-lecture diagrams help students take better notes, learn more

A new study from Washington University in St. Louis found that providing illustrative diagrams before lectures enhances student learning and recall, particularly for students who struggle with organizing information. The research suggests that teachers should consider individual differences in learning skills when presenting material.

SourceWashington University in St. Louis·JournalJournal of Applied Research in Memory and Cognition·DateJun 9, 2015

Researchers use plant oils for novel bio-based plastics

Washington State University researchers have developed a new method to create polyurethane using plant oils, offering a more environmentally friendly alternative to traditional polyurethane. The new method allows for the creation of materials with varying flexibility and stiffness, making it suitable for a range of applications., Resea...

SourceWashington State University·JournalACS Applied Materials & Interfaces·DateApr 14, 2015

Researchers observe new charge transport phenomenon

Researchers at Aalto University and German University of Marburg have discovered a new type of charge transport phenomenon that enables logical operations in microelectronics. The phenomenon involves the transfer of information between an electron hole pair without tunneling, opening up new possibilities for electronics and biology.

SourceAalto University·JournalPhysical Review Letters·DateApr 2, 2015

Chemists make new silicon-based nanomaterials

Researchers at Brown University have developed a method to create pure, p-type semiconductors from silicon telluride, which could be used in various electronic and optical devices. The materials can take up lithium and magnesium, making them suitable for battery electrodes.

SourceBrown University·JournalNano Letters·DateMar 26, 2015

Atomic placement of elements counts for strong concrete

Researchers Rouzbeh Shahsavari and Saroosh Jalilvand found that atomic-level forces affect the mechanical properties of complex particle-based materials, such as concrete. They suggest new ways to fine-tune chemistry to make concrete less prone to cracking and more suitable for specific applications.

SourceRice University·JournalACS Applied Materials & Interfaces·DateJan 14, 2015

Glass for battery electrodes

Researchers at ETH Zurich have discovered a new glass material that can store more energy than traditional lithium-ion batteries. The vanadate-borate glass exhibits improved charging capacity and stability, paving the way for more efficient electric vehicles and longer-lasting portable electronics.

SourceETH Zurich·JournalScientific Reports·DateJan 13, 2015

'Mind the gap' between atomically thin materials

Scientists at Penn State have discovered a miniscule vacuum gap that creates an energy barrier for electrons moving between layers of material. This gap is crucial for designing next-generation electronic devices, such as vertical tunneling field effect transistors.

SourcePenn State·JournalNano Letters·DateDec 23, 2014