Author: Patricia DeLacey
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Fine-tuning nanoscale heat flows in molecular materials
Researchers demonstrate how swapping out a single atom can cut the thermal conductance in half without changing electrical properties.
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A color-changing phosphor for encoding information
Applying heat or a solvent makes a new purely organic phosphor reversibly switch between glowing green and blue at room temperature.
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Memristor demonstrates use in fully analog hardware-based neural network
The crossbar array memristor made of bismuth selenide (Bi2Se3) sandwiched between gold and titanium electrodes is analog tunable, retention stable and regulator-free in circuit
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Model incorporates anisotropic conductivity to improve thin film devices
The new framework replaces approximations, accurately modeling current crowding and spreading resistance in 2D materials to improve high-performance semiconductor devices.
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Letting atomic simulations learn from phase diagrams
Ten times more efficient than previous methods, a new machine learning method builds a two-way connection between atomic simulation and experimental data.
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A manual for efficient wave energy converter prototyping
An open-source, standardized methodology aims to streamline efforts to design small-scale wave energy converters, moving closer to harnessing offshore renewables.
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A microfluidic chip monitors gases using integrated, motionless pumps
The integrated design achieves accurate micro gas chromatography and can help reduce the cost of monitoring chemical synthesis, natural gas pipelines or at-home air quality.
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New MRI technique maps fluid velocity distribution in the brain
The tool could help researchers study the brain’s waste clearing system and its links to Alzheimer’s Disease or other neurodegenerative disorders.
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Superconductor phase transitions manage radiative heat transfer
A first-of-its-kind experiment finds niobium suppresses nanoscale radiative heat transfer when in a superconducting state, with implications for quantum computing.
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A participatory design builds social acceptance for fusion energy
A workshop where community members developed hypothetical fusion energy facilities helps pinpoint values and concerns, forming a new playbook to build public support.
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Did You Feel It? Expanding use of an earthquake crowdsourcing tool
The platform that rapidly maps earthquake damage can collect more global shaking intensity observations by supporting more languages and increasing social media traffic.
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Simple equations predict hydrogen storage in porous materials
The new approach found two physical traits—void fraction and pore volume—predict metal-organic framework performance without using supercomputers.