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Enhancing electron transfer for highly efficient upconversion OLEDs

A team of researchers from Tokyo Institute of Technology elucidated the mechanisms of electron transfer in upconversion organic light-emitting diodes, resulting in improved efficiency. They discovered a novel donor-acceptor combination that led to the fabrication of an efficient blue UC-OLED with an extremely low turn-on voltage.

SourceTokyo Institute of Technology·JournalAngewandte Chemie International Edition·TypeExperimental study·DateAug 15, 2024

Robot planning tool accounts for human carelessness

A new algorithm developed at Washington State University improves safety and efficiency in robots working with humans by accounting for human carelessness. The tool has shown a maximum improvement of 80% in safety and 38% in efficiency compared to existing methods, and the researchers plan to test it in real-world settings.

SourceWashington State University·JournalIEEE Transactions on Systems Man and Cybernetics Systems·DateAug 15, 2024

Science in Space to Cure Disease on Earth—the International Space Station National Lab and NASA announce new funding opportunity

The International Space Station National Laboratory is collaborating with NASA to fund up to $4 million in research addressing significant diseases like cancer, cardiovascular disease, and neurodegenerative disease. The joint solicitation aims to leverage microgravity to improve existing or develop new technologies for health problems ...

Reduce, reuse, reflycle

Scientists at Macquarie University propose using genetically engineered black soldier flies to transform waste management and sustainable biomanufacturing. The flies can consume large volumes of waste quickly, producing valuable industrial inputs such as enzymes and lipids.

SourceMacquarie University·JournalCommunications Biology·TypeSystematic review·DateAug 13, 2024

Eco-conscious fashionistas hampered by geographical barriers to return clothing

A new study reveals that eco-friendly activewear companies' post-consumer circular economy policies are hindered by geography, making them ineffective for global customers. The research found that many companies have take-back schemes but restrict them to domestic customers or specific locations, limiting their environmental impact.

SourceUniversity of Birmingham·JournalCambridge Journal of Regions Economy and Society·DateAug 11, 2024

New technology uses light to engrave erasable 3D images

Researchers at Dartmouth College developed a technique using light to imprint 2D and 3D images inside any polymer containing a photosensitive chemical additive. The technology enables the creation of erasable 3D displays with high resolution, applicable in surgeries, architectural designs, education, and art.

SourceDartmouth College·JournalChem·TypeExperimental study·DateAug 9, 2024

Microbes conquer the next extreme environment: Your microwave

A study found that microwaves contain a unique microbial community, comprising 747 different genera, which resembles those on solar panels and kitchen surfaces. The diversity of the microbiome varies between single-household kitchens, shared domestic spaces, and laboratory microwaves.

SourceFrontiers·JournalFrontiers in Microbiology·DateAug 8, 2024

Finding pearls in the mud: eco-friendly tungsten recovery from semiconductor waste

Researchers at Pohang University of Science & Technology have unveiled an eco-friendly method to extract rare metals from semiconductor waste, recovering precious tungsten and assessing its economic viability. The bioleaching process, using a fungus to dissolve metals, is found to be 7% cheaper than traditional methods.

SourcePohang University of Science & Technology (POSTECH)·JournalACS Sustainable Chemistry & Engineering·DateAug 7, 2024

Urban concrete mines

Researchers at the University of Tokyo have developed a method to combine old concrete with carbon dioxide to create a new, durable material called calcium carbonate concrete. The process involves grinding the old concrete into powder, reacting it with CO2 from the air, and then heating it to form the new block.

SourceUniversity of Tokyo·JournalJournal of Advanced Concrete Technology·TypeExperimental study·DateAug 7, 2024

Study on planet-warming contrails “a spanner in the works” for aviation industry

A new study reveals that modern commercial aircraft create longer-lived planet-warming contrails than older aircraft, potentially offsetting their lower carbon emissions. The research highlights the challenges of reducing aviation's climate impact, with private jets also found to produce more contrails than previously thought.

SourceImperial College London·JournalEnvironmental Research Letters·DateAug 7, 2024

Groundwater reserves in southwestern Europe more stable overall than previously thought

Research found that 68% of wells in southwestern Europe have stable groundwater levels, while 20% show rising levels and 12% decline. Effective management approaches in semi-arid regions led to recovery of groundwater levels in areas such as La Mancha Oriental in Spain.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalCommunications Earth & Environment·TypeData/statistical analysis·DateAug 6, 2024

Novel machine learning-based cluster analysis method that leverages target material property

Researchers developed a novel clustering technique that considers both basic characteristics and target material properties, enabling the categorization of over 1,000 oxides into material groups. This approach uses machine learning to predict target properties and incorporates basic feature information into the analysis.

SourceTokyo Institute of Technology·JournalAdvanced Intelligent Systems·TypeExperimental study·DateAug 6, 2024

Breakthrough: Natural bacteria compound offers safe skin lightening

Researchers at Tokyo University of Science discovered a natural tyrosinase inhibitor from Corynebacterium tuberculostearicum that inhibits melanin synthesis and provides an alternative to toxic hydroquinone-based products. The compound, cyclo(L-Pro-L-Tyr), exhibits low toxicity and potential benefits for hyperpigmentation treatment.

SourceTokyo University of Science·JournalInternational Journal of Molecular Sciences·TypeExperimental study·DateAug 5, 2024

Revolutionary loop heat pipe transports 10 kW of waste heat — No electricity required

Researchers at Nagoya University developed a loop heat pipe that can transport up to 10 kW of waste heat without electricity, surpassing previous records. This technology has significant implications for energy efficiency and sustainability, particularly in the electric vehicle industry where it can reduce the need for electrical power.

SourceNagoya University·JournalInternational Journal of Heat and Mass Transfer·DateAug 1, 2024

“Smarter” semiconductor technology for training “smarter” artificial intelligence

Researchers at Pohang University of Science & Technology have developed a novel analog hardware using ECRAM devices that maximizes AI computational performance. Their technique, which uses a three-terminal structure with separate paths for reading and writing data, demonstrates excellent electrical and switching characteristics.

Wayne State University professor awarded NSF grant to research the growth of metal and metal-silicon thin films for advanced transistors

A Wayne State University professor has been awarded a three-year $554,853 NSF grant to investigate new molecules and chemical reactions for growing metal and metal-silicon thin films. The research aims to develop advanced transistors with lower power consumption and higher performance.

Good lives can be provided to the whole world’s population while reducing environmental damage

A new study suggests that ending mass human deprivation and providing good lives for the whole world's population can be achieved while reducing environmental damage. The research proposes that only 30% of current global resources and energy use are required to provide universal access to basic goods and services.

SourceUniversitat Autonoma de Barcelona·JournalWorld Development Perspectives·TypeData/statistical analysis·DateJul 25, 2024

Researchers discover faster, more energy-efficient way to manufacture an industrially important chemical

Researchers at Argonne National Laboratory have developed a faster and more energy-efficient way to manufacture propylene, a key chemical in producing polypropylene. The new process uses zirconium combined with silicon nitride, yielding higher catalytic activity and lower operating temperatures.

SourceDOE/Argonne National Laboratory·JournalJournal of the American Chemical Society·DateJul 24, 2024

Towards net-zero energy houses: optimizing the size of photovoltaic systems

A new framework enables efficient calculation of optimal solar panel and battery sizes for residential neighborhoods, making it feasible to achieve net-zero energy houses. The approach leverages linear programming transformations to overcome computational challenges, demonstrating that ZEH status does not significantly elevate costs.

SourceTokyo Institute of Technology·JournalIEEE Access·TypeExperimental study·DateJul 23, 2024

Effectiveness of using siRNA to treat Huntington’s disease

A new study published in Nucleic Acid Therapeutics found that siRNA reduces huntingtin mRNA levels in the cytoplasm but not in the nucleus of mouse brains, suggesting a limitation in its effectiveness for treating Huntington's disease. The research highlights the importance of understanding the structure and function of nuclear RNA to ...

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalNucleic Acid Therapeutics·TypeExperimental study·DateJul 22, 2024

Aluminum scandium nitride films: Enabling next-gen ferroelectric memory devices

Researchers have discovered aluminum scandium nitride (AlScN) films that remain stable and maintain their ferroelectric properties at temperatures up to 600°C, making them promising candidates for next-generation ferroelectric memory devices. The films exhibit a high remnant polarization value and only a slight increase in coercive fie...

SourceTokyo Institute of Technology·JournalApplied Physics Letters·TypeExperimental study·DateJul 22, 2024

A research team conducted a comprehensive evaluation of nine finger lime varieties, identifying key differences in fruit peel color and suitability for commercial production. Xiangbinhong emerged as the best variety for commercial production, while Xuemen

The study identified Xiangbinhong as the best variety for commercial production, while Xuemeng is ideal for ornamental shrubs. The research provides valuable data for enhancing finger lime breeding and cultivation techniques, leading to improved production strategies and economic returns.

SourceMaximum Academic Press·JournalTropical Plants·TypeExperimental study·DateJul 21, 2024

It’s not just humans — bacteria have memory too

Beneficial bacteria like Bacillus subtilis possess memory and express genes associated with colonization and symbiosis for generations after being detached from their host. This multigenerational inheritance stabilizes interactions with their host, enabling efficient recolonization.

SourceReichman University·JournalMicrobiological Research·TypeExperimental study·DateJul 21, 2024