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Search results for “Complex System”

1,000+ results for "Complex System"

SCAI Announces Recipient of the 2025–26 SCAI Women in Innovations (WIN) Complex and High-Risk Coronary Intervention (CHIP) Fellowship

Dr. Samantha Espinosa has been selected for the WIN-CHIP Fellowship to advance her training in complex procedures and contribute to women's representation in interventional cardiology. The fellowship aims to provide comprehensive technical training while addressing systemic barriers.

Autonomous AI assistant to build nanostructures

Researchers at TU Graz are developing a self-learning AI system to position individual molecules quickly and autonomously, enabling the construction of highly complex molecular structures. The goal is to build logic circuits in the nanometre range using quantum corrals made from complex-shaped molecules.

SourceGraz University of Technology·JournalComputer Physics Communications·TypeComputational simulation/modeling·DateJan 16, 2025

Unlocking proteostasis: A new frontier in the fight against neurodegenerative diseases like Alzheimer's

Researchers have discovered a nucleolar complex that plays a pivotal role in maintaining cellular health through protein homeostasis, allowing for the dramatic reduction of toxic effects of Alzheimer's-causing proteins. This breakthrough offers hope for new therapies to slow or prevent neurodegenerative diseases, promoting healthy aging.

SourceThe Hebrew University of Jerusalem·JournalNature Cell Biology·TypeExperimental study·DateJan 3, 2025

Hybrid theory offers new way to model disturbed complex systems

A hybrid method links bottom-up behaviors and top-down causation in a single theory to capture interactions between small-scale behaviors and system-level properties in disturbed systems. The approach has been tested in examples such as post-fire forest ecosystems and pandemics, predicting ecological patterns and system dynamics.

SourceSanta Fe Institute·JournalProceedings of the National Academy of Sciences·DateDec 6, 2024

The heart has its own ‘brain’

Researchers at Karolinska Institutet and Columbia University identified a mini-brain within the heart with its own nervous system that controls the heartbeat. This discovery challenges current views on how the heartbeat is controlled and may lead to new insights into heart diseases and treatments.

SourceKarolinska Institutet·JournalNature Communications·TypeExperimental study·DateDec 4, 2024

Ancient immune defense system plays an unexpected role in cancer, MSK researchers find

Recent studies by MSK researchers show that the innate immune system helps maintain genome stability during DNA replication, and chronic activation can contribute to tumor development. The findings also suggest that problems with a protein complex called Mre11 can create an environment where cancer is more likely to occur.

SourceMemorial Sloan Kettering Cancer Center·JournalGenes & Development·DateNov 5, 2024

Large-scale programmable logic array achieves complex computations

Researchers developed a large-scale optical programmable logic array that can execute complex models like Conway's Game of Life, marking a significant advancement in optical computing. The array uses parallel spectrum modulation to achieve an 8-input system, significantly expanding the capabilities of optical logic operations.

Polymeric cloak stabilizes cytokine complex to generate tumor-targeted nanosuperagonist

A new method to construct protein complex-based therapeutics has been discovered using a polymer cloak, which stabilizes the delivery of protein complexes and enables tumor-targeted immunomodulation. The study presents an IL-15 nanosuperagonist with enhanced efficacy and specificity, promising a safer therapy for cancer treatment.

SourceInnovation Center of NanoMedicine·TypeExperimental study·DateOct 3, 2024

Replica symmetry breaking in 1D Rayleigh scattering system: Theory and validations

Researchers investigate underlying mechanisms of photonic phase transitions in one-dimensional Rayleigh scattering systems, uncovering unique laws governing the phenomenon. They propose a model that reveals an analogy between temperature and disorder in magnetic spin glass phases, shedding light on universal phase transition mechanisms.

We're closer than ever to solving mystery of deadly virus

Researchers at the University of Copenhagen have identified the protein complex that enables the hepatitis C virus to infect cells. This discovery is a significant step towards developing a vaccine against the disease, which causes chronic inflammation and 300,000 deaths annually worldwide. The study's results, published in Nature maga...

Weather pattern as a major contributing factor to complex air pollution

Research finds that weather patterns play a crucial role in triggering complex air pollution in Dongying, China. The study identifies specific synoptic patterns that contribute to the formation of fine particulate matter and ozone pollution, highlighting the need for targeted strategies to mitigate these issues.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateAug 19, 2024

Porous-DeepONet: A deep learning framework for efficiently solving reaction-transport equations in porous media

Researchers developed Porous-DeepONet, a deep learning framework that efficiently captures complex features of porous media and learns solution operators. It outperforms traditional FEM methods in solving parameterized reaction-transport equations in porous media, handling complex domain geometries and multiphysics coupled equations.

SourceEngineering·JournalEngineering·DateAug 19, 2024

Immune system in the spotlight

A German team has developed a photostimulated antigen release system that can be used to precisely study antigen flux in living cells. This method allows for the analysis of complex antigen processing and transport processes in real-time, providing new insights into immune surveillance.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJul 16, 2024

For the first time scientists managed to generate kidney organoids with a complex vascular system

Researchers at IBEC successfully generated kidney organoids with a complex vascular system, a breakthrough that could revolutionize disease modeling and drug screening. This achievement was made possible by combining 3D kidney organoids with endothelial organoids in a process that mimics the development of human kidneys.

SourceInstitute for Bioengineering of Catalonia (IBEC)·JournalAdvanced Materials·TypeExperimental study·DateJun 19, 2024

Breakthrough may clear major hurdle for quantum computers

Researchers at Chalmers University of Technology have created a unique system that combats the trade-off problem between operation complexity and fault tolerance. The system uses harmonic oscillators to encode information linearly, offering a seamless gradient of colors and providing far richer possibilities than traditional qubits.

SourceChalmers University of Technology·JournalNature Communications·TypeExperimental study·DateJun 18, 2024

Memories of mitosis: Molecular mechanism that detects defects during cell division could aid cancer treatment

Researchers discovered a protein complex that eliminates potentially harmful cells over time by measuring the duration of mitosis. The Mitotic Stopwatch Complex starts forming after prolonged mitosis and triggers cell arrest or death, providing new insights into cancer development.

A novel method for easy and quick fabrication of biomimetic robots with life-like movement

Researchers from Tokyo Institute of Technology developed an ultraviolet laser-processing technique for fabricating complex microstructures, enabling the creation of biohybrid actuators capable of complex, flexible movements. The method involves forming curved microgrooves on a substrate and aligning muscle cells in an anisotropic manne...

SourceTokyo Institute of Technology·JournalBiofabrication·TypeExperimental study·DateFeb 26, 2024

Perovskite single-pixel detector for efficient extraction of meta-images in complex environments

A new perovskite single-pixel detector efficiently extracts dual-color metasurface images in complex environments, leveraging wavelength-selective properties and high detection sensitivity. The system streamlines image extraction with no need for additional filters, reducing cost and time.

New technology makes cancer easier for immune system to find and destroy

A new CRISPR-based technology, TRED-I, has been developed to increase visibility of cancer cells to the immune system by augmenting MHC class I molecules. This technology has shown promising results in animal cancer models, reducing tumor sizes and enhancing treatment efficacy when used with existing immunotherapy.

SourceHokkaido University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJan 29, 2024

Recovering lossless propagation: HKU physicists overcoming optical loss in polariton system with synthetic complex frequency waves

A research team led by HKU physicists has introduced a solution to address optical loss in polariton propagation using synthetic complex frequency waves. This approach enables more efficient light-based devices, improved accuracy in sensors and imaging techniques, and enhanced nanophotonic circuits.

SourceThe University of Hong Kong·JournalNature Materials·TypeExperimental study·DateJan 24, 2024

Cancer GPS method evaluates model tumor malignancy

A new cancer GPS method uses a water-soluble, luminescent europium complex to evaluate the malignancy grade of model glioma tumor cells without causing harm. The method measures changes in the lifetime of the complex's red-light emission, revealing differences in tumor activity and growth processes between different malignancy grades.

SourceHokkaido University·JournalScientific Reports·TypeExperimental study·DateJan 22, 2024

New insights into what helps Salmonella cause infections

Researchers have discovered how the TamAB system helps Salmonella survive under harsh conditions inside macrophages. The study found that TamAB creates favorable conditions for the Bam complex to work, but the exact mechanism is unclear. Understanding this process could help in developing treatments for Salmonella infections.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalJournal of Bacteriology·TypeExperimental study·DateJan 11, 2024

KIMM develops real-time multimodal tactile detection system applicable to robots and wearable devices

Researchers at KIMM develop a real-time and multimodal tactile perception system capable of detecting various types of tactile stimuli in real-time. The system consists of four three-dimensionally stacked tactile sensors and has successfully distinguished between different surface textures and complex motion.

Lexical simplification via single-word generation

A novel lexical simplification (LS) method, PaGeLS, is proposed to simplify sentences by generating substitute words without altering meaning. The method achieves state-of-the-art results, surpassing previous LS methods in candidate ranking and word substitution accuracy.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateDec 18, 2023