Physicists’ Localization Measure Reveals Which Stocks Truly Drive Portfolios
Researchers adapted the physics-based inverse participation ratio to portfolio theory, introducing an N_eff metric that identifies which S&P 500 stocks ...
Tag: random matrix theory
Quantum chaos shapes proton tunneling in giant planet chemistry
A new chaos-diagnostic framework shows that suppressed quantum chaos at the transition state enhances proton tunneling in reactions relevant to ...
Ultrasound Echoes Turn Lung Scars Into Numbers With Random Matrix Physics
Researchers have shown that statistics of multiply scattered ultrasound, analyzed with random matrix theory, can quantify structural changes linked to ...
Giant Light Fluctuations Expose Hidden Correlations Inside Opaque Materials
Researchers led by Saint Louis University discovered that giant fluctuations in wavefront-shaping enhancement provide a sensitive, low-data probe of hidden ...
Brain Noise, Not Wiring, May Explain Why Neural Spectra Shift With Brain State
A new theoretical study shows that noise-like fluctuations in neural activity can shift the spectral knee and 1/f power spectrum ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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