Mathematical graph tools reveal electronic secrets of butterfly-shaped nanographenes
A new mathematical study uses degree-based topological indices, Shannon entropy and adjacency eigenvalues to predict the π-electron energy of butterfly-shaped ...
Tag: polycyclic aromatic hydrocarbons
Toxic PAH Pollution Soars in Iraqi Rivers, Winter Samples Reveal Alarming Hotspots
A new study of eight freshwater sites in Iraq's Sulaymaniyah Governorate finds PAH concentrations up to 217.30 micrograms per liter, ...
Cheap, Fast Mussel Test Tracks Toxic Oil Spill Chemicals in Brazil’s Most Polluted Bay
Brazilian researchers have validated a fast, low-cost QuEChERS-SPE-GC-MS method for tracking carcinogenic PAHs in mussels from Guanabara Bay, revealing that ...
Houston Study Finds Ultrafine Particle PAH Health Risks Stay Within Safe Limits
A 17-month Houston field study using a portable 3D-printed human airway replica found that cancer and non-cancer risks from PAHs ...
Graph Theory Cracks the Hidden Geometry of Giant Carbon Molecules
Mathematicians have derived exact closed-form topological descriptors for three families of giant benzenoid hydrocarbons, revealing a precise size-dependent hierarchy that ...
JWST Spots Tiny Carbon Clumps in One of the Universe’s Most Metal-Poor Galaxies
The James Webb Space Telescope has detected the faintest traces of aromatic carbon molecules ever seen, hidden in tiny dense ...
Chia Seeds Outshine Vitamin E in Shielding Mice From Grill-Smoke Carcinogen Damage
A new mouse study found that whole chia seeds protected against benzopyrene-induced liver and metabolic damage more effectively than vitamin ...
Green Solvent Trick Spots Cancer-Linked Pollutants in Black Tea Drinks
Researchers developed a hydrophobic deep eutectic solvent microextraction method that sensitively detects four polycyclic aromatic hydrocarbons in black tea beverages ...
Toxic Tarballs Ride Monsoon Currents Along India’s West Coast, Study Finds
A new study documents for the first time how seasonally reversing monsoon winds and currents transport toxic, PAH-laden tarballs along ...
Deep-Sea Worms Thrived While Crustaceans Collapsed After the Deepwater Horizon Spill
A new reanalysis of post-spill Gulf of Mexico sediments shows that Deepwater Horizon's effects on deep-sea meiofauna depended as much ...
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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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