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Study: Global cancer risk from burning organic matter comes from unregulated chemicals（图）
燃烧有机物 全球癌症风险 PAH暴露
2023/6/8
Whenever organic matter is burned, such as in a wildfire, a power plant, a car’s exhaust, or in daily cooking, the combustion releases polycyclic aromatic hydrocarbons (PAHs) — a class of pollutants t...
Extraordinary carbon emissions from El Nino-induced biomass burning estimated
El Nino carbon emission carbon dioxide
2021/8/3
In 2015, massive biomass burning events occurred in Equatorial Asia which released a large amount of carbon into the atmosphere, whose signals were captured by in-situ high-precision measurements onbo...
Volcanic coal-burning in Siberia led to climate change 252 million years ago（图）
Volcanic coal-burning Siberia led climate change 252 million years ago
2020/6/19
A team of researchers led by Arizona State University geoscientist Linda Elkins-Tanton has provided the first direct evidence that extensive coal burning in Siberia was a cause of the Permo-...
Soil Microbial Diversity, Biomass, and Activity in Two Pine Plantations of Southern Italy Treated with Prescribed Burning
Pinus pinea plantation Pinus pinaster plantation prescribed burning microbial biomass microbial activity bacterial genetic diversit
2024/2/26
Microbial diversity plays a crucial role in ecosystem processes, including organic matter decomposition and nutrient cycling. This research explores the effect of prescribed burning (PB) on soil micro...
Burning Zerocoins for Fun and for Profit: A Cryptographic Denial-of-Spending Attack on the Zerocoin Protocol
cryptocurrencies Zerocoin attack
2018/6/25
Zerocoin (Miers et. al, IEEE S&P’13), designed as an extension to Bitcoin and similar cryptocurrencies, was the first anonymous cryptocurrency proposal which supports large anonymity sets. We identify...
Virginia Tech researchers discover potentially harmful airborne nanoparticles produced through burning of coal（图）
Virginia Tech researchers potentially harmful airborne nanoparticles burning of coal
2017/9/4
Environmental scientists led by the Virginia Tech College of Science have discovered that the burning of coal produces incredibly small particles of a highly unusual form of titanium oxide.When inhale...
Benefits of Advanced Wood-Burning Stoves Greater Than Thought（图）
Advanced Wood-Burning Stoves Greater Thought
2017/9/4
Secondary organic aerosol (SOA) formation during photo-oxidation of primary emissions from cookstoves used in developing countries may make important contributions to their climate and air quality imp...
Emission and performance analysis of a diesel engine burning cashew nut shell oil bio diesel mixed with hexanol
Hexanol Biodiesel Engine performance Emission
2018/4/2
In this study, the effect of doping hexanol into biodiesel which is from neat cashew nut shell biodiesel oil on the emissions and the performance characteristics was studied in a constant speed diesel...
The Burning Fuse Model of Unbecoming in Time
presentism eternalism endurantism perdurantism time
2016/6/15
In the burning fuse model of unbecoming in time, the future is real and past unreal. It is used to motivate the idea that there is something unbecoming in the present literature on the metaphysics of ...
Photochemical Hole-burning Spectroscopy of Bovine Rhodopsin and Bacteriorhodopsin
Photochemical Hole Spectroscopy Bovine Rhodopsin Bacteriorhodopsin
2016/5/23
Photochemical hole burning has been observed at 1.5 K in bacteriorhodopsin (bR) and bovine rhodopsin at wavelengths spanning their lowest energy electronic absorption bands. Hole widths were approxima...
Photochemical Hole-Burning Spectroscopy of a Photosynthetic Reaction Center Mutant with Altered Charge Separation Kinetics:Properties and Decay of the Initially Excited State
PRIMARY ELECTRON-DONOR VIRIDIS REACTION CENTERS BACTERIAL REACTION CENTERS RHODOPSEUDOMONAS-VIRIDIS RHODOBACTER-SPHAEROIDES BURNED SPECTRA PURPLE BACTERIA LOW-TEMPERATURE ABSORPTION HETERODIMER
2016/5/23
Photochemical hole-burning spectra have been obtained for the lowest energy electronic absorption band of the primary electron donor P of photosynthetic reaction centers (RCs) that exhibit different r...
Photochemical Hole-burning in Photosynthetic Reaction Centers
Photochemical Hole-burning Photosynthetic Reaction Centers
2016/5/20
The change in absorbance (hole spectrum) of the primary electron donor (P870) in bacterial photosynthetic reaction centers has been studied at 1.5-2.1 K following narrow-band excitation at several wav...
Fires Burning in Africa & Asia Cause High Ozone in Tropical Pacific（图）
Fires Burning Africa Asia High Ozone Tropical Pacific
2016/1/22
While efforts to limit ozone precursor emissions tend to focus on industrial activities and fossil fuel combustion in the United States and China, a new University of Maryland-led study suggests that ...
Fires Burning in Africa&Asia Cause High Ozone in Tropical Pacific（图）
Fires Africa Asia High Ozone Tropical Pacific
2016/2/22
While efforts to limit ozone precursor emissions tend to focus on industrial activities and fossil fuel combustion in the United States and China, a new University of Maryland-led study suggests that ...
This paper uses a Lagrangian approach to provide general sufficient conditions under which money burning expenditures are used in an optimal delegation contract.We also apply our findings to a model o...