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ATLAS seeks out unusual signatures of long-lived particles（图）
ATLAS 长寿命粒子 不寻常特征
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2023/5/26
High-energy collisions at the Large Hadron Collider (LHC) allow researchers to clearly study heavy Standard Model particles, like the Higgs boson, that decay almost immediately at the LHC collision po...
Long-lived tropical trees play outsized role in carbon storage（图）
Long-lived tropical trees outsized role carbon storage
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2020/4/17
Trees that grow fast, live long lives and reproduce slowly account for the bulk of the biomass -- and carbon storage -- in some tropical rainforests, a team of scientists reports in a paper published ...
2017 B细胞和T滤泡辅助细胞 Keystone Symposia（2017 Keystone Symposia on B Cells and T Follicular Helper Cells – Controlling Long-Lived Immunity）
B Cells T Follicular Helper Cells
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2017/3/7
The meeting will begin on Sunday, April 23 with registration from 16:00 to 20:00 and a welcome mixer from 18:00 to 20:00. Conference events conclude on Thursday, April 27 with a closing plenary sessio...
Active Long-Lived Faults Emerging Along Slow-Spreading Mid-Ocean Ridges
Long-Lived Faults Emerging Slow-Spreading Mid-Ocean Ridges
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2015/7/14
In the classic mid-ocean ridge model, new seafloor is generated through a combination of magmatic diking feeding lava flows at the spreading axis, and the formation of short-offset, high-angle normal ...
Tropical troposphere to stratosphere transport of carbon monoxide and long-lived trace species in the Chemical Lagrangian Model of the Stratosphere (CLaMS)
Tropical troposphere long-lived
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2014/12/19
Variations in the mixing ratio of trace gases of tropospheric origin entering the stratosphere in the tropics are of interest for assessing both troposphere to stratosphere transport fluxes in the tro...
The implementation of the CLaMS Lagrangian transport core into the chemistry climate model EMAC 2.40.1: application on age of air and transport of long-lived trace species
chemistry climate model long-lived
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2014/12/19
Lagrangian transport schemes have proven to be useful tools for modelling stratospheric trace gas transport since they are less diffusive than classical Eulerian schemes and therefore especially well ...
Ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO): A long-lived protein in the deep ocean
Ribulose-1,5-bisphosphate carboxylase/oxygenase RuBisCO A long-lived protein the deep ocean
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2014/4/3
We demonstrate that the distribution of ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) in the deep North Pacific is a unique tracer for the accumulation of biochemically identifiable organi...
Long-lived and unstable modes of Brownian suspensions in microchannels
Long-lived and unstable modes Brownian suspensions microchannels Fluid Dynamics
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2012/4/24
We investigate the stability of the pressure-driven, low-Reynolds flow of Brownian suspensions with spherical particles in microchannels. We find two general families of stable/unstable modes: (i) deg...
Ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO): A long-lived protein in the deep ocean
Ribulose-1,5-bisphosphate carboxylase/oxygenase RuBisCO A long-lived protein deep ocean
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2014/4/4
We demonstrate that the distribution of ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) in the deep North Pacific is a unique tracer for the accumulation of biochemically identifiable organi...
Search for Massive Long-lived Highly Ionising Particles with the ATLAS Detector at the LHC
Massive Long-lived Highly Ionising Particles ATLAS Detector LHC
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2011/4/2
Search for Massive Long-lived Highly Ionising Particles with the ATLAS Detector at the LHC 。
Limit on the mass of a long-lived or stable gluino
Limit mass of a long-lived stable gluino
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2011/1/5
We reinterpret the generic CDF charged massive particle limit to obtain a limit on the mass of a stable or long-lived gluino. Various sources of uncertainty are examined.The R-hadron spectrum and scat...
High-energy long-lived resonance of electrons in fractal-like semiconductor heterostructures
High-energy long-lived resonance electrons fractal-like semiconductor heterostructures
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2010/11/9
A fractal-like alignment of quantum wells is shown to accommodate resonant states with long lifetimes. For the parameters of the semiconductor heterostructure GaAs/Al$_{0.4}$Ga$_{0.6}$As with the wel...
Fractional release factors of long-lived halogenated organic compounds in the tropical stratosphere
Fractional release factors halogenated organic compounds tropical stratosphere
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2010/2/21
Fractional release factors (FRFs) of organic trace gases are time-independent quantities that influence the calculation of Global Warming Potentials and Ozone Depletion Potentials. We present the firs...
Determination of the number of atoms of the long-lived nuclide 126Sn by γ-ray spectrometry
126Sn activity measurement γ-ray spectrometry AMS
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2009/12/24
By using HPGe γ-ray spectrometry, the activity of the long-lived fission product 126Sn in a SnOB2 sample was measured. The number of 126Sn atoms and the ratio of 126Sn to Sn were calculated based on t...
Long-lived halocarbon trends and budgets from atmospheric chemistry modelling constrained with measurements in polar firn
Long-lived halocarbon atmospheric chemistry modelling polar firn
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2009/6/22
The budgets of seven halogenated gases (CFC-11, CFC-12, CFC-113, CFC-114, CFC-115, CCl4 and SF6) are studied by comparing measurements in polar firn air from two Arctic and three Antarctic sites, and ...