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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       font style='font-size:12px;'> 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...
Monolayer superconductor exhibits unusual behavior(图)     单层  超导体  FeSe/SrTiO3  非相干  库珀配对  伪间隙       font style='font-size:12px;'> 2023/5/24
Cornell researchers have discovered a rare “pseudogap” phenomenon that helps explain how the superconducting transition temperature can be greatly boosted in a single monolayer of iron selenide, and h...
ALMA reveals unusual composition of interstellar comet 2I/Borisov.
In guppy courtship, the unusual male wins(图)     guppy  courtship  unusual  male wins       font style='font-size:12px;'> 2019/10/30
When it comes to choosing a mate, female guppies often go for mates with the flashiest, most interesting color patterns.In a new study, Florida State University researchers found that the choices of t...
近日,地学《Earth-Science Reviews》正式刊发了中国地质大学生物地质与环境地质国家重点实验室陈中强教授团队《古特提斯洋北缘下三叠统特殊的微生物席底质生物相及其对大灭绝之后生物复苏的指示意义》(Unusual shallow marine matground-adapted benthic biofacies from the Lower Triassic of the north...
Researchers reveal how a group of trap-jaw ants can snap their jaws shut at speeds of up to 50 miles per hour – just fast enough to capture their elusive prey. They report their findings in the Journ...
In previous papers, University of Pennsylvania physicists investigated the “coffee ring effect,” the ring-shaped stain of particles left after drops of coffee evaporate. In one paper, they learned how...
Researchers at the University of California San Diego have demonstrated the world’s first laser based on an unconventional wave physics phenomenon called bound states in the continuum. The technology ...
For the first time, an experiment has directly imaged electron orbits in a high-magnetic field, illuminating an unusual collective behavior in electrons and suggesting new ways of manipulating the cha...
In the preceding accompanying paper [Shu, X., et al. (2007) Biochemistry 46, 12005-12013], the 1.5 A resolution crystal structure of green fluorescent protein (GFP) variant S65T/H148D is presented, an...
We report the origin of significant fractionation of Pb isotope ratios in Ca-doped 0.08 mol L–1 HNO3 solutions. We applied Tl-spiked standard bracketing mass fractionation correction using solution-b...
Using simple laboratory gear, students can simulate the stratification properties of a freshwater lake and the impact of salt on the relationship between temperature and density. Because some students...
Unusual X-ray transients in the Galactic Centre     XMM J174457−  2850.3  XMM J174544−  2913.0       font style='font-size:12px;'> 2014/12/24
We report the discovery in the Galactic Centre region of two hard X-ray sources, designated as XMM J174457−2850.3 and XMM J174544−2913.0, which exhibit flux variations in the 2–10 keV band...
Solid 4He has been created off the melting curve by growth at a nearly constant mass via the “blocked capillary” technique and growth from the 4He superfluid at constant temperature. The experimental ...
In a single-component superfluid under rotation a broken symmetry in the order parameter space results in a broken translational symmetry in real space: a vortex lattice. If translational symmetry is ...

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