نتایج جستجو برای: experimental test
تعداد نتایج: 1448548 فیلتر نتایج به سال:
A short review is given of three experimental works on tests of the Pauli Exclusion Principle (PEP) in which the author has been involved during the last 10 years. In the first work a search for anomalous carbon atoms was done and a limit on the existence of such atoms was determined, C̃/C< 2.5×10. In the second work PEP was tested with the NEMO-2 detector and the limits on the violation of PEP ...
The concentration index is widely used to measure income-related inequality in health. No insight exists, however, whether the concentration index connects with people's preferences about distributions of income and health and whether a reduction in the concentration index reflects an increase in social welfare. We explored this question by testing the central assumption underlying the concentr...
Technology (1954) under the constant encouragement of Professor George J. Yevick (1954). The part concerning cosmology was largely developed at the National Research Council of Canada, Ottawa (1956). The author would like to express his appreciation to Professor Philip M. Morse of the Massachusetts Institute of Technology, to Dr. G. Herzberg and Dr. T.-Y. Wu of the National Research Council of ...
The reduction of nitroblue tetrazolium (NBT) by phagocytic leucocytes in peripheral blood has been examined in rabbits injected intratesticularly with Treponema pallidum, T. pallidum-free supernatant of orchitic testes, or normal rabbit testes supernatant. A significant (P less than 0.01) increase in NBT reduction was observed only in the infected animals.
The similarity between many Old World parasitic cuckoos (Cuculinae) and Accipiter hawks, in size, shape and plumage, has been noted since ancient times. In particular, hawk-like underpart barring is more prevalent in parasitic than in non-parasitic cuckoos. Cuckoo-hawk resemblance may reflect convergent evolution of cryptic plumage that reduces detection by hosts and prey, or evolved mimicry of...
We have measured the linear polarization correlation between the two photons from the 7 S~-6 P~-6 So cascade of Hg . The results were used to evaluate Freedman's version of the Bell inequality, 5 ~0. Our result is 6~+=+0.046+0.014, in clear violation of the inequality and in excellent agreement with the quantum mechanical prediction, 6Q+ =+ 0.044 +0.007. An important feature of the experiment w...
As a result of a previous study in which electronic voice phenomenon failed to be found, the author introduced two new elements in an experiment seeking to produce instrumental transcommunication: the creation of text using random text generators and the presence of a medium. There were 26 experimental sessions carried out from April 28,2003 to August 30,2003 in the Psychology Laboratory at Kin...
Complementarity restricts the accuracy with which incompatible quantum observables can be jointly measured. Despite popular conception, the Heisenberg uncertainty relation does not quantify this principle. We report the experimental verification of universally valid complementarity relations, including an improved relation derived here. We exploit Einstein-Poldolsky-Rosen correlations between t...
We tested whether interacting with a gun increased testosterone levels and later aggressive behavior. Thirty male college students provided a saliva sample (for testosterone assay), interacted with either a gun or a children’s toy for 15 min, and then provided another saliva sample. Next, subjects added as much hot sauce as they wanted to a cup of water they believed another subject would have ...
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