the quantum physics of black holes and string theory

the quantum physics of black holes and string theory

the quantum physics of black holes and string theory

... understanding of the physics of black holes. In particular, we discuss the ideas from string theory that explain the entropy of black holes from a counting of microstates of the hole, and the related ... FUN- DAMENTAL STRING String theory is a quantum theory of gravity. Thus, black holes should appear in this theory as excited quantum stat...
Ngày tải lên : 18/04/2014, 15:30
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physics - black holes in supergravity and string theory

physics - black holes in supergravity and string theory

... Solutions of the exercis es 55 1 Introduction String theory has been the leading candidate for a unified quantum theory of all interactions during the last 15 years. The develope ments of the last ... introduction to black holes in supergravity and string the- ory. 2 The fo c us is on the role of BPS solutions in four- and higher-dimensional supe rgrav...
Ngày tải lên : 18/04/2014, 15:27
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Physics of particles matter and the universe   blin stoyle

Physics of particles matter and the universe blin stoyle

... force and the specification of the nature of the force of gravity between two massive bodies, in this case the sun and the planet. Such a ‘basic idea’ is called a theory and, in physics, a theory ... ‘orbit’. The heavier the weight, the faster it moves or the further it is away from the centre of rotation the greater the force needed and the g...
Ngày tải lên : 17/03/2014, 14:37
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scientific american   -  1993 03  -  black holes and the centrifugal force paradox

scientific american - 1993 03 - black holes and the centrifugal force paradox

... the axis of the tube and the path of the ray coincide. The astronauts know that the axis of the tube is circular because Bob has measured the curvature of the walls along the length of the tube using straight ... block of problem states is not in the Òrust beltÓ of the North, nor in the high-traÛc re- gions of the Northeast and Southwest, but...
Ngày tải lên : 12/05/2014, 14:49
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Infelicities of the Intended Meaning of Canonical Texts and Norms Constraining Interpretation

Infelicities of the Intended Meaning of Canonical Texts and Norms Constraining Interpretation

... form reflect the rule -of- law value of the accessibility of law. The norms that handle cases of failed law reflect both the rule -of- law value of accessibility and the more substantive value of consistent ... infelicities. And it is always possible that 24 Of course, if there were no fact of the matter regarding the level of generality of the authorities’...
Ngày tải lên : 01/11/2013, 08:20
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Between fathers and fetuses - the social construction of male reproduction and the politics of fetal harm

Between fathers and fetuses - the social construction of male reproduction and the politics of fetal harm

... nullius – as if they had no biological fathers. With no link between fathers and fetuses, no inheritance of harm could be attributed to the father’s use of drugs. The absence of fathers in debates ... the symbols of the ‘crack baby’, ‘pregnant addict’ and ‘absent father’ emerged at the center of debate over fetal hazards. (A more detailed analysis of the social an...
Ngày tải lên : 01/11/2013, 08:20
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Tài liệu The Investing Secrets of Warren Buffett—and how to profit from them pptx

Tài liệu The Investing Secrets of Warren Buffett—and how to profit from them pptx

... features of the growth in sales and earnings: the rate of growth and the stability of the growth. Conscious Investor provides proprietary tools to measure both of these for thousands of companies. ... of let’s sit back and hope for the best. F Then there are others who deliberately do not want to know anything about the activities of the company. They wan...
Ngày tải lên : 09/12/2013, 20:15
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Tài liệu SWIMMING IN SEWAGE: The Growing Problem of Sewage Pollution and How the Bush Administration Is Putting Our Health and Environment at Risk ppt

Tài liệu SWIMMING IN SEWAGE: The Growing Problem of Sewage Pollution and How the Bush Administration Is Putting Our Health and Environment at Risk ppt

... be increasing, and there is evidence that the rate of infection is proportional to both the amount of time swimmers are exposed and the levels of pollution in the waters where they swim. 60 ... percent over land areas of the Northern Hemisphere during the 20th century, 155 and global warming is predicted to further increase the intensity of rainfall events...
Ngày tải lên : 17/02/2014, 10:20
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Tài liệu Báo cáo khoa học: Ionic strength and magnesium affect the specificity of Escherichia coli and human 8-oxoguanine-DNA glycosylases pdf

Tài liệu Báo cáo khoa học: Ionic strength and magnesium affect the specificity of Escherichia coli and human 8-oxoguanine-DNA glycosylases pdf

... determination The reaction mixtures were as in the standard assay, except that the components specified in the Results were added, and the concentrations of the substrate and enzyme varied as required for the ... independently evaluate the effects of ionic strength and Mg 2+ on the activity and specificity of OGG1, we measured the apparent values of k 2 and...
Ngày tải lên : 18/02/2014, 18:20
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