書目名稱Gravity, Gauge Theories and Quantum Cosmology影響因子(影響力)學科排名
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書目名稱Gravity, Gauge Theories and Quantum Cosmology網(wǎng)絡公開度學科排名
書目名稱Gravity, Gauge Theories and Quantum Cosmology被引頻次
書目名稱Gravity, Gauge Theories and Quantum Cosmology被引頻次學科排名
書目名稱Gravity, Gauge Theories and Quantum Cosmology年度引用
書目名稱Gravity, Gauge Theories and Quantum Cosmology年度引用學科排名
書目名稱Gravity, Gauge Theories and Quantum Cosmology讀者反饋
書目名稱Gravity, Gauge Theories and Quantum Cosmology讀者反饋學科排名
作者: fatty-streak 時間: 2025-3-21 22:01
Path Integralsm law to law, there is a common characteristic shared by most of them: they are all derivable from a principle of stationary action. Let us begin by examining this principle in the context of the oldest established laws of physics: the laws of motion. We consider the simple example of a point partic作者: LAPSE 時間: 2025-3-22 00:52 作者: altruism 時間: 2025-3-22 06:19
Gauge Fieldsdifficulty, viz. that of divergences in the perturbation expansion. We have two ways of dealing with this difficulty: (i) analyse the theory nonperturbatively or (ii) confine ourselves to only those theories which are perturbatively renormalizable.作者: 冷淡一切 時間: 2025-3-22 12:26
General Theory of Relativityered well established since the days of Newton. Einstein had been led to special relativity from considerations of symmetry, from the deduction that Maxwell’s equations of electromagnetic theory were invariant under Lorentz transformations (and not under Galilean transformations). Observational cons作者: 凹室 時間: 2025-3-22 15:23 作者: 凹室 時間: 2025-3-22 18:50 作者: CHAFE 時間: 2025-3-22 21:16 作者: FUME 時間: 2025-3-23 03:42
Quantum Conformal Fluctuations geometrodynamics. In the present chapter we shall first examine how . can be formulated with the help of Feynman’s path integral formalism. The sketchy survey of other approaches to quantum gravity in the previous chapter will have convinced the reader that the problem is not simple, whatever means作者: 不可知論 時間: 2025-3-23 06:40 作者: 顛簸下上 時間: 2025-3-23 11:28 作者: 抑制 時間: 2025-3-23 13:59
,Application of Sof ‘Fair Trial’ Safeguards,m law to law, there is a common characteristic shared by most of them: they are all derivable from a principle of stationary action. Let us begin by examining this principle in the context of the oldest established laws of physics: the laws of motion. We consider the simple example of a point partic作者: 合法 時間: 2025-3-23 18:26 作者: Pessary 時間: 2025-3-23 23:42 作者: ABASH 時間: 2025-3-24 06:11 作者: 動物 時間: 2025-3-24 08:34
,Natur als Produkt und Produktivit?t,the gravitational effects near (and within) a massive object. The idea here is that the presence of a massive object in a bounded region of space generates non-Euclidean effects of spacetime geometry which die out as we go away from the object. Thus, far away from the object the spacetime is that of作者: 粗糙 時間: 2025-3-24 11:16
Themenhefte Schwerpunktprogramm Umweltuniverse on the basis of astronomical observations which cover very distant regions, of the order of billions of light years (1 light year = distance travelled by light in one year ? 9.460 × 10. cm). This picture suggests that although local inhomogeneities like stars, galaxies, and clusters of gala作者: 萬花筒 時間: 2025-3-24 16:03
Nicolas Guéguen,Sébastien Meineris to describe quantum field theory in the curved spacetime of general relativity. The discussions of the early universe in Chapter 9 and 10 showed how the dynamics of the universe can be affected by such events as particle creation and phase transition. These discussions took us very close to the si作者: 小卷發(fā) 時間: 2025-3-24 22:04
Karl Marx — Natur und Werttheorie geometrodynamics. In the present chapter we shall first examine how . can be formulated with the help of Feynman’s path integral formalism. The sketchy survey of other approaches to quantum gravity in the previous chapter will have convinced the reader that the problem is not simple, whatever means作者: alleviate 時間: 2025-3-25 01:03 作者: Debrief 時間: 2025-3-25 07:01 作者: 學術討論會 時間: 2025-3-25 09:09
https://doi.org/10.1007/978-3-476-03524-0axwell’s equations of electromagnetic theory were invariant under Lorentz transformations (and not under Galilean transformations). Observational considerations did not motivate the theory: the null result of the Michelson—Morley experiment followed as a simple deduction from the theory . it was formulated.作者: 無能性 時間: 2025-3-25 15:39
,Natur als Produkt und Produktivit?t,rates non-Euclidean effects of spacetime geometry which die out as we go away from the object. Thus, far away from the object the spacetime is that of special relativity. Such solutions of Einstein’s equations are said to have boundary conditions implying an . spacetime. We shall discuss such solutions in this chapter.作者: disciplined 時間: 2025-3-25 19:13
Themenhefte Schwerpunktprogramm Umwelttravelled by light in one year ? 9.460 × 10. cm). This picture suggests that although local inhomogeneities like stars, galaxies, and clusters of galaxies exist, the universe on the large scale is homogeneous. Table 8.1 will help us to visualize the various distance scales involved in astronomy.作者: 難理解 時間: 2025-3-25 21:15 作者: STENT 時間: 2025-3-26 00:34
Karl Marx — Natur und Werttheoriehy survey of other approaches to quantum gravity in the previous chapter will have convinced the reader that the problem is not simple, whatever means we may choose to adopt for its solution. We begin, therefore, by looking at the difficulties facing the path integral formalism.作者: 有效 時間: 2025-3-26 04:56
Introduction and for a long time to come. The proper description of such a change of course is by the word ‘revolution’. Unlike political revolutions, which came with mixed benefits, the revolutions in physics have invariably led to a dramatically improved understanding of nature.作者: LUT 時間: 2025-3-26 10:26 作者: endure 時間: 2025-3-26 14:13
Gravitating Massive Objectsrates non-Euclidean effects of spacetime geometry which die out as we go away from the object. Thus, far away from the object the spacetime is that of special relativity. Such solutions of Einstein’s equations are said to have boundary conditions implying an . spacetime. We shall discuss such solutions in this chapter.作者: AORTA 時間: 2025-3-26 17:43
Relativistic Cosmologytravelled by light in one year ? 9.460 × 10. cm). This picture suggests that although local inhomogeneities like stars, galaxies, and clusters of galaxies exist, the universe on the large scale is homogeneous. Table 8.1 will help us to visualize the various distance scales involved in astronomy.作者: arrhythmic 時間: 2025-3-27 00:04
Approaches to Quantum Cosmology the dynamics of the universe can be affected by such events as particle creation and phase transition. These discussions took us very close to the singular epoch . = 0; but not close enough to be labelled ‘quantum cosmology’. As indicated earlier, quantum cosmology is expected to be relevant prior to or around the Planck epoch ..作者: PANEL 時間: 2025-3-27 01:25 作者: 不可思議 時間: 2025-3-27 07:40
Gravity, Gauge Theories and Quantum Cosmology978-94-009-4508-1Series ISSN 0168-1222 Series E-ISSN 2365-6425 作者: triptans 時間: 2025-3-27 13:19
,Application of Sof ‘Fair Trial’ Safeguards,m law to law, there is a common characteristic shared by most of them: they are all derivable from a principle of stationary action. Let us begin by examining this principle in the context of the oldest established laws of physics: the laws of motion. We consider the simple example of a point particle moving in a one-dimensional space.作者: Arable 時間: 2025-3-27 14:54
https://doi.org/10.1007/978-3-662-11947-1chanics. As discussed in Section 2.2, classical mechanics follows as the limit of quantum mechanics when ? → 0. It is natural, therefore, to ask whether the same approach can give us the . theory of fields starting from what we know about the . field theory, in a way that the latter follows from the former when ? → 0.作者: Bph773 時間: 2025-3-27 17:54 作者: oncologist 時間: 2025-3-28 01:06
Quetzal — G?ttervogel im Nebelwaldstidious critic may even question whether we have reached our desired destination. To such a critic (assuming that he is a baseball fan!) we say that if we have not completed the run, we have at least got to first base.作者: 招惹 時間: 2025-3-28 02:12
Path Integralsm law to law, there is a common characteristic shared by most of them: they are all derivable from a principle of stationary action. Let us begin by examining this principle in the context of the oldest established laws of physics: the laws of motion. We consider the simple example of a point particle moving in a one-dimensional space.作者: restrain 時間: 2025-3-28 09:14
En Route to Quantum Field Theorychanics. As discussed in Section 2.2, classical mechanics follows as the limit of quantum mechanics when ? → 0. It is natural, therefore, to ask whether the same approach can give us the . theory of fields starting from what we know about the . field theory, in a way that the latter follows from the former when ? → 0.作者: Pathogen 時間: 2025-3-28 10:24 作者: senile-dementia 時間: 2025-3-28 17:17
Epiloguestidious critic may even question whether we have reached our desired destination. To such a critic (assuming that he is a baseball fan!) we say that if we have not completed the run, we have at least got to first base.作者: 兵團 時間: 2025-3-28 19:16
https://doi.org/10.1007/978-3-662-11945-7We mentioned in the previous chapter that a typical field can be looked upon as a dynamical system with infinite degrees of freedom. In this section we briefly review some dynamical properties of fields at the classical level to develop concepts that are analogous to those of Lagrangian mechanics.作者: gerontocracy 時間: 2025-3-29 00:12 作者: 難解 時間: 2025-3-29 06:01
https://doi.org/10.1007/978-3-663-10879-5We have seen in Chapter 5 that the concept of spontaneous symmetry-breaking plays an important role in the description of gauge theories. It turns out that this process also plays a crucial role in the dynamics of the early universe.作者: 前面 時間: 2025-3-29 10:38
https://doi.org/10.1007/978-3-0348-5247-0The analysis in the last chapter shows that conformal fluctuations make the classical solution completely insignificant near the spacetime singularity. In order to proceed further it is necessary to examine viable quantum mechanical descriptions which would replace the singular spacetime geometry. This is the aim of the present chapter.作者: Seizure 時間: 2025-3-29 11:45 作者: CLEFT 時間: 2025-3-29 19:04
Quantum Theory in Curved SpacetimeThe previous chapters of the book have developed the various features of quantum theory and general relativity separately. The next logical step would have been to construct a quantum theory of gravity interacting with matter fields. Unfortunately, this grand synthesis still remains a distant dream.作者: 獨特性 時間: 2025-3-29 23:02 作者: Expand 時間: 2025-3-30 01:32 作者: 只有 時間: 2025-3-30 08:06 作者: 蝕刻 時間: 2025-3-30 08:59 作者: 本土 時間: 2025-3-30 13:51
Die Umwelt als Element des Systems treten in den Schnittfl?chen erst bei Bewegung auf. Bei uns sind dort nur Normalkr?fte vorhanden. Den Druck kennzeichnen wir mit einem Index: p., p., p. Je nachdem auf welche Fl?che er wirkt. Das Gewicht geht als Volumenkraft ein. Es bestehen die Relationen dx = ds cos α, dy = ds sin α.
