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searching for Entropy (astrophysics) 158 found (162 total)

alternate case: entropy (astrophysics)

Zeeman–Doppler imaging (428 words) [view diff] no match in snippet view article find links to article

In astrophysics, Zeeman–Doppler imaging is a tomographic technique dedicated to the cartography of stellar magnetic fields, as well as surface brightness
Quantum statistical mechanics (1,337 words) [view diff] no match in snippet view article find links to article
Main article: Von Neumann entropy Of particular significance for describing randomness of a state is the von Neumann entropy of S formally defined by
Wojciech H. Zurek (796 words) [view diff] no match in snippet view article find links to article
pioneer in information physics, edited an influential book on "Complexity, Entropy and the Physics of Information", and spearheaded the efforts that finally
De Laval nozzle (1,120 words) [view diff] no match in snippet view article find links to article
is constant. The gas flow through a de Laval nozzle is isentropic (gas entropy is nearly constant). In a subsonic flow the gas is compressible, and sound
Firewall (physics) (929 words) [view diff] no match in snippet view article
3743P. doi:10.1103/PhysRevLett.71.3743.  Page, Don N. (1993). "Average entropy of a subsystem". Phys. Rev. Lett. 71: 1291. arXiv:gr-qc/9305007. Bibcode:1993PhRvL
Hydrogen anion (406 words) [view diff] no match in snippet view article find links to article
Rau, A. R. P. (1996). "The Negative Ion of Hydrogen" (PDF). Journal of Astrophysics and Astronomy. 17 (3): 113–145. Bibcode:1996JApA...17..113R. doi:10.1007/BF02702300
Polytropic process (836 words) [view diff] no match in snippet view article find links to article
Ed. Manchester University Press. 40 (1).  Horedt, G. P. (2004-08-10). Polytropes: Applications In Astrophysics And Related Fields. Springer. p. 24. 
Shock wave (3,649 words) [view diff] no match in snippet view article find links to article
aircraft. When a shock wave passes through matter, energy is preserved but entropy increases. This change in the matter's properties manifests itself as a
Convective overturn (499 words) [view diff] no match in snippet view article find links to article
another wave of energized neutrinos which reenergizes the shock wave. The entropy convection model has matter falling inward from above the shock layer down
List of interstellar and circumstellar molecules (8,286 words) [view diff] no match in snippet view article find links to article
detection of low-entropy (highly symmetric) fullerene molecules supports this assumption. It is also noted that information entropy reflects the depth
Jacob Bekenstein (1,527 words) [view diff] no match in snippet view article find links to article
suggest that black holes should have a well-defined entropy. He wrote that a black hole's entropy was proportional to its (the black hole's) event horizon
Kip Thorne (3,180 words) [view diff] no match in snippet view article find links to article
physicist, known for his contributions in gravitational physics and astrophysics. A longtime friend and colleague of Stephen Hawking and Carl Sagan, he
Weyl curvature hypothesis (584 words) [view diff] no match in snippet view article find links to article
concept of the entropy content of gravitational fields. Near the initial cosmological singularity (the Big Bang), he proposes, the entropy content of the
Galaxy groups and clusters (1,370 words) [view diff] no match in snippet view article find links to article
better understand this thermal history one needs to study the entropy of the gas because entropy is the quantity most directly changed by increasing or decreasing
Physics applications of asymptotically safe gravity (976 words) [view diff] no match in snippet view article find links to article
corrections to the Hawking temperature and the corresponding thermodynamical entropy. By means of an RG improvement of the Einstein–Hilbert action, Reuter and
Temperature (11,101 words) [view diff] no match in snippet view article find links to article
energy with respect the entropy at constant volume. Its natural, intrinsic origin or null point is absolute zero at which the entropy of any system is at
Rossby wave instability in astrophysical discs (1,583 words) [view diff] no match in snippet view article find links to article
S {\displaystyle S} is the specific entropy of the gas, and γ {\displaystyle
Black hole (13,122 words) [view diff] no match in snippet view article find links to article
the area as entropy. One puzzling feature is that the entropy of a black hole scales with its area rather than with its volume, since entropy is normally
Information (3,527 words) [view diff] no match in snippet view article find links to article
understanding, mental stimuli, pattern, perception, representation, and entropy. See also: History of the word and concept "information" The English
Outline of physics (3,547 words) [view diff] no match in snippet view article find links to article
agroecosystems Soil physics – study of soil physical properties and processes. Astrophysics – study of the physical aspects of celestial objects Astronomy – studies
Big Bang (11,543 words) [view diff] no match in snippet view article find links to article
Eventually, black holes would evaporate by emitting Hawking radiation. The entropy of the universe would increase to the point where no organized form of
Timeline of gravitational physics and relativity (2,035 words) [view diff] no match in snippet view article find links to article
1972 – Jacob Bekenstein proposes that black holes have a non-decreasing entropy which can be identified with the area, 1972 – Carter, Hawking and James
Amino radical (57 words) [view diff] no match in snippet view article find links to article
formula NH 2• Molar mass 16.0226 g mol−1 Thermochemistry Std molar entropy (So298) 194.71 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 190
Fluid mechanics (2,344 words) [view diff] no match in snippet view article find links to article
mechanical engineering, civil engineering, chemical engineering, geophysics, astrophysics, and biology. Fluid mechanics can be divided into fluid statics, the
Index of physics articles (T) (2,024 words) [view diff] no match in snippet view article
Temperature dependence of liquid viscosity Temperature measurement Temperature–entropy diagram Temporal paradox Tendex line Tennis racket theorem Tensile stress
List of scientific laws named after people (96 words) [view diff] no match in snippet view article find links to article
Hamilton Charles's law Thermodynamics Jacques Charles Chandrasekhar limit Astrophysics Subrahmanyan Chandrasekhar Church–Turing thesis Computer science Alonzo
Inflation (cosmology) (11,868 words) [view diff] no match in snippet view article
thermal equilibrium. Their models failed, however, because of the buildup of entropy over several cycles. Misner made the (ultimately incorrect) conjecture
GADGET (433 words) [view diff] no match in snippet view article find links to article
simulations written by Volker Springel at the Max Planck Institute for Astrophysics. The name is an acronym of "GAlaxies with Dark matter and Gas intEracT"
Aluminium monochloride (162 words) [view diff] no match in snippet view article find links to article
IRC+10216 - Detection of NaCl, AlCl, and KCl, and tentative detection of AlF". Astronomy and Astrophysics. 183 (1): L10–L12. Bibcode:1987A&A...183L..10C. 
Timeline of the far future (4,918 words) [view diff] no match in snippet view article find links to article
Universe must account for the second law of thermodynamics, which states that entropy, or a loss of the energy available to do work, must increase over time
Hawking radiation (6,367 words) [view diff] no match in snippet view article find links to article
predicted that black holes should have a finite, non-zero temperature and entropy. Hawking's work followed his visit to Moscow in 1973 where the Soviet scientists
Fractal cosmology (2,105 words) [view diff] no match in snippet view article find links to article
from zero to three at a scale around 55 Mpc/h in the context of a "scale-entropy diffusion equation". It gives a way to estimate the number of galaxies
Physics (8,146 words) [view diff] no match in snippet view article find links to article
nanotechnology and engineering. Main articles: Astrophysics and Physical cosmology Astrophysics and astronomy are the application of the theories
Gliese 581 c (3,180 words) [view diff] no match in snippet view article find links to article
dated April 27, 2007, published in the July 2007 journal Astronomy and Astrophysics. At the time of discovery, it was reported to be the first potentially
Continuum mechanics (7,753 words) [view diff] no match in snippet view article find links to article
interest in this case is the entropy. Thus, we assume that there is an entropy flux, an entropy source, and an internal entropy density per unit mass (
Index of physics articles (B) (1,478 words) [view diff] no match in snippet view article
correction Boltzmann's entropy formula Boltzmann-Matano analysis Boltzmann Medal Boltzmann constant Boltzmann distribution Boltzmann entropy Boltzmann equation
Black-body radiation (8,372 words) [view diff] no match in snippet view article find links to article
thermal radiation. It is a spontaneous process of radiative distribution of entropy. Conversely all normal matter absorbs electromagnetic radiation to some
Carbon monoxide (6,837 words) [view diff] no match in snippet view article find links to article
process can be driven by heating, exploiting the positive (favorable) entropy of reaction. The Ellingham diagram shows that CO formation is favored over
Thermodynamic temperature (11,298 words) [view diff] no match in snippet view article find links to article
states. We call this distribution "entropy". To better understand the relationship between temperature and entropy, consider the relationship between
Hydrostatics (2,027 words) [view diff] no match in snippet view article find links to article
transporting and using fluids. It is also relevant to geophysics and astrophysics (for example, in understanding plate tectonics and the anomalies of the
Branches of physics (1,480 words) [view diff] no match in snippet view article find links to article
as heat or work. They also postulate the existence of a quantity named entropy, which can be defined for any system. In thermodynamics, interactions between
Thermodynamic equilibrium (7,237 words) [view diff] no match in snippet view article find links to article
for which some thermodynamic potential is minimized, or for which the entropy (S) is maximized, for specified conditions. One such potential is the Helmholtz
Future of an expanding universe (4,371 words) [view diff] no match in snippet view article find links to article
roughly 10-101056. Over an infinite time there could be a spontaneous entropy decrease, by a Poincaré recurrence or through thermal fluctuations (see
Shell star (599 words) [view diff] no match in snippet view article find links to article
(1994). "Maximum-entropy maps of the Be shell star zeta Tauri from optical long-baseline interferometry". Astronomy and Astrophysics. 283: L13. Bibcode:1994A&A
Leticia Corral (1,308 words) [view diff] no match in snippet view article find links to article
Research Professor Titular "C" of Higher Education. Currently studying astrophysics, in particular, the mathematics of the Einstein's General Relativity
Homochirality (2,181 words) [view diff] no match in snippet view article find links to article
to be a form of information storage. One suggestion is that it reduces entropy barriers in the formation of large organized molecules. It has been experimentally
Modern physics (521 words) [view diff] no match in snippet view article find links to article
Topology · space · time · energy · matter · work randomness · information · entropy · mind light · particle · wave Branches Applied · Experimental · Theoretical
Gamma-ray burst progenitors (2,796 words) [view diff] no match in snippet view article find links to article
as of 2007. As of 2007, there is almost universal agreement in the astrophysics community that the long-duration bursts are associated with the deaths
List of paradoxes (6,975 words) [view diff] no match in snippet view article find links to article
paradox: In an ideal gas, is entropy an extensive variable? Loschmidt's paradox: Why is there an inevitable increase in entropy when the laws of physics are
Causal sets (4,740 words) [view diff] no match in snippet view article find links to article
(Black hole entropy) D.P. Rideout, S. Zohren, Counting entropy in causal set quantum gravity ; arXiv:gr-qc/0612074v1; (Black hole entropy) D.P. Rideout
Stellar structure (2,027 words) [view diff] no match in snippet view article find links to article
nuclear burning is not stable, or the star's core is rapidly collapsing, an entropy term must be added to the energy equation. Star portal Polytrope Scale
Cosmology (1,914 words) [view diff] no match in snippet view article find links to article
time" due to the finite nature of the speed of light. Physics and astrophysics have played a central role in shaping the understanding of the universe
Abhas Mitra (1,799 words) [view diff] no match in snippet view article find links to article
astrophysicist best known for his distinct views on several front-line astrophysics concepts, particularly related to black holes[excessive citations] and
Index of physics articles (J) (1,781 words) [view diff] no match in snippet view article
Torus Joint Institute for Nuclear Astrophysics Joint Institute for Nuclear Research Joint entropy Joint quantum entropy Jolly balance Jon Orloff Jonathan
Propionitrile (389 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 105.3 J K−1 mol−1 Std molar entropy (So298) 189.33 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 15.5
Cosmic microwave background (11,055 words) [view diff] no match in snippet view article find links to article
Zeldovich, Y. B. (1972). "A hypothesis, unifying the structure and the entropy of the Universe". Monthly Notices of the Royal Astronomical Society. 160
Bernard H. Lavenda (2,196 words) [view diff] no match in snippet view article find links to article
become unstable they make transitions to kinetic branches with lower entropy production than the thermodynamic branch. This result was initially contested
Loop quantum gravity (20,606 words) [view diff] no match in snippet view article find links to article
hence, it has no entropy. It appears, then, that one can violate the second law of thermodynamics by dropping an object with nonzero entropy into a black
Calcium hydroxide (1,194 words) [view diff] no match in snippet view article find links to article
Ewine F., Molecules in Astrophysics: Probes and Processes, International Astronomical Union Symposia. Molecules in Astrophysics: Probes and Processes,
Sulfur monoxide (1,067 words) [view diff] no match in snippet view article find links to article
gas Solubility in water Reacts log P 0.155 Thermochemistry Std molar entropy (So298) 221.94 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 5.01
General relativity (19,792 words) [view diff] no match in snippet view article find links to article
famous. Yet the theory entered the mainstream of theoretical physics and astrophysics only with the developments between approximately 1960 and 1975, now known
Weak gravity conjecture (83 words) [view diff] no match in snippet view article find links to article
Topology · space · time · energy · matter · work randomness · information · entropy · mind light · particle · wave Branches Applied · Experimental · Theoretical
Atomic physics (1,139 words) [view diff] no match in snippet view article find links to article
Topology · space · time · energy · matter · work randomness · information · entropy · mind light · particle · wave Branches Applied · Experimental · Theoretical
Sodium iodide (533 words) [view diff] no match in snippet view article find links to article
Halite Coordination geometry Octahedral Thermochemistry Std molar entropy (So298) 91 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −288 kJ·mol−1
Jean-Pierre Petit (5,198 words) [view diff] no match in snippet view article find links to article
magnetohydrodynamics power generation and propulsion as well as topology and astrophysics applied in cosmology. He is a pioneer in magnetohydrodynamics and has
Steven S. Vogt (945 words) [view diff] no match in snippet view article find links to article
planet outside of the Solar System. He is a professor of astronomy and astrophysics at the University of California, Santa Cruz, and is known worldwide for
Magnesium monohydride (3,868 words) [view diff] no match in snippet view article find links to article
properties of the MgH gas include enthalpy of formation of 229.79 kJ mol−1, entropy 193.20 JK−1 mol−1 and heat capacity of 29.59 JK−1 mol−1. The dissociation
Max Planck (5,120 words) [view diff] no match in snippet view article find links to article
thermodynamical formalism as Gibbs without realizing it. Clausius's ideas on entropy occupied a central role in his work. In April 1885 the University of Kiel
Tricarbon (431 words) [view diff] no match in snippet view article find links to article
Chemical formula C3 Molar mass 36.03 g·mol−1 Thermochemistry Std molar entropy (So298) 237.27 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 820
Cornelis Dirk Andriesse (1,049 words) [view diff] no match in snippet view article find links to article
by themselves cannot establish. Metatheories are not very common in astrophysics. Also fluctuations are usually ignored rather than taken as a starting
Outline of biophysics (1,181 words) [view diff] no match in snippet view article find links to article
changes in molecule conformation and changes in size, charge or hydration entropy. Microscopy – used in many ways, for example, to enable the use of laser
Sean M. Carroll (1,326 words) [view diff] no match in snippet view article find links to article
and the Universe Itself. Carroll received his PhD in astronomy and astrophysics in 1993 from Harvard University, where his advisor was George B. Field
Magnetohydrodynamics (4,293 words) [view diff] no match in snippet view article find links to article
applicable in the absence of shocks or heat conduction as it assumes that the entropy of a fluid element does not change. Ideal MHD is only strictly applicable
Plasma (physics) (6,887 words) [view diff] no match in snippet view article
"Advances in Numerical Modeling of Astrophysical and Space Plasmas". Astrophysics and Space Science. 242 (1–2): 93–163. Bibcode:1996Ap&SS.242...93P. doi:10
Hydrogen cyanide (3,246 words) [view diff] no match in snippet view article find links to article
Ewine F., Molecules in Astrophysics: Probes and Processes, International Astronomical Union Symposia. Molecules in Astrophysics: Probes and Processes,
Methylidyne radical (728 words) [view diff] no match in snippet view article find links to article
Colourless gas Solubility in water Reacts Thermochemistry Std molar entropy (So298) 183.04 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 594
List of important publications in physics (13,015 words) [view diff] no match in snippet view article find links to article
application to viscosity and rubber elasticity, and an expression for the entropy gain during the coiling of linear flexible molecules. Guth, Eugene; James
Redshift (9,499 words) [view diff] no match in snippet view article find links to article
above. In many circumstances scattering causes radiation to redden because entropy results in the predominance of many low-energy photons over few high-energy
Particle physics (2,613 words) [view diff] no match in snippet view article find links to article
Springer. pp. 313–314. ISBN 978-94-007-2463-1.  "Particle Physics and Astrophysics Research". The Henryk Niewodniczanski Institute of Nuclear Physics. Retrieved
Chronology of the universe (5,577 words) [view diff] no match in snippet view article find links to article
into photons., §IV, §VF. In this case, the universe has reached a high-entropy state consisting of a bath of particles and low-energy radiation. It is
Index of physics articles (L) (2,104 words) [view diff] no match in snippet view article
Linear dynamical system Linear elasticity Linear energy transfer Linear entropy Linear flow on the torus Linear motion Linear particle accelerator Linear
Ammonia (10,561 words) [view diff] no match in snippet view article find links to article
dissociative recombination of NH4+ and NH2+ molecular ions". Astronomy and Astrophysics. 344: 1027. Bibcode:1999A&A...344.1027V.  van Dishoeck, E. F.; Black
Conversion of units (1,867 words) [view diff] no match in snippet view article find links to article
information entropy. The multiples of a bit listed above are usually used with this meaning. Other times the bit is used as a measure of information entropy and
Hydroxyl radical (3,015 words) [view diff] no match in snippet view article find links to article
Molecules in the Interstellar Medium". Annual Review of Astronomy and Astrophysics. 5 (1): 183–212. Bibcode:1967ARA&A...5..183R. doi:10.1146/annurev.aa
Nitroxyl (468 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 33.88 J K−1 mol−1 Std molar entropy (So298) 220.91 J K−1 mol−1 Except where otherwise noted, data are given
Index of physics articles (N) (1,468 words) [view diff] no match in snippet view article
Plasma Dynamics Laboratory Nonequilibrium partition identity Nonextensive entropy Nonholonomic system Nonimaging optics Nonlinear Schrödinger equation Nonlinear
Acetonitrile (1,549 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 91.69 J K−1 mol−1 Std molar entropy (So298) 149.62 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 40.16–40
Objections to evolution (17,528 words) [view diff] no match in snippet view article find links to article
information: Entropy and life Another objection is that evolution violates the second law of thermodynamics. The law states that "the entropy of an isolated
Index of physics articles (M) (2,470 words) [view diff] no match in snippet view article
Maximum bubble pressure method Maximum density Maximum entropy probability distribution Maximum entropy thermodynamics Maximum power transfer theorem Maximum
Anthracene (936 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 210.5 J/mol·K Std molar entropy (So298) 207.5 J/mol·K Std enthalpy of formation (ΔfHo298) 129.2 kJ/mol
Paul Steinhardt (6,487 words) [view diff] no match in snippet view article find links to article
Science. Steinhardt's research has spanned problems in particle physics, astrophysics, cosmology, condensed matter physics, geoscience and photonics. In cosmology
Silane (2,050 words) [view diff] no match in snippet view article find links to article
r(Si-H) = 1.4798 angstroms Dipole moment 0 D Thermochemistry Std molar entropy (So298) 204.6 J mol−1 K−1 Std enthalpy of formation (ΔfHo298) 34.31kJ/mol
Scandium (2,786 words) [view diff] no match in snippet view article find links to article
Douglas L. Irvingb & Carl C. Koch "A Novel Low-Density, High-Hardness, High-entropy Alloy with Close-packed Single-phase Nanocrystalline Structures" DOI: 10
Sodium cyanide (692 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 70.4 J/mol K Std molar entropy (So298) 115.7 J/mol K Std enthalpy of formation (ΔfHo298) -91 kJ/mol
Acetylene (3,079 words) [view diff] no match in snippet view article find links to article
cm3/mol Structure Molecular shape Linear Thermochemistry Std molar entropy (So298) 201 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) +226.88
Sulfanyl (1,936 words) [view diff] no match in snippet view article find links to article
"Detection of the mercapto radical SH in the solar atmosphere". Astronomy and Astrophysics. 387: L6–L9. Bibcode:2002A&A...387L...6B. doi:10.1051/0004-6361:20020364
Sulfanyl (1,936 words) [view diff] no match in snippet view article find links to article
"Detection of the mercapto radical SH in the solar atmosphere". Astronomy and Astrophysics. 387: L6–L9. Bibcode:2002A&A...387L...6B. doi:10.1051/0004-6361:20020364
Sodium hydroxide (3,479 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 59.66 J/mol K Std molar entropy (So298) 64 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −427 kJ·mol−1
Potassium cyanide (1,073 words) [view diff] no match in snippet view article find links to article
Acidity (pKa) 11.0 Refractive index (nD) 1.410 Thermochemistry Std molar entropy (So298) 127.8 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) −131
Carbonyl sulfide (1,215 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 41.5 J/mol K Std molar entropy (So298) 231.5 J/mol K Std enthalpy of formation (ΔfHo298) -141.8 kJ/mol
Stephen Hawking in popular culture (5,013 words) [view diff] no match in snippet view article find links to article
authority/because kicking their punk asses be my paramount priority") and "Entropy" ("You down with entropy?") The success of the MC Hawking amongst internet users eventually
Age of the universe (3,049 words) [view diff] no match in snippet view article find links to article
of thermodynamics, formalized in the mid-19th century. The concept of entropy dictates that if the universe (or any other closed system) were infinitely
Sodium chloride (2,995 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 36.79 J K−1 mol−1 Std molar entropy (So298) 72.11 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) −411
Hydrogen fluoride (1,884 words) [view diff] no match in snippet view article find links to article
Molecular shape Linear Dipole moment 1.86 D Thermochemistry Std molar entropy (So298) 8.687 J/g K (gas) Std enthalpy of formation (ΔfHo298) −13.66
Gliese 581 g (4,183 words) [view diff] no match in snippet view article find links to article
by principal investigator Steven S. Vogt, professor of astronomy and astrophysics at the University of California, Santa Cruz, and co-investigator R. Paul
Methylene (compound) (1,180 words) [view diff] no match in snippet view article
Colourless gas Solubility in water Reacts Thermochemistry Std molar entropy (So298) 193.93 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 386
Shocks and discontinuities (magnetohydrodynamics) (1,002 words) [view diff] no match in snippet view article
fast-mode shocks are compressive and are associated with an increase in entropy. Across slow-mode shock, the tangential component of the magnetic field
Abiogenesis (27,470 words) [view diff] no match in snippet view article find links to article
imposed generalized chemical potential, i.e., the production of entropy. That is, entropy production is not incidental to the process of life, but rather
Cyanogen (1,017 words) [view diff] no match in snippet view article find links to article
kg−1 Refractive index (nD) 1.327 (18 °C) Thermochemistry Std molar entropy (So298) 241.57 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 309
Sulfur dioxide (3,890 words) [view diff] no match in snippet view article find links to article
Molecular shape Dihedral Dipole moment 1.62 D Thermochemistry Std molar entropy (So298) 248.223 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) −296
Planetary migration (2,197 words) [view diff] no match in snippet view article find links to article
locally isothermal disks, outward migration may occur in disks that possess entropy gradients. During the late phase of planetary system formation, massive
Methane (8,102 words) [view diff] no match in snippet view article find links to article
Ewine F., Molecules in Astrophysics: Probes and Processes, International Astronomical Union Symposia. Molecules in Astrophysics: Probes and Processes,
Self-organization (8,455 words) [view diff] no match in snippet view article find links to article
elsewhere in the system (e.g. through consuming the low-entropy energy of a battery and diffusing high-entropy heat). Originally, the term "self-organizing" was
John von Neumann (14,461 words) [view diff] no match in snippet view article find links to article
at a living room writing-table in a bathrobe." See also: von Neumann entropy, Density matrix, Quantum mutual information, von Neumann measurement scheme
Life (12,461 words) [view diff] no match in snippet view article find links to article
control mechanisms that are essential to maintaining life. See also: Entropy and life From a physics perspective, living beings are thermodynamic systems
Hydrogen chloride (2,174 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 0.7981 J K−1 g−1 Std molar entropy (So298) 186.902 J K−1 mol−1 Std enthalpy of formation (ΔfHo298)  –92
Electromagnetic radiation (9,258 words) [view diff] no match in snippet view article find links to article
heat, since it has an equivalent temperature and is associated with an entropy change per unit of thermal energy. However, "heat" is a technical term
List of contributors to general relativity (2,419 words) [view diff] no match in snippet view article find links to article
asymptotically flat vacuums, quasilocal mass), Jacob Bekenstein (black hole entropy), Lluis Bel (second l is not a typo, aka Louis Bel; Bel decomposition,
Phosphine (2,662 words) [view diff] no match in snippet view article find links to article
Trigonal pyramidal Dipole moment 0.58 D Thermochemistry Std molar entropy (So298) 210 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) 5 kJ·mol−1
Naphthalene (3,206 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 165.72 J/mol·K Std molar entropy (So298) 167.39 J/mol·K Std enthalpy of formation (ΔfHo298) 78.53 kJ/mol
Index of physics articles (H) (1,813 words) [view diff] no match in snippet view article
Hartree–Fock method Harvard Project Physics Harvard–Smithsonian Center for Astrophysics Harvey Einbinder Harvey Fletcher Hasegawa–Mima equation Hassan Aref Hassan
Formic acid (2,825 words) [view diff] no match in snippet view article find links to article
shape Planar Dipole moment 1.41 D (gas) Thermochemistry Std molar entropy (So298) 131.8 J/mol K Std enthalpy of formation (ΔfHo298) −425.0 kJ/mol
Magnetospheric eternally collapsing object (1,091 words) [view diff] no match in snippet view article find links to article
Physics)"Comments on The Euclidean gravitational action as black hole entropy, singularities, and space-time voids".  A. Mitra, Phys. Rev. D 74, 024010
Acetaldehyde (4,207 words) [view diff] no match in snippet view article find links to article
tetrahedral (sp³) at C2 Dipole moment 2.7 D Thermochemistry Std molar entropy (So298) 250 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −166 kJ·mol−1
Factor analysis (8,353 words) [view diff] no match in snippet view article find links to article
Principles of oblique rotation can be derived from both cross entropy and its dual entropy. Communality: The sum of the squared factor loadings for all
Micro black hole (3,054 words) [view diff] no match in snippet view article find links to article
thermodynamic description breaks down. Such a mini-black hole would also have an entropy of only 4π nats, approximately the minimum possible value. At this point
Acetone (3,694 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 125.45 J/mol·K Std molar entropy (So298) 200.4 J/mol·K Std enthalpy of formation (ΔfHo298) −250.03-(−248
Acetic acid (6,331 words) [view diff] no match in snippet view article find links to article
enthalpy of the dimer is estimated at 65.0–66.0 kJ/mol, and the dissociation entropy at 154–157 J mol−1 K−1. Other lower carboxylic acids dimerize in a similar
Index of physics articles (P) (2,649 words) [view diff] no match in snippet view article
Particle acceleration Particle accelerator Particle aggregation Particle astrophysics Particle beam Particle counter Particle decay Particle detector Particle
Max Planck Institute for Dynamics and Self-Organization (1,447 words) [view diff] no match in snippet view article find links to article
includes open systems, which are characterized by dissipation of energy and entropy production. Pattern forming systems are particularly interesting, and the
Equipartition theorem (11,848 words) [view diff] no match in snippet view article find links to article
density of states. By the usual definitions of statistical mechanics, the entropy S equals kB log Σ(E), and the temperature T is defined by
Anthropic principle (8,561 words) [view diff] no match in snippet view article find links to article
origin, must include the assumption that at the initial singularity, the entropy of the universe was low and therefore extremely improbable. Paul Davies
Ethylene (4,246 words) [view diff] no match in snippet view article find links to article
Molecular shape D2h Dipole moment zero Thermochemistry Std molar entropy (So298) 219.32 J·K−1·mol−1 Std enthalpy of formation (ΔfHo298) +52
Carbon dioxide (10,464 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 37.135 J/K mol Std molar entropy (So298) 214 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −393.5 kJ·mol−1
Potassium chloride (1,887 words) [view diff] no match in snippet view article find links to article
geometry Octahedral (K+) Octahedral (Cl−) Thermochemistry Std molar entropy (So298) 83 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −436 kJ·mol−1
Planck's law (16,380 words) [view diff] no match in snippet view article find links to article
hole. Just as the Maxwell–Boltzmann distribution is the unique maximum entropy energy distribution for a gas of material particles at thermal equilibrium
Titanium dioxide (5,196 words) [view diff] no match in snippet view article find links to article
(anatase) 2.583 (brookite) 2.609 (rutile) Thermochemistry Std molar entropy (So298) 50 J·mol−1·K−1 Std enthalpy of formation (ΔfHo298) −945 kJ·mol−1
Ethylene oxide (9,998 words) [view diff] no match in snippet view article find links to article
J/(mol·K); Standard enthalpy of formation, ΔH°298 = −51.037 kJ/mol; Standard entropy, S°298 = 243.4 J/(mol·K); Gibbs free energy, ΔG°298 = −11.68 kJ/mol; Heat
Max von Laue (4,266 words) [view diff] no match in snippet view article find links to article
assistant to Planck until 1909. In Berlin, he worked on the application of entropy to radiation fields and on the thermodynamic significance of the coherence
Benzene (7,723 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 134.8 J/mol·K Std molar entropy (So298) 173.26 J/mol·K Std enthalpy of formation (ΔfHo298) 48.7 kJ/mol
Quantum mechanics (11,464 words) [view diff] no match in snippet view article find links to article
Topology · space · time · energy · matter · work randomness · information · entropy · mind light · particle · wave Branches Applied · Experimental · Theoretical
Nitrous oxide (9,566 words) [view diff] no match in snippet view article find links to article
shape linear, C∞v Dipole moment 0.166 D Thermochemistry Std molar entropy (So298) 219.96 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) +82
Hydrogen sulfide (7,341 words) [view diff] no match in snippet view article find links to article
Thermochemistry Specific heat capacity (C) 1.003 J K−1 g−1 Std molar entropy (So298) 206 J mol−1 K−1 Std enthalpy of formation (ΔfHo298) −21 kJ
List of scientific publications by Albert Einstein (4,065 words) [view diff] no match in snippet view article find links to article
field theory of gravitation that provides the cornerstone for modern astrophysics and cosmology. General relativity is based on the surprising idea that
Ozone (10,913 words) [view diff] no match in snippet view article find links to article
Hybridisation sp2 for O1 Dipole moment 0.53 D Thermochemistry Std molar entropy (So298) 238.92 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 142
Physics beyond the Standard Model (4,382 words) [view diff] no match in snippet view article find links to article
PMID 19865083.  Maldacena, J.; Strominger, A.; Witten, E. (1997). "Black hole entropy in M-Theory". Journal of High Energy Physics. 1997 (12): 2. arXiv:hep-th/9711053
Venus (10,578 words) [view diff] no match in snippet view article find links to article
Withers, Paul G.; McKay, Christopher P. (2001). "Titan, Mars and Earth: Entropy Production by Latitudinal Heat Transport" (PDF). Ames Research Center,
Navier–Stokes equations (9,985 words) [view diff] no match in snippet view article find links to article
method". Published by Dr. TM Shah; republished by The Smithsonian/NASA Astrophysics Data System. Retrieved 8 January 2013.  Wang, C. Y. (1991), "Exact solutions
Subir Sachdev (5,580 words) [view diff] no match in snippet view article find links to article
tabletop experiments), and quantum entanglement near black holes of astrophysics. This connection is most clearly seen by first thinking more carefully
Index of physics articles (S) (3,269 words) [view diff] no match in snippet view article
Standard gravitational parameter Standard linear solid model Standard molar entropy Standard ruler Standard solar model Standing wave Stanford E. Woosley Stanford
Creation science (10,619 words) [view diff] no match in snippet view article find links to article
over time through evolution is not possible due to the law of increasing entropy; that it is impossible that the mechanism of natural selection could account
Nitric oxide (5,900 words) [view diff] no match in snippet view article find links to article
Molecular shape linear (point group C∞v) Thermochemistry Std molar entropy (So298) 210.76 J K−1 mol−1 Std enthalpy of formation (ΔfHo298) 91.29
History of physics (15,191 words) [view diff] no match in snippet view article find links to article
increasingly likely, increasingly disorganized states (coining the term "entropy" to describe the disorganization of a state). The statistical versus absolute
Glossary of physics (7,089 words) [view diff] no match in snippet view article find links to article
temperature. More formally, it is the theoretical temperature at which entropy reaches its minimum value. Absorption spectroscopy – Absorptivity – Accelerating
List of Russian scientists (9,467 words) [view diff] no match in snippet view article find links to article
inventor of combinatory logic Yakov Sinai, developed the Kolmogorov–Sinai entropy and Sinai billiard, Wolf Prize and Abel Prize winner Eugen Slutsky, statistician
List of Russian people (22,255 words) [view diff] no match in snippet view article find links to article
inventor of combinatory logic Yakov Sinai, developed the Kolmogorov–Sinai entropy and Sinai billiard, Wolf and Abel Prize winner Stanislav Smirnov, prominent
BKL singularity (14,366 words) [view diff] no match in snippet view article find links to article
σ are the densities of energy and entropy of matter. For the ultrarelativistic equation of state p = ε/3 the entropy σ ~ ε1/4. The major terms in eq. 17
Taylor's law (13,512 words) [view diff] no match in snippet view article find links to article
that suggested that Fronczak and Fronczak had possibly provided a maximum entropy derivation of these distributions. The law itself is named after the ecologist