Physics

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• Electricity
• Mechanics
• Thermodynamics
• Waves

• كيف يمكن للطبولوجيا و الفيزياء النظرية صياغة فضاء كوني يتكون من جيوب فضائية قديمة نشأت عن تضيق فضائي حيث تحتضن مجرات كاملة بداخلها بدلا من ان تكون SC

• My axiomatization attempt of Newtonian spacetime

• Theoretical interpretation of CHSH correlation loss: Classical phase-space thermal noise vs. non-unitary decoherence

• Confusion about upper and lower indices

• Exchange of dominance between monopole and induced dipole fields of charged metal sphere

• Chern-Simons theory and the Jones Polynomial

• Can two bodies be at thermal equilibrium while having different temperatures?

• Condition to fall into 1/r^2 potential

• How long (in real time) would the proposed singularities in the Euler and Navier-Stokes equations take to occur?

• Where did Frames go in the geometric formulation of Newton's laws? (Schuller)

• Canonical ensemble - Proportionality of probabilities - Huang Section 7.1

• Why is it so that even in the succeding theory of physics to Newtonians mechanics, the conceptual scaffolding of the theory still transfers?

• Can 1 ton of stable exotic matter exist if Quantum Inequalities limit negative energy?

• Possible Mistake in Bell's Book Speakable and Unspeakable in Quantum

• Electron-electron interactions in polyelectronic atoms

• Mathematical Nature of Reflected wave

• Can we increase magnetism in matter by pumping?

• Magnetization v/s Polarization: Why are they weirdly dissimilar?

• How does relativistic proper time dilation ($\Delta\tau = 0$ for lightlike paths) affect spontaneous wavefunction collapse rates?

• What is reason after 80 km from ground surface in heterosphere the composition of air and its ratio changes but not in homosphere?

• What happens to higher-order differential terms like $(dx)^2$ when extending classical mechanics to a stochastic space-time trajectory?

• What are some of the reasons why complex classical systems are irreversible?

• Spin orbit interaction in nucleus

• Pressure equals to minus of Potential energy in perfect fluid (and field theory)

• Impulsive Friction

• How should I interpret the forward- and backward-moving waves in a 1D scattering problem?

• How does the bistable spring tape in a slap bracelet (or retractable tape measure) work?

• How does saturated absorption work when there are two beams driving the transition?

• Holonomic constraints, independent generalized coordinates

• Elliptical orrery path

• Doing a study on how mass affects the terminal velocity of a magnet falling through a copper pipe (Magnetic Induction). Need some help!

• Do source-free Maxwell equations imply an emergent gauge field?

• Did Earth's rotational slowing down contribute to its $23.5^\circ$ axial tilt, or was it was determined by early impacts?

• 0K boundary condition for temperature Green's function

• How to formally show that the choice of a coordinate system in a physical system can be arbitrary?

• Why is GPS proof of Special Relativity

• Relating definitions of the k-basis

• Is a beam of light stationary in Rindler coordinates?

• Breaking a four-vector into orthogonal components

• Since we can map R to R4 and vice versa, is the 4 dimensionality of spacetime merely a simplification tool or a fundamental aspect of the universe?

• Derivation of Rindler coordinates for general motion

• Deflection Radii of an Electron and Proton in Magnetic Field

• Matter state change purely in two types

• Can momentum be considered as the resistance of a force

• Is math wrong all along because it’s simply can’t be proven?

• Estimating the ratio of cross sections via isospin

• Quantum Gravity signatures high sigma?

• Why is an ideal transformer's primary voltage in phase with a series resistor for a resistive load?

• Magnetic dipole moment of an odd-odd nucleus

• What's the relation between the distribution function $f(p,q,t)$ in 6 dim phase space and density function in $6N$ dim phase space?

• Can "observation force" be formulated as a continuous decoherence channel?

• Question related to formation of galaxies

• Damped Oscillators types mathematical function

• Shapiro time delay vs cosmic expansion as sources of interstellar redshift?

• How does violet and red light interact with a green coloured object?

• Are material strains additive or multiplicative?

• Wick theorem and OPE

• Where does the Berry phase of $\pi$ come from in a topological insulator?

• The role of the virtual work principle

• Systematic approach to deriving equations of collective field theory to any order

• Super Lie-infinity algebra of closed superstring field theory?

• Schwarzschild metric in Isotropic coordinates

• Renormalisation and the Fisher-Rao metric

• Quantum statistics of branes

• $p$-Adic String Theory and the String-orientation of Topological Modular Forms (tmf)

• Orbifold CFT of $SU(2)/G$ and $SO(3)/G$

• On the Coulomb branch of ${\cal N}=2$ supersymmetric gauge theory

• Minimal strings and topological strings

• Kolmogorov/Energy spectrum for turbulent boundary layer

• Hypersingular Boundary Operator in Physics

• How to perform a derivative of a functional determinant?

• How to apply the Faddeev-Popov method to a simple integral

• Field theory based on square-well potential?

• Definition of vacua in QFT in generic spacetimes

• Compactifying on a circle and the exchange of R and NS sectors

• Can Lee-Yang zeros theorem account for triple point phase transition?