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Participate in expert physics discussion. Discussion on the nature and properties of matter and energy. This area is for topics that don't fit the other categories. Mainstream physics only.
A Electromagnetic Skrymion Created
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I Why does my ceiling glow in the dark?
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Insights Brownian Motions and Quantifying Randomness in Physical Systems
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I What Materials Can Shield Electronics from a 3-Tesla MRI Magnetic Field?
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I Hysteresis of a Compressed Solid
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B Wi-Fi Interference: How Microwaves Can Affect Your Wireless Connection
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B Dimensional analysis peculiarity
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B Question about sig figs and rounding: How to handle when there are 2 parts to the problem?
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I Magnetic Resonance physics question: RF pulse role and 'in-phase'
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A Bruker TopSpin import function in pulse program
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A Free carrier density and the electron momentum relaxation time
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A What materials, if any, are transparent to Long Wave IR?
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B Matter/Anti-Matter in a Vacuum
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I Popular future physics beliefs that are completely wrong?
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I Decorrelation steps in Wolff algorithm
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I Pressure builds on its own inside this water tank?
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I Fiction Writer with question for research physicists - Looking for opinions and experiences with peer-reviewed publishing
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I Need to identify a physicist from a documentary on TV some years ago
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I Stable solutions to simplified 2- and 3-body problems?
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B What will be the reading of this vernier calliper?
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B Any examples of naturally occurring holograms?
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I Why can't we photograph magnetic lines of force emitted by planetary and beyond objects (like we can for the Sun)?
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I Can anyone tell me what these formulas in electromagnetism are called?
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I How can concentration gradient field come into existence immediately?
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I Increasing tone while mixing sugar in water
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B List of Verdet Constants?
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B How Does a Vacuum Affect Magnetic Fields?
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I Gravitational analog of electromagnetic force
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I Does Organic Matter Experience Gravity on the Moon?
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I Researchers find experimental evidence for a graviton-like particle
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I How to Calculate electron temperature of Arc Plasma?
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B Could you use the Moon to reflect sunlight onto a solar sail?
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I Discussion about least squares method
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B Does Energy Exist as a Physical Entity or Merely a Mathematical Concept?
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B Calculating vacuum -- These numbers do not make sense
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I Replacing the Measurement standards (SI units)
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I What drives osmosis? (Statistics or Dynamics?)
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I Planck's Constant times the speed of light
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B How is a magnetic field formed in a space surrounded by one pole?
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B Why is My Homemade Cloud Chamber Not Working?
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A Relation between Rosenbluth Potentials and Spitzer Resistivity
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A How does phase of merging sines affect overall periodic tones?
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B Interactive visualization of the Hopf fibration
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B Too much energy -- thought experiment
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I Density fluctuations and the color of the sky
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B Circular motion as a result of the Lorentz force
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I Any alternatives to Tracker from physlets?
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B Question about the nature of an implosion of a vacuum chamber
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I Why was a HAM radio license required to operate early lasers?
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I NASA is seeking a faster, cheaper way to bring Mars samples to Earth
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I Biot Savart law gives us magnetic field strength or magnetic flux density?
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I Why charge density of moving dipole is dependent on time?
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B I have a question about energy & ignoring friction losses
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I What Causes the Einstein - de Haas Effect in Iron Rods?
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I Effects of the centre of gravity on aircraft's stability
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B Mean Free Path And Ball Bearings In A Box
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B I have a question regarding temperature and the kinetic energy of molecules
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B What ever happened to Classical Unified Field Theory?
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B Can Earth or any spherical object in space act as a particle collider?
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Physics equations with the mathematical constant Phi?
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I Understanding Ewald's sphere in the context of X-Ray diffraction
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B What is the physical significance of mass-time-length equivalences in physics?
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I How long would a tuning fork vibrate in vacuum?
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A From Nyquist plot to real conductivity spectra (sigma)
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B What is currently known about fields other than gravitation?
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I Gravitation In Higher Dimensions
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I Single-Slit Diffraction -- Deriving the relation for the minima
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I Is "scalar wave" a legitimate term?
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B Speed of light and Euler's constant
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A Can someone explain this statement on luminous transmittance?
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I What happens when an explosion occurs on the surface of the moon?
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B Are there any unsolved physics problems?
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I Why is not possible to store electric energy from a Lightning?
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B How would physics change if Planet 9 were a primordial black hole?
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I Superconductivity energy saved v Cooling/Heating energy loss
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B Information sources and physics teaching
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B Quanta Magazine Video on Biggest Breakthroughs in Physics in 2023
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I Maxwell's equations and the momentum of charge
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I Would aluminium foil increase copper tubing insulation?
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Does the Universe have a finite number of fundamentals to uncover?
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A Effects of magnetic fields on material (Magnetic resonance)
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I Lost Energy from a Reciprocating Piston
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B How does mechanical motion start at the deepest, smallest level?
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I What is the Uncertainty in the Total Weight of a Collection of Similar Items?
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A Correcting units from this physics paper?
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I Confused about unit conversion involving natural units
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I How to calculate incident light on surface with multiple orientations?
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A Photon Bouncing during APD Dead Time in Autocorrelation Measurement
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A Unsolved Problems in Near Surface Geophysics
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I A question with regard to Hooke's and Kepler's laws
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Time crystals: They require energy added back into them?
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I Coherent two-photon lidar...does this mean lidar range is greater?
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B What Is the Fourth Dimension and How Does It Work?
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B Where the extra energy comes from?
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I Integrity of matter / space and time
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I Data collected from different devices: how to combine for analysis?
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I How Do ICBMs Accurately Reach Their Targets?
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B Why is my small Bi-2223 superconductor not levitating or locking above magnets?
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B Why Do Some Toxins Persist Despite Chemical Reactions?
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I Making LED bulbs safer: Health and LEDs
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