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Physics Forums | Science Articles, Homework Help, Discussion

  1. Homework Help

    1. Introductory Physics Homework

      Thermal Physics: Reaction problem

    2. Advanced Physics Homework

      Work Check: Heat transfer between reservoir and small system

    3. Precalculus Mathematics Homework

      Union of events?

    4. Calculus and Beyond Homework

      Finding Functions

    5. Biology, Chemistry and Earth Homework

      How do you calculate moles to neutralise oxalic acid?

    6. Engineering and Computer Science Homework

      I need help writing a program telling time on Python

  2. Science Education and Careers

    1. Science and Math Textbooks

      Textbook Recommendations: Complex Analysis

    2. Academic Guidance

      "Publication block"

    3. Educators and Teaching

      An Accurate Simple Harmonic Oscillator Laboratory - Comments

    4. Career Guidance

      Got my BS in Physics but I don't know what to apply for

  3. Physics

    1. General Physics

      Black box circuits

    2. Classical Physics

      Thermal Physics: Reversible processes

    3. Quantum Physics

      Definition of bi-local measurement by Masanes et al.

    4. Special and General Relativity

      Inertial reference

    5. Atomic and Condensed Matter

      Impact of superconductivity on mechanical properties?

    6. High Energy, Nuclear, Particle Physics

      Radioisotope-induced radioactivity in a protein molecule

    7. Beyond the Standard Model

      De Sitter Vacua in String Theory and KKLT

  4. Astronomy and Cosmology

    1. Astronomy and Astrophysics

      How would the DSG orbit the Moon?

    2. Cosmology

      Variable dark energy

  5. Mathematics

    1. General Math

      Is there a symbol for "probably equals"?

    2. Calculus

      Resultant vector field as sum of many sources

    3. Differential Equations

      Continuity of Green's function

    4. Topology and Analysis

      Finite distance between two points.

    5. Linear and Abstract Algebra

      Commutator identity

    6. Differential Geometry

      Set of possible rotations of a 3D object and the rotation history

    7. Set Theory, Logic, Probability, Statistics

      Why doesn't the solution to the Monty Hall problem make sense?

    8. MATLAB, Maple, Mathematica, LaTeX, Etc

      plot of ##\sin(x)/\log(x)##.

  6. Engineering

    1. General Engineering

      Steam turbine start-up degree of superheat

    2. Mechanical Engineering

      How does low charge on an A/C cause the subcooling to be low

    3. Electrical Engineering

      is Electric armour feasible with current technology?

    4. Materials and Chemical Engineering

      Help with Chemical reactions that make water unstable...

    5. Nuclear Engineering

      Neutron moderation in a Hydrogen medium and scattering

    6. DIY Projects

      Highest friction coefficient?

  7. Other Sciences

    1. Chemistry

      Gas Solubility in water - constants, and calculations

    2. Programming and Computer Science

      How to remove attenuation

    3. Biology and Medical

      Q re "Insect Apocalypse"

    4. Computing and Technology

      FB friend suggestion

    5. Earth

      Giant ice disk in Maine

  8. The Rest Frame Lounge

    1. General Discussion

      Favorite songs (new thread)

    2. Science Fiction and Fantasy Media

      Skinsuit capability

    3. Feedback and Announcements

      Acoustic Barrier Fence

    4. New Member Introductions

      Trying to Write Valid SciFi