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Beyond the Standard Models Forum

Join expert and advanced topics on beyond the standard model of physics. This includes professionally researched theories like strings, branes, and LQG. Mainstream physics only.

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Graduate Introducing Loop Quantum Gravity: Differences with String Theory

marlon
Aug 12, 2004 · Replies 71 · Nov 25, 2004

3

Replies: 71

Graduate What is the CDT Approach to Quantum Gravity?

marcus
Nov 24, 2004 · Replies 4 · Nov 24, 2004

Replies: 4

Graduate On knots, categories and mass gaps

Kea
Nov 20, 2004 · Replies 9 · Nov 24, 2004

Replies: 9

Graduate Mavromatos-cos. const. + time direction

marcus
Nov 16, 2004 · Replies 1 · Nov 23, 2004

Replies: 1

Graduate Is ZP Energy mainstream or crockery?

TheAntiRelative
Nov 22, 2004 · Replies 4 · Nov 23, 2004

Replies: 4

Graduate String Theory Debate: Thomas_Joe Seeks Opinions

ThomasJoe40
Nov 20, 2004 · Replies 8 · Nov 21, 2004

Replies: 8

Graduate Is There a New Theory of Gravity?

dpeters
Nov 20, 2004 · Replies 1 · Nov 20, 2004

Replies: 1

Graduate Kasner solution, a key to understanding the early universe.

wolram
Nov 19, 2004 · Replies 8 · Nov 20, 2004

Replies: 8

Graduate What Is Negative Mass and How Does It Compare to Positive Mass?

Matrixman13
Nov 17, 2004 · Replies 3 · Nov 20, 2004

Replies: 3

Graduate New universe predictions by GR and LQG

yanniru
Nov 16, 2004 · Replies 8 · Nov 18, 2004

Replies: 8

Graduate Discussing Unruh Effect: Boundary Conditions & Quantum Physics

Chronos
Nov 16, 2004 · Replies 16 · Nov 17, 2004

Replies: 16

Graduate New Ambjorn et al. paper (AJL follow-up)

marcus
Nov 16, 2004 · Replies 7 · Nov 17, 2004

Replies: 7

Graduate Connes: Physics to Number Theory

marcus
Nov 11, 2004 · Replies 11 · Nov 15, 2004

Replies: 11

Graduate TWF #208: Latest Updates on Quantum Gravity at Perimeter Institute

marcus
Nov 7, 2004 · Replies 2 · Nov 14, 2004

Replies: 2

Graduate Exposing the Fallacy of String Theory: A Critical Analysis

pelastration
Oct 30, 2004 · Replies 20 · Nov 13, 2004

Replies: 20

Graduate T-Duality, R vs. /R, really big really small

god^2=john
Nov 6, 2004 · Replies 2 · Nov 13, 2004

Replies: 2

Graduate Is Matter Really Everywhere and Gravity Just a Wave?

tollroadman
Nov 10, 2004 · Replies 6 · Nov 13, 2004

Replies: 6

Graduate Good Book for Loop Quantum Gravity

Gecko
Oct 29, 2004 · Replies 8 · Nov 11, 2004

Replies: 8

Graduate Blackhole Ex-singularity (Ashtekar + Bojowald)

marcus
Oct 15, 2004 · Replies 5 · Nov 11, 2004

Replies: 5

Graduate Can Loop Quantum Gravity Explain the Pioneer Anomaly?

marcus
Aug 26, 2004 · Replies 28 · Nov 11, 2004

Replies: 28

Graduate Smolin 3SR and third scale Quantum Gravity

marcus
Jul 24, 2004 · Replies 9 · Nov 11, 2004

Replies: 9

Graduate Robbert Dijkgraaf et al: 4D 2-Form Gravity & Topological M-Theory

marcus
Nov 10, 2004 · Replies 2 · Nov 10, 2004

Replies: 2

Graduate Thomas Thiemann: Reduced Phase Space Quantization & Dirac Observables

marcus
Nov 8, 2004 · Replies 5 · Nov 10, 2004

Replies: 5

Graduate Strings and Einstein's Spacetime

DivineNathicana
Nov 6, 2004 · Replies 10 · Nov 9, 2004

Replies: 10

Graduate Do virtual particles exist in string theory?

Gecko
Oct 27, 2004 · Replies 2 · Nov 9, 2004

Replies: 2

Graduate Extra Dimensions & Forces: Ask Spencer for Help

Enceph
Oct 29, 2004 · Replies 4 · Nov 9, 2004

Replies: 4

Graduate Is String Theory a Theory Of Everything?

Jake
Oct 29, 2004 · Replies 31 · Nov 9, 2004

2

Replies: 31

Graduate Understanding the Overlap of Calabi-Yau Manifolds in String Theory

RingoKid
Oct 26, 2004 · Replies 20 · Nov 8, 2004

Replies: 20

Graduate Running Newton Constant (no dark matter)

marcus
Oct 11, 2004 · Replies 15 · Nov 8, 2004

Replies: 15

Graduate What is the Matter with Einstein?

purrcy
Nov 8, 2004 · Replies 2 · Nov 8, 2004

Replies: 2

Graduate Is String Theory the Key to Unlocking the Universe's Mysteries?

Chronos
Oct 31, 2004 · Replies 2 · Nov 8, 2004

Replies: 2

Graduate Is Gravity the Pure-Vacuum SINGULAR state?

Olias
Aug 14, 2004 · Replies 2 · Nov 8, 2004

Replies: 2

Graduate What is the Wheeler-DeWitt Equation and Why is it Important?

YZer
Nov 6, 2004 · Replies 9 · Nov 7, 2004

Replies: 9

Undergrad Are Physical Constants Truly Constant Across All Scales?

welcher_weg
Nov 4, 2004 · Replies 5 · Nov 6, 2004

Replies: 5

Graduate What is Brian Greene's opinion on LQG and its impact on string theory?

PRodQuanta
Nov 4, 2004 · Replies 13 · Nov 5, 2004

Replies: 13

Graduate G.M. Hossain new paper on inflation

marcus
Nov 2, 2004 · Replies 4 · Nov 3, 2004

Replies: 4

Graduate Experimental proof of hyperspace?

misogynisticfeminist
Oct 27, 2004 · Replies 2 · Nov 3, 2004

Replies: 2

Graduate Timelike tangent vectors in Zwiebach

Jimmy Snyder
Oct 26, 2004 · Replies 24 · Nov 1, 2004

Replies: 24

Graduate How Does Gambini's Quantum Gravity Approach Compare to Loop Quantum Gravity?

marcus
Oct 31, 2004 · Replies 6 · Oct 31, 2004

Replies: 6

Graduate Is Gravity a Result of Multifaceted Energetic Interactions?

Scott Sieger
Aug 11, 2004 · Replies 12 · Oct 28, 2004

Replies: 12

Graduate Is Gravity the True Fundamental Force Behind All Others?

scott_sieger
Oct 16, 2003 · Replies 14 · Oct 28, 2004

Replies: 14

Undergrad Calculus & Physics: What Force Particle Carries Action?

Enceph
Oct 24, 2004 · Replies 8 · Oct 28, 2004

Replies: 8

Graduate Birth of Universe from String Landscape

selfAdjoint
Oct 26, 2004 · Replies 2 · Oct 27, 2004

Replies: 2

Cambridge U. Press: Carlo Rovelli's Quantum Gravity Book

marcus
Oct 23, 2004 · Replies 8 · Oct 27, 2004

Replies: 8

Graduate Speed of Open Strings: A First Course in String Theory

Jimmy Snyder
Oct 22, 2004 · Replies 15 · Oct 26, 2004

Replies: 15

Graduate Christensen Crane: Causal Sites paper

marcus
Oct 22, 2004 · Replies 18 · Oct 24, 2004

Replies: 18

Graduate Can LQG Explain the EPR Paradox and Instantaneous Action at a Distance?

Rothiemurchus
Oct 23, 2004 · Replies 3 · Oct 24, 2004

Replies: 3

Graduate How Can String Theory Be Made Accessible to Everyone?

Tom McCurdy
Oct 9, 2004 · Replies 11 · Oct 22, 2004

Replies: 11

Graduate Dine: SUSY, Naturalness, and Landscape

marcus
Oct 20, 2004 · Replies 5 · Oct 22, 2004

Replies: 5

Graduate Can You Learn the Basics of String Theory in Just 35 Minutes?

Tom McCurdy
Sep 3, 2004 · Replies 7 · Oct 22, 2004

Replies: 7

Graduate Does something like anti-gravity exist, in theory?

JV
Oct 16, 2004 · Replies 6 · Oct 19, 2004

Replies: 6

Graduate The bones in our throat (Weinberg)

marcus
Oct 8, 2004 · Replies 8 · Oct 19, 2004

Replies: 8

Graduate Penrose Altered Smolin's Thinking?

sol2
Jul 31, 2004 · Replies 10 · Oct 19, 2004

Replies: 10

Graduate What is the Connection Between Unitarity and Anomalies in Quantum Mechanics?

marcus
Oct 9, 2004 · Replies 53 · Oct 16, 2004

2

Replies: 53

Graduate Philosophical Foundations of Physics

Doctordick
Aug 23, 2004 · Replies 26 · Oct 15, 2004

Replies: 26

Graduate New Ashtekar: Gravity and the Quantum

marcus
Oct 13, 2004 · Replies 7 · Oct 15, 2004

Replies: 7

Graduate Spin networks and quantum computing (curious link-up)

marcus
Oct 14, 2004 · Replies 2 · Oct 14, 2004

Replies: 2

Graduate Various Critiques of Loop and String

marcus
Oct 13, 2004 · Replies 11 · Oct 14, 2004

Replies: 11

Graduate The difference between Fourier Series, Fourier Transform and Laplace Transform

mathman
Oct 12, 2004 · Replies 1 · Oct 12, 2004

Replies: 1

Graduate Planck scale Lorentz-symmetry test theories Amelino-Camelia

marcus
Oct 4, 2004 · Replies 2 · Oct 11, 2004

Replies: 2

Graduate Question on world-sheet-metric

naunzer
Oct 9, 2004 · Replies 2 · Oct 9, 2004

Replies: 2

Poll

Graduate Unifying Quantum Mechanics and General Relativity: A Debate on Strings vs LQG

marlon
Sep 13, 2004 · Replies 49 · Oct 9, 2004

2

Replies: 49

Graduate Could the GUT be explained by Quarks?

Terry Giblin
Feb 24, 2004 · Replies 45 · Oct 8, 2004

2

Replies: 45

Penrose book #14 on Amazon in Britain

marcus
Aug 5, 2004 · Replies 23 · Oct 8, 2004

Replies: 23

Nobel Prize Stockmarket coming down to the wire

marcus
Oct 4, 2004 · Replies 13 · Oct 6, 2004

Replies: 13

Interview with Brian Greene from months ago

Prion
Sep 30, 2004 · Replies 5 · Oct 4, 2004

Replies: 5

Graduate Global particles, local particles (Colosi, Rovelli)

marcus
Sep 27, 2004 · Replies 2 · Oct 3, 2004

Replies: 2

Graduate Motl and Douglas discuss naturalness

marcus
Oct 1, 2004 · Replies 2 · Oct 2, 2004

Replies: 2

Graduate Teleportation: via QM,GR, or FMR?

Larry717
Sep 23, 2004 · Replies 14 · Oct 2, 2004

Replies: 14

Graduate Meaning of carrying a Ramond-Ramond charge ?

nrqed
Sep 27, 2004 · Replies 2 · Oct 2, 2004

Replies: 2

Bryce DeWitt: Physicist & UT Austin Professor Dies at 81

robphy
Oct 1, 2004 · Replies 2 · Oct 1, 2004

Replies: 2

Graduate What Are the Key Issues in Smolin's Quantum Gravity Research?

marcus
Sep 26, 2004 · Replies 14 · Sep 30, 2004

Replies: 14

Graduate Significance of the Lagrangian

alexepascual
Aug 10, 2004 · Replies 43 · Sep 29, 2004

2

Replies: 43

Graduate What is the significance of 2D quantum gravity in theoretical physics?

maddy
Sep 28, 2004 · Replies 3 · Sep 29, 2004

Replies: 3

Undergrad Why Does e Appear in Nature So Often?

quasar987
Sep 29, 2004 · Replies 2 · Sep 29, 2004

Replies: 2

Graduate Strings as particles. Basic question.

Mean-Hippy
Sep 27, 2004 · Replies 3 · Sep 28, 2004

Replies: 3

Graduate Paola Zizzi's "Computational LQG" | Modeling Black Holes & Hawking Radiation

meteor
Sep 21, 2004 · Replies 2 · Sep 28, 2004

Replies: 2

Graduate How Do Perfect Numbers Influence Planetary Spin and Cosmic Systems?

Hossam Aboulfotouh
Sep 25, 2004 · Replies 2 · Sep 28, 2004

Replies: 2

Graduate An Infinte Number of Elementary Particles?

Curious6
Sep 21, 2004 · Replies 1 · Sep 28, 2004

Replies: 1

Graduate A scientific multiverse theory

marcus
Aug 2, 2004 · Replies 34 · Sep 27, 2004

2

Replies: 34

Graduate Simple harmonic oscillator general solution

quasar987
Sep 27, 2004 · Replies 5 · Sep 27, 2004

Replies: 5

Graduate Help regarding strings and m-theory

aekanshchumber
Aug 19, 2004 · Replies 12 · Sep 27, 2004

Replies: 12

Graduate Is Light Moving Towards Us or Are We Moving Towards Light?

RingoKid
Aug 24, 2004 · Replies 5 · Sep 26, 2004

Replies: 5

Graduate Is the Concept of Standard Universal Now the Future of Time Perception?

Philocrat
Sep 25, 2004 · Replies 1 · Sep 25, 2004

Replies: 1

Graduate Amazing bid by Thiemann to absorb string theory into LQG

marcus
Jan 25, 2004 · Replies 350 · Sep 24, 2004

12

Replies: 350

Graduate Chaotic Spin Foams: Is There a Preferred Direction?

wolram
Sep 21, 2004 · Replies 5 · Sep 24, 2004

Replies: 5

Graduate How Can We Visualize Higher Dimensions Like 4D?

felipefas
May 6, 2004 · Replies 21 · Sep 24, 2004

Replies: 21

Graduate Matters of Gravity-new issue today

marcus
Sep 12, 2004 · Replies 5 · Sep 24, 2004

Replies: 5

Graduate Two Landscape Questions: Supersymmetry and M-theory

Curious6
Sep 23, 2004 · Replies 4 · Sep 23, 2004

Replies: 4

Graduate Are There Really 10^100 String Vacua in String Theory?

Curious6
Sep 16, 2004 · Replies 23 · Sep 22, 2004

Replies: 23

Graduate Spin Foam Research - University of Western Ontario

wolram
Sep 20, 2004 · Replies 2 · Sep 22, 2004

Replies: 2

Undergrad You guys are gonna think im either stupid or crazy

Arsonade
Apr 28, 2004 · Replies 132 · Sep 21, 2004

5

Replies: 132

Graduate Learning Lessons from String Research Decline

marcus
Jun 6, 2004 · Replies 59 · Sep 20, 2004

2

Replies: 59

Graduate An exact? expression for the fine structure constant

Hans de Vries
Sep 20, 2004 · Replies 2 · Sep 20, 2004

Replies: 2

Graduate Quantum Charges for Knotted Topological Strings?

humanino
Sep 12, 2004 · Replies 1 · Sep 19, 2004

Replies: 1

Poll

Which is more important to you?

PRodQuanta
Sep 13, 2004 · Replies 4 · Sep 19, 2004

Replies: 4

Undergrad Quaternions & Octonions: Definition & Uses

marlon
Aug 24, 2004 · Replies 11 · Sep 19, 2004

Replies: 11

Graduate What Are Calabi-Yau Spaces in String Theory?

xj420
Sep 18, 2004 · Replies 2 · Sep 18, 2004

Replies: 2

Graduate Signs of the Multiverse? Analyzing Unnatural Things

mapper
Sep 9, 2004 · Replies 23 · Sep 18, 2004

Replies: 23

Graduate Is Background Independence Desirable?

jgraber
Sep 8, 2004 · Replies 17 · Sep 16, 2004

Replies: 17

sidebar

Theoretical Physics

Welcome to the Theoretical Physics forum!

Theoretical physics is a branch of physics that focuses on developing mathematical models and theoretical frameworks to explain and predict physical phenomena. Theoretical physicists strive to understand the fundamental principles that govern the universe, often delving into realms beyond immediate experimental observation.

This field involves the creation of mathematical equations and conceptual frameworks, exploring topics such as quantum mechanics, general relativity, and particle physics.

Theoretical physicists contribute to our understanding of the universe at both the smallest and largest scales, seeking to formulate elegant and comprehensive theories that describe the underlying principles of the cosmos, even if some aspects remain challenging to verify experimentally.

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