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-1 votes

1 answer

94 views

+50

What astrophysical or artificial light sources provide the highest usable irradiance at the Solar Gravitational Lens focal line (∼550–1000 AU)?

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answered 2 days ago

2 votes

1 answer

185 views

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What is the point of the "Polarization Insertion" in many-body theory?

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answered yesterday

5 votes

1 answer

403 views

+250

Schwartz 9.3 - Soft limit for non-abelian gauge theory and uniqueness

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modified 2 days ago

2 votes

1 answer

218 views

+50

How to calculate the Kretschmann scalar in 3+1 decomposition?

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16 votes

0 answers

301 views

+100

Field theory based on square-well potential?

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modified 21 hours ago

14 votes

0 answers

970 views

+100

What are Galileons good for?

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modified 21 hours ago

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