berkeman's latest activity
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berkeman reacted to PhotonMartin's post in the thread Raman Spectroscopy Setup Not Functioning as Intended with
Informative.
You've already done some good troubleshooting by isolating the edge filter, but at this point I'd stop looking at the system as a whole... -
berkeman reacted to Nugatory's post in the thread High School Why the bottom of a rolling wheel has zero velocity with
Informative.
That one confused me for a moment, and then I realized why it had to be specifically a "train" wheel - the flange extends below the... -
berkeman replied to the thread Collection of Lame Jokes. -
berkeman reacted to renormalize's post in the thread High School When light is polarized with itself with
Agree.
Are you asking about circularly-polarized light? If so, see: https://en.wikipedia.org/wiki/Circular_polarization -
berkeman replied to the thread Undergrad A differential geometry question from continuum mechanics.After some cleanup, thread is reopened. -
berkeman replied to the thread Undergrad A differential geometry question from continuum mechanics.Thread closed temporarily for Moderation and AI posting check... -
berkeman replied to the thread Engineering Classical mechanics problem.Antonio's profile says he is in Europe, so let's give them over night (US time) to respond and show their work on the problem. Thanks... -
berkeman replied to the thread What lies beyond the furthest object in space?.After the cleanup of an insulting post by the OP, this thread will remain closed. The OP has accumulated a number of infractions for... -
berkeman reacted to Amazed's post in the thread What lies beyond the furthest object in space? with
Skeptical.
Although what really happens and occurs contradicts this made-up model completely. -
berkeman replied to the thread What lies beyond the furthest object in space?.Thread is closed for Moderation. -
berkeman reacted to BillTre's post in the thread Renewable Energy Sources are Making Gains with
Like.
