https://lweb.cfa.harvard.edu/~loeb/Interstellar_Expedition.p...
Note: That is not the Avi Loeb paper, but it is reported to have been submitted about his work.
A diary of that research trip is here
https://avi-loeb.medium.com/the-im1-spherules-from-the-pacif...
Related Wikipedia
https://en.wikipedia.org/wiki/CNEOS_2014-01-08
https://lweb.cfa.harvard.edu/~loeb/Interstellar_Expedition.p...
Note: That is not the Avi Loeb paper, but it is reported to have been submitted about his work.
A diary of that research trip is here
https://avi-loeb.medium.com/the-im1-spherules-from-the-pacif...
Related Wikipedia
https://en.wikipedia.org/wiki/CNEOS_2014-01-08