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Astrophysical Journal Letters Issues Research Articles in Sept. 20, 2021 Edition
September 20, 2021
WASHINGTON, Sept. 20 -- Astrophysical Journal Letters, a scientific journal from the American Astronomical Society, published research articles on the following topics in its Sept. 20, 2021 edition:

Articles:

* Triggered Ion-acoustic Waves in the Solar Wind

* Lithium Evolution of Giant Stars Observed by LAMOST and Kepler

* Coherent Emission from QED Cascades in Pulsar Polar Caps

The September 2021 edition of Astrophysical Journal . . .

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