I’m actually not sure where this specific figure was taken from (the one in the original paper is greyscale), but I found a version in this paper (open access):
Unfortunately, the diagram is a raster image rather than a vector image, so I can’t make an arbitrarily high-resolution version, but I rendered the PDF to a PNG, brought down the page header, and added the DOI so that people can easily find the full paper in the future:
Original paper data is from (available on Sci-Hub):
https://doi.org/10.1086/386272
I’m actually not sure where this specific figure was taken from (the one in the original paper is greyscale), but I found a version in this paper (open access):
https://doi.org/10.1186/s41018-020-00071-7
Unfortunately, the diagram is a raster image rather than a vector image, so I can’t make an arbitrarily high-resolution version, but I rendered the PDF to a PNG, brought down the page header, and added the DOI so that people can easily find the full paper in the future: