The sequence of this search result does not indicate the ranking of researchers in the searched topic area.
However, it does reflect those who have received grants or published manuscripts related to the searched area.
Resources Engineering and Extractive Metallurgy (9) | Petroleum and Reservoir Engineering (7) | Expanding Knowledge in the Physical Sciences (5) | Oil and gas (4) | Oil and Gas Extraction (4)
Astronomical and Space Sciences (25) | Physical sciences (14) | Astronomy And Astrophysics (14) | Cosmology and Extragalactic Astronomy (11) | Expanding Knowledge in the Physical Sciences (10)