A local Tremaine-Weinberg framework integrates the continuity equation over flexible loops to measure galactic pattern speeds, recovering standard methods as special cases and validated on IllustrisTNG simulations.
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astro-ph.GA 2years
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A stellar bar is detected in the gas-rich galaxy GN20 at z=4.055, showing that gas-rich disks can support rapid stellar bar formation in the early universe.
citing papers explorer
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The Local Tremaine-Weinberg Method for Galactic Pattern Speed: Theory and its Application to IllustrisTNG
A local Tremaine-Weinberg framework integrates the continuity equation over flexible loops to measure galactic pattern speeds, recovering standard methods as special cases and validated on IllustrisTNG simulations.
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A stellar bar hidden in an extreme gas-rich disk galaxy at z=4.055
A stellar bar is detected in the gas-rich galaxy GN20 at z=4.055, showing that gas-rich disks can support rapid stellar bar formation in the early universe.