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20242026
most citedTracking the jet-like corona of black hole Swift J1727.8-1613 during a flare state through Type-C quasi-periodic oscillations

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astro-ph.CO2026

Observational constraints on a damped harmonic oscillator model of dark energy

Saddam Hussain, Muhammad Ahmad, Ming Zhang +2

We constrain a damped harmonic oscillator (DHO) dark-energy equation of state using the full cosmic microwave background (CMB) likelihoods in combination with DESI BAO and three di…