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噴流方向不變。外盤從大約 500rG處因粘滯而緩慢填滿整個內(nèi)區(qū)所需要時間為t=r/vr~1Myr、 Periodic outbursts in AGNs (Liu Wu, 2023, AA。探測器探測變化的幅度和頻率LISA和地面探測器 LIGO能探測的引力波幅度和頻率Gravitational wave astrophysics: LISA ?Merger rates: expectation ~1 event/year?Merger history: hierarchical galaxy formation model?Constraints on formation scenarios of highz, lowmass galaxies? BH mass measurements? GW standard candles:引力波宇宙學LISA探測器的候選源、余輝n 當流體重新填充滿內(nèi)區(qū)時,形成 X射線輻射:afterglown 探測 X射線余輝為 LISA探測到的引力波源提供準確位置Largest possible recoil velocity (Favata et al., 2023, ApJ )、并合黑洞的反沖速度?Postmerged SMBHs is expected to ?Escape in disk galaxy (Merritt et al 04, ApJ)星系核中心不存在黑洞?offcenter active nuclei (Madau et al 04, ApJ)預言結(jié)論n 我們討論了超大質(zhì)量雙黑洞的形成和演化,給出了部分觀測證據(jù)n 詳細討論了超大質(zhì)量雙黑洞與吸積盤相互作用的主要特性:共振與物質(zhì)空環(huán)的形成n 超大質(zhì)量雙黑洞的研究,對引力波探測、檢驗廣義相對論、宇宙學星系形成與演化、活動星系核能源供給等都有重要意義n 對超大質(zhì)量雙黑洞研究的最大推動將來自引力波探測器 LISA:我們等待 LISA上天謝謝觀看 /歡迎下載BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH。 –National Radio Astronomy Observatory (NRAO)n21 years。 rs=、 Removal of matter in the inner accretion disk (Liu, Wu, Cao, 2023, MNRAS)Binarydisk resonant interactionDisk truncation due to SMBBHs coalescence? When the SMBBHs merge, the inner diskdisappears and leaves a big hole with a truncation radius (Liu, Wu, Cao, 2023, MNRAS):Refilling timescale:Interruption of jet formation in Doubledouble radio galaxies (DDRGs) (Liu, Wu, Cao