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X-WR-CALNAME;VALUE=TEXT:ITC Seminar - Kenta Hotokezaka (Princeton)
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SUMMARY:ITC Seminar - Kenta Hotokezaka (Princeton)
DESCRIPTION:<div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">Late-time kilonovae and superluminal jet in neutron star merger</span></span></span></div><div style="margin:0px">	 </div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">Abstract: The discovery of electromagnetic counterparts of the first GW </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">neutron star merger event, GW170817, has opened a new era of </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">gravitational-wave astronomy. The observed light curve and spectrum </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">of the GW170817 kilonova suggest that this merger produced a substantial </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">amount of r-process elements. One of the next challenges will be to identify </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">atomic signatures of heavy elements and to understand the origin of elements.</span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">In this talk, I will discuss a modeling of late-time kilonovae, which contain the information </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">of atoms. I'll also talk about the superluminal jet in GW170817 resolved by VLBI. </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">This measurement allows us to put a strong constraint on the viewing angle and </span></span></span></div><div style="margin:0px">	<span><span style="Arial,Helvetica,sans-serif"><span style="background-color:#ffffff">therefore improves the Hubble constant measurement. </span></span></span></div>
LOCATION:Phillips
STATUS:CONFIRMED
DTSTART:20191210T170000Z
DTEND:20191210T180000Z
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