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Index of Subjects
Index of Subjects --_000_C1C7DFB396EA48EA87D1F8CAC3276689dalca_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable It would be, but here on Earth increasing the gravity enough to make a noti= ceable difference is not really an option. On the other hand, there is another way to do it which is quite commonly us= ed, especially for isotopes with really short halflives. Once made, you put= them in a particle accelerator (like a cyclotron) and keep them moving at = almost the speed of light. That slows down time for the particles and keeps= then around long enough for them to be beamed from the cyclotron when need= ed. At 99.5% the speed of light, time slows down by a factor of 10. Pat On Mar 2, 2014, at 7:24 PM, David & Alison Webster wrote: Dear All, Mar 2, 2014 Is the rate of radioactive decay (half life) affected by gravity; slower = as gravity increases ? Yt, Dave Webster, Kentville =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Patrick Kelly Director of Computer Facilities =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Faculty of Architecture and Planning Dalhousie University =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D MAIL COURIER PO Box 15000 5410 Spring Garden Road Halifax, Nova Scotia B3H 4R2 Halifax, Nova Scotia Canada Canada =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Phone:(902) 494-3294 FAX:(902) 423-6672 E-mail:patrick.kelly@dal.ca =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --_000_C1C7DFB396EA48EA87D1F8CAC3276689dalca_ Content-Type: text/html; charset="us-ascii" Content-ID: <CF0624124706E04EAD9441ABD8BB771A@namprd03.prod.outlook.com> Content-Transfer-Encoding: quoted-printable <html> <head> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Dus-ascii"= > </head> <body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-lin= e-break: after-white-space; "> It would be, but here on Earth increasing the gravity enough to make a noti= ceable difference is not really an option. <div><br> </div> <div>On the other hand, there is another way to do it which is quite common= ly used, especially for isotopes with really short halflives. Once made, yo= u put them in a particle accelerator (like a cyclotron) and keep them movin= g at almost the speed of light. That slows down time for the particles and keeps then around long enough f= or them to be beamed from the cyclotron when needed. At 99.5% the spe= ed of light, time slows down by a factor of 10.</div> <div><br> </div> <div>Pat</div> <div><br> <div> <div>On Mar 2, 2014, at 7:24 PM, David & Alison Webster wrote:</div> <br class=3D"Apple-interchange-newline"> <blockquote type=3D"cite"> <div>Dear All, = &nb= sp; Mar 2, 2014<br> Is the rate of radioactive decay (half life) affected by gravit= y; slower as gravity increases ?<br> <br> Yt, Dave Webster, Kentville <br> </div> </blockquote> </div> <br> <div><span class=3D"Apple-style-span" style=3D"border-collapse: separate; c= olor: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-varian= t: normal; font-weight: normal; letter-spacing: normal; line-height: normal= ; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; whi= te-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-s= pacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations= -in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width= : 0px; font-size: medium; "><span class=3D"Apple-style-span" style=3D"borde= r-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-sty= le: normal; font-variant: normal; font-weight: normal; letter-spacing: norm= al; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none= ; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizon= tal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decora= tions-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-= width: 0px; font-size: medium; "> <div style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line= -break: after-white-space; "> <span class=3D"Apple-style-span" style=3D"border-collapse: separate; color:= rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: no= rmal; font-weight: normal; letter-spacing: normal; line-height: normal; orp= hans: 2; text-indent: 0px; text-transform: none; white-space: normal; widow= s: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-bo= rder-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webk= it-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: mediu= m; "> <p style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-= left: 0px; "> <font face=3D"Courier" size=3D"3" style=3D"font: normal normal normal 12px/= normal Courier; "><br class=3D"Apple-interchange-newline"> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</f= ont></p> <p style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; mar