Sometimes, the Microsoft Outlook integration is successful but you might not see the users' presence status/presence bubble in Microsoft Outlook. In order to troubleshoot this problem, verify these points:
2. Half-life is the time taken for the count rate to fall to half of its original reading. There are a number of ways to define half-life. Remember one of the above definitions, it may be useful in the exams. An Explanation of Half-life. A radioactive material will have some nuclei that are stable and some that are unstable.
Summary. That in a nutshell, so to speak, is what a half-life is all about. The amount of time it takes to for a drug to be reduced to one of half of its actual dosage, in a process that happens repeatedly until the drug is no longer effective. References.