Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Jeroen Belleman Newsgroups: sci.electronics.design Subject: Re: OT: Atomic nucleus excited with laser: a breakthrough after decades Date: Tue, 7 May 2024 16:26:27 +0200 Organization: A noiseless patient Spider Lines: 17 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 07 May 2024 16:24:33 +0200 (CEST) Injection-Info: dont-email.me; posting-host="322ecfb41fba6482df7a21202d6cc2bd"; logging-data="3475744"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1890nD4nZMuEo9VmZYQaBr3" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Cancel-Lock: sha1:42qDQmQ6O9CRia6439xDO1E47yo= Content-Language: en-US In-Reply-To: Bytes: 1832 On 5/7/24 15:35, Martin Brown wrote: > On 07/05/2024 06:06, Jan Panteltje wrote: >> Atomic nucleus excited with laser: a breakthrough after decades >>   https://www.sciencedaily.com/releases/2024/04/240429103045.htm >>    The 'thorium transition', which has been sought after for decades, >>    has now been excited for the first time with lasers. >>    This paves the way for revolutionary high precision technologies, >> including nuclear clocks > > I wonder what the Q value for stimulated nuclear emission is? > They state a centre frequency of roughly 2 PHz and a decay time of 630s, which would put the Q in the 1e19 ballpark. Prodigious. No wonder it was hard to find. Jeroen Belleman