Luminescence refers to the result of a process in which an object absorbs light at one wavelength and then re-emits it at another wavelength. Through light absorption, electrons in the ground state of the material are excited to a higher energy state. After a certain amount of time characteristic of each excited state, the electrons decay to lower energy states, including the ground state, and emit light. The phenomenon is used in a wide array of technological applications involving highly efficient... Читать дальше...
Bucharest is a city that seems to have it all - great food and drink, a fascinating culture, and a whole host of tourist attractions. And, it's just s short flight from the UK.
A gas fire at Anglo American’s (LSE: AAL) Grosvenor metallurgical coal mine in northeast Australia could see operations suspended for more than one year and affect the company’s restructuring plans,...
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Timothy Loehmann, the police officer who shot and killed 12-year-old Tamir Rice in 2014, is once again out of a job.
Читать дальше...Former President Trump outraised President Biden’s campaign in the second quarter of 2024 with just four months to go before Election Day, according to Trump’s campaign. The campaign said in a release that it raised $331 million during the months of April, May and June, comfortably topping the Biden campaign’s total of $264 million during...
Don't ever forget how toxic AskFM was.
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Less than a third of voters prefer President Biden to handle immigration after last week's debate, according to a new poll published on Tuesday.
Illustration: The Verge
Google’s greenhouse gas emissions have ballooned, according to the company’s latest environmental report, showing how much harder it’ll be for the company to meet its climate goals as it prioritizes AI.
Читать дальше...The Dell XPS 15 is one of the best Windows laptops in the business, and Dell just took $400 off the popular device!
President Joe Biden will give an interview to ABC's George Stephanopoulos later this week, his first since the president's much-criticized performance during last week's debate.
Читать дальше...A Biden political appointee in the Department of the Interior has resigned in protest over the president’s support for Israel, criticizing its war against Hamas in the Gaza Strip as a “genocide” against the Palestinians living there. Maryam Hassanein, who was a former special assistant, credited protests on college campuses in support of Palestinians in...
Boeing's Starliner is rated to stay in space for 45 days on its historic first astronaut mission, but that's going to be extended soon. Ground testing on its thrusters will start as soon as July 2.
Did the NAC make the right call sanctioning Diego Lopes vs. Dan Ige last minute? We discuss that and more on "Spinning Back Clique."
Monday’s Supreme Court ruling on presidential immunity invites the nation’s leader to participate in a four-year crime spree, including doing away with opponents, while secure in the knowledge that they enjoy blissful elevation above the law.
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The NFL "Sunday Ticket" trial is ongoing but has already led to a massive change in how fans can watch games in 2024.
Music legend Peter Gabriel talks about A.I. technology and communicating with animals.
(Bangkok) - Cambodian government-aligned unions are harassing and threatening legal action against the labor rights organization Center for Alliance of Labor and Human Rights (CENTRAL) and its leadership following the group's
Tesla Cybertruck owners are willing to put up with a lot in order to own one of these massive trucks. One true believer finally found fault in the truck’s design after the replacement for his first Cybertruck died.
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According to Tutto Juve, Tottenham Hotspur have now moved into pole position to land Monaco star Youssouf Fofana star this summer. Tottenham are interested in Youssef Fofana... The post Report: Tottenham are now ‘favourites’ to land £25m-rated Euros star appeared first on The Spurs Web - Tottenham Hotspur Football News.
