Greaves phosphine
WebOct 22, 2024 · Phosphine, the simplest phosphorus hydride, is a colorless and extremely toxic gas. Some people think it smells like rotting fish; it reminds others of the odor of garlic. In any case, pure phosphine is actually odorless; an impurity, diphosphane (P 2 H 4 ), is responsible for its foul scent. WebNov 6, 2024 · Concerns have been raised over the analysis that pointed to phosphine in the atmosphere of Venus. (Courtesy: NASA/JPL) Doubt has been cast on the supposed discovery of phosphine in the atmosphere of Venus after several papers were published on the arXiv preprint server challenging the result. The discovery had been announced in …
Greaves phosphine
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WebNov 25, 2024 · Astronomer Jane Greaves is back with an update on the phosphine gas detected above Venus. Then we find water right out under the Sun on our own Moon. … WebDec 22, 2024 · This debate received airtime earlier this month at the 2024 American Geophysical Union Fall Meeting, where Greaves presented an updated analysis of the team’s data, which continue to point to the existence of phosphine on the planet. The data indicate a 5-sigma detection, which is the usual standard for a scientific discovery.
WebSep 15, 2024 · Traces of a rare molecule known as phosphine have been found in the hellish, heavily acidic atmosphere of Venus, astronomers announced Monday — providing a tantalizing clue about the possibility... WebSep 20, 2024 · Now, in a recent radio interview, Greaves said her team has made a fourth detection of phosphine, again using the JCMT. “ [In 2024,] they allowed us to do what's called a legacy survey where we can use far, far more telescope time and collect a whole slew of data,” she told listeners to Planetary Radio.
WebAccording to Greaves, phosphine is “ammonia’s evil cousin,” in that it’s extremely close in chemical composition. But, she adds, phosphine is a biomarker on Earth, found in some of its foulest... WebJul 16, 2024 · The ‘PH 3 Greaves + 2024 (fig. 9)’ model misrepresents ref. 2, as we would have adopted >20 ppb abundance for molecules placed only in the rarefied high atmosphere. Altitude of phosphine
WebOct 22, 2024 · Back in September, a team of scientists led by Professor Jane Greaves announced the discovery of phosphine by applying a well-known and very straightforward technique in astronomy. MORE FOR YOU...
WebIn 2024, Greaves et al. concluded from two independent data sources that phosphine is present in the cloud decks of Venus. Their study focused on the fundamental first rotational transition (J = 1-0) of PH3 and their detection of phosphine is solely based on this single transition. Given the importance of phosphine as a possible biosignature and our current … share our wealth speechWebOct 31, 2024 · The original detections were announced after Greaves and her team found phosphine signals in infrared-to-microwave readings of the Venusian atmosphere made with the James Clerk Maxwell... share outlook 365 calendar to google calendarWebSep 14, 2024 · Phosphine takes a fair amount of energy to create and is easily destroyed by sunlight or sulfuric acid, which is found in Venus’ atmosphere. So if the gas was produced … share our wealth schemeWebJan 27, 2024 · More information: Jane S. Greaves et al. Phosphine gas in the cloud decks of Venus, Nature Astronomy (2024). DOI: 10.1038/s41550-020-1174-4 Journal information: Astrophysical Journal , Nature ... poor smartphone cameraWebJun 11, 2024 · Dr. Greaves is a professor of Astronomy at Cardiff University. She will deliver this year’s Fred Kavli Plenary Lecture at AAS, which is awarded for recent astronomical research of particularly great importance. share out bonusWebSep 14, 2024 · Jane Greaves, an astronomer at Cardiff University in Wales, set out in June 2024 to test that hypothesis using the James Clerk Maxwell Telescope in Hawaii, looking … share our wealth societyWebOct 22, 2024 · The phosphine was detected in the upper layers of Venus’ atmosphere in the original study. Image Credit: Greaves et al., 2024 But now it looks like the phosphine might not even be there at... share outlook account with other users