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Extreme Pressure Creates Record-Long Copper Chains, Boosting Periodic Table Research
Confirmed
In Short: New findings reveal how extreme pressure can transform materials, expanding our understanding of the periodic table.
Extreme pressure is reshaping the periodic table, as researchers have discovered a new hexagonal structure in a hydride under intense conditions, according to reports. This breakthrough highlights the potential of pressure as a third dimension in the periodic table, alongside the traditional rows and columns.
Scientists at the SLAC National Accelerator Laboratory in California have been at the forefront of this research, squeezing and heating gold to unprecedented levels. Their findings, published by Earth.com, suggest that under extreme conditions, materials can undergo dramatic transformations, opening up new avenues for material science.
However, the impact of extreme pressure is not confined to the laboratory. In the UK, puffins are facing a dire situation, with their numbers declining by about 30% in two years at one of the country's largest colonies. Experts attribute this decline to extreme climate events, including intense storms and marine heat waves, which have significantly impacted the birds' survival rates.
The World Meteorological Organization (WMO) has warned that El Nino, a climate phenomenon characterized by surface temperature rises in the central and eastern equatorial Pacific, is expected to intensify into a very strong event. This will have significant impacts on global weather patterns, potentially exacerbating extreme heat and other weather-related risks.
El Nino is not just a local phenomenon; it triggers changes in wind, pressure, and rainfall patterns worldwide, as noted by the WMO. This global impact is compounded by the ongoing warming of the planet due to fossil fuel combustion, which scientists predict will amplify the intensity of extreme weather events.
As the world grapples with the challenges of climate change, the research on extreme pressure and its effects on materials offers a glimmer of hope. By understanding these transformations, scientists may be able to develop new materials with unique properties, potentially leading to advancements in technology and sustainability.
What's confirmed
What's still developing
- X-ray diffraction revealed a new hexagonal structure, a hydride whose hydrogen content climbed as the pressure rose.
- Iron rusts, copper turns green, and silver slowly blackens.
- Pressures on food supplies, poor winter survival and extreme weather conditions are all contributing to declines Concerns for the future of puffins has been raised after the number of the birds at one of the UK’s largest colonies fell by about 30% in two years.
- “The concern for puffins and other seabirds is that climate scientists are predicting an increase in the frequency and severity of extreme events in future.” A report published by NatureScot last week found Scotland’s seabirds are in serious decline, with the average population having halved since the 1980s.