Tag

Leakage

All articles tagged with #leakage

business11 days ago•6 min saved

Trump Accounts Promise Long-Term Wealth for Kids, But Real Gains Depend on Consistent Contributions

Trump Accounts (530A) give a $1,000 seed per child plus potential gifts from Dell and employers, with possible corporate matches; Morningstar modeling shows outcomes depend on ongoing contributions and leakage. Seed-only balances by age 18 average about $3,324; with $250/year contributions, about $15,154; with $2,500/year about $121,632. By age 55, some scenarios reach nearly $850,000 with $1,000/year contributions, but many lower-income cases see leakage wipe balances to zero. The takeaway: consistent, meaningful contributions drive long-term wealth, and higher-income families are likelier to benefit.

via CNBC|

#530a #business #leakage

science-tech5 months ago•13 min saved

Tiny atomic leaks undermine the promise of a nano-thin electronic insulator

A 2010 claim that an aluminum oxide/titanium oxide nanolaminate could deliver a giant dielectric constant was later shown to be a measurement artifact caused by leakage paths in the first aluminum oxide layer formed during atomic layer deposition. The aluminum oxide layer didn’t grow evenly because the TMA precursor pulled oxygen from the underlying TiO2, creating weak spots. Once the process used ozone as the oxygen source, leakage was suppressed and the material behaved as a true insulator, highlighting that chemistry at a few atomic layers can be as decisive as thickness for reliable dielectrics.

via The Conversation|

#aluminum-oxide #atomic-layer-deposition #dielectrics

science1 year ago•3 min saved

Earth's Core Leaking Gold Revealed by Hawaiian Volcanic Rocks

New research indicates that Earth's core contains vast amounts of gold and other heavy metals, which are slowly leaking into the mantle and reaching the surface via volcanic activity, challenging previous assumptions about the core's isolation.

via ScienceAlert|

#earths-core #geochemistry #gold

science2 years ago•3 min saved

Unexplained Leaks: Earth's Core Raises Questions for Scientists

Scientists have discovered high levels of helium-3 (³He) in 62-million-year-old lava flows on Baffin Island, suggesting that the Earth's core may be leaking helium. This challenges the belief that the core is sealed away and indicates a more dynamic deep Earth. The presence of ³He in rocks is not uncommon, but the unusually high levels found in the Baffin Islands lava olivine rocks suggest that the helium originates from deeper within the planet, potentially the core. This finding could rewrite our understanding of the Earth's composition and raises questions about the migration of other elements between the core and rocky parts of the planet.

via Business Insider|

#earths-core #geochemistry #helium