How nanoparticles flow through the environment

Carbon nanotubes remain attached to materials for years while titanium dioxide and nanozinc are rapidly washed out of cosmetics and accumulate in the ground. Within the National Research Program "Opportunities and Risks of ...

Inexpensive flexible fiber perovskite solar cells

(Phys.org) —Textile solar cells are an ideal power source for small electronic devices incorporated into clothing. In the journal Angewandte Chemie, Chinese scientists have now introduced novel solar cells in the form of ...

The self-improvement of lithium-ion batteries

(Phys.org)—The search for clean and green energy in the 21st century requires a better and more efficient battery technology. The key to attaining that goal may lie in designing and building batteries not from the top down, ...

Titanate cigarette filter could be safer

(PhysOrg.com) -- While current cigarettes are made with a filter created from cellulose acetate which absorbs things like nicotine, tar, and polycyclic aromatic hydrocarbons, Chinese researchers have discovered that nanomaterials ...

Nanotubes that Heal: Engineering Better Orthopedic Implants

(PhysOrg.com) -- Titanium and its alloys have a leg up on all other materials used to make the orthopedic implants used by surgeons to repair damaged bones and joints. They are light, super-strong, and virtually inert inside ...

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