where x=number of monomers, usually in the thousands. It should be pointed out that when the polyethylene chain is finished growing, two Hydrogen atoms are added to 'cap' (finish) the chain ends.

Mar. 20, 2025 — While researchers have long been familiar with the surface structure of lymphatic vessels, a groundbreaking study has now focused on their jigsaw puzzle-like pattern. This ...

Structural biology is the study of the molecular structure and dynamics of biological macromolecules, particularly proteins and nucleic acids, and how alterations in their structures affect their ...

Chemical engineering is a branch of engineering that deals with the processes (production, transformation, transportation and usage) necessary to produce useful materials and energy. Chemical ...

Mar. 20, 2025 — Lithium-6 is essential for producing nuclear fusion fuel, but isolating it from the much more common isotope, lithium-7, usually requires liquid ...

For example, the formula H 2 O shows that a water molecule contains two hydrogen atoms and one oxygen atom.

Our ability to provide a voice for scientists and engineers and to advance science depends on the support from individuals like you. Whether you’re a scientist, engineer, teacher, or science advocate, ...

Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to ...

Formula E is set to get a lot faster with the introduction of the GEN3 Evo, the quickest accelerating FIA single-seater race car – Capable of 0-60mph in 1.82 seconds (0-100kph in 1.86s). Set to race ...