The heterogeneous reaction of thiols with lead oxide to form insoluble lead thiolates is the basis for a new process that separates thiols from a hydrocarbon stream. The process uses inexpensive ...

WE have utilized lead-210 isotope and surface-counting technique to evaluate the self-diffusion coefficient of lead in lead oxide. Since lead-210 has a very weak β-emission (0.025 MeV) it is wellnigh ...

If you are in need of a lesson on just how much things have changed in the last 60 years, an anecdote from my childhood might suffice. My grandfather was a junk man, augmenting the income from his ...

Painted by Leonardo da Vinci sometime between 1503 and 1519, the Mona Lisa is on display at the Louvre. Marc Piasecki / Getty Images From her perch behind protective glass at the Louvre, the Mona Lisa ...