Energetic materials release energy as they transform from reactants to products. They have
applications as explosives and rocket and gun pro pellants, in construction and mining, in …

In its “grand challenge” format in chemistry,“synthesis” as an activity sets out a goal that is
substantially beyond current theoretical and technological capabilities. In pursuit of this goal …

Objective menstrual blood loss measurements (in ml) were compared with the score
obtained from a pictorial blood loss assessment chart (PBAC) which took into account the …

This report describes the RAINS (Regional Acidification INformation and Simulation)
computer model, which provides a scientific overview of acidification, and links the science …

Estrogen withdrawal in women leads initially to rapid bone loss caused by increased
numbers or activity of osteoclasts. We previously have noted apoptosis of lacunar osteocytes …

It is clear that throughout the 1980s, competitive advantage, new‐product development, new
markets, productivity and profitability will be tied directly to technology. Advances on the …

Objective To determine the long-term recurrence rate of endometriosis after treatment with
gonadotropin-releasing hormone analogues (GnRH-a). Design A historical prospective …

A modified form of the Heine-Abarenkov model potential is proposed. The core potential is
replaced with a constant potential A l only for those angular momenta for which there are …

The electroluminescent properties of GaAs1− x P x light‐emitting diodes with and without
nitrogen doping have been studied at temperatures from 77 to 300° K. The radiative …

The aim of this prospective study was to investigate the ability of transvaginal power Doppler
ultrasonography to assess the relationship between follicular vascularity and outcome in …