A spring which is designed to achieve a fixed spring constant over a wide temperature range. Usually, this involves an alloy with high nickel content such as Ni-Span C. It is common for these springs to be stress relieved at elevated temperature after for ...

To approach something from upwind

A short spar projecting over the stern of a sailing vessel to sheet the mizzen sail when the mizzen-mast is so far aft that there's not enough room inboard to bring down the sheet and trim the sail. Also, a short spar extending from the stemhead in place ...

A comprehensive legislative package that mandates and encourages energy efficiency standards, alternative fuel use, and the development of renewable energy technologies. Public Law 102-486, October 24th, 1992. Also authorized the Federal Energy Regulatory ...

A unit of work done by the force of one dyne acting through a distance of one centimeter.

The production of hydrogen using a photoelectrochemical cell.

A vessel whose bow and stern have drooped. The opposite of sagged.

A company's finished goods, work in progress and raw.

The binding of an adsorbate to the surface of a solid by forces whose energy levels approximate those of condensation. Contrast with chemisorption.

variable audio-modulated radiosonde developed at the Bureau of Standards and used by the United States weather services.

A mercury barometer of the fixed cistern type in which a moveable scale terminating in an ivory point is used to compensate for the variations in the height of the mercury in the cistern

Root Mean Square. This notation is used frequently with error analysis. In that context, it is the square root of the arithmetic mean of the squares of the deviations of the individual calibration points from the theoretical or ideal response.

Entity to whom money is payable.- The entity for whom a letter of credit is issued. - The seller and the drawer of a draft.

A process resulting in adecrease of the toughness or ductility of a metal due to the presence of atomic hydrogen. Hydrogen embrittlement has been recognized classically as being of two types. The first known as internal hydrogen embrittlement, occurs when ...

The technique for varying the potential of an electrode in a continuous manner at a preset rate.

A metal in which the available electron energy levels are occupied in such away that the d-band contains less than its maximum number of ten electrons per atom, for example, iron, cobalt, nickel, and tungsten. The distinctive properties of the transition ...

Very small precipitation drops (diameters less than 0.5 mm) that appear to float with air currents while falling in an irregular path. Unlike fog droplets, drizzle falls to the ground.

The largest circle which can be inscribed on a sphere by a plane that cuts through the center of the sphere. On the earth, the equator is a great circle, as are all the meridians of longitude which pass through both poles. The shortest distance between tw ...

Of or pertaining to rain.

A thermometer, invented by James Six in 1782, which simultaneously indicates the maximum and minimum temperatures attained during a given interval of time. A U-tube min/max thermometer