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Displaying 61801 - 61825 of 74219

A method for the synthesis of N-alkylpiperidynes.

June 27, 1990
Author(s)
Anzor I. Mikaia, George A. Kliger, OA Lesik, EV Marchevskaya, Vladimir G. Zaikin, Leonid S. Glebov, Sergai Loktev
Reaction gas chromatography–mass spectrometry is applied to establish optimal conditions for the synthesis of N-alkylpiperidynes. Further optimization of the reaction was carried out in a pilot plant.

An expected linear 3-dimensional Voronoi diagram algorithm

June 1, 1990
Author(s)
Javier Bernal
Let 5 be a set of n sites chosen independently from a uniform distribution in a cube in 3 — dimensional Euclidean space. In this paper, an expected 0{n) algorithm for constructing the Voronoi diagram for 5 together with numerical results obtained from an

An Introduction to the NIST PDES Toolkit

June 1, 1990
Author(s)
Steve Clark
The PDES (Product Data Exchange using STEP) activity is the United States' effort in support of the Standard for the Exchange of Product Model Data (STEP), an emerging international standard for the interchange of product data between various vendors' CAD
Displaying 61801 - 61825 of 74219
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