Soap manufacture

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Pedagogical Soap

Interactive Pedagogical Dramas (IPD) are compelling interactive stories that have didactic purpose. Autonomous agents realize the characters in these dramas. Their roles may be to portray humans facing overwhelming, emotionally-charged difficulties. This challenges the agents to interact with a depth and subtlety that is consistent with human behavior in difficult, stressful situations. To addr...

Implementing a SOAP security proxy and Evaluating SOAP security standards

The project had two intended goals. One was to create a prototype for the proxy component of the Secure Webservice Platform system that can function on the GNU/Linux operating system. The other goal was to evaluate a number of different SOAP security methods in order to determine if any could function as a alternative to the Specifikation för Säker Elektronisk Kommunikation (SSEK) standard. In ...

Generating Soap Bubbles by Blowing on Soap Films.

Making soap bubbles by blowing air on a soap film is an enjoyable activity, yet a poorly understood phenomenon. Working either with circular bubble wands or long-lived vertical soap films having an adjustable steady state thickness, we investigate the formation of such bubbles when a gas is blown through a nozzle onto a film. We vary film size, nozzle radius, space between the film and nozzle, ...

Soap Bubbles: Part 1

love soap bubbles. They're beautiful, delicate, and though they live only briefly, it's a glorious moment. They float on the air, brilliant colors wobbling over their surface, and when they pop into nothingness, it's just an opportunity to make more bubbles! This issue and next I'll talk about the chemistry, physics, and computer graphics of soap bubbles. Here I'll focus on the physics of soap ...