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New York Hall of Science Project

by Brandon Keely, John Lee, Kai-Mun Leung, Cheng-Cheng Ku

Multimedia Interactive Simulation of Water Molecules

Introduction

The topic of this project is about phase changes of water molecules. The interface of this simulation is actually in a form of physical interaction with participants. A projector hung over the ceiling projects the graphic application on a rounded table. And an infrared camera also hung over the ceiling detects the position of the pucks on the table. Participants move around the pucks so that the application would react to the location of those four pucks. In our case, two pucks indicate hot source to heat up water molecules around it and the other two indicate cold source to cool down. Water molecules are in gas, liquid or solid state based on the temperature. When molecules collide to each other, they could transfer energy. Their activeness and bonding strength between each other reflect the physics(not equational precision, only roughly simulation).
 

Java Applet Version

  • Big circle simulates the rounded table on which this application is acturally projected.
  • Two red hazy pucks indicate hot source.
  • Two blue hazy pucks indicate cold source.
  • Click and drag mouse to move the pucks to heat up or cool down water molecules.
 
 

Exhibition in New York Hall of Science

 
 

Source code

Java source code