Consult more than 28093 documents with no limitation. Our subscription options

Science & technology

Filter by:

Filter by:
 
See all documents

1687 results

17 juil. 2006
doc

Computer simulation study of ionic and non ionic hydration

Essay - 10 pages - Physics

Liquids, solution, and liquid crystals present local, but not long-range order. On one hand particles in liquids interacts much strongly than the particles in gas, and this prevents the use of the usual statistical mechanics methods to predict their structure and properties since the needed...

22 juin 2006
ppt

Chikungunya, a silent disease?

Presentation - 21 pages - Biology

Do you want to travel in the Indian ocean? Stock of Chikungunya Some light on this silent epidemic?

29 avril 2006
doc

History of mathematics in China

Essay - 24 pages - Mathematics

“Chinese mathematics” was defined by Chinese in ancient times as the “art of calculation”. This art was both a practical and a spiritual one. Like in Europe, many traces of calculations and solutions of equations were found by archaeologists. Today, these archaeological...

26 janv. 2006
doc

Designing a centrifugal pump for agricultural purposes

Dissertation - 17 pages - Physics

The purpose of this project was to calculate the dimensions of a centrifugal pump, for a determined application, to write a report and then to make an oral presentation, in English, to an auditorium. Therefore, this is a complete project from the choice of the specifications with documented...

05 mai 2003
doc

Security through identification versus security of privacy

Essay - 16 pages - Computer science

In today's world we are often required to produce some form of identification. We also know about 'the European identity'. We can be a 'student' but at the same time be 'a Jew', 'a communist' and so forth. Identity is multiple. But what is 'identity' ?

12 mars 2003
doc

Motor Speed Control

Essay - 7 pages - Physics

The aim of this report is to examine the main properties of a DC motor, its main applications and the characteristics of certain circuits that are used to control it. The report also seeks to give a general background on the equipment, including a slightly more in depth explanation of the DC...

18 mars 2002
doc

The Linux Operating System

Essay - 11 pages - Computer science

The report will cover the history of Linux, its business operations and its purpose. The report will also describe Linux's popular software in comparison to other commercials systems.