Chapter (1) Introduction To MSE

Introduction to Materials Science and Engineering

LECTURE 1 IN MSE

300

M ATERIALS  ARE … Engineered structures Substances whose properties make them useful in structures, str uctures, machine, machine, devices or others products Usually in the form of solids

 Technology:  T echnology: development and transfer of knowledge and techniques to provide society with its needs and comforts. •  To  To continue continue to offer what consumers expect and need, designers must keep abreast with NEW MATERIALS DEVELOPMENT

Materials Science: a discipline involving investigation of relationships that exist between the structure and properties properties of materials. materials.

Engineering materials: materials whose structures are designed to develop specific properties for a given application.

Materials Science BASIC KNOWLEDGE  internal structur structuree  properties

Materials Science and Engineering

Materials Engineering

APPLIED KNOWLEDGE  processing  performance

“The engineer’s engineer’s ex expertise pertise lies in adapting materials and ener energy gy to  society’ss needs/demands.”  society’

DENSITY OF W ATER  Liquid

1.00 g/mL

Solid

0.92 g/mL