Week One Links: Crystal Lattice Structures
Crystal Lattice
Structures:
This page offers a concise index of common crystal lattice structures.
Crystal
Structures:
This site lets you veiw different crystal structures using a Java program
that allows the user to rotate the structure and control its size.
Crystal
Lattices:
This site examines some of the topological, symmetrical and metrical
properties of
crystal lattices.
3-D
Crystal Lattice Images:
A 3-D look at some familiar crystal structures.
GEOMETRICAL
CRYSTALLOGRAPHY:
A very deatailed look at crystal lattices and the importance of studying
them.
Week Two Links: Hot-working Steels
Hotwork Combustion Services :
Describes the hot work Process.
Edelstahl
Witten-Krefeld :
This site offers hot-work tool steels that have long service lives.
Hotwork Engineering
:
This site contains case studies on how Hotwork Technologies can benefit
the world.
Heat Treatment
Information :
An overview of the process of Heat Treatment of Tool Steels.
Fosbel Technologies :
This site explains a heating process which simplifies refractory dry outs
and heatups.
Week Three Links: Tensile Strength
Tensile
Strength
:
This site covers testing and tensile strength properties.
Tensile
Strength Experiment:
Effect of open circular holes on tensile strength and elongation of sheet
specimens of a magnesium alloy.
West-met
Instruments:
The tool Equotip2 measures Tensile Strength for all impact devices.
NDT
Solution:
Resonant Ultrasound Spectroscopy to Measure Tensile Strength and Rockwell
C Hardness.
Week Four Links: Aluminum(Al)
Kaiser Aluminum
Corporation:
Kaiser Online, the World Wide Web Site of Kaiser Aluminum Corporation, a
leading producer and marketer of alumina, primary aluminum, and fabricated
aluminum products.
ALUMINUM
PRODUCTS, INC :
This site offers a look at the manufacturing process and products made
from aluminum (boats, motorcycle accessories, and lawn and garden
products.
Diversified Recycling
Technologies :
This company manufactures a machine to automatically accept aluminum cans
24 hours a day, 7 days a week and without an operator. The machine pays
cash to the recycler on the spot.
Aluminum Shapes:
This aluminum extruding company's site gives an in depth view of the
aluminum industry, from start to finish. This site also plays cool music
while you surf its contents.
Alucan Recycling:
This site shows the profitability of the aluminum recycling industry for
the companies, the consumers, and the environment.
Week Five Links: Superplastics
Superplastic
Forming-Diffusion Bonding :
Many alloys and processes are being specifically developed to produce
structural materials that take advantage of superplastic forming.
Superplastic
Forming of Aluminum Aircraft Assemblies:
This project has been
established to develop and demonstrate the enabling technologies for
superplastic forming of aluminum for aerospace applications by fabricating
two prototypes of the T-45A nose cone assembly..
Superplastic
Forming:
Shows a Superplastic Forming 100 Ton Press.
Rapid
Superplastic Forming of Aluminum Components:
This site describes the emerging technology superplastic forming (SPF) of
aluminum aerospace alloys.
Gas Mass
Forming For Superplastic Forming :
The gas mass forming (GMF) process is a new superplastic forming (SPF)
concept that regulates gas mass flow rather than forming pressure to
control the forming cycle.
Week Six Links: Impact Strength
Impact
Strength:
One of the best aspects of foam-molded parts is their impact strength.
Impact
Testing:
Shows different materials' impact strength using ASTM values.
CRFRP:
The Characterization for Compression after Impact Strength of Carbon Fiber
Reinforced Plastics.
HIGH IMPACT-STRENGTH (NYLON)
POLYAMIDES:
The objectives of this invention were to develop nylons with significantly
higher impact strength compared to general purpose nylons, and without
sacrificing the stiffness such that the load-bearing capability is
limited.
Vertex Diamond Tool:
High-Impact Strength (HS) diamond powder and Low-Impact Strength (LS)
diamond powder.
Week Seven Links: Residual Stress
Lambda Research:
Lambda Research is the largest and most experienced laboratory offering
x-ray diffraction residual stress measurement in North America.
Residual stress:
Residual stresses can occur in many engineering structures such as ships,
aircraft, and nuclear reactors and can lead to premature failure
The Compliance Method:
Residual Stress Measurement Using the Crack Compliance Method
IMPROVED RESIDUAL STRESS MEASUREMENT METHODS:
The method being developed for calculating residual stresses from layer
removal measurements involves recasting the residual stress relationships
into the form of integral equations
Residual Stress Determination:
Measurement of Residual Stresses by the Hole-Drilling Strain Gage Method
Week Eight Links: Thermal Conductivity
Thermal
conductivity:
Formulas for calculating thermal conductivity.
The
thermal conductivity of doped alkali halides :
Even for perfect crystals it is not possible to reliably predict the exact
value of thermal conductivity lambda for a given material.
Thermal conductivity
:
SWO Polymertechnik GmbH offers the Thermoflixer. This system is the stand
alone measurement of the thermal conductivity included in the pvT-100
equipment.
Scanning Thermal
Conductivity Microscope (STCM):
New Technique Developed for Studying Thermal Conductivity.
THERMAL
CONDUCTIVITY OF CEMENT BASE MATERIALS :
Which base material will
best insulate teeth from thermal changes?
.
Week Nine Links: Melting Point
Kitco Precious
Metals:
Melting Point and Weights of Various Metals and Alloys.
Melting
Points:
Melting Points for Compound Identification: Melting Point Determination.
Web
Elements Melting Point:
Melting point definition.
Melting temperatures of metals :
A table with the melting point of metal alloys.
MadSci Network: Physics :
Professor Feynman starts his discussion of melting and boiling with water
molecules which are composed of two small hydrogen atoms and one large
oxygen atom.
Week Ten Links: Hardness Testing
ROCKWELL HARDNESS TESTING
:
Description of the technique.
IMP Hardness Testing:
Micro Hardness, Rockwell, Vickers, Shore, Brinell and others.
ME5209
Hardness Testing :
Hardness measurements are an attempt to quantify a material's resistance
to deformation.
Testing
Hardness of a Mineral :
Hardness is measured on the Mohs Scale, identified numerically hardness of
by standard minerals, from 1 (softest) to 10 (hardest):.
New Age
Industries:
Rockwell Hardness Testers: Bench, Automatic, and Portable
.
Week Eleven Links: Hydrogen Embrittlement
Finishing.com:
Hydrogen embrittlement is a phenomenon that affects high-strength steel.
Hydrogen embrittlement?
DACROMET 500 LC! :
Dacromet is a surface treatment that is being used more and more for
applications requiring high protection against corrosion.
Hendrix Group:
A picture of Hydrogen Embrittlement occurring in 17-4PH stainless steel
sleeve bearing overlaid with sintered tungsten carbide.
Metallurgical Consultants :
Hydrogen Embrittlement
.
C.I.S:
Tech Tip: Hydrogen Embrittlement.
Week Twelve Links: Corrosion
InterCorr
International, Inc. :
Providing you solutions for materials and corrosion problems.
Farwest Corrosion Control Company
:
A company that provides of corrosion control products and services.
BAC Corrosion Control
:
The latest corrosion control equipment and services.
The Institute for
Corrosion and Multiphase Technology :
plant test facility for multiphase corrosion studies.
NACE International - The
Corrosion Society
:
NACE International is a professional technical society dedicated to
protecting the environment, promoting public safety, and reducing the
economic impact of corrosion by advancing the knowledge of corrosion
engineering and science..
Week Thirteen Links: Intermetallic Compounds
Intermetallic Compounds:
Shows how intermetallic compounds, often called 'bulk intermetallics',
differ in a number of important ways from conventional metal alloys.
Inermetallic Compounds Encyclopedia Article :
Information about intermetallic compounds.
INTERMETALLIC SUPERCONDUCTORS :
This site explains the importance of intermetallic compounds in industry
as superconductors.
Radiation
Effects in Intermetallic Compounds:
This site investigates the atomistic processes that occur in intermetallic
compounds during irradiation with heavy ions and to determine the number
of defects produced and the amount of atomic disordering that takes place
in displacement cascades.
Crystal Structure
:
The Crystal Structure of Intermetallic Alloy Phases.
Week Fourteen Links: Bioceramics
Bioceramics for
Bone Scaffolds:
Recent developments in porous hydroxyapatite (HAp) ceramics appears very
promising because of the possibility they offer in promoting the growth of
bone tissue (osteoconduction), as well as the surrounding soft tissue.
Bioceramics
Laboratory :
This laboratory has conducted four research projects mainly in the field
of bioceramics for the use of artificial bones, bioreactors and other
clinical materials.
Matroc Bioceramics:
This site contains information on boceramics that are manufactured for use
in orthopaedic reconstruction and surgical applications.
Matroc Bioceramics
:
Designers, manufacturers, and marketers of ceramic implant devices for a
variety of orthopaedic reconstructive and surgical applications.
Bioceramics
:
Bioceramics can have structural functions as joint or tissue
replacements, can be used as coatings to improve the biocompatibility of
metal implants.
.
Week Fifteen Links: Graphite
Graphite:
This site discusses the structure and properties of graphite.
Asbury Carbon:
An independent processor and merchant of graphite in all forms.
Graphite:
Encarta article on graphite.
The Mineral Mraphite :
Information on the mineral graphite.
Graphite (Carbon) :
Graphite is a polymorph of the element carbon.
Week Sixteen Links: Biodegradable Plastics
BIODEGRADABLE PLASTICS,ETC....:
New technology from Biocorp Inc. may make the often-asked question "paper
or plastic" history. The California-based company has developed disposable
bags and cutlery that are entirely biodegradable.
Biodegradable polymers :
The question of how best to dispose of domestic waste is now becoming
increasingly important.
Computer Science Department
Michigan State University :
Biodegradability Evaluation of Chemical Structures
.
Biodegradable
Polymers :
The increased consumption of plastics has resulted in increased waste, and
the effects of this waste on the environment can no longer be neglected.
BBC
News:
Sci/Tech
Scientists unveil plastic plants.