A Brief History of Nitinol – Kellogg’s Research Labs

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Fatigue in Nitinol – Kellogg’s Research Labs

Despite our best efforts, all things wear out eventually.  The same is true for the shape [...]

How to Shape Set Nitinol

Why Aren’t Detailed Shape Setting Instructions Posted Online? This is one of the most common questions [...]

Hysteresis in Nitinol – Kellogg’s Research Labs

As was previously mentioned in this book, there are two forms of nitinol which are prized [...]

Is Nitinol Armor Feasible

Armor provides necessary protection for soldiers and it increases operational capability in environments where hostile fire [...]

Large Nitinol Actuators – Kellogg’s Research Labs

Nitinol has been used as an actuation technology for about 20 years.  However, nearly all applications [...]

Nitinol Actuated Valves – Kellogg’s Research Labs

For the last 100 years, miniaturization has been one of the driving factors behind technology.  This [...]

Nitinol Actuators for Valve Control

At Kellogg’s Research Labs, we often make nitinol actuators for valve control.  While valve actuators carry [...]

Nitinol for Mobile Device Protection – Kellogg’s Research Labs

Purpose: Nothing is more frustrating than dropping a mobile device onto a hard surface.  The last [...]

Nitinol Manufacturing and Metalworking

How is nitinol made?  Most metals can be melted in a furnace and cast into an [...]

Nitinol Terminology – Kellogg’s Research Labs

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Nitinol Transformation Temperature – Kellogg’s Research Labs

Transformation temperature is the temperature that nitinol finishes its shape change at. [...]

Non-Traditional Wire Cross-Sections Kellogg’s Research Labs

There seems to be a general assumption that all wires have circular cross sections.  While this [...]

Other Nitinol Alloys – Kellogg’s Research Labs

According to ASTM F2063, the term nitinol only applies to shape memory alloys with only nickel [...]

Setting the Memory Shape

Editor’s note: The temperatures mentioned in this chapter are very approximate.  The temperatures mentioned here are [...]

Superelastic Applications of Nitinol Alloys

While most of the attention that nitinol has received from both researchers and press alike is [...]

The Two-Way Shape Memory Effect (TWSME)

The TWSME occurs when a second memory shape is programmed into the nitinol [...]

Using Nitinol for Vibration Damping

Purpose: Mechanical vibrations are the primary cause of premature product failure.  They can arise from inaccurately [...]

Welding Nitinol – Kellogg’s Research Labs

Whenever possible, it is best to make nitinol components without any welding Nitinol.  This is because, [...]

What Causes the Shape Memory Effect?

This chapter makes use of a very large amount of terminology.  The first time each term [...]

What is Hysteresis in Nitinol – Kellogg’s Research Labs

Hysteresis in Nitinol is one of the poorly understood aspects of nitinol.  We often get customers [...]

What is Nitinol? – Kellogg’s Research Labs

Along with, “What is Truth?” “What is Nitinol?” is one of life’s greatest questions.  According to [...]

Why is Nitinol Used in Stents?

Why is Nitinol used in Stents? Nearly every stent on the market is made from nitinol.  [...]

Young’s Modulus of Nitinol – Kellogg’s Research Labs

At Kellogg’s Research Labs, we often get people asking for the Youngs Modulus of nitinol.  Often [...]