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Photolithography (Option A)
06 Feb 2020 | | Contributor(s):: James J Marti, Nano-Link Center for Nanotechnology Education
This module presents an introduction and demonstration of photolithography, the process of copying a high-resolution pattern onto multiple substrates. Students replicate key steps in the process of photolithography and learn how these processes fit into the fabrication of micro- and nanoscale...
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Photolithography (Option B)
06 Feb 2020 | | Contributor(s):: James J Marti, Nano-Link Center for Nanotechnology Education
This module presents an introduction and demonstration of a key step in photolithography, the process of patterning a substrate used in the manufacture of integrated circuit chips. Students replicate some of the steps in the process of photolithography, and learn how these processes fit into...
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Dye-Sensitized Solar Cells
06 Feb 2020 | | Contributor(s):: Nano-Link Center for Nanotechnology Education, Frank Fernandes, University of Wisconsin MRSEC
In this module, you will construct a dye-sensitized solar cell (DSC). This device is essentially a photo-electrochemical cell, which means that a photo-induced chemical reaction causes electrons to travel from one material to another. DSC’s consist of a nanostructured semiconductor film...
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Encapsulation & Controlled Release
05 Feb 2020 | | Contributor(s):: James J Marti, Kyle Forgette, Nano-Link Center for Nanotechnology Education
This module introduces the process of forming macrocapsules and the concept of self-assembly. Forming capsules at the macro, micro, and nano levels have very important applications in drug delivery, cosmetics, food technology, and cleaning up environmental toxins. The module includes a...
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Design Challenge: Incorporating Shape Memory Alloys into Rube Goldberg Devices
05 Feb 2020 | | Contributor(s):: Joyce Allen, NNCI Nano
This lesson consists of two parts. In Part 1, students determine which of set of wires is a unique metal alloy called Nitinol. Nitinol is called a shape memory alloy (an SMA) because it can “remember” its original shape under certain conditions after being bent, twisted, or...
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Micelles
05 Feb 2020 | | Contributor(s):: Dr. Lisa Siedman, Jeanette Mowery, Kyle Forgette, James J Marti, Nano-Link Center for Nanotechnology Education
This module introduces micelles and the concept of critical micelle concentration (CMC). Micelles have important applications in biotechnology. Micelles are sometimes used to deliver drugs to their target in the body. Micelles are also sometimes used to deliver genes into plant cells in...
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Aerogels
05 Feb 2020 | | Contributor(s):: Carol Bouvier, James J Marti, Deb Newberry, Nano-Link Center for Nanotechnology Education
This module introduces aerogels, nicknamed “blue smoke.” Using exploratory activities this module introduces the nano structure of aerogels and the resulting extreme physical properties exhibited such as: thermal conductivity, transparency, and impact resistance. These properties...
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NanoFiltration
05 Feb 2020 | | Contributor(s):: Sandra Weeks, Laura Arndt, Nano-Link Center for Nanotechnology Education
Contaminated water supplies have become local problems in communities across the United States and the world. Though dramatic situations in Flint, Michigan, and in New Orleans after Hurricane Katrina catch the headlines, neighborhoods, and communities across our country are facing water quality...
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NanoTreatment
05 Feb 2020 | | Contributor(s):: Sandra Weeks, Laura Arndt, Nano-Link Center for Nanotechnology Education
This is a module about nanotechnologies that use forces and interactions to treat water. Learners will select a water treatment problem, determine which contaminants are present in their water, and use the described nanotechnologies and their knowledge of intramolecular forces to identify the...
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Nanocellulose
05 Feb 2020 | | Contributor(s):: kim Grady, Richard Wilkosz (editor), Nano-Link Center for Nanotechnology Education
This module presents the nanotechnologies, processes, and methods being developed to produce strong and stiff cellulose nanofibers. The module is designed to take the student through processing a material (called feed stock or substrate) to break down and...
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The Case of the Patent Pending: Paper Diagnostics in Forensics
29 Jan 2020 | | Contributor(s):: Rebekah Ravgiala, Tray Sleeper, NNCI Nano
The purpose of this investigation is twofold: 1) To use the skills of scientific inquiry to uncover the most likely perpetrator of a crime, and 2) To employ a paper diagnostics tool as a forensics device for chemically determining "whodunit".
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The Metric System from Big to Small
29 Jan 2020 | | Contributor(s):: Joe Donahue, NNCI Nano
This interactive lesson will review the metric system and relate the size and scale of objects to various metric units, including the very small nano-scale. The activity is best done in groups of 3-4 students and requires the groups to make measurements and convert them to the metric system.
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Surface Area to Volume of Nanoparticles
28 Jan 2020 | | Contributor(s):: Manuel Cassilas, NNCI Nano
This two part lesson is designed to help students understand how nanoparticles may be more effective catalysts by investigating how the surface area-to-volume ratio of a substance is affected as its shape and size changes. This lab is meant to complement a chemistry unit on catalysts....
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Size and Scale: Learning about Measurement
28 Jan 2020 | | Contributor(s):: Nancy Healy, NNCI Nano
Using images of objects and the SI unit of measurement, students will visualize the order of numerical properties of objects from the nanoscale to visible scale using exponents and decimals. Students will make size comparisons of objects. Students will develop an understanding of how small a...
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Shape Memory Alloys: Materials that Remember
28 Jan 2020 | | Contributor(s):: Nancy Healy, Gary Harris, NNCI Nano
Students learn about a class of materials called shape memory alloys. In particular, they will explore the properties of nitinol a shpae memory alloy. They will explore how nitinol behaves at different temperatures and what applications these materials are used for.
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Assessment of Inhibition of Bacteria by Silver Colloid-Impregnated Bandages
28 Jan 2020 | | Contributor(s):: Heath Stout, Elinor Graf, Joann Dickert, NNCI Nano
This lab is designed to have students develop and implement their own experiment to test the antimicrobial properties of silver nanoparticles. Students will be required to document and communicate the entire process via their scientific notebook. Students will also consider the implications and...
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Solar Ovens: Understanding Energy Transfer
28 Jan 2020 | | Contributor(s):: Christina Levyssohn-Silva, NNCI Nano
At the end of this lesson, students will understand that solar energy radiates from the sun to the Earth and gets trapped within the oven. Students will be able to explain how the thermal energy flows from the hot air to the cold water via conduction and will indicate that this would continue...
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The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
28 Jan 2020 | | Contributor(s):: Rebekah Ravgiala, NNCI Nano
This is a two part lesson focused on the use of colloidal silver as an antibacterial agent.The purpose of this activity is to use electro-chemistry techniques to generate colloidal silver and then utilize the colloidal silver to determine if the growth of the bacteria Saccharomyces cerevisiae...
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The Micro and Macro Worlds Around Us
23 Jan 2020 | | Contributor(s):: Marilyn Garza, NNCI Nano
This activity focuses on scale and the importance of using scale bars, for this is the most common feature when presenting nanoscale structures or nanoscale science. Understanding size and scale is fundamental to learning about nanotechnology as size defines the nanoscale . ...