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Dr Anurag Kumar Tiwari
https://nanohub.org/members/288227
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Nanopartículas y Protectores Solares (Nanoparticles and Sunscreen)
Teaching Materials | 22 Apr 2020 | Contributor(s):: Nano-Link Center for Nanotechnology Education, Thomas Deits, Jim Marti (editor), Rodfal A. Rodríguez (editor), María T. Rivera (editor)
En esta actividad, los estudiantes son introducidos a la función de los protectores solares y aprenden cómo se pueden utilizar las nanopartículas para proteger a las personas de la radiación ultravioleta (UV). Utilizan papel foto-crómico como sensor UV,...
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Shape Changing Nanocontainers Tutorial
Online Presentations | 22 Apr 2020 | Contributor(s):: Vikram Jadhao
Course material companion materials for nanoparticle shape lab. Four files are associated with this course material: two video lectures, companion powerpoint slides, and a homework problem set.
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Using Biosynthesized Silver Nanoparticles to kill Antibiotic Resistant E. Coli.
Teaching Materials | 17 Apr 2020 | Contributor(s):: Michael Falck, James Marti, NNCI Nano
In this lab students will become familiar with biosynthesized silver nanoparticles, or bSNP’s. As part of the lesson, students will learn the potential of using biosynthesized silver nanoparticles for use as antimicrobials against antibiotic-resistant bacteria ...
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Nanoparticles and Sunscreen
Teaching Materials | 16 Apr 2020 | Contributor(s):: Nano-Link Center for Nanotechnology Education, Thomas Deits, Jim Marti (editor), Christopher Kumm
In this module, students are introduced to the function of sunscreen and learn how nanoparticles can be used to protect people from ultraviolet radiation. They use photochromic paper as a UV sensor, place samples of different types of sunscreen over this UV sensor, expose their samples to...
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Angelo Giovanni Oñate Soto
Angelo Oñate Soto is a member of the Department of Mechanical Engineering of the Universidad del Bío Bío. He is a Mechanical Engineer and has a degree in Engineering Sciences from the Universidad...
https://nanohub.org/members/280252
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Water Filtration and Purity of Water - Getting Down to the Nanoscale
Teaching Materials | 13 Feb 2020 | Contributor(s):: David Mann, NNCI Nano
This is a three part lesson which begins with familiarizing students with SI prefixes and the nanoscale. In Lesson 2 students test a local water supply. It is designed to be used as an extension to classroom activities related to treating foul water for consumption. This activity should...
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NNCI Outreach Demonstration Guide
Teaching Materials | 10 Feb 2020 | Contributor(s):: Nancy Healy, NNCI Nano
This compendium of demonstrations includes 17 activities that can be used to demonstrate topics to students and the general public. They are useful for science festivals, family science nights, and science cafes. ...
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Nanocrete
Teaching Materials | 06 Feb 2020 | Contributor(s):: kim Grady, James Marti (editor), Deb Newberry (editor), Nano-Link Center for Nanotechnology Education
This module introduces students to the nanotechnologies, processes, and methods being tested by industry to prepare strong and lightweight cementitious products and systems. The module takes the learner through processing a material (called microgrinding or powder milling) to reduce its size...
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Encapsulation & Controlled Release
Teaching Materials | 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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Surface Area to Volume of Nanoparticles
Teaching Materials | 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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Assessment of Inhibition of Bacteria by Silver Colloid-Impregnated Bandages
Teaching Materials | 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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The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
Teaching Materials | 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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Nanoparticles Land to Ocean: Understanding the Effect of Nanoparticle Pollutants
Teaching Materials | 15 Jan 2020 | Contributor(s):: Chloe Figuerido, NNCI Nano (editor)
Pollution, both macroscopic and microscopic, is an important environmental issue for aquatic ecosystems. For this lab, students will model how nanoparticle pollution travels from land to water. This lab isa 2-part series of labs designed to help students understand the effect that nanoscale...
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Quantum Dots: Real-world Particles in a Box
Teaching Materials | 15 Jan 2020 | Contributor(s):: Joyce Allen, NNCI Nano
The purpose of this activity is to show that nanosize particles of a given substance often exhibit different properties and behavior than macro or micro size particles of the same material. The property studied in this activity is the absorption and reflection of light which is based on energy...
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Golden Opportunities: Gold Nanoparticles for Biomedical Applications
Online Presentations | 14 Jan 2020 | Contributor(s):: Catherine J. Murphy
In this talk I will discuss how these nanoparticles are prepared, how their surface chemistry can be tuned, how apparent cytotoxicity can be traced back to reagents in the synthesis rather than the particles per se, how protein orientation can be controlled on their surfaces, how cells respond...
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How Catalysts Work - A Nanoscale Phenomenon
Teaching Materials | 13 Jan 2020 | Contributor(s):: Manueal Casillas, NNCI Nano
This activity helps students understand how catalysts work on the nanoscale. Catalyst are more efficient when on the nanoscale because of the large amount of surface area in comparison to volume. This is a great way to introduce or review reactants, catalysts, and adsorption, desorption, and...
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Lab on a Slab: Microfluidics Activity
Teaching Materials | 13 Jan 2020 | Contributor(s):: John Gomm, NNCI Nano
Microfluidics is a technique for manipulating liquid samples. With one drop of liquid sample, small devices and channels can be used with nanoparticles for sensitive detection of chemicals. In this lab, students will create a fluidic device with agar gel and use it to test and diagnose three...
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Nanoparticle Shape Lab
Tools | 10 Jan 2020 | Contributor(s):: JCS Kadupitiya, Nicholas E. Brunk, Vikram Jadhao
Simulates the low-energy shapes of nanocontainers over a wide range of solution conditions
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Light Extraction by Changing Composition of Material
Teaching Materials | 06 Jan 2020 | Contributor(s):: Sidhu Rano, NNCI Nano
This activity has been designed to have students explore light emitting diodes (LED) and the importance of index of refraction in improving LED efficiency. This activity investigates the tune-ability of a polymer’s index of refraction by using a macromodel LED.