SKU: 79140297179

MnO2 nanosheet dispersion

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Description

MnO2 nanosheet dispersionProduct Name MnO2 nanosheet dispersion Product Overview Among the various types of manganese oxides and their derivatives, manganese dioxide is widely used in various fields due to its unique properties. Manganese dioxide nanoparticles have a variety of morphologies including four dimensions: zero dimensional, one dimensional, two dimensional and three dimensional. Manganese dioxide (MnO2) nanosheets are two dimensional nanomaterials with redox

Product Name

MnO2 nanosheet dispersion

 

Product Overview

Among the various types of manganese oxides and their derivatives, manganese dioxide is widely used in various fields due to its unique properties. Manganese dioxide nanoparticles have a variety of morphologies including four dimensions: zero-dimensional, one-dimensional, two-dimensional and three-dimensional. Manganese dioxide (MnO2) nanosheets are two-dimensional nanomaterials with redox activity, consisting of three atomic layers, whose structure is formed by one Mn atomic layer surrounded by two O atomic layers. The d-d jump of manganese ions in manganese dioxide nanosheets produces a broad absorption spectrum at 380 nm (200-600 nm) with a large molar extinction coefficient.

Technical Parameter     

Status:Black solution

Diameter:0-140nm

Thickness:.8-1.5nm

Concentration:mg/ml

Solvent:water

Product Features

 

Antioxidant activity: It can scavenge free radicals and has a catalytic effect that mimics enzyme activity, such as superoxide dismutase (SOD) and catalase. 

Electrochemical properties: In the field of electrochemical energy storage, its high specific surface area and excellent conductivity can enhance the charge/discharge rate and increase the energy density. 

Catalytic performance: In oxygen reduction reaction, hydrogen production by electrolysis of water, etc., the reaction rate is accelerated by providing a highly active surface. 

Application Fields

 

Energy storage: Used as electrode materials for supercapacitors and lithium-ion batteries to increase energy density and charge/discharge speed. 

Catalyst: used as catalyst in oxygen reduction reaction, hydrogen production by electrolysis of water, etc. to accelerate the reaction rate. 

Biomedicine: As a nanocarrier for DNA enzymes, it carries DNA enzymes into cells for gene silencing treatment, while its transport efficiency in cells can be monitored by fluorescence/NMR dual-mode imaging. 

Sensors: Due to their special electronic properties, they can be used to make chemical sensors to detect gases, biomolecules, etc.

Related Information

 

Storage Conditions :


Sealed, avoid light, and keep at 4¡ãC Expiry date: Six months.

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

 

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SKU: 79140297179

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Ryan
Chelsea, US
★★★★★ 1
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Exactly the same as the free PDF I downloaded online for my student, only this costs $26 plus tax.
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Reviewed in the United States on April 3, 2017
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Totally recommendable.
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Reviewed in the United States on August 26, 2019
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Amazon Customer
Louisville, US
★★★★★ 5
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This helped a lot for us to prepare for the SLATE exam.
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Reviewed in the United States on August 23, 2016
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Amazon Customer
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Ng Meowster
San Leandro, US
★★★★★ 2
Good to have if you've never seen the iTEP exam, but don't rely on it to boost your scores
Format: Paperback
This book is good in that it comes with two practice tests: one in the beginning of the book, one in the end of the book. The grading rubric is helpful too. However, the actual guide part of the book, doesn't help too much with how to improve test scores. What I like least about this guide is that it won't tell you which questions you answered incorrectly on the practice exams. A good test prep guide will tell you what you answered incorrectly, and will tell you what logic to follow to get to the correct answer. In the reading passages, it would be nice to know where I can find evidence to justify the "correct" answer. In the grammar section, it would be nice to know which rule I'm violating. Any test guide should always come with some testing strategies. I.E. If this question is taking up too much time, skip it and go to the next one. This guide lacks simple strategies like that. Simple strategies like that could be useful when incorporated into this guide because there are certain sections on the exam that you can go back to previous questions, but some sections where the "back" button is disabled. Overall, if you've never seen an iTEP exam before, this book is certainly helpful in that it will give you an idea of what you will be testing for. However, this book alone won't help you achieve a score of 6. The table of contents itself will tell you there are only 86 pages of actual content covering test material. That's not enough to cover how to excel in the exam.
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Reviewed in the United States on January 27, 2015

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