SKU: 69607440163

Graphene Dispersion in NMP

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Description

Graphene Dispersion in NMPProduct Name Name: Graphene slurry in NMP Product Overview Graphene is a two dimensional carbon nanomaterial composed of carbon atoms in a hexagonal honeycomb lattice, with numerous unique properties, widely used in various fields. The research on graphene can be traced back to 1948, when Austrian scientists Russ and Wager were the first to use transmission electron microscopy to capture images of a small amount of graphene layers. In 2004, British

Product Name

Name: Graphene slurry in NMP


Product Overview

 

Graphene is a two-dimensional carbon nanomaterial composed of carbon atoms in a hexagonal honeycomb lattice, with numerous unique properties, widely used in various fields. The research on graphene can be traced back to 1948, when Austrian scientists Russ and Wager were the first to use transmission electron microscopy to capture images of a small amount of graphene layers. In 2004, British scientists Andrei Geim and Konstantin Novoselov successfully peeled off a single layer of graphene, which attracted widespread attention and won them the 2010 Nobel Prize in Physics.
Graphene is a two-dimensional carbon element, and single-layer graphene is composed of single-layer carbon atoms. Each carbon atom is connected in sp ² hybrid form to form a hexagonal honeycomb like two-dimensional structure. The C-C bond length in graphene is about 0.142nm, the bond angle is 120 °, and the thickness is only 0.35nm.
Graphene is currently one of the strongest known materials, with excellent mechanical, electrical, and optical properties. It has a low resistivity and superior conductivity, and the quantum Hall effect can be observed at room temperature. In addition, graphene also possesses transparency and nonlinear optical properties.
The reactivity of graphene is mainly concentrated at the boundary groups and planar defects. It can be oxidized at high temperatures or react with oxidizing acids to produce products such as CO and CO ¡ãC Graphene can also be connected to oxygen-containing groups to generate graphene oxide, or connected to other groups to generate corresponding derivatives.
Graphene can be synthesized through mechanical exfoliation, chemical vapor deposition, redox, electrochemical and other methods.

 

Technical Parameter

 

Ingredient: Graphene、Dispersant

Flake Diameter: 0.5-3um

Thickness: 0.3-2 nm

Concentration: 4 mg/ml

 

Product Features

The graphene provided by Xianfeng Nano is prepared by liquid-phase ultrasonic exfoliation, with a complete structure and few defects, and has the following characteristics:
Excellent conductivity: Graphene has strong electron free activity on the π bond, low electrical resistivity, and superior conductivity.
High strength and toughness: Graphene is one of the materials known to have the highest strength and excellent toughness.
Good thermal conductivity: Pure defect free single-layer graphene is currently the carbon material with the highest thermal conductivity.
Chemical stability: Graphene has a very stable structure and flexible connections between carbon atoms, exhibiting good stability at room temperature.
Adjustable size: can provide various thicknesses of graphene.


Application Fields

 

The theoretical application fields of graphene include but are not limited to the following aspects:
In the field of electronics, silicon can be used as a substitute for chip materials, applied in transistors, integrated circuits, flexible screens, wearable devices, solar charging, etc;
In the field of heat dissipation materials: it can be used for heat dissipation of LED lamps and other products, with a system cost reduction of at least 30%. It can also be applied for heat dissipation of smartphones, tablets, high-power energy-saving LED lighting, satellite circuits, laser weapons, etc;
In the automotive field, it can be applied to automotive lubricants, power vehicles, night vision functions, tires, etc., greatly reducing the weight of the battery and reducing the overall weight of the vehicle, extending the battery life, and greatly improving the range and charging speed of electric vehicles;
Biomedical field: can be used for biosensors, drug delivery platforms, tissue engineering, biological imaging, etc;
Military industry: can be applied in aerospace and military industries, providing endless power for interstellar exploration, satellite orbit transformation, and other fields;
Energy field: can be used for new energy devices such as lithium-ion batteries, supercapacitors, solar cells, etc;
Composite materials field: can be used to produce new generation polymers and composite materials with stronger performance;
Sensor field: can be used for the diagnosis of glucose, cholesterol, hemoglobin, and cancer cells, and can also be used as a pH sensor to detect pollutants;
Coating field: can be used on various surfaces from glass to metal to improve corrosion resistance, new generation waterproof equipment, etc;
Conductive printing and packaging field: It can provide high conductivity, flexibility, high-speed printing, and low-temperature curing, opening the door to printed electronic products for special applications.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 69607440163

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4.7 ★★★★★
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Gsorme
Los Angeles, US
★★★★★ 4
Very impressive
Format: Paperback
I approached this one with caution and came away impressed, glad to have read it, and looking forward to the sequel. It's a fascinating and occasionally breathtaking novel. Hancock has a knack for writing compelling fiction. It's funny: often when people write reviews of his non-fiction books they'll say they read like good thrillers. This one is compelling as fiction but also had enough historical detail to keep me interested beyond the plot and to make me think about the Spanish conquest of Mexico in a different light. I was very grateful for the endnote by Hancock giving an overview of the types of "fictional" elements he introduced into the book (such as combining a couple of historical events into a single event in order to keep the appropriate pace for a novel) because this clarified things and allowed me to come away from the book with a deeper overall understanding of that period in history--which Hancock really does bring alive. Granted, this is Hancock's take on it--even non-fiction historical books have an author's "take" on events--but it seems to be a very well-informed take. Mixed in are supernatural elements and hints of the non-orthodox elements of history that Hancock is known for investigating in his non-fiction. For me, the blend was good. It's not a perfect novel. For example, the style of switching perspective from character to character from short chapter to short chapter was a bit jarring at first; I found it unnecessary and it ended up taking me out of the narrative for a few short moments. (Perhaps this was done to "hit the ground running" and introduce the large cast of characters and plot threads quickly; still, for me it was too much at first.) However, this stylistic approach shifts as the book goes on; the sequences become longer and occasionally blend together. Ultimately this worked, especially given the large cast and numerous plots the book juggles. If it hadn't worked, I would've put the book down; as it was, I did end up turning pages (on my Kindle) rather quickly and not getting bored. There is an immense amount of blood and gore. Very graphic. I won't pass judgment on it. It did give a pretty visceral impression of the whole human sacrifice element of the Mexica and other peoples, and of what battle was probably like at the time. Character-wise the book is diverse and interesting. There are a few semi-saccharine moments and lightly-drawn characters, but in general all are developed to help drive the story forward and to offer possible insights into their historical counterparts. Ultimately I guess we could call this a "sprawling epic," one that wraps up the first part of its story at the end but leaves a huge section to be developed in the next installment. I hope we don't have to wait too long. As I said at the beginning of this review, I didn't really know what to expect from this book but it really was quite fluid, exciting, surprising, and enlightening. Very impressive.
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Reviewed in the United States on August 3, 2013
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Jason M.
Natrona Heights, US
★★★★★ 5
Graham Hancock has woven a compelling tale of historical fiction that does not feel like history or fiction
Format: Kindle
This has been a relentless and compelling read from page one and comes from one of the most innovative thinkers of our time. Graham Hancock has woven a compelling tale of historical fiction that does not feel like history or fiction. Its characters are real and relatable for their humanity, their virtues, their vices, and their corruption. I especially enjoy his characterization of Montezuma and Cortes, two iconic characters from the pages of history who become living, breathing, understandable humans for the readers. The supernatural elements of the story are undeniably present, but they are handled in a way that blends into the tapestry of the story rather than as silly plot devices. Also, those same supernatural elements help throw into sharper relief the unimaginable brutality and horror of which both of these great civilizations on a collision course were capable. The violence is brutal and horrific, no doubt, but for me the gentleness and humanity of the author in describing it softens its impact. Also, even though the book ventures into some very dark, cruel times in human history, the goodness and humanity of many of the characters prevents the story from becoming a tale of despair or hopelessness. I am a fan of Graham Hancock's non-fiction work, and this book firmly cements him as a fiction author I will be revisiting. Superb!
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Reviewed in the United States on April 28, 2015
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Amazon Customer
Alexandria, US
★★★★★ 5
Cortes sails out of Cuba with a few hundred men under bad circumstances. He brings a priest along who rapes ...
Format: Paperback
Graham Hancock's War God is a novel about Cortes, the Spanish conquistador, taking over Central America in the 16th century. Although fiction, the author tells most of the story through the eyes of the Mexicas, Aztecs, Mayans, and Tlascans in the 1520s. The book begins with Montezuma tripping out on mushrooms, praying to the god Hummingbird, and sacrificing thousands of people on his pyramid. He is preparing for the return of Quetzalcoatl and wants to be ready. Two of the main characters, Malinal and Tozi, escape to influence history. Cortes sails out of Cuba with a few hundred men under bad circumstances. He brings a priest along who rapes and murders children. Other generals and captains help him first take over Ponchantan by using cannons and guns which the Mayans believe are supernatural powers. They defeat tens of thousands of people with advanced weaponry. Disappointed the city doesn't have much gold, they loot nearby towns and come up with almost nothing. They find their way to Tenochtitlan and take over instantly. Montezuma believes Cortes is Quetzalcoatl, the plumed serpent god, and doesn't even put up a fight. My Review: I bought this book because I like Graham Hancock's work on aliens and Ancient Aliens. I thought the story would have more of a supernatural twist. Tozi, one of the supporting characters, could turn invisible, but that was the extent of magic. The book fits in better with historical fiction. The story was an amazing epic. Hancock researched every angle possible, and put it into a highly entertaining story while teaching the reader about Central American history. I really loved the character of Malinal, a young woman forced into being a sex slave. Tozi the teenage witch was also interesting as she escaped from the sacrifice of Montezuma. Cortes was portrayed as a thoughtful leader who sought new lands and gold. I really enjoyed the book, but I do have one criticism. Hancock can get very wordy per my reading tastes, especially in battle scenes. Otherwise, this was a terrific read for anyone who loves history. 4.5/5 Stars http://dinaraeswritestuff.blogspot.com/
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Reviewed in the United States on October 11, 2015
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Alexander P. Simack
New York, US
★★★★★ 5
Hancock continues his exploration of good and evil -- Spoiler alert!
Format: Paperback
In this his second historical novel Graham Hancock continues his epic saga of good and evil, ancient civilizations, religions, the paranormal, and more. His recounting here of the warfare and perversity in the time of Cortes and Moctezuma is unflinching. One wonders at times what holds him in balance against the madness and carnage he depicts. There are romantic elements in the story, and a great innocence presented in the points of view of several young people of the time, and even in the personality of Cortes there are winsome elements presented, of which he must have held several in order to have become the inspired leader he became. One fascination I found is the possibility that the evil demon god of the Mexicas (popularly but inaccurately known by most as the Aztecs), Hummingbird (I won't attempt the Mexica spelling here!) may simply have been another face of the Christian god Peter, not the Peter of the New Testament but the later Peter of the Inquisition and the New World conquest. And what is this demon god up to today? I have been unable to find an update as to when Part Two of this story may be published. It does seem that GH, from a perusal of his fascinating Facebook page (see Author.GrahamHancock) has been working on it. For me it almost seems Part One is sufficient. I can fill in the outlines and projections from my own imagination. But this book is a splendid attempt at finding a mass audience, toward gaining a readership of awakening souls to help renovate our present day logjam and remove the Moctezuma's of our time. But will we, as Cortez, find ourselves unable to truly create something better? For interested readers I recommend several writers -- Jim Marrs on the Nazis' continuation after WWII, also his "Alien Agenda," David Wilcock's (a good friend and interviewer of GH) and Wes Penre's works, much of which are free online. The only real revolution is in the human heart.
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Reviewed in the United States on February 5, 2014
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Avid Book Junkie
Chelsea, US
★★★★★ 4
Not for the squeamish...
Format: Kindle
Let me start by saying that I'm a big fan of Mr Hancock's previous books,. I have purchased and five-starred most of them. His books are well researched, well written,lucid, and a pleasure to read. Also let me freely confess that I'm a total wimp when it comes to blood-letting, have been known to faint at the sight of blood. (delicate female here, LOL!) Anyways, while I'm sure that this book is, like all of his others, well written and interesting, I just couldn't get past the gore. Sorry, Graham -- not your fault, it's my own weakness. I really struggle with the star-rating thing here. Since the weakness is mine, and I know he's such a good writer, I'll do four stars instead of three or five -- that seems like a reasonable compromise. Hopefully he'll write another series in future that stars the good "gods" instead of the bad ones.
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Reviewed in the United States on November 30, 2014

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