SKU: 17477034366

Single Layer WS2 on SiO2/Si

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Single Layer WS2 on SiO2/SiProduct Name Name: Single Layer WS2 on SiO2 Si Product Overview The CVD method (chemical vapor deposition) plays an important role in the preparation of disulfide materials, especially for the preparation of two dimensional layered metal disulfides such as molybdenum disulfide MoS2, tungsten disulfide WS2, etc. When preparing disulfide materials, CVD method utilizes gaseous precursors (such as metal source and sulfur source) to undergo chemical

Product Name

Name: Single Layer WS2 on SiO2/Si


Product Overview

 

The CVD method (chemical vapor deposition) plays an important role in the preparation of disulfide materials, especially for the preparation of two-dimensional layered metal disulfides such as molybdenum disulfide MoS2, tungsten disulfide WS2, etc. When preparing disulfide materials, CVD method utilizes gaseous precursors (such as metal source and sulfur source) to undergo chemical reactions on the heated substrate surface, generating the desired disulfide thin film. According to the type of target disulfide, common metal sources include metal powders, metal halides, etc., while sulfur sources include sulfur powder, hydrogen sulfide, etc.

Two dimensional layered metal dichalcogenides have attracted much attention due to their excellent optoelectronic properties, adjustable bandgap, and excellent air stability. CVD method, as one of the effective methods for preparing such materials, has broad application prospects in fields such as optoelectronic devices, sensors, and energy storage. For example, two-dimensional materials such as molybdenum disulfide and tungsten disulfide have been widely used in fields such as photodetectors, solar cells, and supercapacitors.


Technical Parameter

 

MoS2 Size: 20-50um

Oxide layer:300nm

Thickness: 0.6-0.8 nm

Substrate Size: 9mm x 9mm

Product Features

Large scale preparation: CVD method can prepare large-area and uniform disulfide films, meeting the needs of large-scale applications.

High quality: By optimizing reaction conditions, high-quality and high-purity disulfide films can be prepared with excellent physical and chemical properties.

Controllability: CVD method can accurately control parameters such as film thickness, morphology, and crystal quality, providing the possibility for preparing disulfide materials with specific functions.


Application Fields

 

Transistor: Two dimensional metal disulfide can be used to prepare high-performance transistors due to its unique electronic structure. CVD method can prepare large-area and high-quality thin films to meet the needs of transistor manufacturing.

Sensors: Disulfide materials are also widely used in the field of sensors, such as humidity sensors, gas sensors, etc. The disulfide thin film prepared by CVD method has excellent sensitivity and stability, which can improve the performance of sensors.

Photodetector: Two dimensional metal disulfide is widely used in photodetectors due to its excellent light absorption efficiency and adjustable bandgap

Supercapacitors: Disulfide films prepared by CVD method can provide larger active area and better electron transfer performance, thereby improving the energy density and power density of supercapacitors.

Tissue engineering: CVD technology can prepare materials with high biocompatibility and biological activity, which have potential applications in the field of tissue engineering. For example, disulfide materials can be used to prepare biological scaffolds or coatings, promoting cell growth and tissue repair.

Drug delivery: Disulfide films prepared by CVD method can also be used in drug delivery systems. These films can load drug molecules and control their release rate, achieving precise treatment.

Catalyst: Disulfide films prepared by CVD method have high specific surface area and uniform morphology, which is conducive to the catalytic reaction.

Flexible electronics: With the development of flexible electronics technology, two-dimensional metal dichalcogenides can be used to prepare electrodes or functional layers for flexible electronic devices due to their excellent flexibility and mechanical properties.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

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Dr. David Farrar
Whiting, US
★★★★★ 5
Good for lawyers and non lawyers alike
Format: Kindle
I recently read "The Tools of Argument: How the Best Lawyers Think, Argue, and Win" by Joel P. Trachtman and found it to be a valuable resource for improving argumentative skills. Whether you're a law student, practicing attorney, or interested in the art of persuasion, this book offers clear and practical insights. **Comprehensive and Accessible** Trachtman effectively breaks down complex legal concepts into understandable sections. The book progresses logically from basic to advanced techniques, using practical examples that make the content engaging and relevant. **Logical Structure** The book is well-organized into four main sections: the nature of argument, the structure of argument, the techniques of argument, and the application of argument. This structure aids comprehension and allows readers to build their skills progressively. **Practical Insights** The focus on practical application sets this book apart. Trachtman provides actionable advice with checklists, summaries, and exercises at the end of each chapter to reinforce learning and ensure readers can apply the techniques. **Engaging Style** Trachtman's writing is clear and approachable, avoiding overly technical jargon. His use of humor and personal anecdotes makes the content more relatable and easier to understand. **Versatile Application** While tailored for the legal field, the book's lessons extend to various professions and everyday situations. The principles of constructing and deconstructing arguments are valuable in many contexts, from business negotiations to everyday debates. **Conclusion** "The Tools of Argument" is a practical guide for anyone looking to enhance their argumentation skills. Trachtman's clear explanations and practical advice make this book a useful addition to any library. I recommend it for lawyers, students, and anyone interested in effective argumentation.
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Reviewed in the United States on May 16, 2024
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Russky
Louisville, US
★★★★★ 5
The best book for any person who wants to understand how ...
Format: Paperback
The best book for any person who wants to understand how American Courts work! At times we all ask questions like "How can this criminal get off on technicalities if it is obvious that he/she committed crime?", or "How can this be fair?" or "How can a lawyer defend this "bad guy/girl"? This is totally wrong! He/she is a criminal!" The author explains the difference between law and common sense, law and ethics, understanding of crime in legal terms and in laymen words.The book closely examines the logical reasoning of the law professionals , demonstrating the "tricks" used in court rooms. Fascinating reading!!! WARNING: the book will not prepare you to go to court and defend your case! This is not a "how-to" manual for folks who are planning to go to court. Hire a lawyer if need be. However, if you want to learn how to present and defend your point (any point, not just legal issues) as an intelligent and convincing person, this book is for you! Chances are, by the time you are done with debating your next case, your opponents will at least respect your opinion (or hate your guts, which still might give you some satisfaction). This book is for anyone who wants to boost up their skills in logical persuasion, finding loopholes in opponent's logical reasoning. Lots of interesting and valuable information for a pretty small price! It is written in a short and clear format: each chapter discusses specific idea, giving examples from court cases and average daily life (parent-child, husband-wife, employee-supervisor), concluding with a practical application summary argument vs. counterargument. So, no reason to read the entire book from beginning to end. One can just pick any chapter and read about how this or that legal (logical) rule can be applied in daily life.
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Reviewed in the United States on February 29, 2016
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Danielle
Phoenix, US
★★★★★ 5
Good legal read
Format: Paperback
I enjoyed reading this book and got a few universal tips as well
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Reviewed in the United States on November 13, 2025
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Travis H.
Pawtucket, US
★★★★★ 4
Very good book for legal arguments
Format: Paperback
This is a very good book for leaning how to make and use legal arguments.
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Reviewed in the United States on May 29, 2024
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Dennis Zieman
Grantham, US
★★★★★ 5
How the Best Lawyers Think
Format: Paperback
I have only look around in it. When I read it I am sure it will keep my interest.
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Reviewed in the United States on April 14, 2026

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