model | SCIENTZ-CHF-5A | SCIENTZ-CHF-5B |
Voltage | 220V | 220V |
volume | 5L | 5L |
Reactor shape | Hexagonal type | Hexagonal type |
Can be placed in a container | Beakers or bottles below 1.5L | Beakers or bottles below 1.5L |
Ultrasonic power | 360W (adjustable 40-100%) | 720W (adjustable 40-100%) |
Ultrasonic frequency | 40KHz | 40KHz |
Temperature adjustable | Room temperature -80 ℃ | Room temperature -80 ℃ |
Computer timing | 1-999min | 1-999min |
Magnetic stirring speed | 50-1500r/min | 50-1500r/min |
Inlet and outlet water circulation system | have | have |
Configure inlet and outlet water pipe joints | have | have |
Product Description
The SCIENTZ-CHF ultrasonic two-dimensional material stripper from Xinzhi Biotechnology was developed by the Xinzhi Biotechnology R&D team with professional ultrasonic technology and mature instrument development experience, after years of research and repeated testing. The unique ultrasonic stirring function of the ultrasonic two-dimensional material peeler can achieve more perfect peeling treatment of related materials without damaging the crystal structure and lattice. The instrument has the characteristics of full functionality, new appearance, and reliable performance. The instrument adopts a large screen LCD display, centralized control by a central microcomputer, and a human-machine dialogue interface. The ultrasonic time, power, and temperature inside the tank can be set arbitrarily and have functions such as data storage. The product has been tested and qualified by the Technical Supervision Bureau.
working principle
Taking graphene separation preparation as an example, when ultrasound propagates in liquid, the graphite slurry produces high-frequency oscillations, forming cavitation bubbles in the liquid phase. Due to the much larger size of graphite than cavitation bubbles, the collapse of cavitation bubbles near graphite is asymmetric, resulting in high-speed micro jets directed towards the surface of graphite, causing local damage to its surface. High frequency ultrasound generates high-frequency oscillations in the graphite slurry, and due to the difference in oscillation frequency, multiple layers are formed in the container, continuously peeling off graphite into graphene, gradually peeling off graphite from the bottom layer to the top layer, and finally separating graphene continuously in the top layer.
Schematic diagram of ultrasonic exfoliation effect of layered MoS and WS in different solvents (Liquid exfoliation of layered materials. Science 340, 1226419 (2013)) |
application area
Two dimensional layered materials have excellent physicochemical properties and broad application prospects in electronics, lasers, catalysis, mechanics, and other fields. Since the first report of graphene in 2004, two-dimensional layered materials have become a new hotspot in materials science research.
Product Features
High security Equipped with parameter power-off memory, automatic stop for over temperature, over-voltage, over-current, and other functions |
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Digital display screen Large screen LCD display, real-time display of reaction temperature |
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Ensure completeness The crystal structure of the materials prepared by this product is not damaged and the lattice is intact |
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Flexible parameters Computer timing, adjustable ultrasound power and temperature |
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Ultrasonic stirring Simultaneously increasing stirring with ultrasound can make the material more evenly stressed and achieve a more perfect peeling effect |
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Strong universality MoS2 、WS2 、 Materials such as bulk graphite and hexagonal boron nitride have been experimentally tested and proven to be effective |