Ultrasonic Spraying of Precursor Solution
Ultrasonic spraying technology is an advanced spraying method that is widely used in scientific research and industrial production, especially in the fields of materials science and new energy. In the process of preparing perovskite solar cells and electrochemical energy storage devices such as zinc ion batteries, the spraying quality of the precursor solution is directly related to the performance of the final product.
Steps and advantages of ultrasonic spraying of precursor solution
Step overview:
- Precursor solution preparation: First, the required perovskite precursor solution or active material solution of the electrochemical energy storage device needs to be accurately prepared.
- Ultrasonic atomization: The precursor solution is atomized using an ultrasonic spraying syringe. Ultrasonic waves generate high-frequency pressure waves through oscillation, so that the particles in the solution are atomized into nano-scale tiny particles.
- Spraying process: The atomized solution particles are carried by the carrier gas and evenly sprayed onto the pre-prepared substrate material.
- Drying and curing: The wet film sprayed on the substrate is dried at a certain temperature, and the solvent evaporates to form a solid perovskite film or active material layer.
Advantages:
- High uniformity: Ultrasonic spraying can achieve highly uniform coatings, improve material utilization and spraying efficiency.
- Precise control: By adjusting the ultrasonic frequency, amplitude and spraying parameters such as solution flow rate, carrier gas flow rate, etc., the thickness and morphology of the film can be precisely controlled.
- Reducing defects: Ultrasonic spraying helps to reduce defects that may occur during the film formation process, such as bubbles, cracks, etc.
- Improving repeatability: The high repeatability of the spraying process helps to achieve batch-to-batch performance consistency.
Application cases
- Perovskite solar cells: Ultrasonic spraying technology can be used to prepare the light-absorbing layer of perovskite solar cells. By optimizing the spraying parameters, perovskite films with good photoelectric properties can be obtained.
- Electrochemical energy storage devices: Ultrasonic spraying is used to construct an organic-inorganic hybrid layer on the surface of zinc metal, which helps to stabilize the zinc metal negative electrode and improve the performance of electrochemical energy storage devices.
Conclusion
Ultrasonic spraying of precursor solution is an effective preparation method, which achieves a high degree of control over the quality of the film through precise atomization and spraying processes. This method shows its unique advantages in the research and development and production of new energy materials, and helps promote scientific and technological progress and industrial development in related fields.
About Cheersonic
Cheersonic is the leading developer and manufacturer of ultrasonic coating systems for applying precise, thin film coatings to protect, strengthen or smooth surfaces on parts and components for the microelectronics/electronics, alternative energy, medical and industrial markets, including specialized glass applications in construction and automotive.
Our coating solutions are environmentally-friendly, efficient and highly reliable, and enable dramatic reductions in overspray, savings in raw material, water and energy usage and provide improved process repeatability, transfer efficiency, high uniformity and reduced emissions.
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