OP6160 Spiro-MeOTAD (CAS No. 207739-72-8)

Spiro-MeOTAD Description

Spiro-MeOTAD (2,2',7,7'-Tetrakis(N,N-di-p-methoxyphenylamin)-9,9'-spirobifluoren) is a widely used organic semiconductor material specifically developed as a hole transport material (HTM) in perovskite and other thin-film solar cells. It represents one of the key components in perovskite solar cells, where it facilitates the transport of "holes" (positive charge carriers) from the perovskite layer to the electrode, thereby contributing to the overall efficiency of the solar cell.

Spiro-MeOTAD Specification

Spiro-MeOTAD Applications

• Perovskite Solar Cells: Spiro-MeOTAD is primarily utilized in perovskite solar cells, contributing to high energy conversion efficiencies.
• Organic Light Emitting Diodes (OLEDs): Spiro-MeOTAD is also employed in the development of OLEDs as an effective hole transport layer.
• Dye-Sensitized Solar Cells (DSSC): Spiro-MeOTAD serves as an HTM in DSSCs, enhancing its versatility in thin-film photovoltaics.

Spiro-MeOTAD Packaging

Our Spiro-MeOTAD is carefully handled during storage and transport to maintain the quality of our product in its original condition.

10g/Glass bottle, or custom.

Frequently Asked Questions

Q1: Why is Spiro-MeOTAD important for perovskite solar cells?

Answer: Spiro-MeOTAD is crucial for perovskite solar cells as it efficiently transports holes (positive charge carriers) from the perovskite absorber layer to the electrode, thereby improving charge collection and reducing recombination losses. This contributes to the high efficiency of perovskite solar cells.

Q2: How does doping affect the performance of Spiro-MeOTAD?

Answer: Doping Spiro-MeOTAD with additives such as lithium bis(trifluoromethanesulfonyl) imide (Li-TFSI) and 4-tert-Butylpyridine (tBP) increases conductivity and hole mobility. These dopants enhance the efficiency of the solar cells by improving charge carrier mobility and reducing resistive losses.

Q3: Are there alternatives to Spiro-MeOTAD for use in solar cells?

Answer: Yes, researchers are developing alternative hole transport materials (HTMs) to replace or complement Spiro-MeOTAD. These alternatives aim to offer improved stability, lower costs, and enhanced performance. Examples include small molecules, polymers, and inorganic HTMs such as NiO and CuSCN.