Charge Transport and Charge Recombination Processes in Organic ...

The operations of devices using organic semiconductors as active elements rely on a number of common processes, among which charge transport and charge ...

Charge Transport and Charge Recombination

Charge carrier transport and carrier recombination govern the operation of all electronic devices, including those utilizing organic semiconductors. Thus, ...

Charge transport in organic semiconductors - Oxford Academic

Methods of measuring mobility, background charge densities, and quantifying charge recombination are described. Doping of organics using both molecular and ...

(PDF) Charge Transport and Recombination in Organic Solar Cells ...

The process of charge recombination is contingent upon the mobility of charge carriers. Increased mobility results in enhanced charge extraction and reduced ...

Charge carrier recombination in organic solar cells - ScienceDirect

Often the excited electron–hole pairs recombine back to the ground state in a process known as geminate recombination before they ever fully dissociate into ...

Chapter 5: Charge Recombination in Organic Solar Cells

Charge recombination can be classified in many ways: based on the location in the device (bulk vs surface), based on whether it involves the emission of a ...

Understanding charge transport and recombination losses in high ...

The photovoltaic performance of organic solar cells can be enhanced by achieving a fundamental understanding of the key processes that govern the device ...

Charge transport and recombination in heterostructure organic light ...

Specifically, in the diode configuration both transient (e.g., Time-of-Flight [25], photo-Charge Extraction in Linearly Increasing Voltage [photo-CELIV] [26]) ...

Charge carrier recombination - (Organic Photovoltaics) - Fiveable

Charge carrier recombination refers to the process where free charge ... charge carrier recombination by providing optimal energy levels for charge transport.

Chapter 5: Charge Recombination in Organic Solar Cells

The recombination of photogenerated charge carriers is the most important loss mechanism in organic solar cells. This chapter first gives an overview of the ...

charge transport and recombination in polymer light-emitting diodes

This article reviews the basic physical processes of charge transport and recombination in organic semiconductors. As a workhorse, LEDs based on a single ...

Charge Generation and Recombination in Organic Solar Cells

In particular, it must be clarified how charges are generated, which involves light absorption, the splitting of the exciton at a donor–acceptor junction and ...

A Comparison of Charge Carrier Dynamics in Organic and ...

Carrier mobility is critical in determining the kinetics of charge transport to the device contacts for collection by the external circuit. For ...

Review on Charge Carrier Transport in Inorganic and Organic ...

Carrier recombination is a reverse process to carrier generation. In the case of recombination, excited charge carriers, such as electrons which are available ...

Single-layered organic photovoltaics with double cascading charge ...

The donor and acceptor chemical structures afford control over electronic structure and charge-transfer state energy levels, enabling ...

Charge Recombination - (Organic Photovoltaics) - Fiveable

Charge recombination is the process by which an electron ... mechanisms of charge transport, and the role of interfacial layers ... To minimize charge recombination ...

Charge Recombination in Organic Photovoltaic Devices with High ...

A detailed charge recombination mechanism is presented for organic photovoltaic devices with a high open-circuit voltage.

How to Reduce Charge Recombination in Organic Solar Cells ...

Both systems behave very similarly with respect to charge generation and transport, but differ significantly in bimolecular recombination.

Effect of Imbalanced Charge Transport on the Interplay of Surface ...

Surface recombination has a major impact on the open-circuit voltage ( V O C ) of organic photovoltaics. Here, we study how this loss ...

Reduced bimolecular charge recombination in efficient organic solar ...

Bimolecular charge recombination is one of the most important loss processes in organic solar cells. However, the bimolecular recombination ...