Free carrier generation efficiency in organic photovoltaic films
The efficiency of charge carrier generation is a critical factor influencing the performance of photovoltaic devices. However, quantifying charge carrier generation can be challenging, with the
Carrier transport mechanisms and photovoltaic performance of
The study involves the analysis of temperature-dependent current–voltage (I – V), capacitance–voltage (C – V), and impedance spectroscopy (IS) characteristics of the solar cell, and
New insights into hot carrier solar cells: Increasing generation
Hot carrier solar cells, a concept introduced several decades ago, have long been seen as a potential breakthrough in solar energy technology. These cells could surpass the
Balancing carrier transport in interconnection layer for efficient
By exploring the fundamental mechanisms of carrier losses, we identify that imbalanced carrier transport, particularly inadequate hole transport in the organic subcell significantly limits the...
Understanding the Implication of Carrier Diffusion Length in
This is the important issue in such cells: most of the electron journey to the ohmic contact is spent in a region where there is no counter charge for the electron to recombine with. This
Hot Carrier Dynarfmics: A Perspective on their Potential to
The development of hot carrier solar cells (HCSCs), which seek to use photogenerated charge carriers before they lose surplus energy through thermalization, is one of the most promising strategies.
Photogenerated Carrier Transport Properties in Silicon Photovoltaics
In this work optical Hall effect measurements of a Si wafer solar cell under nominally dark and 1 sun illumination conditions are used to determine both majority and minority carrier transport properties.
Photogenerated Carrier Transport Properties in Silicon Photovoltaics
Electrical transport parameters for active layers in silicon (Si) wafer solar cells are determined from free carrier optical absorption using non-contacting optical Hall effect measurements.
Lateral-tandem organic photovoltaic cells with carrier transport and
We report the fabrication and operation of organic photovoltaic cells with lateral junctions and separated carrier-generating and carrier-transporting layers. Significant photocurrent increase
Long-Range Charge Carrier Transport in Planar Polymer Bulk
One-dimensional scanning optical beam-induced current (OBIC) measurements have been carried out on polymer bulk heterojunction (BHJ) photovoltaic cells with a planar, or lateral configuration.