Review of injection dependent charge carrier lifetime spectroscopy

Y Zhu, Z Hameiri - Progress in Energy, 2021 - iopscience.iop.org
Abstract Characterization and identification of recombination active defects in photovoltaic
(PV) materials are essential for improving the performance of solar cells, hence, reducing …

On the impact of dark annealing and room temperature illumination on p-type multicrystalline silicon wafers

C Vargas, G Coletti, C Chan, D Payne… - Solar Energy Materials …, 2019 - Elsevier
In the past few years, carrier-induced degradation (CID) in p-type multicrystalline silicon (mc-
Si) has been receiving significant attention. Recently, it has been reported that this material …

[HTML][HTML] Extracting the parameters of two-energy-level defects in silicon wafers using machine learning models

S Wang, B Wright, Y Zhu, Y Buratti, Z Hameiri - Solar Energy Materials and …, 2024 - Elsevier
This study introduces a pioneering machine learning (ML)-based methodology to
characterise two-level defects in the bulk of silicon wafers. Bulk defects have a critical impact …

Extracting bulk defect parameters in silicon wafers using machine learning models

Y Buratti, QT Le Gia, J Dick, Y Zhu… - npj Computational …, 2020 - nature.com
The performance of high-efficiency silicon solar cells is limited by the presence of bulk
defects. Identification of these defects has the potential to improve cell performance and …

Deep Learning Extraction of the Temperature-Dependent Parameters of Bulk Defects

Y Buratti, J Dick, Q Le Gia… - ACS Applied Materials & …, 2022 - ACS Publications
Bulk defects in silicon solar cells are a key contributor to loss of efficiency. To detect and
identify those defects, temperature-and injection-dependent lifetime spectroscopy is usually …

[PDF][PDF] Applications of the Newton-Raphson method in decision sciences and education

BC Truong, N Van Thuan, NH Hau… - Advances in Decision …, 2019 - drive.google.com
Abstract The Newton-Raphson (NR) method is one of the most important and popular
methods to determine an optimal solution in many applications in the decision sciences and …

Temperature‐Dependent Lifetime and Photoluminescence Measurements

Z Hameiri, Y Zhu - Photovoltaic Solar Energy: From …, 2024 - Wiley Online Library
Temperature‐dependent measurements are extensively employed in assessing
photovoltaic materials and devices. An obvious reason is that solar cells often operate at …

Defect parameters contour mapping: a powerful tool for lifetime spectroscopy data analysis

S Bernardini, TU Naerland, G Coletti… - physica status solidi …, 2018 - Wiley Online Library
Temperature‐and injection‐dependent lifetime spectroscopy (TIDLS) is extensively used for
the characterization of defects in silicon material for photovoltaic applications. By coupling …

Assessing the defect responsible for LeTID: temperature-and injection-dependent lifetime spectroscopy

MA Jensen, Y Zhu, EE Looney… - 2017 IEEE 44th …, 2017 - ieeexplore.ieee.org
Temperature-and injection-dependent lifetime spectroscopy (TIDLS) is employed to study
the defect responsible for light-and elevated temperature-induced degradation (LeTID). In …

A machine learning approach to defect parameters extraction: Using random forests to inverse the shockley-read-hall equation

Y Buratti, J Dick, Q Le Gia… - 2019 IEEE 46th …, 2019 - ieeexplore.ieee.org
Bulk defects in silicon wafers are key contributors to solar cell efficiency loss. The
identification and characterization of these defects are critical steps in the process of …