Heiko Kempa

Martin Luther University Halle-Wittenberg

Germany

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Articles (10)

Year:

2025

Year:

2025

Year:

2025

Year:

2025

Year:

2024

Year:

2024

Year:

2023

Year:

2023

Year:

2022

Year:

2022

Collaborators (2)

Stefan Paetel

Head of CIGS Group

GERMANY

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Chang-Yun Song

Martin Luther University Halle-Wittenberg

GERMANY

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Heiko Kempa

Research Interests

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Articles (10)

Assessment of transparent conductive oxides as back contacts for inline-fabricated Cu(In,Ga)Se2 solar cells

Structural analyses and photovoltaic device simulations in two and three dimensions applied to Ag-alloyed Cu(In,Ga)Se2 solar cells

Effect of Ga Variation on the Bulk and Grain‐Boundary Properties of Cu(In,Ga)Se<sub>2</sub> Absorbers in Thin‐Film Solar Cells and Their Impacts on Open‐Circuit Voltage Losses

Ultrathin Cu(In,Ga)Se2 solar cells: enhanced absorption by nanotextured functional back contacts

Role of Ag Addition on the Microscopic Material Properties of (Ag,Cu)(In,Ga)Se2 Absorbers and Their Effects on Losses in the Open‐Circuit Voltage of Corresponding Devices

Toward digital twins by one-dimensional simulation of thin-film solar cells: Cu(In,Ga)Se2 as an example

Effects of ITO based back contacts on Cu(In,Ga)Se2 thin films, solar cells, and mini-modules relevant for semi-transparent building integrated photovoltaics

Effects of ITO based back contacts on Cu(In,Ga)Se2 thin films, solar cells, and mini-modules relevant for semi-transparent building integrated photovoltaics

Highly crystalline In2S3 thin films epitaxially grown on sapphire substrates

Comparison of Mo and ITO back contacts in CIGSe solar cells: Vanishing of the main capacitance step

Collaborators (2)

Stefan Paetel

Chang-Yun Song

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