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List of works by Christian Hagendorf

A measurement system for photoelectrochemical processes with high quality irradiation, temperature control and automated gas analysis

scientific article published on 3 March 2023

A measurement system for photoelectrochemical processes with high‐quality irradiation, temperature control, and automated gas analysis

scientific article published on 13 June 2023

A reference methodology for microplastic particle size distribution analysis: Sampling, filtration, and detection by optical microscopy and image processing

scientific article published on 23 December 2022

Abrasion testing of anti-reflective coatings under various conditions

scientific article published in June 2022

Active Temperature Control in Photoelectrochemical Measurements - Metrology for Artificial Photosynthesis

scientific article published on 4 January 2023

Advanced Metal Contamination Analysis for High Efficiency Solar Cell Manufacturing

scientific article published in August 2016

Advanced performance testing of anti-soiling coatings - Part II: Particle-size dependent analysis for physical understanding of dust removal processes and determination of adhesion forces

scientific article published in November 2019

Advanced performance testing of anti-soiling coatings – Part I: Sequential laboratory test methodology covering the physics of natural soiling processes

scholarly article

Analyses and Excess Oxygen Investigations by Scanning Transmission Electron Microscopy and Electron Energy Loss Spectroscopy at AlO x /Si Interfaces in Passivated Emitter and Rear Solar Cells

scientific article published on 14 July 2021

Cascade filter system tests for airborne nano‐ and microplastic particle analytics in a laboratory dust chamber

scientific article published on 14 December 2022

Coating the surface of Interconnected Cu2O Nanowire Arrays with HKUST-1 Nanocrystals via Electrochemical Oxidation

scientific article published on 10 May 2023

Coating the surface of interconnected CuO nanowire arrays with HKUST-1 nanocrystals via electrochemical oxidation

scientific article published on 24 August 2023

Combined Soiling and Abrasion Testing of Antisoiling Coatings

scientific article published in January 2020

Comparing Indoor and Outdoor Soiling Experiments for Different Glass Coatings and Microstructural Analysis of Particle Caking Processes

scientific article published in January 2018

Comprehensive analysis of soiling and cementation processes on PV modules in Qatar

scholarly article

Contact and Bulk Resistivity Screening for Advanced Crystalline Silicon Solar Cell Concepts by an Economical and Reliable Transfer Length Measurement Method Based on Laser Micro‐Patterning

scientific article published on 17 November 2020

Defect formation under high temperature dark-annealing compared to elevated temperature light soaking

scientific article published in December 2018

Design and application of a linear acceleration test setup for defect diagnostics in high-throughput transportation systems

scientific article published in 2023

Dew as a Detrimental Influencing Factor for Soiling of PV Modules

scholarly article

Elemental evolution of the SiO x F y self-masking layer of plasma textured silicon and its modification during air exposure

scientific article published on 9 February 2017

Enhancement of NiO x /Poly‐Si Contact Performance by Insertion of an Ultrathin Metallic Ni Interlayer

scientific article published on 31 May 2023

Evaluation of localized vertical current formation in carrier selective passivation layers of silicon solar cells by conductive AFM

scientific article published in 2019

Evolution of Corrosive Potential‐Induced Degradation at the Rear Side of Bifacial Passivated Emitter and Rear Solar Cells

scientific article published on 2 December 2021

Exfoliation methods for compositional and electronic characterization of interfacial Mo(Se x ,S y ) in Cu(In,Ga)(Se,S) 2 solar cells by X‐ray and UV photoelectron spectroscopy

scientific article published in March 2022

Explanation of potential-induced degradation of the shunting type by Na decoration of stacking faults in Si solar cells

Fast changing field effect passivation states due to potential induced degradation at the rear side of bifacial silicon solar cells

scientific article published in 2022

Fs-laser micro machining for μ-TLM resistivity test structures in photovoltaic TCO multilayers

scientific article published on 29 April 2016

Fundamentals of soiling processes on photovoltaic modules

scientific article published in December 2018

Gas analysis for photoelectrochemical water splitting - Fast, reliable and affordable: The advantages of a mobile GC system

scientific article published on 26 October 2022

Geometrical correction factors for finite-size probe tips in microscopic four-point-probe resistivity measurements

scientific article published on 11 December 2014

High-performance p-type multicrystalline silicon (mc-Si): Its characterization and projected performance in PERC solar cells

scientific article published in November 2018

High-resolution Optical and Electro-optical Microscopy for PV-modules

scientific article published in 2014

High-resolution structural investigation of passivated interfaces of silicon solar cells

scientific article published in November 2015

Impact of Samarium on the Growth of Epitaxial Bismuth Ferrite Thin Films

scientific article published on 28 February 2020

Improved lab-to-fab solar cell performance assessment by statistical data analysis in an automated, high-throughput metrology line

scientific article published in 2023

Indirect ablation of Cu(In, Ga)Se 2 -layers by ns pulses with a wavelength of 1342 nm

Indirect ablation of Cu(In, Ga)Se 2 -layers by ns pulses with a wavelength of 1342 nm

scientific article published in June 2016

Influence of Different Types of Recombination Active Defects on the Integral Electrical Properties of Multicrystalline Silicon Solar Cells

Influence of Slim Rod Material Properties to the Siemens Feed Rod and the Float Zone Process

scientific article published in 2014

Influence of soiling and moisture ingress on long term PID susceptibility of photovoltaic modules

scientific article published in 2019

Influence of the feedstock purity on the solar cell efficiency

scientific article published in November 2014

Interface Engineering in All-Oxide Photovoltaic Devices Based on Photoferroelectric BiFeCoO Thin Films

scientific article published on 26 November 2024

Interfacial oxides at metal/TCO junctions and ultra-low contact resistivity determination by micro transfer length measurements based on selective laser ablation

scientific article published in 2022

Intra-grain versus grain boundary degradation due to illumination and annealing behavior of multi-crystalline solar cells

scientific article published in December 2016

Investigations on the Formation of Stacking Fault-like PID-shunts

scientific article published in August 2016

Layer-selective lift-off processing in a TCO/Si thin film system by ultra-short (ps, fs) laser pulses

Layer-selective lift-off processing in a TCO/Si thin film system by ultra-short (ps, fs) laser pulses

scientific article published in June 2016

Local Corrosion of Silicon as Root Cause for Potential‐Induced Degradation at the Rear Side of Bifacial PERC Solar Cells

scientific article published on 30 May 2019

Localization of Inorganic Impurities in Silicon Samples by Sequential Etching and ICP-MS Detection

scientific article published in August 2016

Loss analysis and optimization of PV module components and design to achieve higher energy yield and longer service life in desert regions

scientific article published in December 2020

MACHINE LEARNING CONCEPTS IN MATERIAL ANALYTICS: CLASSIFICATION OF PLASTIC MATERIALS

scientific article published on 7 November 2022

Methods for resistivity and thickness measurements of high resistivity interfacial layers in photovoltaic TCO multilayers

Methods for resistivity and thickness measurements of high resistivity interfacial layers in photovoltaic TCO multilayers

scientific article published in June 2015

Micro Structural Root Cause Analysis of Potential Induced Degradation in c-Si Solar Cells

scientific article published in 2012

Microplastic Detection and Analysis in Water Samples

scientific article published in 2022

Microscale Contact Formation by Laser Enhanced Contact Optimization

scientific article published in January 2022

Microscopic Origins of Contact Deterioration During Annealing of Silicon Heterojunction Solar Cell Contacts

scientific article published in November 2023

Microscopic Study of Defect Luminescence between 0.72 - 0.85 eV by Optical Microscopy

scientific article published in 2014

Microstructural Analysis of Crystal Defects Leading to Potential-Induced Degradation (PID) of Si Solar Cells

scientific article published in 2013

Microstructural Analysis of Local Silicon Corrosion of Bifacial Solar Cells as Root Cause of Potential‐Induced Degradation at the Rear Side

scholarly article

Microstructural Analysis of Local Silicon Corrosion of Bifacial Solar Cells as Root Cause of Potential‐Induced Degradation at the Rear Side

scientific article published in September 2019

Microstructural analysis of the cementation process during soiling on glass surfaces in arid and semi‐arid climates

scientific article published on 29 June 2016

Microstructural identification of Cu in solar cells sensitive to light‐induced degradation

scientific article published on 10 January 2017

Microstructural investigation of LID sensitive mc-PERC solar cells

scientific article published in September 2017

Microstructure and recombination activity of grain boundaries from front and rear side during a LID-cycle of mc-PERC solar cells

scientific article published in June 2017

Microstructure of Void Formation Stages at Local Rear Contacts

scientific article published in August 2015

Minimizing electro-optical losses of ITO layers for monolithic perovskite silicon tandem solar cells

scientific article published in June 2023

Mitigation of soiling losses by smart heating and night tilting for ASC and standard PV module glass

scientific article published on 20 June 2021

Mobiler Prüfaufbau für Solarkraftwerke

scientific article published in February 2019

Nano-Chemical and Contact Resistivity Characterization of Parasitic Oxides at Metal/TCO Interfaces

scientific article published on 20 June 2021

Nanoporous membrane filter cascade for size‐selective analysis of nano‐ and microplastic particles

scientific article published on 11 December 2022

Nanoscopic studies of 2D‐extended defects in silicon that cause shunting of Si‐solar cells

scientific article published on 22 July 2015

On the transfer matrix of the supersymmetric eight-vertex model. I. Periodic boundary conditions

scholarly article published on 28 March 2018

Optimum PV module interconnection layout and mounting orientation to reduce inhomogeneous soiling losses in desert environments

scientific article published in June 2020

Outdoor performance of anti-soiling coatings in various climates of Saudi Arabia

scientific article published in January 2022

Overview of Well-Established c-Si-Based Solar Cell Concepts

scientific article published on 19 April 2023

Particle size-dependent adhesion forces and wind removal efficiency of anti-soiling coatings on textured solar glasses

scholarly article

Particle-Size-Dependent Analysis of the Impact of Temperature, Humidity, and Tilt Angle on Soiling

scientific article published in May 2023

Particle-size dependent parameter studies for laboratory soiling tests: influence of temperature, relative humidity and tilt angle

scientific article published on 14 June 2020

Polymer Foil Additives Trigger the Formation of Snail Trails in Photovoltaic Modules

scientific article published in 2014

Polymer foil additives trigger the formation of snail trails in photovoltaic modules

scientific article published in November 2014

Potential Induced Degradation Studies with high Temporal Resolution Reveal Changes of Field Effect Passivation States at the Rear Side of Bifacial Silicon Solar Cells

scientific article published on 20 June 2021

Potential-Induced Degradation (PID): Introduction of a Novel Test Approach and Explanation of Increased Depletion Region Recombination

scientific article published in May 2014

Potential-Induced Degradation of Bifacial PERC Solar Cells Under Illumination

scientific article published in November 2019

Pressure-dependent Ni-O phase transitions and Ni oxide formation on Pt(111): an in situ STM study at elevated temperatures

scientific article published on 20 February 2006

Quantification of Void Defects on PERC Solar Cell Rear Contacts

scientific article published in August 2016

Quantification of abrasion-induced ARC transmission losses from reflection spectroscopy

scientific article published in June 2019

Quick test for reversible and irreversible PID of bifacial PERC solar cells

scientific article published in January 2021

Rapid Determination of Organic Contaminations on Wafer Surfaces

Rapid Determination of Organic Contaminations on Wafer Surfaces

scientific article published in September 2014

Resilience of industrial PV module glass coatings to cleaning processes

scientific article published in September 2020

Resistor network modeling of microscopic transfer length measurements at bilayer systems for heterojunction solar cells

scientific article published in 2018

Root cause analysis on corrosive potential-induced degradation effects at the rear side of bifacial silicon PERC solar cells

scholarly article

Rotational force test method for determination of particle adhesion—from a simplified model to realistic dusts

scientific article published in July 2020

Scalable reactors for photoelectrochemical hydrogen production

scientific article published on 23 November 2022

Search for Microstructural Defects as Nuclei for PID-Shunts in Silicon Solar Cells

scientific article published in June 2017

Sodium Decoration of PID-s Crystal Defects after Corona Induced Degradation of Bare Silicon Solar Cells

scientific article published in August 2015

Sodium Outdiffusion from Stacking Faults as Root Cause for the Recovery Process of Potential-induced Degradation (PID)

scientific article published in 2014

Soiling induced nano-defects on aluminum telescope mirror coatings

scientific article published on 25 March 2022

Study of Pinhole Conductivity at Passivated Carrier-selected Contacts of Silicon Solar Cells

scientific article published in August 2016

Sum rules for the supersymmetric eight-vertex model

scientific article published in February 2021

Techno-Economic Assessment of Soiling Losses and Mitigation Strategies for Solar Power Generation ⬇️

scholarly article

Temperature-induced stoichiometric changes in thermally grown interfacial oxide in tunnel-oxide passivating contacts

scientific article published in December 2020

The Role of Nanotechnology for Microplastics, Packaging and Textiles Illustrated by Selected Examples

scientific article published in 2024

The role of stacking faults for the formation of shunts during potential‐induced degradation of crystalline Si solar cells

scientific article published on 14 March 2013

Thermal interdiffusion, microstructure and contact resistivity of NiOx/Ni/p+ poly-Si layer systems for perovskite/TOPCon tandem solar cells during annealing processes

scientific article published in October 2023

Thin film formation of wet chemically deposited NiOx and parasitic oxides at NiOx/Si interfaces during high-temperature annealing of selective contacts in perovskite/Si tandem solar cells

scientific article published in June 2022

Time‐Resolved Investigation of Transient Field Effect Passivation States during Potential‐Induced Degradation and Recovery of Bifacial Silicon Solar Cells

scientific article published on 20 May 2021

Toward efficient and industrially compatible fully textured perovskite silicon tandem solar cells: Controlled process parameters for reliable perovskite formation

scientific article published on 27 December 2023

Tunnel oxide passivated carrier-selective contacts based on ultra-thin SiO2 layers grown by photo-oxidation or wet-chemical oxidation in ozonized water

Tunnel oxide passivated carrier-selective contacts based on ultra-thin SiO2 layers grown by photo-oxidation or wet-chemical oxidation in ozonized water

scientific article published in June 2015

Ultrathin parasitic SiOz layer formation at annealed wet-chemical NiOx/Si interfaces in Perovskite/Si tandem solar cells

scientific article published in 2023

Ultrawide bandgap willemite-type Zn2GeO4 epitaxial thin films

scientific article published on 16 January 2023

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