OOIR: Observatory of International Research

Papers

(The median citation count of Progress in Photovoltaics is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Shingle cell IV characterization based on spatially resolved host cell measurements	551
Daylight photoluminescence imaging of photovoltaic systems using inverter‐based switching	457
Design of shading‐ and hotspot‐resistant shingled modules	430
CuIn (Se,Te)₂ Absorbers With Bandgaps <1 eV for Bottom Cells in Tandem Applications	394
Ultrathin GaAs solar cells with a high surface roughness GaP layer for light‐trapping application	310
A thermodynamic evaluation of metal halides for the recrystallization of Cu(In,Ga)Se₂	275
Fully printed organic solar modules with bottom and top silver nanowire electrodes	128
Progress of plated metallization for industrial bifacial TOPCon silicon solar cells	79
Ultra‐thin electron collectors based on nc‐Si:H for high‐efficiency silicon heterojunction solar cells	79
Silicon‐based passivating contacts: The TOPCon route	76
Cover Image	74
Issue Information	71
Editorial for Stuart Wenham Special Issue	69
	67
Enhanced Performance of Perovskite Solar Cells Through the Application of Pure Natural Centella asiatica Extract Additives	63
Issue Information	57
Thermally stable poly‐Si tunnel junctions enabling next‐generation high‐efficiency Si solar cells	49
Future‐proofing photovoltaics module reliability through a unifying predictive modeling framework	49
Updated sustainability status of cadmium telluride thin‐film photovoltaic systems and projections	48
Impact of excitation energy on hot carrier properties in InGaAs multi‐quantum well structure	47
Measuring the device‐level EQE of multi‐junction photonic power converters	45
Onymous early‐life performance degradation analysis of recent photovoltaic module technologies	45
Photovoltaics literature survey (No. 169)	43
Temperature and illumination dependence of silicon heterojunction solar cells with a wide range of wafer resistivities	43
Thermodynamic Limit on the Open Circuit Voltage of Solar Cells	42

Impact of string connection and contact defects on electrical current distribution in solar cells and modules: A model validated by magnetic field imaging	41
Alternative alkali fluoride post‐deposition treatment under elemental sulfur atmosphere for high‐efficiency Cu(In,Ga)Se₂‐based solar cells	38
Transformations in Perovskite Photovoltaics: Film Formation, Processing Conditions, and Recovery Outlook	34
Performance of shingled solar modules under partial shading	34
Development of Novel Frontsheets With Protective Coatings to Increase the Durability and Reliability of Glass‐Free Lightweight PV Modules	33
Cover Image	33
Silver‐lean metallization and hybrid contacts via plating on screen‐printed metal for silicon solar cells manufacturing	33
Issue Information	33
Photovoltaics literature survey (No. 176)	32
Issue Information	29
Photovoltaics literature survey (No. 181)	28
Photoluminescence imaging of silicon modules in a string	28
Cover Image	28
Daylight Photoluminescence Imaging: Quantitative Analysis of String Voltage Mismatch and Balancing Currents	28
Industrial‐Scale Preparation of Nanocrystalline n‐Type Silicon Oxide Front Contacts Using N₂O as an Oxygen Source for High‐Efficiency Silicon Heterojunction Solar Cells	28
Toward more reliable measurement procedures of perovskite‐silicon tandem solar cells: The role of transient device effects and measurement conditions	27
Defect‐induced current coupling in multi‐junction solar cells revealed by absolute electroluminescence imaging	26
Influence of Substrate on Sb₂Se₃/CdS Heterojunction Thin Film Solar Cells and Evaluation of Their Performance by Dark J‐V Analysis	26
Trans‐oceanic subsurface photovoltaic performance	26
Light management of PERC solar cell with the front and back dielectric multilayers	25
A collaborative framework for unifying typical multidimensional solar cell simulations – Part I. Ten common simulation steps and representing variables	25
Towards a graphene transparent conducting electrode for perovskite/silicon tandem solar cells	24
Analysis and mitigation of nonuniform soiling distribution on utility‐scale photovoltaic systems	24
Comprehensive review on performance, reliability, and roadmap of c‐Si PV modules in desert climates: A proposal for improved testing standard	24
Post‐Mortem Analysis of Building‐Integrated Flexible Thin Film Modules	23
Technology evolution of the photovoltaic industry: Learning from history and recent progress	23
Issue Information	23
Perovskite Solar Cell Stability Analysis Using Entropy‐Based Support Vector Machines Learning	23
Cover Image	23
Sustainability of photovoltaic technologies in future net‐zero emissions scenarios	22
Evaluation of bifacial module technologies with combined‐accelerated stress testing	22
A Gaussian Process Regression IV Model for PV Outdoor Data	22
Accelerated lifetime testing of thin‐film solar cells at high irradiances and controlled temperatures	22
Interlaboratory comparison of voltage sweep methods used for the electrical characterization of encapsulated high‐efficiency c‐Si solar cells	21
Issue Information	21
Experimental and theoretical EBIC analysis for grain boundary and CdS/Cu (In, Ga)Se₂ heterointerface in Cu (In, Ga)Se₂ solar cells	21
A comparative study on alternative industrial manufacturing routes for bifacial n‐PERT silicon solar cells	20
Intrinsic performance loss rate: Decoupling reversible and irreversible losses for an improved assessment of photovoltaic system performance	20
Overview of key results achieved in H2020 HighLite project helping to raise the EU PV industries' competitiveness	20
Improvements in ultra‐light and flexible epitaxial lift‐off GaInP/GaAs/GaInAs solar cells for space applications	20
Approaches for III‐V/Si tandem solar cells and comparative studies on Si tandem solar cells	19
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Light‐Soaking Effects in High‐Efficiency Cu(In,Ga)Se₂ and (Ag,Cu)(In,Ga)Se₂ Solar Cells	19
Issue Information	19
Higher‐Efficiency TOPCon Solar Cells in Mass Production Enabled by Laser‐Assisted Firing: Advanced Loss Analysis and Near‐Term Efficiency Potential	19
Cover Image	18
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Performance and durability of electrically conductive tape for shingled Si heterojunction technology cells	18
Study of the reverse I–V in component subcells of III–V multijunction space solar cells	18
Manufacturing process for III–V multijunction solar cells on germanium substrates with a total thickness below 60 microns	18

Composition dependence of electronic defects in CuGaS₂	18
Towards a quantification of thermal and thermomechanical stress for modules in building‐integrated photovoltaics configurations	18
Environmental fatigue crack growth of PV glass/EVA laminates in the melting range	18
TOPCon shingle solar cells: Thermal laser separation and passivated edge technology	18
Versatile implied open‐circuit voltage imaging method and its application in monolithic tandem solar cells	17
Photovoltaics literature survey (No. 191)	17
Perovskite solar cell technology scaling‐up: Eco‐efficient and industrially compatible sub‐module manufacturing by fully ambient air slot‐die/blade meniscus coating	17
Enhancing the Efficiency and Stability of CsFA‐Based Perovskite Solar Cells: Defect Passivation Using Indoline‐Based D–π–A Configured Molecule as Additive	17
Effect of Iron Contamination and Polysilicon Gettering on the Performance of Polysilicon‐Based Passivating Contact Solar Cells	17
Practical design of an optical filter for thermal management of photovoltaic modules	16
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Photovoltaics literature survey (no. 172)	16
Photovoltaics literature survey (No. 177)	16
Towards market commercialization: Lifecycle economic and environmental evaluation of scalable perovskite solar cells	16
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Photostable Inorganic Perovskite Absorber via Thermal Evaporation for Monolithic Perovskite/Perovskite/Silicon Triple‐Junction Solar Cells	16
Realizing SnF₂‐TMAB passivated lead‐free formamidinum perovskite solar cells with doctor‐bladed carbon electrode	16
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Multi‐Annual Year‐on‐Year: Minimising the Uncertainty in Photovoltaic System Performance Loss Rates	15
Artificial ground reflector size and position effects on energy yield and economics of single‐axis‐tracked bifacial photovoltaics	15
High‐performance perovskite/silicon heterojunction solar cells enabled by industrially compatible postannealing	15
Achievement of 25.54% power conversion efficiency by optimization of current losses at the front side of silicon heterojunction solar cells	15
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Double‐sided nano‐textured surfaces for industry compatible high‐performance silicon heterojunction and perovskite/silicon tandem solar cells	15
Temperature sensitivity maps of silicon wafers from photoluminescence imaging: The effect of gettering and hydrogenation	15
Understanding Localized Current Leakage in Silicon‐Based Heterojunction Solar Cells	14
LeTID mitigation via an adapted firing process in p‐type PERC cells from SMART cast‐monocrystalline, Czochralski and high‐performance multicrystalline silicon	14
Issue Information	14
Note	14
Cover Image	14
Performance evaluation of procedures used to correct measured I‐V characteristics of photovoltaic modules for temperature and irradiance	14
Life cycle assessment of photovoltaic module backsheets	13
Evaluation of thermal boundary conditions in floating photovoltaic systems	13
The Influence of MoS₂ Thickness on the Efficiency of Solar Energy Conversion in TiO₂/MoS₂/P3HT Cells	13
High‐low refractive index stacks as antireflection coatings on triple‐junction solar cells	13
How to assess the electrical quality of solar cell interconnection in shingle solar modules	13
Estimation for iron contamination in Si solar cell by ideality factor: Deep neural network approach	12
Dynamic material flow analysis of silicon photovoltaic modules to support a circular economy transition	12
Sustainability evaluations on material consumption for terawatt‐scale manufacturing of silicon‐based tandem solar cells	12
Soiling mitigation potential of glass coatings and tracker routines in the desert climate of Saudi Arabia	12
Effect of inhomogeneous loads on the mechanics of PV modules	12
Failure diagnosis and trend‐based performance losses routines for the detection and classification of incidents in large‐scale photovoltaic systems	12
Mass production of crystalline silicon solar cells with polysilicon‐based passivating contacts: An industrial perspective	12
Accelerated degradation of photovoltaic modules under a future warmer climate	11
Performance degradation assessment of the three silicon PV technologies	11
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Crosslinking Behavior of Ethylene‐Vinyl Acetate Copolymer Encapsulants in Dependence of the Additive Composition	11
Photovoltaics literature survey (No. 186)	11
Physics‐Based Machine Learning Electroluminescence Models for Fast yet Accurate Solar Cell Characterization	11
Photovoltaic integration in curved parts: Mechanical limits and key parameters from a theoretical point of view	11
On the equilibrium electrostatic potential and light‐induced charge redistribution in halide perovskite structures	10
Optimizing Photovoltaic Soiling Loss Predictions in Louisiana: A Comparative Study of Measured and Modeled Data Using a Novel Approach	10
Investigation of Potential‐Induced Degradation and Recovery in Perovskite Minimodules	10
Fully Integrated and System‐Optimized Electronic Solutions on Solar Modules	10
Advanced photoluminescence imaging using non‐uniform excitation	10
Fourteen percent efficiency ultrathin silicon solar cells with improved infrared light management enabled by hole‐selective transition metal oxide full‐area rear passivating contacts	10
Unveiling the mechanism of attaining high fill factor in silicon solar cells	10
Hot‐carrier solar cells and improved types using wide‐bandgap energy‐selective contacts	10
Dynamic Calibration of Injection‐Dependent Carrier Lifetime From Time‐Resolved Photoluminescence of Thin‐Film Photovoltaic Semiconductors	9
Wet leakage resistance development of modules with various backsheet types	9
Literature survey	9
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Albedo measurements and energy yield estimation uncertainty for bifacial photovoltaic systems	9
Impact on generation and recombination rate in Cu₂ZnSnS₄ (CZTS) solar cell for Ag₂S and In₂Se₃ buffer layers with CuSbS₂ back surface	9
Towards bifacial silicon heterojunction solar cells with reduced TCO use	9
Closing the gap between n‐ and p‐type silicon heterojunction solar cells: 24.47% efficiency on lightly doped Ga wafers	9
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Identifying dominant recombination locations in double‐graded Cu(In_1‐xGa_x)(Se_1‐yS_y)₂ solar cells and their impact on the performance at different	9
Lithography‐free fabrication of a local contact interlayer for Si‐based tandem solar cells	9
Performance analysis outcome of a 19‐MWp commercial solar photovoltaic plant with fixed‐tilt, adjustable‐tilt, and solar tracking configurations	9
Issue Information	9
Extended detailed balance modeling toward solar cells with cement‐based radiative coolers	9
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Open‐source photovoltaic model pipeline validation against well‐characterized system data	8
Solar Cell Efficiency Tables (Version 66)	8
Photovoltaics literature survey (No. 190)	8
The fabrication of flexible and large‐size inverted metamorphic five‐junction solar cells	8

Mapping the Partial Shading Degradation in a Monolithically Integrated Perovskite Module	8
Comparison of Mo and ITO back contacts in CIGSe solar cells: Vanishing of the main capacitance step	8
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PHOTOVOLTAICS LITERATURE SURVEY (No. 184)	8
Impact of agricultural atmospheric pollutants on the opto‐electrical performance of CIGS solar cells	8
Bifacial silicon heterojunction solar cells using transparent‐conductive‐oxide‐ and dopant‐free electron‐selective contacts	8
Photovoltaic fleet degradation insights	8
Issue Information	8
Electrochemical mechanisms of leakage‐current in photovoltaic modules	8
Erratum to “Investigation on Effects of the Laser‐Enhanced Contact Optimization Process With Ag Paste in a Boron Emitter for n‐TOPCon Solar Cell”	8
Optical modeling and characterization of bifacial SiN_x/AlO_x dielectric layers for surface passivation and antireflection in PERC	7
Review of the mechanisms for the phonon bottleneck effect in III–V semiconductors and their application for efficient hot carrier solar cells	7
Global prediction of the energy yields for hybrid perovskite/Si tandem and Si heterojunction single solar modules	7
Issue Information	7
Development and improvement of a transient temperature model of PV modules: Concept of trailing data	7
Precisely nanostructured HfO₂ rear passivation layers for ultra‐thin Cu(In,Ga)Se₂	7
Exploring the Synthesis of Cu₂(Zn,Cd)SnS₄ at High Temperatures as a Route for High‐Efficiency Solar Cells	7
Identifying methods to reduce emission intensity of centralised Photovoltaic deployment for net zero by 2050: Life cycle assessment case study of a 30 MW PV plant	7
On outdoor testing procedures of large samples of PV modules	7
J–V Hysteresis Behavior Circuit Modeling and Power Improvement Solutions With MPPT in Perovskite Photovoltaic Cells	7
Sensitivity of accuracy of various standard test condition correction procedures to the errors in temperature coefficients of c‐Si PV modules	7
Issue Information	7
Carrier‐selective contacts using metal compounds for crystalline silicon solar cells	7
Chemical and Electronic Structure of the i‐ZnO/In_xS_y:Na Front Contact Interface in Cu(In,Ga)(S,Se)₂ Thin‐Film Solar Cells	6
Comparative study of cadmium telluride solar cell performance on different TCO‐coated substrates under concentrated light intensities	6
Oxygen‐alloyed poly‐Si passivating contacts for high‐thermal budget c‐Si heterojunction solar cells	6
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Time‐varying, ray tracing irradiance simulation approach for photovoltaic systems in complex scenarios with decoupled geometry, optical properties and illumination conditions	6
Dipoles and defects caused by CO₂ plasma improve carrier transport of silicon solar cells	6
Evidence of hot carrier extraction in metal halide perovskite solar cells	6
An adaptive modeling for bifacial solar module levelized cost and performance analysis for mining application	6
Modeling of transport in carrier‐selective contacts in silicon heterojunction solar cells	6
A route towards high‐efficiency silicon heterojunction solar cells	6
Industrial‐Scale Silicon Heterojunction Photovoltaic Module Towards 25% Efficiency Enabled by High‐Quantum‐Yield CaSrSiO₄:Ce³⁺ Inorganic Downshifting Materials	5
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Local p + Poly‐Si Passivating Contacts Realized by Direct FlexTrail Printing of Boron Ink and Selective Alkaline Etching for High Efficiency TOPCon Based Solar Cells	5
Determination of dominant recombination site in perovskite solar cells through illumination‐side‐dependent impedance spectroscopy	5
Issue Information	5
Enhancing Power Generation Efficiency of CdTe Photovoltaic Cells With Si‐CQDs@PVA Thin Films: A Green and Effective Approach	5
Application of metal, metal‐oxide, and silicon‐oxide based intermediate reflective layers for current matching in autonomous high‐voltage multijunction photovoltaic devices	5
Dynamic Solar Panel Orientation for Maximizing Efficiency Based on Trajectory of the Sun	5
Transparent backsheets for bifacial photovoltaic (PV) modules: Material characterization and accelerated laboratory testing	5
Photovoltaic system monitoring and fault detection using peer systems	5
Effects of (i)a‐Si:H deposition temperature on high‐efficiency silicon heterojunction solar cells	5
Analysis of the degradation of amorphous silicon‐based modules after 11 years of exposure by means of IEC60891:2021 procedure 3	5
Susceptibility to polarization type potential induced degradation in commercial bifacial p‐PERC PV modules	5
Impact of Rapid Thermal Processing on Bulk Lifetime and Surface Recombination Velocity of Crystalline Silicon With Passivating Tunnel Oxide Contacts	5
Issue Information	5
Microstructured antireflective encapsulant on concentrator solar cells	5
Cover Image	5
Sustainable Solar Module Through the Substitution of Materials by Renewable Encapsulation, Recycled Backsheet, and Lead‐Free Interconnection	5
Study on selective emitter fabrication through an innovative pre‐diffusion process for enhanced efficiency in TOPCon solar cells	5
Single‐Axis Tracking and Bifacial Gain on Sloping Terrain	5
24.58% efficient commercial n‐type silicon solar cells with hydrogenation	5
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Corrigendum	5
Half and full solar cell efficiency binning by deep learning on electroluminescence images	5
Issue Information	5
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Investigation of dominant degradation mode in field‐aged photovoltaic modules using novel differential current‐voltage analysis approach	5
Predicting encapsulant delamination in photovoltaic modules bridging photochemical reaction kinetics and fracture mechanics	4
Photovoltaics literature survey (no. 182)	4
Comparison of firing stability between p‐ and n‐type polysilicon passivating contacts	4
Extended Failure Mode and Effects Analysis for Development of Hot Desert Test Cycle Proposal	4
Organic/silicon nanowires hybrid solar cells using isobutyltriethoxysilane incorporated poly(3,4‐ethylenedioxythiophene):poly (styrenesulfonate) as hole transport layer	4
Overcoming optical‐electrical grid design trade‐offs for cm²‐sized high‐power GaAs photonic power converters by plating technology	4
Issue Information	4
Colored optic filters on c‐Si IBC solar cells for building integrated photovoltaic applications	4
Blind photovoltaic modeling intercomparison: A multidimensional data analysis and lessons learned	4
An Updated Simplified Energy Yield Model for Recent Photovoltaic Module Technologies	4
Cover Image	4
Photovoltaics Literature Survey (No. 198)	4
Improved Robustness Against Thermal Stress for Building‐Integrated PV Modules Built on Aluminum Façade Elements	4
The silver learning curve for photovoltaics and projected silver demand for net‐zero emissions by 2050	4
Towards Contactless Daylight Photoluminescence of PV Strings During Operation by Electrical Modulation	4
Extraction and microscopic analysis of partial shading‐induced defects in a commercial CIGS PV module	4
Cover Image	4
Performance degradation of commercial Ga‐doped passivated emitter and rear cell solar modules in the field	4
Electrical Performance, Loss Analysis, and Efficiency Potential of Industrial‐Type PERC, TOPCon, and SHJ Solar Cells: A Comparative Study	4
Photovoltaics Literature Survey (No. 192)	4
Is a passivated back contact always beneficial for Cu (In,Ga)Se₂solar cells?	4
In situ quantification of temperature and strain within photovoltaic modules through optical sensing	4
Tips and Tricks for a Good Encapsulation for Perovskite‐Based Solar Cells	4
A solid strategy to realize heteroface selective emitter and rear passivated silicon solar cells	4
Outdoor Performance Monitoring Method for Degradation Studies of Perovskite Modules	4
Photovoltaics literature survey (No. 187)	4
Wafer‐bonded two‐terminal III‐V//Si triple‐junction solar cell with power conversion efficiency of 36.1% at AM1.5g	4
Nonuniformity of Irradiation Distribution on Vehicles' Bodies	3
Electrode metallization for scaled perovskite/silicon tandem solar cells: Challenges and opportunities	3
Efficiency Enhancement of CZTSSe Solar Cells via Thermal Treatment of (Zn, Mg)O Buffer Layers for Improving Crystallinity and Reducing Point Defects	3
Generalized quantitative electroluminescence method for the performance evaluation of defective and unevenly degraded crystalline silicon photovoltaic module	3
Feedback between radiation and transport in photovoltaics	3
Uncertainty of Climate Specific Energy Rating (CSER) of PV Modules in Accordance With IEC 61853	3
Scalable all‐perovskite double‐ and triple‐junction solar modules: Modeling for configuration optimization	3
Reflecting the energy transition from a European perspective and in the global context—Relevance of solar photovoltaics benchmarking two ambitious scenarios	3