Explanipedia

Polymers used in 4 mm PV Connectors Open

Laurie Burnham, Bruce H. King, Alexander Coker · 2025

Probing the vacuum as a chiral medium Open

Bruce H. King · 2025

We study the circular birefringence experienced by linearly polarised photons colliding with a circularly polarised background creating a vacuum of definite chirality (handedness). For this scenario the standard Heisenberg-Euler approach f…

Contact Retention Strength of 4 mm PV Connectors [Slides] Open

Steven DiGregorio, Bruce H. King, Laurie Burnham, Alexander Coker · 2025

Rapid characterization and failure analysis of 6276 rooftop-harvested photovoltaic connectors Open

Steven DiGregorio, Laurie Burnham, Bruce H. King · 2025

Standardized nomenclature for photovoltaic connectors Open

Steven DiGregorio, Laurie Burnham, Bruce H. King, David C. Miller, Bill Sekulic , et al. · 2025

Advanced Photovoltaic Module Characterization: Using Image Transformers for Current–Voltage Curve Prediction From Electroluminescence Images Open

Brandon Byford, Laura E. Boucheron, Bruce H. King, Jennifer L. Braid · 2025

Towards a vacuum birefringence experiment at the Helmholtz International Beamline for Extreme Fields (Letter of Intent of the BIREF@HIBEF Collaboration) Open

N. Ahmadiniaz, C. Bähtz, Andrei Benediktovitch, Christina Boemer, L. Bocklage , et al. · 2025

Quantum field theory predicts a nonlinear response of the vacuum to strong electromagnetic fields of macroscopic extent. This fundamental tenet has remained experimentally challenging and is yet to be tested in the laboratory. A particular…

Towards a vacuum birefringence experiment at the Helmholtz International Beamline for Extreme Fields (Letter of Intent of the BIREF@HIBEF Collaboration) Open

N. Ahmadiniaz, C. Bähtz, A. Benediktovitch, C. Bömer, L. Bocklage , et al. · 2025

Quantum field theory predicts a nonlinear response of the vacuum to strong electromagnetic fields of macroscopic extent. This fundamental tenet has remained experimentally challenging and is yet to be tested in the laboratory. A particular…

Field Aging of Photovoltaic Module Packaging Materials: DuraMAT Field Module Library Open

Elizabeth Palmiotti, Bruce H. King, William Snyder, Ashley Maes, Joshua D. Stein · 2025

To understand and develop models for silicon photovoltaic module degradation, accelerated testing is often used, however, outdoor field testing is necessary for validation. Outdoor field testing publications are often limited by the lack o…

PACT's Quest to Develop a Preconditioning Protocol for Metal Halide Perovskite Photovoltaic Modules Open

Joshua S. Stein, Bruce H. King, Angelique Montgomery, Laura T. Schelhas · 2024

PACT: PV Accelerator for Commercializing Technologies Open

Joshua S. Stein, Laura T. Schelhas, Bruce H. King, Timothy J. Silverman, Angelique Montgomery , et al. · 2024

Techno-Economic Analysis: Impacts of PV Module Connector Failures on Cost and Performance of Utility Scale Photovoltaic Systems Open

Laurie Burnham, Bruce H. King, Michael Bolen, Wayne Li, Michael Woodhouse , et al. · 2024

This presentation describes results of Techno-Economic Analysis: to quanitfy Impacts of PV Module Connector Failures on Cost and Performance of Utility Scale Photovoltaic Systems, with example of 100 MW Utility Scale PV System. Results ind…

Investigation of Installation Practices: Field Observations Open

Bruce H. King · 2024

Connector Failures Field and Lab Findings: Macro-level Forensics Open

Steven DiGregorio, Bruce H. King, Laurie Burnham · 2024

Transforming Electroluminescence Images to Current-Voltage (IV) Curves Using Deep Learning Open

Brandon Byford, Jennifer L. Braid, Laura E. Boucheron, Bruce H. King · 2024

PV Proving Grounds combines outdoor field demonstrations with precision laboratory measurements to validate PV design and durability Open

Bruce H. King · 2024

Connector Reliability Across the U.S. Solar Sector Open

Laurie Burnham, Bruce H. King, Michael Bolen, Wayne Li, Michael Woodhouse , et al. · 2024

This presentation describes preventative and corrective maintenance costs associated with PV connectors, downtime resulting from failed connectors, and impact of connectors on LCOE. The presentation described the NREL portion of a project …

Open‐source photovoltaic model pipeline validation against well‐characterized system data Open

Lelia Deville, Marios Theristis, Bruce H. King, Terrence L. Chambers, Joshua S. Stein · 2023

All freely available plane‐of‐array (POA) transposition models and photovoltaic (PV) temperature and performance models in pvlib‐python and pvpltools‐python were examined against multiyear field data from Albuquerque, New Mexico. The data …

Thermal behaviors of ethylene vinyl acetate encapsulants in fielded silicon photovoltaic modules Open

Elizabeth Palmiotti, Christine Cardinal Roberts, Bruce H. King · 2023

Aging of silicon photovoltaic (PV) module packaging is one of the greatest limiters of PV module service lifetimes. Module characterization typically focuses on power degradation metrics, which do not convey the complexities of often simul…

Comparison of Open-Source Photovoltaic Performance Models Against Multi-Year Field Data Open

Marios Theristis, Bruce H. King, Terrence L. Chambers · 2023

Comparison of Open-Source Photovoltaic Performance Models Against Multi-Year Field Data Open

Joshua S. Stein, Marios Theristis, Bruce H. King, Terrence L. Chambers · 2023

Determining circuit model parameters from operation data for PV system degradation analysis: PVPRO Open

Baojie Li, Todd Karin, Bennet Meyers, Xin Chen, Dirk Jordan , et al. · 2023

Physics-based circuit parameters like series and shunt resistance are essential to provide insights into the degradation status of photovoltaic (PV) arrays. However, calculating these parameters typically requires a full current–voltage ch…

PV Connect Reliability and Field Forensics Open

Bruce H. King, Laurie Burnham, T. Lolla, Wayne Li, Vignesh Ramasamy , et al. · 2023

Onymous early‐life performance degradation analysis of recent photovoltaic module technologies Open

Marios Theristis, Joshua S. Stein, Chris Deline, Dirk Jordan, Charles Robinson , et al. · 2022

The cost of photovoltaic (PV) modules has declined by 85% since 2010. To achieve this reduction, manufacturers altered module designs and bill of materials; changes that could affect module durability and reliability. To determine if these…

Arrhenius Analysis of the Degradation Modes in BackFLIP Study of Emerging Photovoltaic Backsheets: Preprint Open

Naila Al Hasan, Rachael Arnold, David C. Miller, Jimmy Newkirk, Emily Rago , et al. · 2022

With increasingly large-scale deployments of photovoltaic (PV) modules to meet global energy demands, interest in better establishing module lifespans is growing. We report on the performance of co-extruded polyolefin- (PO) based backsheet…

Dedicated cold-climate field laboratory for photovoltaic system and component studies: the Michigan Regional Test Center as a case study Open

Laurie Burnham, Daniel Riley, Bruce H. King, Jennifer L. Braid, Paul Dice , et al. · 2022

Snow and ice accumulation on photovoltaic (PV) panels is a recognized-but poorly quantified-contributor to PV performance, not only in geographic areas that see persistent snow in winter but also at lower latitudes, where frozen precipitat…

Cold-Climate Field Laboratory Can Increase Phtotovoltaic System Performance & Reliability at Northern Latitudes. Open

Laurie Burnham, Bruce H. King, Daniel Riley, Paul Dice, William Snyder , et al. · 2022

Comparative Analysis of 12 Photovoltaic Performance Models. Open

Lelia Deville, Marios Theristis, Bruce H. King, Joshua D. Stein · 2022

Snow Loading on a Tilted PV Module in Northern Michigan. Open

Daniel Riley, Laurie Burnham, Bruce H. King, Paul Dice, William Snyder · 2022

Comparative Analysis of 12 Photovoltaic Performance Models. Open

Lelia Deville, Marios Theristis, Bruce H. King, Joshua D. Stein · 2022

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