Technical Program

What Defines the PV Technology of the Future?

Vera Steinmann. First Solar

Perovskite Multijunction Solar Cells

Anita Ho-Bailie. The University of Sydney

Welcome / Announcements

Karin Hinzer.

Technical Program Overview

Myles Steiner.

Keynote

Justin Baca. Vice President of Markets and Research of the Solar Energy Industries Association (SEIA)

Stuart Wenham Award Announcement

Ammar Nayfeh.

Welcome from EDS / JPV

Angus Rockett.

Introduction of Cherry Award

William Shafarman.

Cherry Award Presentation

Uwe Rau .

Best Student Presentation Award Finalist - Toward Scalable Free-Space Luminescent Solar Concentration

Mathis Van de Voorde, Twan Kalthof, Jelle Westerhof, Lisanne Einhaus, Rebecca Saive. University of Twente, Enschede, Netherlands

Optimizing Practical Applications of Downshifting Technology in Commercial Solar Cells

Minh Tien Tran, Mingzhe Guo, Martin Green, Jessica Yajie Jiang. University of New South Wales, Sydney, Australia

Multifunctional luminescent coating for space photovoltaic applications

Sergey Sarkisov¹Darayas Patel², Alexandre Fedoseyev¹. ¹SSS Optical Technologies, LLC, Huntsville, AL, USA.²Oakwood University, Huntsville, AL, USA

Titanium Dioxide Mono-Material Multilayer Optical Coatings for Photovoltaics

Eloy J Marcelis¹, Jelle R. H. Ruiters¹, Johan E. ten Elshof¹, Monica Morales-Masis². ¹MESA+ Institute of Nanotechnology, University of Twente, Enschede, Netherlands.²Eindhoven University of Technology, Eindhoven, Netherlands

Light Trapping in Ultrathin III-V Tandem Solar Cells

Oliver Hoehn^{1, 2}, Nicolas Alt^{1, 2}, Alexis Gobe³, Sylvain Finot^{4, 5}, Jenny Norberg^{1, 2}, Simon Ryckaert⁴, StAcphane Collin^{4, 5}, StAcphane Lanteri³, Henning Helmers¹. ¹Fraunhofer Institute for Solar Energy Systems ISE, Freiburg, Germany.²Chair of Photovoltaic Energy Conversion, Department of Sustainable Systems Engineering (INATECH), Un, Freiburg, Germany.³Inria Center at UniversitAc CAate da, Sophia Antipoolis Cedex, France.⁴Centre de Nanosciences et de Nanotechnologies (C2N), CNRS, UniversitAc Paris-Saclay, Palaiseau, France.⁵Institut PhotovoltaAmque da, Palaiseau, France

UV-Downshifting Encapsulants for Power Boost and Improved Stability in Photovoltaic Devices

Dana B. Kern, Peter L. Hacke, Rebecca Wai, Xavier Hanna, B. Edward Sartor, Matthew O. Reese, Emily Warren, David C. Miller. National Laboratory of the Rockies, Golden, CO, USA

Initiation of the CdCl2 activation process for CdSeTe/CdTe photovoltaic devices

Kieran M. Curson¹, Pascal Jundt², Bettina Spaeth², Christian Drost², Robert Arndt², John M. Walls¹. ¹Loughborough University, loughbrough, United Kingdom.²CTF Solar GmbH, Dresden, Germany

Eutectic Enhanced CdCl2 Heat Treatment for Oxygen-free Processing of CdTe Solar Cells

Kara B. Kile, Zulkifl Hussain, Isuru Lakmal, Kiran Lamichhane, Prabodika N. Kaluarachchi, Manoj K. Jamarkattel, Shawn M. Wolffersdorff, Aparajita Dixit, Ebin Bastola, Randy J. Ellingson, Adam B. Phillips, Michael J. Heben. Wright Center for Photovoltaics Innovation and Commercialization (PVIC), Department of Physics and A, Toledo, OH, USA

Supressing Sub-Bandgap Luminescence from CdSe Films

Kiran Lamichhane, Tyler Brau, Thomas Fiducia, Adam B. Phillips, Manoj K. Jamarkattel, Ebin Bastola, Isuru Lakmal, Kara B. Kile, Prabodika N. Kaluarachchi, Zulkifl Hussain, Arun Basnet, Sabin Neupane, Ujjwal Dhakal, Sanjeeb Budhathoki, Abasi Abudulimu, Yanfa Yan, Randy J. Ellingson, Michael J. Heben. Wright Center for Photovoltaic Innovation and Commercialization, Department of Physics and Astronomy, Toledo, OH, USA

Revealing Dopant Metastability and Performance Limits in As-Doped CdSeTe Solar Cells via Operando X-ray Microscopy

Niranjana Mohan Kumar¹, Arkita Chakrabarti¹, Andrew Kiss², Arun K. M. Kanakkithodi³, Dan Mao⁴, Eric Colegrove⁵, Mariana Bertoni¹. ¹Arizona State University, Tempe, AZ, USA.²Brookhaven National Lab, Upton, NY, USA.³Purdue University, West Lafayette, IN, USA.⁴First Solar, Toledo, OH, USA.⁵National Lab of the Rockies, Golden, CO, USA

Thin Bilayer CdSeTe/CdTe Solar Cells

Lilly Quintana - Barrera, James R. Sites. Colorado State University, Fort Collins, CO, USA

Effect of Selenium on Carrier Type in CdSeTe-Alloyed Photoabsorbers Investigated by PDL Hall Effect

Mustafa Togay¹, Isuru Lakmal², Ebin Bastola², Zeyad Elsayed¹, Robert D. Ellis¹, Adam M. Law¹, Luksa Kujovic¹, Kiran Lamichhane², Sabin Neupane², Adam B. Phillips², Randy J. Ellingson², Yanfa Yan², Michael J. Heben², Jake W. Bowers¹, J. Michael Walls¹. ¹CREST, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Leicestershire, LE11 3TU, United Kingdom.²Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, OH, USA

Radiometric Solar Simulator Calibration for Space Photovoltaics

Don Walker, Alexandra Pettengill, John Nocerino, Yao Lao, Colin J. Mann, Simon H. Liu. The Aerospace Corporation, El Segundo, CA, USA

Best Student Presentation Award Finalist - Radiation Tolerance of Ultra-Thin InP Solar Cells for Space Applications

Venkata S. A. Chaluvadi¹, Stefan Diesing^{1, 2}, Toluwalase Agoro¹, Iwan Davies³, Louise C. Hirst¹. ¹University of Cambridge, Cambridge, United Kingdom.²University of Sheffield, Sheffield, United Kingdom.³IQE plc., Cardiff, United Kingdom

Highly radiation-resistant n-InGaP/p-GaAs heterojunction solar cells

Tetsuya Nakamura¹, Maui Hino², Meita Asami³, Warakorn Yanwachirakul⁴, Kentaroh Watanabe², Shota Yamasaki⁵, Shin-ichiro Sato⁵, Naotsugu Nagasawa⁵, Takeshi Ohshima^{5, 6}, Hidefumi Akiyama⁷, Yoshitaka Okada², Masakazu Sugiyama². ¹Japan Aerospace Exploration Agency (JAXA), Tsukuba, Japan.²Research Center for Advanced Science and Technology, The University of Tokyo, Tokyo, Japan.³University of Miyazaki, Miyazaki, Japan.⁴Chulalongkorn University, Bangkok, Thailand.⁵National Institutes for Quantum Science and Technology (QST), Takasaki, Japan.⁶Tohoku University, Sendai, Japan.⁷Institute for Solid State Physics, The University of Tokyo, Kashiwa, Japan

Best Student Presentation Award Finalist - Thermal Stress Behavior of Thin-Film III-V Tandem Solar Cells

Jenny Norberg^{1, 2}, Joachim Herderich^{1, 2}, Alessandra Selis¹, Henning Helmers¹, Oliver HAphn^{1, 2}. ¹Fraunhofer Institute for Solar Energy Systems ISE, Freiburg im Breisgau, Germany.²University of Freiburg, Freiburg im Breisgau, Germany

Modeling of Open Circuit Voltage Degradation in Thin SHJ Cells under Proton Irradiation

Izak Baranowski¹, Christiana Honsberg¹, Stuart Bowden², Dragica Vasileska¹, Ian R. Sellers³, Vincent R. Whiteside³, Nicole Harmon³, Bibhudutta Rout⁴, Stephen M. Goodnick¹. ¹Arizona State University, Tempe, AZ, USA.²Solestial Solar, Tempe, AZ, USA.³University at Buffalo, Buffalo, NY, USA.⁴University of North Texas, Denton, TX, USA

Large Area Ultra-Light Environmental Protection for Space Solar Arrays

Pilar Espinet Gonzalez, Yao Lao, Alejandro Hernandez. The Aerospace Corporation, El Segundo, CA, USA

How Moisture and Oxygen Influence Antisolvent-Free Perovskite Crystallization Pathways

Maimur Hossain¹, Connor J. Dolan¹, Eric Oberholtz¹, Darya Kamiyama¹, Jack R. Palmer¹, Paulo E. Marchezi¹, Tim Kodalle², Carolin Sutter-Fella ², David P. Fenning¹. ¹University of California San Diego, San Diego, CA, USA.²Lawrence Berkeley National Laboratory, Berkeley, CA, USA

Lead halide seeding via vacuum deposition enables the formation of compositionally diverse 2D/3D perovskite heterostructures

Elizabeth M. Wall, Quinn C. Burlingame, Yueh-Lin Loo. Princeton University, Princeton, NJ, USA

High-frequency Ultrasound Assisted Defect Healing in Halide Perovskite Thin Films

Arkita Chakrabarti¹, Farzaneh Rezaei¹, Kelly Vences², Yuxi Zhang³, Connor Dolan², Niranjana Mohan Kumar¹, Nasim Alem³, David Fenning², Mariana Bertoni¹. ¹Arizona State University, Tempe, AZ, USA.²University of California San Diego, La Jolla, CA, USA.³Pennsylvania State University, State College, PA, USA

Polymer-Modified Wide Bandgap Perovskites for Stable Tandem Top Cell Deposited in Open-Air

Muneeza AhmadRayna Hylden, Nicholas Rolston. Arizona State University, Tempe, AZ, USA

High Efficiency 2.1 eV Bandgap Inorganic CsPb(I, Br2) Perovskite Solar Cell Deposited Using Vacuum Deposition

Shadab Soomro, Anders Peterson, Purnendu KartikayVikram Dalal. Iowa State University, Ames, IA, USA

Best Student Presentation Award Finalist - First-Principles Analysis of Iodine Migration and Electronic Degradation in MAPbI

Andre Slonopas¹, Matthew Limpert², Nam Le¹, James Spicer¹. ¹Johns Hopkins University, Baltimore, MD, USA.²2Army Training and Transformation Command, Aberdeen Proving Grounds, MD, USA

Lenticular-based colorful solar panel exhibiting >90% energy retention

Fahad Mateen¹, Songtao Wu¹, Brian Woods², Debasish Banerjee¹. ¹Toyota Research Institute of North America, Ann Arbor, MI, USA.²Toyota Motors North America, Saline, MI, USA

An Abrasion-Resistant Anti-soiling and Anti-reflective Coating for Solar Cover Glass

Madupa Abeywardena^{1, 2}, Carmen Wang^{1, 2}, QianFeng Xu³Alan Lyons^{1, 2, 3}. ¹City University of New York Graduate Center, New York, NY, USA.²College of Staten Island, CUNY, Staten Island, NY, USA.³ARL Designs LLC, Summit, NJ, USA

Best Student Presentation Award Finalist - Insights into the material properties of EPE encapsulants for PV application

Nikolina Pervan^{1, 2}, Gabriele C. Eder³, Yuliya Voronko³, Gernot Oreski^{1, 2}. ¹Polymer Competence Center Leoben GmbH, Leoben, Austria.²Chair of Materials Science and Testing of Polymers, MontanuniversitAct Leoben, Leoben, Austria.³A, Vienna, Austria

Shingled Module Integration of Monolithic TwoTerminal III-V//Si Tandem Solar Cells Exceeding 30 % Module Efficiency

Jonas D. De Rose, Leonhard BApck, Tadeo Schweigstill, Jan Benick, Ralph MA¼ller, Malte Klitzke, David Lackner, Torsten RApA, Gerald Siefer, Holger Neuhaus, Florian Clement, Oliver HAphnFrank Dimroth. Fraunhofer ISE, Freiburg, Germany

Improved Shading Tolerance of Photovoltaic Modules Using Small-Area High-Voltage (SAHiV) and Total Cross-Tied (TCT) Topology

Luthfan Fauzan^{1, 2}Min Ju Yun¹, Yeon Hyang Sim¹, Hyekyoung Choi¹, Dong Yoon Lee¹, Seung I. Cha^{1, 2}. ¹Korea Electrotechnology Research Institute, Changwon, South Korea.²Department of Electro-functionality Materials Engineering, University of Science and Technology, Changwon, South Korea

Meniscus Integration for Thin film Nano Electronics Robot (MEITNER): Automated, Scalable Perovskite Manufacturing via Multi-Objective Bayesian Optimization

Daniel Abdoue¹Ethan G. Schwartz², Maimur Hossain², Jake Kittell³, Kyle Sipe¹, Danil Ryzhokhin¹, Vivek Babu⁴, Chad Miller⁴, Tonio Buonassissi⁵, Devin Mackenzie^{2, 6}, David Fenning¹. ¹University of California San Diego, San Diego, CA, USA.²University of Washington, Seattle, WA, USA.³Happiness Tech LLC, Morrisville, VT, USA.⁴Verde Technologies Inc., Burlington, VT, USA.⁵Massachusetts Institute of Technology, Cambridge, MA, USA.⁶Washington Clean Energy Testbeds, Seattle, WA, USA

UV-Induced Degradation in TOPCon Modules: Linking Accelerated Testing and Field Evidence

Archana Sinha¹, Jean-Nicolas Jaubert¹, Todd Karin¹, Dana Kern². ¹Kiwa PVEL, Napa, CA, USA.²National Laboratory of the Rockies, Golden, CO, USA

Greater UV-induced degradation under UV-fluorescent compare to full spectrum illumination

Rebecca B. Wai, Xavier Hanna, Jimmy M. Newkirk, Kent Terwilliger, Steve Johnston, David C. Miller, Peter L. Hacke, Dana B. Kern. National Lab of the Rockies, Golden, CO, USA

Optical and chemical degradation mechanisms in modern encapsulant materials for UV-ID mitigation

Dennice M. Roberts, Xavier Hanna, David C. Miller, Jimmy Newkirk, Kent Terwiliger, Rachael L. Arnold, Rebecca Wai, Peter Hacke, Dana Kern. National Laboratory of the Rockies, Golden, CO, USA

Capacitance-Based Metastability in Samples Extracted from UV-Stressed Silicon TOPCon Photovoltaic Modules

Steve Johnston, Dana B. Kern, Rebecca B. Wai, Kent Terwilliger. National Laboratory of the Rockies, Golden, CO, USA

The Environmental Stability of SnO2, ZnO and Alloyed Buffer Layers

Luksa Kujovic, Elliott Groves, Ali Abbas , Luke O. Jones, Mustafa Togay, Luis C. Infante-Ortega, Samuel E. Machin, Adam M. Law, Ana C. Jurado-Estrada, Jake W. Bowers, John M. Walls. Loughborough University, Loughborough, United Kingdom

Temperature-Driven Structural Transition in CdTe/CdS Thin Films: A Molecular Dynamics Study

Sharmin Abdullah¹, Henry Chan², Orcun Yildiz². ¹George Mason University, Fairfax, VA, USA.²Argonne National Laboratory, Lemont, IL, USA

Dopant-Dependent Recombination Regimes and Carrier Extraction in High-Efficiency CdSeTe Solar Cells

Abasi Abudulimu¹, Chungho Lee², Tyler Brau¹, Scott L. Wenner¹, Adam B. Phillips¹, Michael J. Heben¹, Randy J. Ellingson¹. ¹Wright Center for Photovoltaics Innovation and Commercialization (PVIC), Department of Physics and A, Toledo, OH, USA.²First Solar, Inc. California Technology Center (CTC), Santa Clara, CA, USA

Investigating the effects of processing conditions on carrier dynamics in single crystal CdTe:As grown by molecular beam epitaxy

Alex J. Ashley¹, Hongling Lott², Andrea T. Mathew², Eric Colegrove², Matthew O. Reese², Jason B. Baxter¹. ¹Drexel University, Philadelphia, PA, USA.²National Laboratory of the Rockies, Golden, CO, USA

A study of Se profiles in As doped Cd(Se, Te) photovoltaic devices

Eric Colegrove, Josh Brown, Robert Morrissey, Andrea Mathew, Aditya Ratnapagol, Hongling Lott, Ryan Muzzio, Ed Sartor, Matt Young, Craig Perkins, Darius Kuciauskas, Matthew Reese. National Laboratories of the Rockies, Golden, CO, USA

Efficiency Improvement of Cu3BiS3 Thin Film Solar Cell using NiO Hole Transport Layer

Sandip Das. Kennesaw State University, Marietta, GA, USA

Zn-Alloyed SnO2 Buffer Layers for Thin Film CdSeTe/CdTe Solar Cells

Zeyad Elsayed¹, Samuel E. Machin¹, Ana Jurado-Estrada¹, Luis C. Infante-Ortega¹, Mustafa Togay¹, Luksa Kujovic¹, Sam Davis¹, Zhaoxia Zhou¹, Stuart Robertson¹, Jake W. Bowers¹, John M. Walls¹, Pascal Jundt², Bettina Spaeth², Christian Drost², Robert Arndt². ¹Centre for Renewable Energy Systems Technology (CREST), Loughborough University, Loughborough, United Kingdom.²CTF Solar GmbH, Dresden, Germany

Inter-grain Inhomogeneities Limit the Performance of CdSeTe Solar Cells

Thomas Fiducia, Ian M. glass, Kara Kile, Ebin Bastola, Manoj Jamarkattel, Abasi Abudulimu, Yanfa Yan, Randy J. Ellingson, Michael J. Heben, Adam B. Phillips. University of Toledo, Toledo, OH, USA

2D MoTe2 Back Surface Passivation for CdTe Thin-Film Solar Cells

Karthika Haridas¹, Shubhra Bansal^{1, 2}. ¹Material Science and Engineering, Purdue University, West Lafayette, IN, USA.²Associate Professor of Mechanical Engineering and Materials Engineering, Purdue University, West Lafayette, IN, USA

CSS Grown CdSe Solar Cells for Tandem Applications

Manoj K. Jamarkattel¹, Adam B. Phillips¹, Kiran Lamichhane1, Sam Machin², Isuru Lakmal¹, Sabin Neupane¹, Sanjeeb Budhathoki¹, Ujjwal Dhakal¹, Alisha Adhikari¹, Arun Basnet¹, Tingting Zhu¹, Tyler Brau¹, Abasi Abudulimu¹, Ebin Bastola1, Michael Walls², Yanfa Yan¹, Randy J. Ellingson¹, Michael J. Heben¹. ¹Wright Center for Photovoltaic Innovation and Commercialization, University of Toledo, Department of, Toledo, OH, USA.²Centre for Renewable Energy Systems Technology (CREST), Loughborough University, Leicestersgire, United Kingdom

A Minority-Carrier Trap State Detected in CdSeTe:As using Deep Level Transient Spectroscopy

Steve Johnston, Hongling Lott, Eric Colegrove, Joel N. Duenow, Joshua A. Brown, Andrea T. Mathew, B. Edward Sartor, Robert Morrissey, Matthew O. Reese. National Laboratory of the Rockies, Golden, CO, USA

Nanoscale Investigation of Defects in CdCl2 Treated CdSe Thin Films

Xiaolei Liu, Zhaoxia Zhou, Jacques Kenyon, Rob Ellis, Kerrie Morris, Zeyad Elsayed, Sam Machin, Kieran Curson, Jake Bowers, Michael Walls. Loughborough University, Loughborough, United Kingdom

Electrical Contact Behavior and Band Alignment at Metal/Cd-Se-Te Interfaces

Mark Mills^{1, 2}, Jing Shang^{1, 2}, Magesh Murugesan¹, John McCloy^{1, 2}. ¹Institute of Materials Research, Washington State University, Pullman, WA, USA.²School of Mechanical and Materials Engineering, Pullman, WA, USA

Voltage Limits and System Leverage in Imperfect Crystals: The Case of CdTe Photovoltaics

Amit H Munshi^{1, 2}. ¹Colorado State University, Department of Mechanical Engineering, Fort Collins, CO, USA.²JPHB Solutions LLC, Loveland, CO, USA

Experimental signatures of light and voltage bias-induced hysteresis in Cd(Se, Te) devices

B. Edward Sartor¹, Marco Nardone², Chun-Sheng Jiang¹, Steve Johnston¹, Craig L. Perkins¹, Ryan Muzzio¹, Joshua Brown¹, Eric Colegrove¹, Matthew O. Reese¹. ¹National Laboratory of the Rockies, Golden, CO, USA.²Bowling Green State University, Bowling Green, OH, USA

Hole Mobility and Scattering Mechanisms in CdTe Solar Cells

Timur Sukhanov¹, Eric Colegrove², Matthew O. Reese², Sivalingam Sivananthan^{1, 3}. ¹University of Illinois at Chicago, Chicago, IL, USA.²National Laboratory of the Rockies, Golden, CO, USA.³Sivananthan Laboratories, Bolingbrook, IL, USA

Pre- and Post-Deposition Copper Treatment for CdZnTe Back Buffer in CdTe Solar Cells

Priya Suryavanshi¹, Sam Machin², Michael Walls², James Sites¹. ¹Colorado State University, Fort Collins, CO, USA.²Centre for Renewable Energy Systems Technology (CREST), Loughborough University, Loughborough, Leicestershire, United Kingdom.³Centre for Renewable Energy Systems Technology (CREST), Loughborough University, Loughborough, Leicestershire, United Kingdom.⁴1Colorado State University, Fort Collins, CO, USA

Investigating the ‘Ringing’ Feature Around Grain Boundaries of CdSeTe/CdTeSolar CellsUsing Cathodoluminescence

Aoshi Yang, Jacques Kenyon, Zhaoxia Zhou, Stuart Robertson, Michael Walls. Loughborough University, Loughborough, United Kingdom

Effects of CdCl2 Annealing on Cadmium Selenide Solar Cells

Sheikh T Elahi¹, Wei Wang ², Zahangir Alom³, Vaselis Palekis⁴, Chris Ferekides ⁵. ¹1, TAMPA, FL, USA.²2, TAMPA, FL, USA.³3, TAMPA, FL, USA.⁴4, TAMPA, FL, USA.⁵5, TAMPA, FL, USA

CuxZn1-xS as a Transparent Contact for n-CdTe Solar Cells

Wei Wang, Vasilis Palekis, Sheikh E TawsifChris Ferekides. University of South Florida, TAMPA, FL, USA

Non-Idealities in Pulsed-light Characterization of Perovskite Solar Cell Films

Rodolfo De La Cruz Zanetti¹, Buh Kum Tatchen², Ahmad R. Kirmani², Richard R. King¹. ¹Arizona State University, Tempe, AZ, USA.²Rochester Institute of Technology, Rochester, NY, USA.³Rochester Institute of Technology, Rochester, NY, USA.⁴Arizona State University, Tempe, AZ, USA

Challenges and solutions for determining the end contact resistance of interconnects based on electrically conductive adhesives with statistical significance

Maria Ignacia Devoto Acevedo¹, Raphael Shanmugam ¹, Daniel Tune¹, Tobias Nitsche², Daniel Buckland², Giuseppe Galbiati², Tobias MeA¹. ¹ISC Konstanz, Konstanz, Germany.²Henkel, DA¼sseldorf, Germany

From scarce to seen: Enhancing rare defect visibility in photovoltaics using AI-generated luminescence images

Gaia M. N. Javier, Brendan Wright, Victoria Zhao, Tess Rickard, Ziv Hameiri. The University of New South Wales, Sydney, Australia

Direct Observation of Electrical Passivation on TOPCon Solar Cells by Kelvin Probe Force Microscopy

Chun-Sheng Jiang, Dana Kern, Rebecca Wai, Harvey Guthrey, John Mangum, Steve Johnston. National Laboratory of the Rockies, Golden, CO, USA

High Spatial Resolution Mapping of Urbach Energy in Photovoltaic Devices

Jacques D Kenyon, Kieran M Curson, Xiaolei Liu, Aoshi Yang, LukAia KujoviA, Stuart Robertson, Zhaoxia Zhou, Jake W Bowers, John M Walls. Loughborough University, Loughborough, United Kingdom

Rapid, High-throughput, Multimodal Characterization of Emergent PV Materials and Device Insights

Amy E. Louks², Ethan G. Schwartz³, Brandon T. Motes¹, Anthony T. Troupe¹, Axel F. Palmstrom², Zhaoyang Han⁴, Qi Jiang⁴, Joseph J. Berry², J. Devin MacKenzie³Minhal Hasham¹. ¹Optigon Inc., Somerville, MA, USA.²NLR/NREL, Golden, CO, USA.³University of Washington, Seattle, WA, USA.⁴Chinese Academy of Sciences, Beijing, China

Characterization of Ionic-electronic Transport and Recombination in Perovskite Solar Cells using Impedance Spectroscopy and Drift-diffusion Simulations under Multi-biasing Conditions

Juan Pablo Medina Flechas^{1, 2}, Raj Dashrath Patel², Osbel Almora³, Dounya Barrit^{1, 2}, Marion Provost², Sylvain Le Gall^{2, 5}, Jean-Paul Kleider^{2, 4, 5}, Camille Bainier^{1, 2}, Pilar Lopez-Varo², Philip Schulz^{2, 4, 6}. ¹TotalEnergies OneTech, Palaiseau, France.²Institut PhotovoltaAmque d'Ile-de-France (IPVF), Palaiseau, France.³Universitat Rovira i Virgili, Tarragona, Spain.⁴Centre National de la Recherche Scientifique (CNRS), Palaiseau, France.⁵Laboratoire de GAcnie Electrique et Electronique de Paris (GeePs), Gif-sur-Yvette, France.⁶Ecole Polytechnique, Palaiseau, France

Improved CdTe metallization through use of internal energy referencing in X-ray photoelectron spectroscopy

Ryan Muzzio¹, Christopher P. Muzzillo¹, Ed Sartor¹, Chungho Lee², Matthew O. Reese¹, Craig L. Perkins¹. ¹National Laboratory of the Rockies, Golden, CO, USA.²First Solar Inc, Santa Clara, CA, USA

Subjunction Spatial EL Characterization Technique for Large Area III-V and Si Space Solar Cells

Rivka Stasavage, Kyle Virgil, Abigail R. Meyer, Don Walker, Yao Y. Lao. The Aerospace Corporation, El Segundo, CA, USA

Detailed investigation of the Performance of Low-Concentrator PV Receiver for Wireless Laser Power Transmission under Laboratory Conditions

Alvaro Valera-Albacete¹, Elvira Castillo-GarcAsa¹, Natalia Seoane², Antonio GarcAsa-Loureiro², Florencia Almonacid¹, Eduardo F. FernAindez¹. ¹Advances in Photovoltaic Technology (AdPVTech), CEACTEMA, Universidad de JaAcn, Jaen, Spain.²Centro Singular de InvestigaciA³n en TecnoloxAsas de InformaciA³n (CiTiUS), Universid de de Santiago, Santiago de Compostela, Spain

Optimizing sample preparation of CdSeTe/CdSe photovoltaic absorbers for cathodoluminescence study using FIB, SEM and TEM

Zhaoxia Zhou, Stuart Robertson, Sam Machin, Kieran Curson, Luksa Kujovic, Jacques Kenyon, Xiaolei Liu, Rob Ellis, Mike Walls. Loughborough University, Loughborough, United Kingdom

Greenhouse living-lab agrivoltaic systems in Spain

JoApo Gabriel Bessa¹, Jesus Montes-Romero¹, Florencia Almonacid¹, Alejandro C. Escabias¹, Pillar F. FernAindez-Villamil², Fulgencio C. LA³pez², Virginia H. PAcrez², Maria GimAcnez³Eduardo F. FernAindez¹. ¹Advances in Photovoltaic Technology (AdPVTech), CEACTEMA, University of JaAcn, JaAcn, Spain.²Instituto Murciano de InvestigaciA³n y desarrollo Agrario y Medioambiental (IMIDA), Murcia, Spain.³J. Huete International, Murcia, Spain

Predictive Agrivoltaics: A Novel Physics-guided Deconvolution Approach Anticipates Multi-year Indiana Commodity Crop Yield Distribution under Single-Axis Tracking AgPV

Jabir Bin Jahangir, Geoffrey Sanchez, Muhmmad Ashraful Alam, Peter Bermel. Elmore Family School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN, USA

GIS-Based Constraint Filtering for Agrivoltaic Site Screening in Japan

Pawita Bunme, Takashi Oozeki. Renewable Energy Advanced Research Center, National Institute of Advanced Industrial Science and Tec, Koriyama, Japan

Physics-Informed TCN Transformer with Localized P&O Refinement for Rapid Global MPPT under Partial Shading

Natnael DejeneSandip Das. Kennesaw State University, Marietta, GA, USA

PVCollada: A Schema for Exchange of Digital PV System Design Data

Clifford W Hansen¹, Stephane Degre². ¹Sandia National Laboratories, Albuquerque, NM, USA.²PVsyst SA, Satigny, Switzerland

Forecasting solar panel soiling recovery using environmental data during rain events in Africa

Grace S.W. Liu, Brendan Wright, Ali Shakiba, Abhnil Prasad, Ziv Hameiri. University of New South Wales, Kensington, Australia

Design guidelines for PV applications in the Dutch built environment

Lucia Montoni¹, Yingxin Feng², Guang Hu², Roel Loonen³, Angele Reinders², Antonella Trombadore¹. ¹Department of Architecture, University of Florence, Florence, Italy.²Department of Mechanical Engineering, Eindhoven University of Technology, Eindhoven, Netherlands.³Department of Built Environment, Eindhoven University of Technology, Eindhoven, Netherlands

Environmental Impacts of Agrivoltaics for Arid and Semi-arid Regions

FNU Muhfizaturrahmah^{1, 2}Christiana Honsberg², Stuart Bowden³, Michael Goryll², Anamitra Pal². ¹Dept. of Electrical Engineering Education, Faculty of Engineering, Universitas Negeri Yogyakarta, Yogyakarta, Indonesia.²Arizona State University, Tempe, AZ, USA.³Solestial Solar, Tempe, AZ, USA

Modern metrics to pre-screen variable renewable energy sites for reliable production

Heather Norton, Michael MacWilliam, Derrick Tan, Robbie SandersonMarianne Rodgers. Wind Energy Institute of Canada, Tignish, PE, Canada

Backsheet-Steel Adhesion for Integrated Photovoltaic Façades: A Comparative Study

Nikolina Pervan^{1, 2, 3}, Lukas Geymayer⁴, Martin Fleischanderl⁴, Hannes Kurz⁴, Gregor Kitzberger ⁴, Friedrich FA¼reder-KitzmA¼ller⁴, Gernot Oreski^{1, 2}. ¹Polymer Competence Center Leoben GmbH, Leoben, Austria.²Chair of Materials Science and Testing of Polymers, MontanuniversitAct Leoben, Leoben, Austria.³UHasselt, Institute for Materials Research (IUMAT), Hasselt, Belgium.⁴voestalpine Stahl GmbH, Linz, Austria

The Case for Low Efficiency Solar Cells in Space Satellites

Brad Reed^{1, 2}, Tim Locke², Matt Voss³, Chris Olmedo². ¹WR Scientific, Inc., Eden, UT, USA.²Space Force, Washington, DC, USA.³NearSpace Launch, Upland, IN, USA

Real-Time PV Power Nowcasting: A Two-Stage Hybrid CNN and LSSVM Framework Using All-Sky Imagers and Kalman Filtering

Khadija Barhmi, Sara Mirbagheri Golroodbari1, Wilfried Van Sark. Utrecht University, Copernicus Institute of Sustainable Development, Utrecht, Netherlands

Impact of data acquisition delays on photovoltaic forecasts performance in real-time operational processes

Thomas Carriere, Alexandre Boilley, Florian Ghionda, Loic Yezeguelian, Sebastien Pitaval. Calibsun, Valbonne, France

Optimization of Urban Onsite Energy Generation and Energy Storage Assets Enhancing Grid Stability for Dynamic Power Generation

Benjamin Damiani¹, Adam Bennett², Pat Phelps³, Erika Boeing², Miguel Granier⁴. ¹Cherry Street Energy, Atlanta, GA, USA.²Accelerate Wind, Birmingham, AL, USA.³WhyGrene, Seattle, WA, USA.⁴Cox Cleantech Accelerator, Atlanta, GA, USA

Free Near-Real-Rime Irradiance Data is a Product from NOAA GOES Satellites

William B. Hobbs¹, Kevin S. Anderson², Adam R. Jensen³. ¹Southern Company, Birmingham, AL, USA.²Sandia National Laboratories, Albuquerque, NM, USA.³Technical University of Denmark, Kgs. Lyngby, Denmark

Integrated day-to-hour downscaling of irradiance and temperature for climate projection

Jing HuangMarc Perez, Richard Perez. Clean Power Research, Napa, CA, USA

Spatial aggregation of utility-scale solar PV power generation

Jing HuangMarc Perez, Richard Perez. Clean Power Research, Napa, CA, USA

Assessment of renewable transition pathways using the firm power generation concept

Martin JAinos Mayer^{1, 2}. ¹Department of Energy Engineering, Faculty of Mechanical Engineering, Budapest University of Technolo, Budapest, Hungary.²MTA-BME LendA¼let a, Budapest, Hungary

Irradiance Variations of a Pyranometer due to Leveling Issues

Josh Peterson, Adagia Latta. University of Oregon, Eugene, OR, USA

Evaluating snow loss methods – Soiling kit measurements vs models using gridded input data

Josh Peterson, Alex Bryan, Julie Chard. GroundWork Renewables Inc, Sand City, CA, USA

A Data-Driven Method for Synthetic Extreme Weather Generation and Solar Impact Assessment

Duc-Huy Pham^{1, 2}, Cong Feng¹, Jin Tan¹. ¹National Laboratory of the Rockies, Golden, CO, USA.²North Carolina State University, Raleigh, NC, USA

Validation of a hybrid snow-loss model

Andrea Quattrone¹, Mark A. Mikofski². ¹DNV, Montreal, QC, Canada.²DNV, Oakland, CA, USA

Arabella: An Embedded IoT Environmental Monitoring System with Real-Time Solar Power Impact Tracking

Maksim Rabinovich, Michael GoryllChristiana Honsberg. Arizona State University, Tempe, AZ, USA

Performance evaluation of a PV Soiling Sensor using light filters as artificial soiling

Ajay Singh, Derek Jones, Kris Payne, Troy Forbush, Zach Smith. Campbell Scientific Inc, Logan, UT, USA

Solar Nowcasting with Local Sensor Networks: Replacing Pyranometers with Abundant IoT Light Sensors and PV Modules

Tobias Veihelmann, Philipp Reitz, Maximilian LA¼bke, Eva Russwurm, Norman Franchi. Friedrich-Alexander-UniversitAct Erlangen-NA¼rnberg, Erlangen, Germany

Privacy-Preserving Geometry-Driven Capacity Factor Limit for Residential Solar PV Fleets via Data-Adaptive Irradiance Modelling

Hesan Ziar¹, William Beuttell¹, Marc Korevaar ¹, Christian A. Gueymard ². ¹Kipp a Zonen B.V., Delft, Netherlands.²Solar Consulting Services, Colebrook, NH, USA

Sponsored introduction: Start Up Ecosystem in PV

Peter Fath. RCT Solutions

Pitch #1 - Arinna

Koosha Nazif. Arinna

Pitch #2 - Caelux

Charlie Hasselbrink. Caelux

Pitch #3 - Swift Solar

Dong Zhang. Swift Solar

Pitch #4 - Tandem PV

Tim Gehan. Tandem PV

Voting for Best Start Up Award

.

Enhanced Photon Trapping in Luminescent Concentrators for Low-Cost, Solution Processed Spectrum-Splitting Solar Modules

Carissa N. Eisler, Daniel Katz, Lauren Darzynkiewicz. University of California, Los Angeles, Los Angeles, CA, USA

Operational Impact of High Rooftop PV Penetration on an Urban 11 kV Distribution Feeder: A Utility-Scale Simulation Study

Rishu Garg, Hanumanth Raju GV, Stalon Jessin. Center for Study of Science, technology and Policy, Bangalore, India

GenSolar: A Stochastic Generative Model for Minute-Resolution Solar Irradiance and Applications

Marc Abou Anoma. Anosaki Labs, Paris, France

Performance and Reliability of Passive-Active Snow Removal Technique for Photovoltaic Systems in Cold Climates

Harriet Ahu-Darkwah¹Jaewon Oh¹, Sagar Bhoite², Govindasamy Tamizhmani². ¹University of North Carolina at Charlotte, Charlotte, NC, USA.²2Photovoltaic Reliability Laboratory - Arizona State University, Mesa, AZ, USA

Controlled Solvent Evaporation for AgBiSbI-Based Lead-Free Triple-Mesoscopic Perovskite Solar Cells

Mai A Alharbi¹, Tapas K Mallick^{1, 2}. ¹University of Exeter, penryn, United Kingdom.²Imam Abdulrahman bin Faisal University, Dammam, Saudi Arabia

Integration of green hydrogen into residential renewable energy systems

YAHYA ALHARTHI. University of Hafr Al Batin, Hafr Albatin, Saudi Arabia

Environmental Effect on the Interfacial Delamination and Critical Energy Release Rate in Thin Film CIGS Solar Cells

Avinash P. Brahamanpallyker¹Hansung Kim¹. ¹Purdue University Northwest, Hammond, IN, USA.²Purdue University Northwest, Hammond, IN, USA

Accelerated Testing of TOPCon Module with Low WVTR Transparent Backsheet

ADRIJA DEY, AKASH LOHAR, HARSH TRIVERI, SHASHWATA CHATTOPADHYAY. RAYZON SOLAR LIMITED, SURAT, India

Considerations for a CdTe/CdSeTe two-terminal tandem solar cell

Aparajita Dixit, Scott Lambright, Alexander Bordovalos, Balaji Ramanujam, Isuru Lakmal, Adam Phillips, Nikolas Podraza, Michael Heben , Randy Ellingson. The University of Toledo, Toledo, OH, USA

Reproducibility evaluation of calibration procedures for measurement values of I-V characteristics of photovoltaic modules

Tinglin Guo, Xin Huang, Yuehua YangHe Wang, Hong Yang. Xia, Xia, China

Coring Technique Development and Failure Analysis of Perovskite Solar Modules

Yujian Han^{1, 2}, Xiting Lang², Minghui Li², Hao Tian², Hong Lu⁵, Xirui Liu², Xingxing Wang², Lang Wen², Jiang Sheng⁴, Jichun Ye², Chongwen Li⁶, Chuanxiao Xiao^{2, 3}. ¹University of Science and Technology of China, Hefei, China.²Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo, China.³Ningbo New Materials Testing and Evaluation Center CO. Ltd, Ningbo, China.⁴ChangZhou S.C Exact Equipment Co, Changzhou, China.⁵University of Nottingham Ningbo China, Ningbo, China.⁶Southeast University, Nanjing, China

Improving The Hosting Capacity Of PV Systems In LV Grids Through Energy Storage Systems And Smart Inverters

Anny Huaman-Rivera, Agustin Irizarry-Rivera, Ricardo Calloquispe-Huallpa. University of Puerto Rico-MayagA¼ez (UPRM), MayagA¼ez, PR, Puerto Rico

Technical and Economic Evaluation of PV Hosting Capacity Enhancement in Distribution Networks

Anny Huaman-Rivera, Agustin Irizarry-Rivera, Ricardo Calloquispe-Huallpa. University of Puerto Rico-MayagA¼ez (UPRM), MayagA¼ez, PR, Puerto Rico

Impact of errors in temperature coefficients on STC corrected-maximum power offset of photovoltaic modules

Xin Huang, Yuehua Yang, Tinglin Guo, He Wang, Hong Yang. Xia, Xia, China

Effect of series resistance on offset of STC-corrected maximum power of photovoltaic modules

Xin Huang, Tinglin Guo, Yuehua Yang, He Wang, Hong Yang. Xia, Xia, China

Measurement uncertainty of STC maximum power degradation of photovoltaic modules

Xin Huang, Tinglin Guo, Yuehua Yang, He Wang, Hong Yang. Xia, Xia, China

Impact factors in intra-laboratory measurement reproducibility for photovoltaic modules

Xin Huang, Yuehua Yang, Tinglin Guo, He Wang, Hong Yang. Xia, Xia, China

Effect of temperature on the forward and reverse electrical performance of InAs/GaAs1-xSbx quantum dot solar cells

Chunxue Ji^{1, 2}, Yidi Bao^{1, 2}, Xiaoling Chen^{1, 2}, Xiaoyang Zhao^{1, 2}, Wen Liu^{1, 2}, Xiaodong Wang^{1, 2}. ¹Engineering Research Center for Semiconductor Integrated Technology, Institute of Semiconductors, Ch, BEIJING, China.²Center of Materials Science and Optoelectronics Engineering a School of Integrated Circuits, Univers, BEIJING, China

Kinematic and Static Equilibrium Analysis of Five-Pin and Three-Pin Graphite Boat Designs for Stable PECVD Wafer Handling

Siddhant Kaushik. University of California, Berkeley, Berkeley, CA, USA

Mechanism of ohmic contact resulting from heavily doped p-n junction: A novel explanation in terms of impurity-photovoltaic-effect due to infrared self-emission at room-temperature

Jianming Li. Institute of Semiconductors, Chinese Academy of Sciences, Beijing, China

Optimization of Aluminum Frame Design for Solar Panels Through Simulation of Von Misses Stress Under Load

AKASH LOHAR, Sarthak Sonkar, Praveen Mandloi, Kamalesh Barman, Adrija Dey, Shashwata Chattopadhyay. RAYZON SOLAR LIMITED, SURAT, India

Accelerated Corrosion Testing of TOPCon Solar Cells in Pressure Cooker Test (PCT) Chamber

AKASH LOHAR, ADRIJA DEY, SHASHWATA CHATTOPADHYAY. RAYZON SOLAR LIMITED, SURAT, India

Studies for Voltage Maintenance in Microgrid Development in the La Margarita Community in Salinas, Puerto Rico

Melissa Louie¹, Rachid Darbali-Zamora¹, Jimmy Quiroz¹, Wanda Rios², Adam Eberwein³, Thad Haines¹. ¹Sandia National Laboratories, Albuquerque, NM, USA.²Abeyno Cooperative, Salinas, DC, Puerto Rico.³EarthSpark International, Washington D.C., PR, USA

Automated Performance Evaluation Frameworks: Leveraging Large Language Models for Scalable Service Delivery in Multi-Tiered Solar Asset Management

AndrAc M. Nobre¹, Carlos Alberto Severiano Jr.², Manav Gupta¹, Yi Zhen Zhou¹. ¹PV Doctor, Singapore, Singapore.²Instituto Federal de Minas Gerais, SabarAi, Brazil

Vacuum Coating Strategies to Minimize Interface Voltage Loss in Perovskite Solar Cells

Isaac B. Ogunniranye, Haoran Chen, Kshitiz Dolia, Scott L. Wenner, Kiran Lamichhane, Michael J. Heben, Randy J. Ellingson, Yanfa Yan, Zhaoning Song. The University of Toledo, Toledo, OH, USA

Evaluation of NRCan’s New RETScreen Net Zero Portfolio Manager for Use in Arctic Environments

Talin Patel¹, Jinwook Chang², Martha Lenio³. ¹Basis Independent Brooklyn, Brooklyn, NY, USA.² Shanghai American School, Puxi Campus, Shanghai, China.³Mars Green Consulting, Iqaluit, NU, Canada

A Flyback-Based MISO DC--DC Architecture for Vehicle-Integrated Photovoltaic Systems

SebastiAin Rodriguez-Romero^{1, 3}, Jorge Rabanal-Arabach^{1, 3}, Edward Fuentealba-Vidal^{1, 3}, Mauricio Trigo-Gonzalez^{1, 3}, Alejandro Stowhas-Villa^{2, 3}, Fernando Castro-Gallardo^{1, 3}, Christian A. Rojas^{2, 3}. ¹Universidad de Antofagasta, Antofagasta, Chile.²Universidad TAccnica Federico Santa MarAsa, Antofagasta, Chile.³Solar Energy Research Center, Antofagasta, Chile

Annealing of Electron-beam Evaporated Nickel Oxide for Hole Transport Layers in p-i-n Perovskite Solar Cells

Chaiwarut Santiwipharat, Kevin D. Dobson, Ujjwal K. Das, William N. Shafarman. Institute of Energy Conversion, University of Delaware, Newark, DE, USA

Characterization of Organic Semiconductor Thin Films Prepared via Mist Deposition byMultifunctional Scanning Probe Microscopy

Nobuo Satoh¹, Yuma Saitoh¹, Taiga Kaiami², Shigetaka Katori². ¹Chiba Institute of Technology, Narashino, Japan.²National Institute of Technology, Tsuyama College, Tsuyama, Japan

A Minimal Neural Augmentation of PVLib for Accurate and Transferable PV Digital Twins

Rafsan Sayad¹, Shah Mohazzem Hossain¹, Md Ahsan Kabir¹, Mohammed Mynuddin², Md Majedul Haque Mithun³, Mahir Foysal⁴. ¹Military Institute of Science and Technology, Dhaka, Bangladesh.²Hitachi Energy, Raleigh, NC, USA.³North Carolina A a T State University, Greensboro, NC, USA.⁴University of Houston, Houston, TX, USA

An Investigation on Industrial Encapsulant–Glass Interfacial Adhesion: Comparing Standard EVA with Next-Gen EPE and EPE-DC under Highly Accelerated Stress Testing (HAST)

Bhuwanesh Kumar Sharma¹, Devnanadan Kumar¹, Aakash Lohar¹, Adrija Dey¹, Smith Desai¹, Shashwata Chattopadhyay¹. ¹RAYZON SOLAR LIMITED, SURAT, India.²RAYZON SOLAR LIMITED, SURAT, India.³RAYZON SOLAR LIMITED, SURAT, India.⁴RAYZON SOLAR LIMITED, SURAT, India.⁵RAYZON SOLAR LIMITED, SURAT, India.⁶RAYZON SOLAR LIMITED, SURAT, India

Who Owns the Risk? Temporal Misalignment Between PV Manufacturing, Degradation, and Project-Level Uncertainty in Utility-Scale Solar

Andy Skumanich. SolarVisionCo, San Francisco, CA, USA

Integration Between PV-Array and Electric Vehicles with Boost-DAB Converters for Large Autonomy

Alejandro Stowhas-Villa¹SebastiAin Rodriguez-Romero², Matias G. Veillon¹, Diego Arias², Christian A. Rojas¹, Edward Fuentealba², Jorge Rabanal-Arabach². ¹Department of Electronics, Universidad TAccnica Federico Santa MarAsa, Valparaiso, Chile.²Department of Electrical Engineering, Universidad de Antofagasta, Antofagasta, Chile

Power Matrix Reconstruction of HJT PV Modules for CSER Rating: A Segmented Hybrid Parameter Extraction Method

Yuehua YangXin Huang, Tinglin Guo, He Wang, Hong yang. Xia, Xia, China

Dual Dependency of Series Resistance in HJT solar modules: Analysis Under Varying Irradiance and Temperature

Yuehua YangXin Huang, Tinglin Guo, He Wang, Hong Yang. Xia, Xia, China

Insight into the Mechanism of Reversible UVID in TOPCon Solar Cells using a non-destructive characterisation

Pengfei Zhang, Caixia Li, Ziheng Liu, Jialiang Huang, Jialin Cong, Jingwen Cao, Martin A. Green, Xiaojing Hao. UNSW, Sydney, Sydney, Australia

Rollable Lightweight Silicon Heterojunction Solar Cell modules for Space Applications

Wenjie Zhao¹, Zhengxin Liu^{1, 2}, Jianhua Shi^{1, 2}, Anjun Han^{1, 2}, Junlin Du^{1, 2}, Wenzhu Liu^{1, 2}, Fanying Meng¹, Liping Zhang¹, Qiang Shi¹, Chen Qiu¹, Yue Yuan¹, Zengfeng Di¹. ¹National Key Laboratory of Materials for Integrated Circuits, Shanghai Institute of Microsystem and, Shanghai, China.²6T Solar Co., Ltd, Shanghai, China