1.8k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of Colorado BoulderUS112 papers
- Colorado School of MinesUS59 papers
- King's College LondonGB30 papers
- Lawrence Berkeley National LaboratoryUS28 papers
- Fudan UniversityCN17 papers
- Radboud University NijmegenNL15 papers
- Stanford UniversityUS15 papers
- University of MinnesotaUS15 papers
- University of California, BerkeleyUS14 papers
- Colorado State UniversityUS13 papers
- North Carolina State UniversityUS12 papers
- Princeton UniversityUS12 papers
28 papers · 1 filter
Empirical Thermophotovoltaic Performance Predictions and Limits
Titilope M. Dada, Calvin M. Mestelle, Daniel J. Friedman +2
Significant progress has been made in the field of thermophotovoltaics, with efficiency recently rising to over 40% due to improvements in cell design and material quality, higher…
Sub-0.6 eV Inverted Metamorphic GaInAs Cells Grown on InP and GaAs Substrates for Thermophotovoltaics and Laser Power Conversion
Kevin L. Schulte, Daniel J. Friedman, Titilope Dada +6
We present inverted metamorphic Ga0.3In0.7As photovoltaic converters with sub-0.60 eV bandgaps grown on InP and GaAs substrates. The compositionally graded buffers in these devices…
Autonomous sputter synthesis of thin film nitrides with composition controlled by Bayesian optimization of optical plasma emission
Davi M. Febba, Kevin R. Talley, Kendal Johnson +5
Autonomous experimentation has emerged as an efficient approach to accelerate the pace of materials discovery. Although instruments for autonomous synthesis have become popular in…
Optical Memory, Switching, and Neuromorphic Functionality in Metal Halide Perovskite Materials and Devices
Gaurav Vats, Brett Hodges, Andrew J. Ferguson +2
Metal halide perovskite-based materials have emerged over the past few decades as remarkable solution-processable opto-electronic materials with many intriguing properties and pote…
Thermochromic Metal Halide Perovskite Windows with Ideal Transition Temperatures
Bryan A. Rosales, Janghyun Kim, Vincent M. Wheeler +8
Urban centers across the globe are responsible for a significant fraction of energy consumption and CO2 emission. As urban centers continue to grow, the popularity of glass as clad…
Leveraging Low-Energy Structural Thermodynamics in Halide Perovskites
Bryan A. Rosales, Kelly Schutt, Joseph J. Berry +1
Metal halide perovskites (MHPs) combine extraordinary optoelectronic properties with chemical and mechanical properties not found in their semiconductor counterparts. For instance,…
Overcoming the disconnect between energy system and climate modeling
Michael T. Craig, Jan Wohland, Laurens P. Stoop +20
Energy system models underpin decisions by energy system planners and operators. Energy system modelling faces a transformation: accounting for changing meteorological conditions i…
Efficient light-trapping in ultrathin GaAs solar cells using quasi-random photonic crystals
Jeronimo Buencuerpo, Theresa E. Saenz, Mark Steger +5
Ultrathin solar cells reduce material usage and allow the use of lower-quality materials thanks to their one order of magnitude smaller thickness than their conventional counterpar…
"Knees" in lithium-ion battery aging trajectories
Peter M. Attia, Alexander Bills, Ferran Brosa Planella +14
Lithium-ion batteries can last many years but sometimes exhibit rapid, nonlinear degradation that severely limits battery lifetime. In this work, we review prior work on "knees" in…
Aerogel from sustainably grown bacterial cellulose pellicle as thermally insulative film for building envelope
Blaise Fleury, Eldho Abraham, Joshua A. De La Cruz +7
Improving building energy performance requires the development of new highly insulative materials. An affordable retrofitting solution comprising a thin film could improve the resi…
Surface chemistry models for GaAs epitaxial growth and hydride cracking using reacting flow simulations
Malik Hassanaly, Hariswaran Sitaraman, Kevin L. Schulte +5
Hydride Vapor Phase Epitaxy (HVPE) is a promising technology that can aid in the cost reduction of III-V materials and devices manufacturing, particularly high-efficiency solar cel…
Thermophotovoltaic Efficiency of 40%
Alina LaPotin, Kevin L. Schulte, Myles A. Steiner +10
We report the fabrication and measurement of thermophotovoltaic (TPV) cells with efficiencies of >40%, which is a record high TPV efficiency and the first experimental demonstratio…
Inverted GaInP/GaAs Three-Terminal Heterojunction Bipolar Transistor Solar Cell
Marius H. Zehender, Simon. A. Svatek, Myles A. Steiner +6
Here we present the experimental results of an inverted three-terminal heterojunction bipolar transistor solar cell (HBTSC) made of GaInP/GaAs. The inverted growth and processing e…
Spatial profiles of photon chemical potential in near-field thermophotovoltaic cells
Dudong Feng, Eric J. Tervo, Dragica Vasileska +3
Emitted photons stemming from the radiative recombination of electron-hole pairs carry chemical potential in radiative energy converters. This luminescent effect can substantially…
Design, characterization and indoor validation of the optical soiling detector "DUSST"
Álvaro Fernández-Solas, Leonardo Micheli, Matthew Muller +2
Nowadays, photovoltaic (PV) technology has reached a high level of maturity in terms of module efficiency and cost competitiveness in comparison with other energy technologies. As…
Solar Thermoradiative-Photovoltaic Energy Conversion
Eric J. Tervo, William A. Callahan, Eric S. Toberer +2
We propose a solar thermal energy conversion system consisting of a solar absorber, a thermoradiative cell or negative illumination photodiode, and a photovoltaic cell. Because it…
Selection of optimal wavelengths for optical soiling modelling and detection in photovoltaic modules
Leonardo Micheli, Eduardo F. Fernandez, Matthew Muller +2
Soiling impacts the photovoltaic (PV) module performance by reducing the amount of light reaching the photovoltaic cells and by changing their external spectral response. Currently…
Growth and Characterization of Homoepitaxial -GaO Layers
M. Brooks Tellekamp, Karen N. Heinselman, Steve Harvey +2
-GaO is a next-generation ultra wide bandgap semiconductor (E = 4.8 eV to 4.9 eV) that can be homoepitaxially grown on commercial substrates, enabling next-generatio…
An analysis of carrier dynamics in methylammonium lead triiodide perovskite solar cells using cross-correlation noise spectroscopy
Kevin Davenport, Fei Zhang, Mark Hayward +3
Using cross-correlation current noise spectroscopy, we have investigated carrier dynamics in methylammonium lead triiodide solar cells. This method provides a space selectivity for…
High-throughput fabrication and semi-automated characterization of oxide thin film transistors
Yanbing Han, Sage Bauers, Qun Zhang +1
High throughput experimental methods are known to accelerate the rate of research, development, and deployment of electronic materials. For example, thin films with lateral gradien…
Correlating Photovoltaic Soiling Losses to Waveband and Single-Value Transmittance Measurements
Leonardo Micheli, Jose A. Caballero, Eduardo F. Fernandez +4
This paper presents the results of an investigation on the spectral losses of photovoltaic (PV) soiling. The transmittance of a glass coupon exposed to natural soiling outdoors in…
Comparative studies of optoelectrical properties of prominent PV materials: Halide Perovskite, CdTe, and GaAs
Fan Zhang, Jose F. Castaneda, Shangshang Chen +13
We compare three representative high performance PV materials: halide perovskite MAPbI3, CdTe, and GaAs, in terms of photoluminescence (PL) efficiency, PL lineshape, carrier diffus…
Revisiting Thin Silicon for Photovoltaics: A Technoeconomic Perspective
Zhe Liu, Sarah E. Sofia, Hannu S. Laine +4
Adopting thin Si wafers for PV reduces capital expenditure (capex) and manufacturing cost, and accelerates the growth of PV manufacturing. There are two key questions about thin Si…
Substrate-dependent Photoconductivity Dynamics in a High-efficiency Hybrid Perovskite Alloy
Ali Moeed Tirmzi, Jeffrey A. Christians, Ryan P. Dwyer +2
Films of (FAMACs)Pb(IBr) were grown over TiO, SnO, ITO, and NiO. Film conductivity was interrogated by me…