Search Results - "Smith, Joel A"
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Synergistic Surface Modification of Tin–Lead Perovskite Solar Cells
Published in Advanced materials (Weinheim) (01-03-2023)“…Interfaces in thin‐film photovoltaics play a pivotal role in determining device efficiency and longevity. In this work, the top surface treatment of mixed…”
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Ion Migration‐Induced Amorphization and Phase Segregation as a Degradation Mechanism in Planar Perovskite Solar Cells
Published in Advanced energy materials (01-07-2020)“…The operation of halide perovskite optoelectronic devices, including solar cells and LEDs, is strongly influenced by the mobility of ions comprising the…”
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Open-circuit and short-circuit loss management in wide-gap perovskite p-i-n solar cells
Published in Nature communications (20-02-2023)“…In this work, we couple theoretical and experimental approaches to understand and reduce the losses of wide bandgap Br-rich perovskite pin devices at…”
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High-Efficiency Spray-Coated Perovskite Solar Cells Utilizing Vacuum-Assisted Solution Processing
Published in ACS applied materials & interfaces (21-11-2018)“…We use ultrasonic spray-coating to fabricate cesium-containing triple-cation perovskite solar cells with a power-conversion efficiency of up to 17.8%. Our…”
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Emissive spin-0 triplet-pairs are a direct product of triplet–triplet annihilation in pentacene single crystals and anthradithiophene films
Published in Nature chemistry (01-02-2021)“…Singlet fission and triplet–triplet annihilation represent two highly promising ways of increasing the efficiency of photovoltaic devices. Both processes are…”
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Origin of Sn() oxidation in tin halide perovskites
Published in Materials advances (17-08-2020)“…Tin-halide perovskites have great potential as photovoltaic materials, but their performance is hampered by undesirable oxidation of Sn( ii ) to Sn( iv ). In…”
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Exploring Nanoscale Structure in Perovskite Precursor Solutions Using Neutron and Light Scattering
Published in Chemistry of materials (23-08-2022)“…Tailoring the solution chemistry of metal halide perovskites requires a detailed understanding of precursor aggregation and coordination. In this work, we use…”
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Gas‐Assisted Spray Coating of Perovskite Solar Cells Incorporating Sprayed Self‐Assembled Monolayers
Published in Advanced science (01-05-2022)“…Self‐assembled monolayers (SAMs) are becoming widely utilized as hole‐selective layers in high‐performance p‐i‐n architecture perovskite solar cells…”
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Hybrid perovskite crystallization from binary solvent mixtures: interplay of evaporation rate and binding strength of solvents
Published in Materials advances (2020)“…In this work, we rationalize the chemical pathways and kinetics of the crystallization of methylammonium lead iodide hybrid perovskite. Our approach includes a…”
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Prospects for Tin-Containing Halide Perovskite Photovoltaics
Published in Precision Chemistry (24-04-2023)“…Tin-containing metal halide perovskites have enormous potential as photovoltaics, both in narrow band gap mixed tin–lead materials for all-perovskite tandems…”
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11
Somatic mutations in salivary duct carcinoma and potential therapeutic targets
Published in Oncotarget (29-09-2017)“…Salivary duct carcinomas (SDCa) are rare highly aggressive malignancies. Most patients die from distant metastatic disease within three years of diagnosis…”
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Development of Spray-Coated Perovskite Solar Cells
Published in ACS applied materials & interfaces (28-10-2020)“…Over the past six years, researchers have investigated the use of spray coating to fabricate perovskite solar cells (PSCs), with the aim of demonstrating its…”
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13
Monolithic perovskite/silicon tandem solar cell with >29% efficiency by enhanced hole extraction
Published in Science (American Association for the Advancement of Science) (11-12-2020)“…Tandem solar cells that pair silicon with a metal halide perovskite are a promising option for surpassing the single-cell efficiency limit. We report a…”
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14
Fully Spray-Coated Triple-Cation Perovskite Solar Cells
Published in Scientific reports (20-04-2020)“…We use ultrasonic spray-coating to sequentially deposit thin films of tin oxide, a triple-cation perovskite and spiro-OMeTAD, allowing us fabricate perovskite…”
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15
Chloride‐Based Additive Engineering for Efficient and Stable Wide‐Bandgap Perovskite Solar Cells
Published in Advanced materials (Weinheim) (01-07-2023)“…Metal halide perovskite based tandem solar cells are promising to achieve power conversion efficiency beyond the theoretical limit of their single‐junction…”
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Air-Knife-Assisted Spray Coating of Organic Solar Cells
Published in ACS applied materials & interfaces (23-08-2023)“…The power conversion efficiencies (PCEs) of organic solar cells (OSCs) have risen dramatically since the introduction of the “Y-series” of non-fullerene…”
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17
Controlling anisotropic properties by manipulating the orientation of chiral small molecules
Published in Nature chemistry (01-12-2022)“…Chiral π -conjugated molecules bring new functionality to technological applications and represent an exciting, rapidly expanding area of research. Their…”
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High‐Performance Multilayer Encapsulation for Perovskite Photovoltaics
Published in Advanced energy materials (27-08-2018)“…An encapsulation system comprising of a UV‐curable epoxy, a solution processed polymer interlayer, and a glass cover‐slip, is used to increase the stability of…”
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Suppressing Interfacial Recombination with a Strong‐Interaction Surface Modulator for Efficient Inverted Perovskite Solar Cells
Published in Advanced energy materials (01-12-2022)“…Successful manipulation of halide perovskite surfaces is typically achieved via the interactions between modulators and perovskites. Herein, it is demonstrated…”
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Binary Solvent System Used to Fabricate Fully Annealing‐Free Perovskite Solar Cells
Published in Advanced energy materials (01-03-2023)“…High temperature post‐deposition annealing of hybrid lead halide perovskite thin films—typically lasting at least 10 min—dramatically limits the maximum…”
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