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Additive for Improving the Efficiency and Stability of Organic Perovskite Materials for Electronics, including Photovoltaics
This invention is a new small molecule for passivating defects in organic perovskite electronic devices that improves power conversion efficiency, device quality and higher long-term stability, even in dopant-free designs.
Background:
Perovskite solar cells (PSC), considered to be third generation photovoltaics, have great potential to increase...
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings
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Organic Semiconductors via Pyrene Oxidation with High Yield and No Metal Catalyst
This invention is an efficient, green route for oxidizing simple pyrenes without any metal-mediated catalyst or reagent, with desired product in high yield. This direct oxidation method may be used to synthesize organic semi-conductors for use as photovoltaics, transistors, LEDs while avoiding poor yields, product impurities, and expensive work-up....
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Tarek El Assaad
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Semiconductors
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High-Efficiency, Stable Organic Thin Film Hole Transporting Material for Perovskite Solar Cells
This invention is a new organic hole transporting material (HTM) for perovskite solar cells, which provides improved power conversion efficiency, as well as thin films with improved quality and higher long-term stability, even in dopant-free designs.
Background:
Perovskite solar cells (PSC), considered to be third generation photovoltaics, have...
Published: 4/2/2024
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Inventor(s): Dominic Mcgrath, Zongxiang Xu
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Energy Collection, Storage & Battery, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Materials > Chemicals
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Side-Strapped Phthalocyanines as Materials for Organic Electronics
This invention describes a novel side-strapped derivative of phthalocyanine for use in photovoltaic cells to generate a current in a more efficient manner.
Background:
Within the context of photovoltaic solar power, there are other compounds based on the phthalocyanine structure that are in use currently. These other compounds have an energy conversion...
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics
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Solution-Processable Side-Strapped Phthalocyanines
This invention describes a novel side-strapped derivative of pthalocyanine for use in photovoltaic cells to generate a current in a more efficient manner.
Background:
Within the context of photovoltaic solar power, there are other compounds based on the pthalocyanine structure that are in use currently. These other compounds have an energy conversion...
Published: 6/20/2024
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Inventor(s): Dominic Mcgrath, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences
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Organic Solar Cells Based on a Solution Phase Near-IR Absorbing Soluble Phthalocyanines
This invention is a solution-processed planar heterojunction (PHJ) organic photovoltaic (OPV) device based on a soluble titanyl phthalocyanine (TiOPc) derivative as the donor with photo activity extended up to 1 micron in the near-IR region of the solar spectrum, without significantly affecting the open-circuit photopotential (Voc). TiOPc is a metallated...
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Mayank Mayukh
Keywords(s): organic solar cell, phthalocyanine
Category(s): Technology Classifications > Materials, Technology Classifications > Materials > Polymers
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Peripheral and Non-Peripheral Substituted Phthalocyanines
This invention is directed to phthalocyanine chromophores with chalcogen based substituents on the peripheral and non-peripheral positions - phthalocyanine chromophores that have alkylthio (i.e., RS-) and alkoxy (i.e. RO-) on the peripheral (2,3,9,10,16,17,23,24) and nonperipheral (1,4,8,11,15,16,22,25) positions of the macrocyclic ring.
Background:
The...
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Mayank Mayukh
Keywords(s): phthalocyanine
Category(s): Technology Classifications > Materials, Technology Classifications > Materials > Polymers
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Solution Processed Bulk Heterojunction Organic Solar Cells Based on Near-IR Absorbing Soluble Phthalocyanines
This invention demonstrates excellent near-IR photoactivity for solution-processed Bulk Heterojunction (BHJ) OPV device. For the optimized BHJ devices, the VOC is (a) higher than the corresponding solution processed Planar heterojunction (PHJ) device fabricated from octahexylthio-substituted C6-TiOPc and (b) comparable to the vacuum-deposited PHJ fabricated...
Published: 3/12/2024
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Inventor(s): Dominic Mcgrath, Mayank Mayukh
Keywords(s): organic solar cell, phthalocyanine
Category(s): Technology Classifications > Materials, Technology Classifications > Materials > Polymers
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Soluble Titanyl Phthalocyanines with Enhanced Thin-Film Near-IR Absorptivity
This patented technology covers materials and methods for making Titanyl Phthalocyanines (TiOPc) and rendering them soluble using peripheral substituents. In addition, the method eliminates the need for a solvent in the synthesis step, and increases the purity of yield of the isolated materials. Furthermore, the organic molecules exhibit increased absorbance...
Published: 6/20/2024
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Inventor(s): Dominic Mcgrath, Mayank Mayukh
Keywords(s):
Category(s): Technology Classifications > Materials, Technology Classifications > Materials > Polymers
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