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Improved electrochemical stability of microscale lithium-ion battery cathode particles with conformal graphene coatings
NU 2021-158
INVENTORS
Mark Hersam*
Kyu-Young Park
SHORT DESCRIPTION
A cobalt-free LiNiO2 cathode material is enhanced with a conformal graphene coating that improves high- voltage stability and extends cycle life. The innovation addresses oxygen loss and associated structural degradation during high state of charge.
BACKGROUND
Cobalt-free...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Batteries, Coating, Energy and Infrastructure, Graphene
Category(s): Physical Sciences > Materials and Industrial Processes
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Enabling Ambient Stability of Lithium-Ion Battery Electrode Materials via Graphene-Cellulose Composite Coatings
INVENTORS
Mark Hersam*
Norman Luu
SHORT DESCRIPTION
A novel graphene-ethyl cellulose (GrEC) coating technique that significantly enhances the ambient stability of nickel-rich lithium-ion battery (LIB) cathode materials by preventing the formation of surface impurities.
BACKGROUND
Lithium-ion batteries (LIBs) are crucial for the clean...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Batteries, Cleantech, Coating, Energy and Infrastructure, Graphene, Materials, Nanomaterials, Sustainability
Category(s): Physical Sciences > Materials and Industrial Processes
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ExBox: A High-Affinity Scavenger for Polycyclic Aromatic Hydrocarbons (PAHs)
NU 2012-126
Inventors
Fraser Stoddart
Jonathan C Barnes
Michal Juricek
Abstract
Northwestern researchers have developed a high-affinity scavenger of an array of different polycyclic aromatic hydrocarbons (PAHs). This invention, called ExBox, is a receptor molecule that possess a large rectangular cavity with a rigid box-like geometry enabling...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Energy and Infrastructure, Environment
Category(s): Physical Sciences > Energy & Sustainability
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Organic napthalenediimide triangular compounds as electrode active materials, and electrochemical devices comprising the same
Organic Naphthalenediimide Triangular Compounds for High-Performance Organic Electrodes
NU 2014-194
INVENTORS
J. Fraser Stoddart*
Alyssa-Jennifer Avestro
Dongyang Chen
Zachary Erno
Junling Sun
SHORT DESCRIPTION
This technology introduces organic electrodes comprising nanoporous naphthalenediimide triangular compounds designed to overcome...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Electronics & Circuits, Energy and Infrastructure, Engineering
Category(s): Physical Sciences > Engineering & Technology
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New Column Technology for the Efficient Capture of Heavy Metals and Precious Metal Ions
New Column Technology for the Efficient Capture of Heavy Metals and Precious Metal Ions
NU 2013-145
INVENTORS
Mercouri Kanatzidis*
Debajit Sarma
Emmanouil Manos
SHORT DESCRIPTION
A novel ionâexchange column technology utilizing a composite blend of a metal chalcogenide and calcium alginate mixed with a granular substrate to efficiently capture...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Ecosystems and Resilience, Energy and Infrastructure, Environment, Materials, Metals, Remediation
Category(s): Physical Sciences > Energy & Sustainability
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Electrical Energy Generation Using Metal Nanofilms
NU 2014-102, 2018-154, 2019-155Primary InventorsFranz Geiger*Tom Miller* (CalTech)Short DescriptionMetal nanofilms that convert gravitational energy to electrical energy when aqueous drops roll down their surface.BackgroundHarvesting electrical energy from natural resources is critical to limit the consumption of batteries and fossil fuels. Approaches...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Energy and Infrastructure, Engineering, Nanotechnology, Novel Energy, Sensors, Thin film
Category(s): Physical Sciences > Energy & Sustainability
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A Low-Temperature, Energy Neutral Process For Preparing Formaldehyde From Neat Or Aqueous Methanol
NU 2015-173
Inventors
Tobin Marks*
Peter Stair
Tracy Lohr
Background
Rapid low-temperature/low-pressure methanol reforming, mediated by a supported molybdenum catalyst, produces formaldehyde and a stoichiometric quantity of H2 without co-production of greenhouse gases (see Figure 1). Formaldehyde is a valuable commodity chemical, the current...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Catalyst, Chemicals, Cleantech, Energy and Infrastructure, Hydrogen, Manufacturing/Processing, Materials
Category(s): Physical Sciences > Energy & Sustainability
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Efficient Inverse Perovskite Solar Cells by Uniform Deposition of Al2O3
NU 2024-102
INVENTORS
Doekjae Choi
Bin Chen
Ted Sargent*
SHORT DESCRIPTION
This technology significantly improves the efficiency and stability of all-perovskite tandem solar cells through surface functionalization and atomic layer deposition.
BACKGROUND
Voltage deficits in inverted perovskite solar cells occurs primarily at the interface recombination...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Coating, Devices, Energy and Infrastructure, Photovoltaic, Solar, Sustainability
Category(s): Physical Sciences > Materials and Industrial Processes, Physical Sciences > Energy & Sustainability
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Efficient Electrical Generation Utilizing Liquid Fuels
Efficient Electrical Generation Utilizing Liquid Fuels
NU 2021-175
INVENTORS
Scott Barnett*
SHORT DESCRIPTION
This invention provides an innovative method to generate electricity from liquid fuels by integrating a pressurized reformer with a solid oxide fuel cell (SOFC). It converts a liquid fuel composition of hydrocarbons and water into a...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Carbon Dioxide Management, Carbon Utilization, CCUS, Cleantech, Energy and Infrastructure, Fuel Cell
Category(s): Physical Sciences > Energy & Sustainability
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Design of a Small Energy Generating Terrestrial Microbial Fuel Cell for Soil Powered Internet-of-Things
Design of a Small Energy Generating Terrestrial Microbial Fuel Cell for Soil Powered Internet-of-Things
NU 2023-245, NU 2023-246
INVENTORS
George Wells*
Josiah Hester*
Bill Yen
Weitao Shuai
SHORT DESCRIPTION
A compact terrestrial microbial fuel cell that harnesses the energy from organic matter decomposition in soil to power Internet-of-Things...
Published: 11/6/2025
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Inventor(s):
Keywords(s): Cleantech, Energy and Infrastructure, Fuel Cell, Novel Energy
Category(s): Physical Sciences > Energy & Sustainability
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