Search Results - Nanomaterials

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Electrowetting on Dielectric (EWOD) Using Graphene

WSU researchers have developed a method for electrowetting on dielectric (EWOD) using graphene; a transparent, flexible and stretchable nanomaterial. Reversible contact angle changes were observed on the Teflon-coated graphene electrode with both AC and DC voltages and experiments confirmed the graphene electrode has a higher capacitive impedance, reduced...

Published: 2/6/2014 | Inventor(s): Mark MinG-Cheng Cheng

Keywords(s):

Category(s): Physical Sciences, Materials, Microfluidics, Nanomaterials

Atomic Layer Deposition of Transition Metal Thin Films

Wayne State University researchers have circumvented precursor reactivity problems by developing a three-step deposition scheme that entails a transition metal precursor, an organic acid, and a reducing agent. This novel process can produce high purity, low resistivity copper films at 100 °C, which is a significant breakthrough in transition metal ALD...

Published: 2/6/2014 | Inventor(s): Charles Winter, Thomas Knisley, Thiloka Ariyasena

Keywords(s):

Category(s): Materials, Nanomaterials, Physical Sciences, Thin films, Chemical Processing/Synthesis, Industrial & Manufacturing

Controllable Laser Fabrication of Conical Nano-Tips on Semiconductor Thin Films

Field emitter displays (FED) represents the next phase in display technology. A team of researchers at Wayne State University has invented a new process that creates consistently sized and uniformly spaced nano-sized conical tips on semiconductor thin films that may have application in a number of areas including field emitter arrays for flat-panel...

Published: 2/6/2014 | Inventor(s): Ivan Avrutsky, Daniel Georgiev, Ronald Baird, Golam Newaz, Gregory Auner

Keywords(s): Semiconductor

Category(s): Physical Sciences, Materials, MEMS, Nanomaterials, Thin films

Integration of 1-D MnO2 Nanowire and 2-D Graphene to 3-D Composites and their Applications in High-Energy, High-Power and Low-Cost Aqueous Supercapacitors

Wayne State University researchers have developed a novel method for the preparation of unique 3-D composites of conductive graphene and high capacitance MnO2 as electrode materials, to fabricate asymmetric aqueous supercapacitors for energy-storage applications. Currently MnO2 is commonly coated onto current collectors to form very thin films...

Published: 2/6/2014 | Inventor(s): Lixin Wang, Da Deng, Ka Yuen Simon Ng

Keywords(s):

Category(s): Materials, Nanomaterials, Physical Sciences, Energy & Environment, Energy Storage/Battery

Dispersion-optimized Silicon nanoparticle (SiNP)/Graphene composite anode for high performance Lithium ion battery (LIB)

WSU researchers have invented a novel method to produce dispersion-optimized SiNP within a conducting Graphene matrix forming a standalone composite anode material. The method creates small clusters to lone particle distributions maximizing the nanomaterial properties of SiNP yielding anodes with improved capacity retention and rate performance. It...

Published: 2/6/2014 | Inventor(s): Rhet C De Guzman, Ka Yuen Simon Ng, Steven Salley

Keywords(s):

Category(s): Chemicals, Materials, Energy & Environment, Energy Storage/Battery, Nanomaterials, Physical Sciences

Fabrication Methods for Anti-Reflection Surface on Transparent Materials

Development of a fabrication method that uses optical nanostructures as artificial materials that match refractive indices of a wide range of transparent substrates. The resulting surface is optically transparent and exhibits qualities required to see images and text clearly on an electronic display screen in a wide variety of light conditions. Electronic...

Published: 2/6/2014 | Inventor(s): Yang Zhao, Jinsong Wang

Keywords(s): Anti-reflection, Nanomaterials

Category(s): Materials, Nanomaterials, Physical Sciences

Graphene based support matrix to anchor bifunctional catalyst for Lithium-Air batteries

WSU researchers have developed a novel process to produce highly stable, conductive, and high surface area graphene based matrix for bifunctional catalysts for air cathodes. Given the promising stability and enhanced conductivity of the graphene matrix, the WSU researchers propose to incorporate bifunctional catalysts into a graphene matrix. Currently,...

Published: 2/6/2014 | Inventor(s): Kapila Wadumesthrige, Ka Yuen Simon Ng, Steven Salley

Keywords(s):

Category(s): Chemicals, Materials, Energy Storage/Battery, Energy & Environment, Nanomaterials, Physical Sciences, Catalysts, Automotive & Transportation, Battery

Porous Biodegradable Polymers for Bone Grafts

Technology Summary: A novel polymer nanocomposites has been developed as a potential alternative to autografts and allografts in orthopedic procedures requiring bone grafting. Supercritical CO2 processing of resorbable polymer/nano-clay mixtures results in the formation of porous nanocomposite constructs which exhibit biocompatibility and significant...

Published: 2/6/2014 | Inventor(s): Rangaramanujam Kannan, Kevin Baker, Robert Bellair, Mihai Manitiu, Harry Herkowitz

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Category(s): Materials, Life Science, Medical Devices, Biomaterials, Nanomaterials, Physical Sciences, Polymer

A Flexible Biocompatible Graphene Sensor for Point-of-care Diagnosis

A Wayne State University researcher has developed a novel method applying graphene to sensitive, high-throughput, multiplexing, for label-free and low-cost electrical biosensing applications. Graphene is a flat single layer of sp2 bonded carbon atoms that are packed in a honey comb lattice, and have shown to have exceptional electronic, mechanical,...

Published: 2/6/2014 | Inventor(s): Mark MinG-Cheng Cheng

Keywords(s):

Category(s): Materials, Diagnostics, Life Science, Other, MEMS, Nanomaterials, Physical Sciences, Sensors

Self Cleaning Transparent Material Structure and its Fabrication Methods

A Wayne State University Professor has developed a material with unique self-cleaning properties that may serve a number of applications from self-cleaning automobile windshields, eyeglasses and optics to laboratory glassware, mirrors and sensors. Highly water-repellant materials (also known as Super Hydrophobic Surfaces) have been created and...

Published: 2/6/2014 | Inventor(s): Yang Zhao

Keywords(s): Superhydrophobic

Category(s): Materials, Nanomaterials, Physical Sciences, Industrial & Manufacturing, Other