Florida State University Research Foundation, Inc.

Georgia Tech Research Corporation

Ben Wang

Chun Zhang

Zhiyong Liang

Richard Liang

Chuck Zhang

Changchun Zeng

Kan Wang

Christopher Marc Oberste

Shiren Wang

Qunfeng Cheng

Jin Gyu Park

Jianwen Bao

Chase Knight

Jian-ping Zheng

Leslie David Kramer

Phillip Sung Tse Cheng

Wei Zhu

Mei Zhang

Okenwa I Okoli

Tarik J Dickens

Tao Liu

Okenwa O I Okoli

Chiang Shih

Qiang Wu

Changsheng Wu

James Thagard

Arlene Gillis

Hang Zhang

Zhen Qian

Osayande Lord-Rufus Ighodaro

Mani A Vannan

Szu-Yuan Tsai

Chreng-Shii Yeh

Zhi Wang

Jonnattan T Ugarte

Chih-Yen Lin

A machine and method are presented for continuously forming a woven composite with controllable internal fabric geometry. The machine may include one or more spools for dispensing one or more warp filaments, a roller assembly configured to receive a composite weave, a warp rack having warp heads for engaging the warp filaments and vertically adjusting position to dynamically create a weave pattern in response to the insertion of one or more weft filaments by a weft inserter stack.

Systems and methods for continuous fabrication of woven composite materials

A machine and method are presented for continuously forming a woven composite with controllable internal fabric geometry. The machine may include one or more spools for dispensing one or more warp filaments, a roller assembly configured to receive a composite weave, a warp rack having a plurality of warp heads for engaging the warp filaments and vertically adjusting position to dynamically create a weave pattern in response to the insertion of one or more weft filaments by a weft inserter stack.

Systems and methods for culturing cells are disclosed. A system can comprise an auxetic scaffold substrate. The substrate can comprise scaffold units at least a portion of which comprise living cells. Scaffold units can be configured to transition between a contracted state and an expanded state. Units can comprise an interior void having a contracted volume in the contracted state and an expanded volume in the expanded state, in which the expanded volume is greater than the contracted volume. Units can be configured to pass a fluid into the interior void of the corresponding unit when the unit transitions from the contracted state to the expanded state. Units can be configured to pass the fluid out of the interior void of the corresponding unit when the unit transitions from the expanded state to the contracted state.

Systems and methods for growing cell cultures

A machine for fabricating three-dimensional interlaced composite components including a frame, a deposition surface, a first set of two or more warp heads, a second set of two or more of warp heads, and a weft inserter. An interlaced composite component including a first set of two or more warp filaments parallel to each other and a first set of two or more weft filaments parallel to each other. Warp filaments are interlaced with, and bonded to, weft filaments. Warp filaments and weft filaments are interlaced in at least two different weave patterns. Warp filaments and weft filaments are continuous, and the weave patterns transition from one pattern to another.

Interlaced three-dimensional printed composites and machines for fabricating same

Systems and methods are described herein for producing a model of a biological tissue, comprising a primary elastic material formed in the shape of an organ, and a secondary stiffener material embedded in the primary elastic material, wherein the secondary stiffener material is formed into a metamaterial design that increases the elastic modulus of the model in at least one predetermined direction. Models in accordance with embodiments mimic both the shape and mechanical properties of the organ they depict.

3D printed metamaterial tissue-mimicking phantoms

Articles including nanoscale fibers aligned by mechanical stretching are provided. Methods for making composite materials comprising a network of aligned nanoscale fibers are also provided. The network of nanoscale fibers may be substantially devoid of a liquid, and may be a buckypaper. The network of nanoscale fibers also may be associated with a supporting medium.

Nanoscale fiber films, composites, and methods for alignment of nanoscale fibers by mechanical stretching

A machine and method are presented for producing interlaced composite components. The method includes: depositing a first one or more warp filaments onto a deposition surface in a first linear direction, inserting, on top of the first one or more warp filaments, a first one or more weft filaments in a second linear direction, where the second direction is in the same plane as the first one or more warp filaments but is not parallel to the direction of the first one or more warp filaments, depositing, on top of the one or more first weft filaments, one or more second warp filaments in first linear direction, where the second one or more warp filaments are not collinear with the first one of more warp filaments, and inserting, on top of the second one or more warp filaments, a second one or more weft filaments in the second direction.

Interlaced three-dimensional printed composites and method for fabricating the same

A prosthetic sock for a patient to wear over a residual limb is provided. The prosthetic sock includes an inner layer configured to fit over at least a portion of the residual limb of the patient. A foam layer is disposed on an outer surface of the inner layer. The foam layer compensates for changes in shape or volume of the residual limb within the prosthetic sock by changing shape in a manner effective to maintain a secure fit between the residual limb and a prosthetic socket of a prosthetic limb.

Prosthetic socket apparatus and systems

Methods for aligning nanoscale fibers are provided. One method comprises providing a network of nanoscale fibers and mechanically stretching the network of nanoscale fibers in a first direction. The network of nanoscale fibers is substantially devoid of a liquid. A network of aligned nanoscale fibers and a composite comprising a network of aligned nanoscale fibers are also provided.

Composite materials are provided that include one or more CNT yarns embedded in a matrix material. The composite materials may be transparent. Methods for making the composite materials are also provided. The composite materials may be made by arranging at least one CNT yarn into a desired pattern and embedding the at least one CNT yarn into a matrix material.

Composite materials reinforced with carbon nanotube yarns

Nanocomposite materials and methods of making composite materials reinforced with carbon nanotubes are disclosed. The composite material includes an array of functionalized and aligned carbon nanotubes having a degree of functionalization of about 1% to about 10%; and a polymeric matrix material bonded to the array of functionalized and aligned carbon nanotubes.

Composite materials and method for making high-performance carbon nanotube reinforced polymer composites

A composite material for electromagnetic interference shielding is provided. The composite material comprises a stack including at least two electrically conductive nanoscale fiber films, which are spaced apart from one another by at least one insulating gap positioned between the at least two nanoscale fiber films. The stack is effective to provide a substantial multiple internal reflection effect. An electromagnetic interference shielded apparatus and a method for shielding an electrical circuit from electromagnetic interference is provided.

Electromagnetic interference shielding structure including carbon nanotube or nanofiber films

A method is provided for functionalizing nanoscale fibers including reacting a plurality of nanoscale fibers with at least one epoxide monomer to chemically bond the at least one epoxide monomer to surfaces of the nanoscale fibers to form functionalized nanoscale fibers. Functionalized nanoscale fibers and nanoscale fiber films are also provided.

Method for functionalization of nanoscale fibers and nanoscale fiber films

Methods are provided for making ceramic preforms having two-dimensional interconnected channels therein. The methods include (i) positioning a sacrificial material having a selected profile within a bed of ceramic powder; (ii) compacting the bed of ceramic powder to form a compacted mass; (iii) heating the compacted mass to thermally transform the sacrificial materials into a fluid without cracking the compacted mass; and (iv) removing the fluid from the compacted mass, thereby leaving a two-dimensional network of interconnected channels having the selected profile of the sacrificial material within the compacted mass. Ceramic preforms are also provided which include a compacted mass of ceramic powder and two-dimensional interconnected channels therein.

Growing community of inventors

Tallahassee, FL, United States of America

Ben Wang