Lawrence Livermore National Security, LLC

University of Illinois

University of Texas System

University of California

Purdue Research Foundation

Apache Corporation

Other

Virginia Polytechnic Institute and State University

Regents of the Univeristy of California

Eric B Duoss

Christopher M Spadaccini

Joshua D Kuntz

Roger D Aines

Cheng Zhu

Marcus A Worsley

Sarah Elyse Baker

John J Vericella

Joshuah K Stolaroff

James S Oakdale

William L Bourcier

Patrick G Campbell

Thomas S Wilson

Jennifer Ann Lewis

Fang Qian

Joshua R Deotte

Jeffery James Roberts

William C Floyd, Iii

Du Nguyen

Congwang Ye

Nikola Dudukovic

Ryan Hensleigh

Alexander E Gash

Andrew J Pascall

Kyle T Sullivan

Julie A Jackson

James A DeMuth

Andrew James Bayramian

Jeremy Lenhardt

William Smith

John M Densmore

Alexandra Golobic

Theodore F Baumann

Michael Stadermann

Matthew Merrill

Swetha Chandrasekaran

Jianchao Ye

Julie A Mancini

Seth Evan Watts

Thomas R Metz

Stephen Anthony Payne

Kenneth M Cowan

Nerine Jane Cherepy

Juergen Biener

Manyalibo Joseph Matthews

Richard H Crawford

James A Demuth

Zachary M Seeley

Jennifer Marie Knipe

Bryan D Moran

Brian Giera

Elaine Lee

Jennifer Nicole Rodriguez

James Lewicki

Kenneth J Loh

Zhen Qi

Carolyn Seepersad

Siwei Liang

James M Frank

Paul A Rosso

Jeremy Taylor Feaster

Mark Christian Messner

Ivy Krystal Jones

Nicholas Anthony Rodriguez

Conner T Sharpe

Ryan M Hunt

Hongtao Song

Lemuel Perez Perez

Kevin S Vandersall

Morgan Chen

Caitlyn Christian Cook

Carlos J Martinez

Megan M Smith

Ward Small, Iv

Robin R Miles

Mihail Bora

Maxim Shusteff

Scott McCall

Xiaoyu Zheng

Hayden Kingsley Taylor

Tayyab Ishaq Suratwala

John Chang

Razi-Ul Muhammad Haque

Komal Kampasi

Alexander A Baker

Brett Kelly

Thomas Yong Han

Anna Nikolaevna Ivanovskaya

Anthony W Van Buuren

Michael J King

Amitesh Maiti

Tammy Olson

Jinkyu Han

James T Cahill

Simon Hoching Pang

Geoffrey M Oxberry

Tyler Martin Fears

Daniel Tortorelli

Wen Chen

Koroush Sasan

In one embodiment, an ink includes a polymer precursor, a copolymer, a catalyst, and a solvent. In another embodiment, a product includes a three-dimensional printed structure having ligaments, where an average diameter of the ligaments is in a range of about 10 microns to about 500 microns.

Additive manufacture of hierarchically porous materials with high resolution

Bio-ink comprising freeze-dried cells, methods of making a living structure from a bio-ink material of freeze-dried cells, and methods of using the living structure for biosensing, tissue regeneration, environment sensing, drug discovery, catalysis, and/or clinical implementation are described herein.

Bio-ink structures and methods of producing the same

Disclosed are flow-through electrode devices and techniques for making flow-through electrodes. In one aspect, a flow through electrode apparatus comprises one or more fiber layers. Each fiber layer comprises a plurality of fibers oriented to be orthogonal to a flow direction of a fluid. The plurality of fibers are configured to cause an inertial flow of the fluid around the plurality of fibers at a first flow rate of the fluid.

Inertially enhanced mass transport using porous flow-through electrodes with periodic lattice structures

According to one embodiment, a method includes forming a structure by printing an ink, the ink including a glass-forming material, and heat treating the formed structure for converting the glass-forming material to glass. According to another embodiment, an ink composition includes a glass-forming material and a solvent.

Engineered feedstocks for additive manufacture of glass

The present disclosure relates to an additive manufacturing system. The system incorporates a nozzle in communication with a quantity of feedstock material including granular metal powder particles. The nozzle is configured to deposit the granular metal powder particles on at least one of a build plate or a previously formed material layer, to form at least one layer of a part. The system also incorporates a magnetic field generator subsystem for producing a magnetic field configured to orient the granular metal powder particles in a desired orientation before fusing of the granular metal powder particles occurs.

System and method for multimaterial powder bed patterning for use in additive manufacturing

The present disclosure relates to an engineered, additively manufactured, microfluidic cellular structure formed from a plurality of cells, wherein the cells are each formed from a plurality of interconnected elements. The cells have voids and each cell is open at upper ends thereof. The cells each communicate at a point below its upper end with a common channel. The cells are each configured to accept a fluid and operate to channel the fluid into the common channel and to hold the fluid received therein for later selective withdrawal from the structure.

Systems and methods for reaction and transport engineering via cellular fluidics

In one embodiment, a method includes depositing a material on a substrate. The material includes: a plurality of particles configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof, a solvent system, and one or more stabilizing agents.

Multifunctional reactive inks, methods of use and manufacture thereof

The present disclosure relates to a method involving a substrate having an interface layer, wherein the interface layer (IL) forms only an upper surface portion of the substrate, and a feedstock material (FM) placed on the IL. The method involves using a laser system to generate first and second beam components providing first and second power flux levels, respectively, where the second level is greater than the first. The FM is heated to a first level short of a melting point using the first beam component, at which point the particles of the FM begin to experience surface tension forces relative to the IL. Further heating the FM to a second level melts the FM and also melts the IL of the substrate, but where a portion of the IL remains unmelted by the second beam component as the particles of the FM and the IL are bonded together.

Laser pulse shaping for additive manufacturing

In one embodiment, a method includes dispersing a plurality of particles in a solution to form a dispersion; and adding a stabilizing agent to the dispersion in an amount sufficient to cause the dispersion to exhibit one or more predetermined rheological properties, wherein the particles are characterized by a core-shell configuration, wherein the core-shell configuration includes a core formed from a first material and a shell formed from a second material, wherein the first material and the second material form a combustible composition and/or a reactive binary composition that is configured to complete a self-propagating reaction and/or a self-sustaining reaction upon initiation thereof. Corresponding materials, and methods of using such materials, are also disclosed.

In one aspect, a composition of matter includes: a plurality of particles in a thixotropic suspension to form an ink, where the plurality of particles are present in an amount of at least about 20 vol %, and the plurality of particles include: a first host medium material containing at least one of: one or more lasing species dopants; and one or more other dopant species; and a second host medium material containing at least one other dopant species. The composition of matter further includes a liquid phase present in an amount greater than 20 vol % and less than about 80 vol %, where the liquid phase comprises at least one of: at least one surfactant; at least one polar organic solvent; and at least one binder.

Laser gain media fabricated via direct ink writing (DIW) and ceramic processing

System and method relates to an advanced manufactured vapor-fed electrochemical reactor (AM-VFR) system comprising a cathode gas compartment comprising a first inlet, and a first outlet, a catholyte compartment having a centrally located window for a cathode and a membrane, a second inlet, a second outlet, and a reference electrode, an anolyte compartment having a centrally located window for the membrane and an anode, a third inlet and a third outlet and an anode gas compartment having a fourth inlet and a fourth outlet, wherein the cathode, wherein the cathode is disposed between the cathode gas compartment and the catholyte compartment, wherein the membrane is disposed between the catholyte compartment and the anolyte compartment, wherein the anode is disposed between the anolyte compartment and the anode gas compartment, and wherein one or more of the cathode gas compartment, the catholyte compartment, the anolyte compartment and the anode gas compartment are made of a 3D printing plastic. Methods for making and using the system are also disclosed.

Advanced manufactured vapor-fed electrochemical reactor (AM-VFR) for improved performance for electrochemical conversion

An aerogel includes a three-dimensional printed structure having printed ligaments geometrically arranged, where an average diameter of the printed ligaments is in a range of greater than 0 microns and less than 50 microns. In addition, an average distance between a center of a first of the printed ligaments and a center of a second of the printed ligaments is at least equal to the average diameter of the printed ligaments, where the first and the second of the printed ligaments are adjacent. Each printed ligament includes of a plurality of random pores, where an average diameter of the random pores is less than 50 nanometers.

Base-catalyzed sol-gel inks for direct ink writing of high resolution hierarchically porous carbon aerogels

A product of additive manufacturing with a silicone-based ink includes a plurality of continuous filaments comprised of a siloxane matrix, wherein the continuous filaments are arranged in a geometric pattern, a plurality of inter-filament pores defined by the geometric pattern of the continuous filaments, and a plurality of intra-filament pores having an average diameter in a range of greater than 1 micron to less than 50 microns.

Three dimensional porous siloxanes using leachable porogen particles

The present disclosure relates to a system and apparatus having an optic and a cooling system for cooling the optic. In one example an optically addressed light valve forms the optic. The cooling system includes first and second windows on opposing surfaces of the optically addressed light valve which constrain a cooling fluid to flow over the opposing surfaces. The fluid pressure outside the optically addressed light valve is low enough that it does not compress a liquid crystal gap of the optically addressed light valve. The cooling fluid is also transparent to a high powered light beam which is projected through the first and second windows, and also through the optically addressed light valve, during an additive manufacturing operation.

Cooler for optics transmitting high intensity light

Disclosed are electrochemical reactors with electrodes that have variable porosity across the electrode. The electrodes are designed and micro-architected to have variable porosity and 3D flow. In one aspect, an electrochemical cell apparatus is disclosed. The apparatus includes an electrochemical vessel and an electrochemical fluid contained in the electrochemical vessel. The apparatus further includes a porous electrode submerged in the electrochemical fluid in the electrochemical vessel, the porous electrode having different porosities in different areas of the porous electrode. The different porosities inhibit electrochemical fluid flow and increase electrical conductivity in first areas of the porous electrode with decreased porosity compared to second areas, and enable increased electrochemical fluid flow and decrease electrical conductivity in the second areas of the porous electrode with increased porosity compared to the first areas.

Micro-architected flow through electrodes for energy storage

Growing community of inventors

Danville, CA, United States of America

Eric B Duoss