The solid electrolyte allows us to use lithium-metal for the anode, which is the lightest metal on the planet and nearly 10 times more energy dense than whats used in todays batteries. S-8 QuantumScape Gender Male Prof. Fritz Prinz is the Chairman of Mechanical Engineering at Stanford University. Shape deposition manufacturing with microcasting: Processing, thermal and mechanical issues. Forward-Looking Statements Prior to this, Mr. Hettrich served as QuantumScapes Vice President of Business Operations from March 2016 to March 2018, as Senior Director of Finance and Product Management from March 2014 to March 2016, as a Director of Product Management from March 2013 to March 2014, and as a Manager of Product Management from January 2012 to March 2013. The method emphasizes micro-fluidic interconnections between layers within the scaffolds and maintenance of high-resolution geometries during the bonding process for the creation of multi-layered scaffolds. Obtaining high power density at low operating temperatures has been an ongoing challenge in solid oxide fuel cells (SOFC), which are efficient engines to generate electrical energy from fuels. 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Park, Y. I., Su, P. C., Cha, S. W., Saito, Y., Prinz, F. B. Fabrication of Turbine-Compressor-Shaft Assembly for Micro Gas Turbine Engine, High Power-Density Polymer-Electrolyte Fuel Cells by Microfabrication. The energy required to break bonds between the metal atom and the ligands was calculated to find which precursors react most readily. Langston, M. C., Dasgupta, N. P., Jung, H. J., Logar, M., Huang, Y., Sinclair, R., Prinz, F. B. Thickness effects of yttria-doped ceria interlayers on solid oxide fuel cells, Nickel Silicide Nanowire Arrays for Anti-Reflective Electrodes in Photovoltaics. The future is solid. HEMMERLE, J. S., Terk, M., GURSOZ, E. L., Prinz, F. B., Doyle, T. E. Integrated miniaturized biosensors for clinical analyzers and in vivo applications. Crawford, W. S., Cappelli, M. A., Prinz, F. B. In addition, little attention has been paid to the issue of how to incorporate cells within 3-D tissue scaffolds that contain precisely engineered architectures. Dasgupta, N. P., Mack, J. F., Langston, M. C., Bousetta, A., Prinz, F. B. Dr. Holme is QuantumScapes Chief Technology Officer. Fessler, J., Nickel, A., Link, G., Prinz, F., FUSSELL, P. The Compact Graph Format: An Interchange Standard for Solid Freeform Fabrication. View details for DOI 10.1016/j.jpowsour.2013.12.001, View details for Web of Science ID 000331160100015. Thus, we propose micro-geometry as an alternative measure of controlling drug release. View details for Web of Science ID 000334990600047, View details for DOI 10.1016/j.ijhydene.2013.11.023, View details for Web of Science ID 000331920100022. We also believe that the sustained kinetics for the fully mixed cermet layer sample stems from better thermal stability of Pt islands separated by the ALD YSZ matrix, which helped to maintain the high-density TPBs even at elevated temperature. Design and fabrication of a micro fuel cell array with "flip-flop" interconnection. View details for Web of Science ID 000316846700034. Mr. McCarthy currently serves as a member of the boards of several privately-held companies. Comparison of the experiments to the simulated results identified that the variation of micro-geometry influenced also the volume-dependent degradation rate and induced the osmotic pressure. QuantumScape CEO Jagdeep Singh, who founded the company in 2010 with fellow Stanford scientists Fritz Prinz and Tim Holme, believes the electric battery share of the overall vehicle market. Exploring the local electronic structure and geometric arrangement of ALD Zn(O,S) buffer layers using X-ray absorption spectroscopy. This report presents a demonstration and characterization of a nanotubular array of solid oxide fuel cells (SOFCs) made of one-end-closed hollow tube Ni/yttria-stabilized zirconia/Pt membrane electrode assemblies (MEAs). Sample scaffolds were constructed for purposes such as channel-directed cell growth and size-based cell sorting. Logar, M., Xu, S., Acharya, S., Prinz, F. B. from Vanderbilt University Law School. We found that 180 cycles or approximately 10 nm of ALD Pt, with a Pt loading of only 0.02 mg cm(-2), were sufficient for the purpose of a catalytic cathode. Elam, J. W., Dasgupta, N. P., Prinz, F. B. O'Hayre, R., Feng, G., Nix, W. D., Prinz, F. B. LayTracks: a new approach to automated geometry adaptive quadrilateral mesh generation using medial axis transform. In the future, arrays of micro-SOFCs with high power density may enable a range of mobile and portable power applications. Does integrated-circuit fabrication show the path for the future of mechanical manufacturing? Prinz, F., B., Fasching, R., Urban, G., Aschauer, E., Jachimowicz, A., Kohl, F. OPTIMAL PATH PLACEMENT FOR KINEMATICALLY REDUNDANT MANIPULATORS. Design of an atomic layer deposition reactor for hydrogen sulfide compatibility. You, L., Temiyasathit, S., Tao, E., Prinz, F., Jacobs, C. R. A resolution study for electrostatic force microscopy on bimetallic samples using the boundary element method. Huang, H., Nakamura, M., Su, P., Fasching, R., Saito, Y., Prinz, F. B. However, this AFM-based electrochemical probing still has numerous engineering challenges such as immobilization of the live cells, compatibility of the immobilization procedure with AFM manipulation of the probe, maintenance of biological activity of the cells for an extended time while performing the measurements, and minimization of electrochemical noise. Atomic Layer Deposition of Platinum Catalysts on Nanowire Surfaces for Photoelectrochemical Water Reduction. Direct water removal in gas diffusion layer of porton exchnage membrane fuel cells by a flexible electroosmotic pump. We have carried out calculations of the electronic structure of ferredoxin and of the electronic coupling matrix element Hif for electron transfer from reduced ferredoxin to flavin adenine dinucleotide (FAD) and to cluster models of the Au111 surface and a Au111 surface with a mercaptopyridene self-assembled monolayer (SAM). A strong correlation between such tunable material properties and hydrogen evolution reaction activity is established. The ALD process can be used to cover high-aspect-ratio nanostructures, as demonstrated by the uniform coating of a Si nanowire array with a single layer of PbS quantum dots. In 2000, he founded a company (listed as Infinera, INFN). Jiang, X., Guer, T. M., Prinz, F. B., Bent, S. F. Silicon-based Thin Film Solid Oxide Fuel Cell Array, Proton Conductivity Studies of Y-Doped Barium Zirconate: Theoretical and Experimental Approaches. To lower the SOFC operating temperature, we fabricated a corrugated thin-film electrolyte membrane by nanosphere lithography and atomic layer deposition to reduce the polarization and ohmic losses at low temperatures. QuantumScape - Wiki | Golden Mr. Singh is QuantumScapes Chief Executive Officer and Chairman of the Board of Directors. Fasching, R. J., Tao, Y., Hammerick, K., Prinz, F. B. Fabrication and Characterization of Lead Sulfide Thin Films by Atomic Layer Deposition. Here we demonstrate the continuous tuning of layer vertically aligned MoS2 nanofilms through electrochemical intercalation of Li(+) ions. Dasgupta, N. P., Liu, C., Andrews, S., Prinz, F. B., Yang, P. Three-Dimensional Nanostructured Bilayer Solid Oxide Fuel Cell with 1.3 W/cm(2) at 450 degrees C. An, J., Kim, Y., Park, J., Guer, T. M., Prinz, F. B. Hammerick, K. E., James, A. W., Huang, Z., Prinz, F. B., Longaker, M. T. Kinetic Monte Carlo simulations of oxygen vacancy diffusion in a solid electrolyte: Computing the electrical impedance using the fluctuation-dissipation theorem, Sputtered Pt-Ru Alloys as Catalysts for Highly Concentrated Methanol Oxidation. Lee, W., Jung, H. J., Lee, M. H., Kim, Y., Park, J. S., Sinclair, R., Prinz, F. B. Nanoscale membrane electrolyte array for solid oxide fuel cells, Enhanced oxygen exchange and incorporation at surface grain boundaries on an oxide ion conductor. The resulting micro-SOFC electrolyte membrane showed a hexagonal-pyramid array nanostructure and achieved a power density of 1.34 W/cm(2) at 500 C. Dong, J. P., Kao, J. H., Pinilla, J. M., Chang, Y. C., Prinz, F. B. Second, Pt catalyst particle nucleation and agglomeration is studied. The porous-template technique can produce NWs of various kinds of metals, with diameters down to 10-20 nm, which compete with multiwall carbon nanotube diameters. On September 3, 2020, QuantumScape announced an agreement to merge with the blank check special purpose acquisition company (SPAC) company Kensington Capital Acquisition Corp. A single cell was immobilized in the micro-fluidic system and a nano-probe was inserted into the cytosolic space of the single cell. Pornprasertsuk, R., Ramanarayanan, P., Musgrave, C. B., Prinz, F. B. Cantilever tip probe arrays for simultaneous SECM and AFM analysis, Rapid prototyping methods of silicon carbide micro heat exchangers. In this study a particular emphasis was given to characterization of the material properties of the biodegradable polymers undergoing the 3D-BMS processes. QuantumScape building electric car battery that charges to 80% - CNBC Product Solid-state battery Finally, reaction energetics are calculated for two likely reaction pathways over Pt clusters supported on different HOPG substrates. It was recently worth about $4 billion. QuantumScape was founded in 2010, with the goal to create a solid-state lithium battery. With 400 employees, the company is working on next-generation technologies that will accelerate the adoption of electric vehicles around the world. INCREASED CATHODIC KINETICS IN IT-SOFCs BY INSERTING HIGHLY-CONDUCTIVE NANOCRYSTALLINE MATERIALS, Opportunities of ALD for Thin Film Solid Oxide Fuel Cells, Oxidative Removal of Self-Assembled Monolayers for Selective Atomic Layer Deposition. Here we report experimental observation and determination of oxide-ion vacancy concentration near the 13 (510)/[001] symmetric tilt grain-boundary of YSZ bicrystal using aberration-corrected TEM operated under negative spherical aberration coefficient imaging condition. A thin layer of fast degrading 50/50PLGA was placed as the diffusion layer between the 85/15PLGA layers to prevent any burst-type release. MATH CONSULTORIA MED TRABALHO - Occupational Therapy - R. Doutor Fritz By 2012, it claimed investors like Bill Gates and Volkswagen. A customized atomic layer deposition (ALD) reactor was designed with components compatible with hydrogen sulfide (H(2)S) chemistry. Electrical properties of YSZ thin films deposited on nanoporous substrates. Chang, Y. C., Pinilla, J. M., Kao, J. H., Dong, J., Ramaswami, K., Prinz, F. B. Residual stresses in layered manufacturing. Atomic Scale Verification of Oxide-Ion Vacancy Distribution near a Single Grain Boundary in YSZ. Fan, Z., Chao, C., Hossein-Babaei, F., Prinz, F. B. Stress-driven grain growth in nanocrystalline Pt thin films. Investigation of transport phenomena in micro flow channels for miniature fuel cells. Material strength in polymer shape deposition manufacturing, INTEGRATED DESIGN AND RAPID MANUFACTURING OVER THE INTERNET. Using such nanofilms after different degree of Li intercalation, we show the significant improvement of the hydrogen evolution reaction activity. Park, J. S., Kim, Y. QuantumScape (ticker: QS) was founded in 2010 by Stanford University scientists Jagdeep Singh, Fritz Prinz and Tim Holme to develop what are known as solid-state batteries for electric. QuantumScape was founded in 2010 by Jagdeep Singh, Fritz Prinz, and Tim Holme from Stanford University. MD simulations of the interaction of ferredoxin and protonated pyridine within a water solvation box indicate that the protonated pyridine does strongly orient the ferredoxin, favoring electron transfer as compared to a bare gold surface, where we speculate the orientation of the ferredoxin may be more random. Cheng, J., Crabb, K., Pornprasertsuk, R., Huang, H., Saito, Y., Prinz, F. Making Photovoltaic Power Competitive with Grid Power. This page provides a comprehensive analysis of the known insider trading history of Fritz Prinz. Mr. McCarthy also currently serves on the board of QSV Operations LLC. A microfabricated direct methanol fuel cell with integrated electroosmotic pump. Ryu, W., Min, S. W., Hammerick, K. E., Vyakarnam, M., Greco, R. S., Prinz, F. B., Fasching, R. J. Electrochemical impedance analysis of solid oxide fuel cell electrolyte using kinetic Monte Carlo technique. View details for Web of Science ID 000288061500003, View details for DOI 10.1103/PhysRevB.83.052301, View details for Web of Science ID 000287358900001. Amon, C. H., Beuth, J. L., Weiss, L. E., Merz, R., Prinz, F. B. QuantumScape was founded in 2010 by Jagdeep Singh, Tim Holme and Professor Fritz Prinz of Stanford University. Prinz, F., B., Fasching, R., Aschauer, E., Jobst, G., Moser, I., Urban, G. Processing, Thermal and Mechanical Issues in Shape Deposition Manufacturing. Park, J. S., Kang, S. K., Guer, T. M., Prinz, F. B. Effect of Cation Non-Stoichiometry and Crystallinity on the Ionic Conductivity of Atomic Layer Deposited Y:BaZrO3 Films. Murine adipose-derived stromal cells (mASCs) migrated toward the cathode in direct current (DC) fields of physiologic strength and show a dose dependence of migration rate to stronger fields. QuantumScape was established in 2010, the main founders are Jagdeep Singh Tim Holme and Fritz Prinz. Design and tuning of a vacuum microplasma spray system: Particle entrainment. Enhanced Oxygen Exchange on Surface-Engineered Yttria-Stabilized Zirconia. Shim, J. H., Park, J. S., Holme, T. P., Crabb, K., Lee, W., Kim, Y. Gurumoorthy, B., Kirchner, H. O., Prinz, F. B., Sinclair, G. B. Design and fabrication of materials for Laser Shape Deposition Manufacturing, Graph based process planning for Mold Shape Deposition Manufacturing. Here we present experimental evidence of spatial variations in the lowest available electron transition energy within a series of single electrically isolated QDs due to a dome-shaped geometry, measured using electron energy-loss spectroscopy in a (scanning) transmission electron microscope [(S)TEM-EELS]. Jagdeep Singh, Tim Holme and Fritz Prinz, a trio from Stanford University, formed the company in 2010. Kim, Y. Bai, S. J., Fasching, R. J., Prinz, F. B. Stampfl, J., Leitgeb, R., Cheng, Y. L., Prinz, F. B. mu-Mold Shape Deposition Manufacturing of ceramic parts. O'Hayre, R., Fabian, T., Litster, S., Prinz, F. B., Santiago, J. G. The construction of three-dimensional micro-fluidic scaffolds of biodegradable polymers by solvent vapor based bonding of micro-molded layers. Before that, she served in several HR leadership roles at Foxconn Interconnect Technology, Inc., a multinational electronics manufacturer, and NUMMI, an automotive manufacturing joint venture between Toyota and General Motors. Our technology creates the lithium anode in situ during the first charge, an innovation that dramatically simplifies battery design and makes it fundamentally cheaper to manufacture. The electric fields caused marked changes in the cytoskeleton. Mr. Hettrich also served as a Business Analyst at McKinsey & Company, a management consulting firm, from September 2004 to July 2007. The stiffness differences are not dependent on cell culture density; hence, material differences between cells cannot be attributed solely to cell-cell constraints. Structural and compositional analysis of solid oxide fuel cell electrolytes using transmission electron microscopy. Sol-flame synthesis of cobalt-doped TiO2 nanowires with enhanced electrocatalytic activity for oxygen evolution reaction. In this work, we demonstrate a method to increase the dielectric constant and decrease the leakage current density of atomic layer deposited BaTiO3 thin films at low process temperature (250 C) using postdeposition remote oxygen plasma treatment. On optimizing the dopant concentration at the surface of single-crystal YSZ, a 5-fold increase in the oxygen surface exchange coefficient of the electrolyte was observed using isotopic oxygen exchange experiments coupled with secondary ion mass spectrometer measurements. Yelp is a fun and easy way to find, recommend and talk about what's great and not so great in So Paulo and beyond. Atomic Layer Deposition of Al-doped ZnO Films: Effect of Grain Orientation on Conductivity. QuantumScape Appoints Three New Members to Board of Directors Kang, S., Stampfl, J., Cooper, A., G., Prinz, F. Mesoscopic Assemblies with SDM Processing. Provine, J., Schindler, P., Kim, Y., Walch, S. P., Kim, H. J., Kim, K., Prinz, F. B. Atomically Flat Silicon Oxide Monolayer Generated by Remote Plasma. Chang, Y., Ramaswami, K., Pinilla, M., Walch, S., Prinz, F. Measurement of temperature and reaction species in the cathode diffusion layer of a free-convection fuel cell. Mr. McCarthy has served as QuantumScapes Chief Legal Officer and Head of Corporate Development since March 2013. The recent technique of transducing key transcription factors into unipotent cells (fibroblasts) to generate pluripotent stem cells (induced pluripotent stem cells [iPSCs]) has significantly changed the stem cell field. Kim, Y., Provine, J., Waich, S. P., Park, J., Phuthong, W., Dadlani, A. L., Kim, H., Schindier, P., Kim, K., Prinz, F. B. We conclude, based on Hif2, that a gold electrode is approximately 14 times less efficient as an electron acceptor than FAD and that the mercaptopyridine SAM enhances electron transfer. Electron energy loss spectroscopy measurements with scanning TEM indicated increased oxide-ion vacancy concentration at the grain boundary core. View details for Web of Science ID 000291322600002, View details for DOI 10.1016/j.elecom.2011.02.004, View details for Web of Science ID 000290741500006. QuantumScape Corporation (NYSE: QS) has appointed three new members to its board of directors: Jeneanne Hanley, former senior vice president at Lear C . Shim, J. H., Kang, S., Cha, S., Lee, W., Kim, Y. Fritz Prinz Director. Furthermore, this ALD Pt resulted in fuel cell performance comparable to that achieved by 80 nm-thick sputtered Pt. QuantumScape was founded in 2010 by Jagdeep Singh, Tim Holme and Professor Fritz Prinz of Stanford University. in Economics from Pomona College, a M.B.A. from Stanford Graduate School of Business, and a M.S. Because noble metal catalysts (e.g. In this work, ultra-thin (10 nm) platinum (Pt) cathode/catalyst layers were patterned by atomic layer deposition (ALD) and tested as catalytic electrodes (cathode) for low-temperature solid oxide fuel cells. A micro-fabrication technology was used to shape an array of micro-orifices and micro-cavities in 85/15PLGA layers. Pt-N-HOPG shows modified electronic structure of the Pt catalyst and increased activity towards oxygen. Mr. Hettrich has served as QuantumScapes Chief Financial Officer and head of Business Operations since September 2018. The diketonate precursors have stronger bonds to the metals than the Cp precursors, but weaker bonds within the ligand, explaining the carbon contamination found in experimentally grown films. For a sample with a surface potential discontinuity, the FM-EFM resolution expression agrees with the literature; however, the simulation for AM-EFM suggests the existence of an optimal tip radius of curvature in terms of resolution. In 2018, Volkswagen invested $100 million in the company, becoming the largest shareholder. The proposed devices can be further miniaturized and used for the delivery of multiple therapeutic agents at the individual releasing schedules. Solid Oxide Fuel Cells with Atomic Layer Deposited Platinum Catalyst, Geometric Effects at Triple Phase Boundary in Solid Oxide Fuel Cells. Shim, J. H., Jiang, X., Bent, S. F., Prinz, F. B. Prinz, F., B., Hanreich, G., Nicolics, J., Fasching, R. Automated fabrication of complex molded parts using mold shape deposition manufacturing. That has not stopped the company from forging ahead with a. The precursors studied were M(x)2 (M = Sr, Ba; x = tetramethylheptanedionate (tmhd), acetylacetonate (acac), hexafluoroacetylacetonate (hfac), cyclopentadienyl (H(5)C(5)), pentamethylcyclopentadienyl (Me(5)C(5)), n-propyltetramethylcyclopentadienyl (PrMe(4)C(5)), tris(isopropylcyclopentadienyl) (Pr(3)(i)H(2)C(5)), tris(isopropylcyclopentadienyl)(THF) (Pr(3)(i)H(2)C(5))(OC(4)H(8)), tris(isopropylcyclopentadienyl)(THF)2 (Pr(3)(i)H(2)C(5))(OC(4)H(8))2, tris(tert-butylcyclopentadienyl) (Bu(3)(t)H(2)C(5)), tris(tert-butylcyclopentadienyl)(THF) (Bu(3)(t)H(2)C(5))(OC(4)H(8)), heptafluoro-2,2-dimethyl-3,5-octanedionate (fod)).