ALD of Pt on the NW surface led to a highly conformal coating of nanoparticles with sizes ranging from 0.5 to 3 nm, allowing for precise control of the Pt loading in deep submonolayer quantities. Active water management at the cathode of a planar air-breathing polymer electrolyte membrane fuel cell using an electroosmotic pump. Park, J., S., Kang, S., K., Gr, T., M., Prinz, F., B. He has a clear opinion about the e-mobility transition. This page provides a comprehensive analysis of the known insider trading history of Fritz Prinz. Stampfl, J., Leitgeb, R., Cheng, Y. L., Prinz, F. B. mu-Mold Shape Deposition Manufacturing of ceramic parts. QuantumScape developed the industry's first anode-less cell design, which delivers high energy density while lowering material costs and simplifying manufacturing. 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. Engineering artificial tissue scaffolds with a similar organization to that of the natural tissue is a key element to the successful recapitulation of function. Shim, J. H., Chao, C., Huang, H., Prinz, F. B. Fabrication of Turbine-Compressor-Shaft Assembly for Micro Gas Turbine Engine, High Power-Density Polymer-Electrolyte Fuel Cells by Microfabrication. Kang, S., Cooper, A. G., Stampfl, J., Prinz, F., Lombardi, J., Weiss, L., Sherbeck, J. Mikrostrukturierung von Funktions- und Strukturwerkstoffen mittels plasmagetzten Siliziums. The company quickly gained major investors' attention. Park, J. S., Kim, Y., An, J., Prinz, F. B. This is made possible by nanostructuring of the ultrathin (60 nm) electrolyte interposed with a nanogranular catalytic interlayer at the cathode/electrolyte interface. Effects of Ion Irradiation on the Performance of Solid Oxide Fuel Cells. Prinz, F., B., Hanreich, G., Nicolics, J., Fasching, R. Automated fabrication of complex molded parts using mold shape deposition manufacturing. Bai, S. J., Fasching, R. J., Prinz, F. B. In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Fritz Prinz in QS / Quantumscape Corp. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. With 400 employees, the company is working on next-generation technologies that will accelerate the adoption of electric vehicles around the world. Huang, H., Nakamura, M., Su, P., Fasching, R., Saito, Y., Prinz, Fritz, B. Effect of cation non-stoichiometry and crystallinity on the ionic conductivity of atomic layer deposited Y:BaZrO3 films. 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. Nam, S. W., Stampfl, J., Liu, H. C., Kang, S., Prinz, F. B. 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. Atomic Layer Deposition of Undoped TiO2 Exhibiting p-Type Conductivity. Enhancing charge transfer kinetics by nanoscale catalytic cermet interlayer. Torgersen, J., Acharya, S., Dadlani, A. L., Petousis, I., Kim, Y., Trejo, O., Nordlund, D., Prinz, F. B. Oscillatory barrier-assisted Langmuir-Blodgett deposition of large-scale quantum dot monolayers. Ryu, W., Bai, S., Park, J. S., Huang, Z., Moseley, J., Fabian, T., Fasching, R. J., Grossman, A. R., Prinz, F. B. Fabrication of ceramic parts for a miniature jet engine application using Mold SDM. Fasching, R., Ryu, W., Bai, S., Park, J., Fabian, T., Moseley, J., Grossman, A., Prinz, F. Ionic conduction in nanoscale films of yttrium-doped barium zirconate, Microfabrication technology of biodegradable polymers for interconnecting microstructures. An, J., Park, J. S., Koh, A. L., Lee, H. B., Jung, H. J., Schoonman, J., Sinclair, R., Gr, T. M., Prinz, F. B. Three-Dimensional Nanostructured Bilayer Solid Oxide Fuel Cell with 1.3 W/cm(2) at 450 C. Mr. Hettrich is QuantumScapes Chief Financial Officer. Shape deposition manufacturing with microcasting: Processing, thermal and mechanical issues. This high resolution cell seeding method allows accurate manipulation of cell placement in thin layers of biodegradable polymers. Our results show that the band gap of PbS thin films increased as the film thickness decreased, and the barrier height increased from 0.45 to 2.19eV. The Air/Platinum/Nafion triple-phase boundary: Characteristics, scaling, and implications for fuel cells, Ion irradiation effects in solid oxide fuel cell electrolytes. B., Park, J. S., Guer, T. M., Prinz, F. B., Chao, C., An, J. Solvent-vapor based bonding of micro-molded layers preserved 20 microm sized structures. However, three-dimensional (3-D) fabrication of tissue scaffolds containing complex microarchitectures still remains a challenge. PbS quantum well structures with a thickness range of 1-20nm were fabricated by atomic layer deposition (ALD). Insiders are officers, directors, or significant investors in a company. As regenerative therapies continue to explore ways to control mesenchymal progenitor cells to recreate desirable tissues, it is increasingly necessary to characterize the vast nature of biological responses imposed by physical phenomena. Wang, H., Lu, Z., Xu, S., Kong, D., Cha, J. J., Zheng, G., Hsu, P., Yan, K., Bradshaw, D., Prinz, F. B., Cui, Y. After a negative bias was applied at the tip, a sequence of surface potential maps appeared compatible with electron injection onto the electrolyte surface. Increased Cathodic Kinetics on Platinum in IT-SOFCs by Inserting Highly Ionic-Conducting Nanocrystalline Materials, In vitro effects of direct current electric fields on adipose-derived stromal cells. in Environment and Resources from Stanford University. Variation of Energy Density of States in Quantum Dot Arrays due to Interparticle Electronic Coupling. This system was successfully used to measure light-dependent oxidation currents of a few pico-amperes from the green alga Chlamydomonas reinhardtii. Logar, M., Xu, S., Acharya, S., Prinz, F. B. In the last 2 years at Quantumscape Corp, Fritz Prinz has sold an estimated value of $34.54M worth. From least to most stiff, the order of cell stiffness was as follows: hASC-iPSC, human embryonic stem cell, fibroblast-iPSC, fibroblasts, and, lastly, as the stiffest cell, hASC. QuantumScape Corporation is a U.S.-based technology development company focused on solid-state technology for the EV industry. Jiang, X., Huang, H., Prinz, F. B., Bent, S. F. Proton conduction in thin film yttrium-doped barium zirconate, Nanoscale probe system for cell-organelle analysis. B., Chao, C., Guer, T. M., Prinz, F. B. Electrochemical Deposition of Metallic Nanowires as a Scanning Probe Tip. Fabian, T., Kang, S., Prinz, F., Brasseur, G. Fabrication of ceramic components for micro gas turbine engines. Observing the Nucleation Phase of Atomic Layer Deposition In Situ. EV battery startup QuantumScape starts shipping prototype to automakers, a key milestone, CNBC, Battery Insiders Reflection Batteries, Data & Solid-State, Battery Associates, How VW Can Leap Over Tesla: QuantumScape CEO Interview, E For Electric, SAE Tomorrow Today, Transforming EV Batteries with Solid-State Energy, The New York Times, Advanced E.V. It operates from room temperature up to 200 C, and at pressures from 1 10(-6) Torr to 1 10(-2) Torr. Dr. Holme holds a B.S. 2012 In 2012, QuantumScape began working with German automaker Volkswagen. B., Park, J. S., Shim, J. H., Guer, T. M., Prinz, F. B. Shim, J. H., Jiang, X., Bent, S. F., Prinz, F. B. In the future, arrays of micro-SOFCs with high power density may enable a range of mobile and portable power applications. View details for Web of Science ID 000276969700113. Thian, D., Yemane, Y. T., Logar, M., Xu, S., Schindler, P., Winterkorn, M. M., Provine, J., Prinz, F. B. Effects of surface chemistry and microstructure of electrolyte on oxygen reduction kinetics of solid oxide fuel cells. This analysis is for one-year following each trade, and the results are theoretical . Prior to joining QuantumScape, he was the founder and Chief Executive Officer at Infinera Corporation (NASDAQ: INFN), a telecommunications company, from 2001 to 2009. We found smaller values of the lowest available transition energies and an increased density of electronic states in the space between quantum dots with shorter interparticle spacing, indicating extension of carrier wave functions as a result of interparticle electronic coupling. Prior to joining the company, Ms. Fong served as the Vice President of Global Human Resources at PDF Solutions (NASDAQ: PDFS), a semiconductor SAAS company. Prinz, F., B., Fasching, R., Keplinger, F., Kohl, F. Impact of axial and radial rotor offset on the measurtement error of a capacitive angular-position sensor with modofied front-end topology,Instrumentation and Measurement Technology Conference,IMTC/99. A new selection method for atomic layer deposition (ALD) or chemical vapor deposition (CVD) precursors is proposed and tested. In the case of tmhd and Cp precursors, the energy required to break bonds in the precursor ligand was studied to evaluate the most likely mechanism of carbon incorporation into the film. Water Management at the Cathode of a Planar Air-Breathing Fuel Cell with an Electroosmotic Pump. A typical issue with these oxide electrolytes is sluggish oxygen surface kinetics at the gas-electrolyte interface. View details for Web of Science ID 000280708400041, View details for Web of Science ID 000272387200026, View details for Web of Science ID 000277260200058, View details for Web of Science ID 000272387200042, View details for Web of Science ID 000280348300008, View details for Web of Science ID 000277260200023. B., Hsu, C., Connor, S. T., Guer, T. M., Cui, Y., Prinz, F. B. Catalysts with Pt Surface Coating by Atomic Layer Deposition for Solid Oxide Fuel Cells. 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. A CAD integration framework for designing devices with atomic scale resolution. The release response to the different micro-geometry was prominent and further analyzed by FEM simulation. The stiffness differences are not dependent on cell culture density; hence, material differences between cells cannot be attributed solely to cell-cell constraints. We show significant oxygen deficiency due to segregation of oxide-ion vacancies near the grain-boundary core with half-width < 0.6nm. Local accumulation and dissipation of charges on the surface of oxide ion conductors resulting from electric potentials were observed with conductive atomic force microscopy (AFM). Park, J. S., Kang, S. K., Guer, T. M., Prinz, F. B. Mr. Hettrich also served as a Business Analyst at McKinsey & Company, a management consulting firm, from September 2004 to July 2007. Prinz, F., B., Fasching, R., Urban, G., Aschauer, E., Jachimowicz, A., Kohl, F. OPTIMAL PATH PLACEMENT FOR KINEMATICALLY REDUNDANT MANIPULATORS. 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. Local delivery of basic fibroblast growth factor (bFGF) over a specific dose and time course is critical for mesenchymal tissue regeneration. O'Hayre, R., Fabian, T., Litster, S., Prinz, F., B., Santiago, J., G. Biodegradable Micro-Fluidic Sheet-Devices for Programmed Drug Release. 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. QuantumScape Corporation 2020 Equity Incentive Plan Form of Restricted Stock Unit Agreement 8-K 001-39345 10.10 December 2, 2020 4.6 QuantumScape Corporation 2020 Equity Incentive Plan Form of Restricted Stock Agreement. 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. Ryu, W., H., Min, S., Fasching, R., Prinz, F. Proton Transport Membranes for Fuel Cells: Polymeric versus Dense Ceramic". Here we demonstrate the continuous tuning of layer vertically aligned MoS2 nanofilms through electrochemical intercalation of Li(+) ions. Single NW probes can measure surface topographies, electrode potentials, and their mechanical bending properties. What is QuantumScape? The release of bFGF was regulated at 40 ng/day for four weeks; bioactivity was assessed by monitoring the growth of 3T3 fibroblasts. Xu, S., Thian, D., Wang, S., Wang, Y., Prinz, F. B. Nanostructuring Materials for Solar-to-Hydrogen Conversion, MEMS-based thin-film solid-oxide fuel cells. Huang, H., Shim, J. H., Chao, C., Pornprasertsuk, R., Sugawara, M., Guer, T. M., Prinz, F. B. Ryu, W. H., Vyakarnam, M., Greco, R. S., Prinz, F. B., Fasching, R. J. View details for DOI 10.1007/s10529-011-0604-x, View details for Web of Science ID 000293752000025, View details for DOI 10.1016/j.mee.2010.12.006, View details for Web of Science ID 000293663400191. Part strength improvement in polymer shape deposition manufacturing, Medial Axis Transform (MAT) of general 2D shapes and 3D polyhedra for engineering applications. Elam, J. W., Dasgupta, N. P., Prinz, F. B. Electric fields also caused mASCs to orient perpendicularly to the field vector and elicited a transient increase in cytosolic calcium. Fuel cell performance of the corrugated electrolyte membranes released from silicon substrate showed an increase of power density relative to membranes with planar electrolytes. We have built a combined scanning tunneling microscope-atomic layer deposition (STM-ALD) tool that performs in situ imaging of deposition. 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. Quantum dots (QDs) allow for manipulation of the position and energy levels of electrons at sub-10 nm length scales through control of material chemistry, size, and shape. The sol-flame doping method not only preserves the morphology and crystallinity of the TiO2 NWs, but also allows fine control over the Co dopant profile by varying the concentration of Co precursor solution. Further extension of these techniques to create a micro-vascular network within or between layers is possible. Prinz, F., B., Aschauer, E., Fasching, R., Jobst, G., Varahram, M., Svasek, P. Numerical and Experimental Investigation of Interface Bonding Via Substrate Remelting of an Impinging Molten Metal Droplet. QuantumScape was established in 2010, the main founders are Jagdeep Singh Tim Holme and Fritz Prinz. Jiang, X., Guer, T. N., Prinz, F. B., Bent, S. F. Passive water management at the cathode of a planar air-breathing proton exchange membrane fuel cell, Area-Selective Atomic Layer Deposition of Lead Sulfide: Nanoscale Patterning and DFT Simulations. Prinz, F., B., Petousis, I., Homburg, E., Derks, R., Dietzel, A. Consequently, PbS thin films were grown selectively only where ODTS was not present, whereas deposition was blocked in regions where ODTS was grown. Culturing of human coronary artery endothelial cells (HCAECs) on the sample scaffolds demonstrated the biocompatibility of the developed process and the strong influence of high-resolution micro-geometries on HCAEC growth. The methodology and the high spatial resolution characterization tool employed in the present study provide insights into the distribution of oxygen vacancies in the bulk as well as near grain boundaries and pave the way for further investigation and atomic-scale analysis in other important oxide materials. Kim, N., Hsieh, C., Huang, H., Prinz, F. B., Stebbins, J. F. Atomic layer deposition and chemical vapor deposition precursor selection method application to strontium and barium precursors, COMP 73-Conversion of a plant chloroplast to a biological fuel cell: 1. Considerable attention has been focused on solid oxide fuel cells (SOFCs) due to their potential for providing clean and reliable electric power. Atomic layer deposition by reaction of molecular oxygen with tetrakisdimethylamido-metal precursors. Cha, S. W., Fabian, T., Posner, J., BUIE, C., Kim, D. J., Prinz, F. B., Eaton, J. K., Santiago, J. Interconnected Biodegradable Polymers in Sub-Micron Precision, 3D Multi-layered Micro-fabricated Tissue Scaffolds of Biodegradable Polymers. Ultra-sharp High-aspect-ratio Probe Array for SECM and AFM Analysis. Ultra-thin platinum catalytic electrodes fabricated by atomic layer deposition. The role of ambient conditions on the performance of a planar, air-breathing hydrogen PEM fuel cell. Fan, Z., Chao, C., Hossein-Babaei, F., Prinz, F. B. Stress-driven grain growth in nanocrystalline Pt thin films. QuantumScape was worth $54 billion on the stock market shortly after it went public in 2020. Back in 2010, tech entrepreneur Jagdeep Singh and Stanford professor Fritz Prinz founded QuantumScape. View details for DOI 10.1016/j.actbio.2011.05.011, View details for Web of Science ID 000294040900009. Bae, J., Hong, S., Koo, B., An, J., Prinz, F. B., Kim, Y. High temperature O-17 MAS NMR study scandia and yttria stabilized of calcia, magnesia, zirconia. QuantumScape was founded in 2010 by Jagdeep Singh, Tim Holme and Professor Fritz Prinz of Stanford University. However, generally only a small fraction of solar energy absorbed by photosynthetic organisms is converted to a form of energy that can be readily exploited. Berkeley and a M.S. High-k, low leakage thin films are crucial components for dynamic random access memory (DRAM) capacitors with high storage density and a long storage lifetime. in Computer Science from the University of Maryland College Park, an M.B.A. from the University of California, Berkeley, Haas School of Business, and a M.S. In this study a particular emphasis was given to characterization of the material properties of the biodegradable polymers undergoing the 3D-BMS processes. Enhancing Charge Transfer Kinetics by Nanoscale Catalytic Cermet Interlayer. The reaction mechanism was investigated using density functional theory (DFT), which showed that the initial ALD half-reaction is energetically unfavorable on a methyl-terminated SAM surface. This study presents atomic scale characterization of grain boundary defect structure in a functional oxide with implications for a wide range of electrochemical and electronic behavior. An, J., Usui, T., Logar, M., Park, J., Thian, D., Kim, S., Kim, K., Prinz, F. B. Interestingly, cells exhibited a noticeable difference in stiffness. 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. View details for DOI 10.1073/pnas.1316792110, View details for DOI 10.1016/j.actamat.2013.09.003, View details for Web of Science ID 000328179700013. 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. Coyne, R., Finger, S., Konda, S., Prinz, F., B., Siewiorek, Daniel, P., Subrahmanian, E. Prinz, F., B., Urban, G., Jobst, G., Keplinger, F., Aschauer, E., Fasching, R. Thermal Modelling and Experimental Testing of MD* Spray Shape Deposition Processes. Cermet layers were deposited between the porous Pt cathode and the dense YSZ electrolyte wafer using atomic layer deposition (ALD). Buie, C. R., BANIN, Y., Tang, C. Y., Santiago, J. G., Prinz, F. B., Pruitt, B. L. Finding narrow passages with Probabilistic Roadmaps: The small-step retraction method. We present atomic-scale imaging of oxygen columns and show quantitative analysis on the occupancy of the columns in yttria-stabilized zirconia (YSZ) using aberration-corrected TEM operated under the negative Cs condition. charlie spring and nick nelson,
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