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in Business Administration from U.C. Usui, T., Dasgupta, N. P., Jiang, X., Lee, W., Prinz, F. B. A programmable and biodegradable drug delivery device is desirable when a drug needs to be administered locally. Thermal behavior of a metal embedded fiber Bragg grating sensor, Miniature fuel cells with non-planar interface by microfabrication. Cha, S. W., O'Hayre, R., Park, Y., Prinz, F. B. An, J., Kim, Y. in Management from Stanford Graduate School of Business. Here we demonstrate a new technique for fabrication of quantum dots during the nucleation stage of atomic layer deposition (ALD) of PbS. Prior to joining QuantumScape, he was the founder and Chief Executive Officer at Infinera Corporation (NASDAQ: INFN), a telecommunications company, from 2001 to 2009. B., Park, J. S., Gr, T., Kang, S. K., Prinz, F. B. Thermal stabilities of nanoporous metallic electrodes at elevated temperatures. After a negative bias was applied at the tip, a sequence of surface potential maps appeared compatible with electron injection onto the electrolyte surface. Shim, J., H., Kim, Y., B., Park, J., S., Prinz, F., B. Dasgupta, N. P., Neubert, S., Lee, W., Trejo, O., Lee, J., Prinz, F. B. He is a board member of National Research Council Committee. HEMMERLE, J. S., Terk, M., GURSOZ, E. L., Prinz, F. B., Doyle, T. E. Integrated miniaturized biosensors for clinical analyzers and in vivo applications. View details for DOI 10.1089/ten.tea.2010.0211, View details for Web of Science ID 000286661600023, View details for PubMedCentralID PMC3052278, View details for Web of Science ID 000300770102019, View details for Web of Science ID 000305937200034, View details for Web of Science ID 000300615700012, View details for Web of Science ID 000295626000032, View details for Web of Science ID 000292978600048, View details for DOI 10.1016/j.scriptamat.2010.08.057, View details for Web of Science ID 000284453300007, View details for Web of Science ID 000300770105038, View details for Web of Science ID 000295841200168, View details for Web of Science ID 000309464600012. 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. Mr. Singh co-founded QuantumScape and has served as its Chief Executive Officer since QuantumScapes incorporation in May 2010. Cho, I. S., Logar, M., Lee, C. H., Cai, L., Prinz, F. B., Zheng, X. Nanostructuring Methods for Enhancing Light Absorption Rate of Si-Based Photovoltaic Devices: A Review. The focus was on the development solid-state lithium-ion batteries, which are generally . Kao, J. H., HEMMERLE, J. S., Prinz, F. B. Entwicklung elektrochemischer Dnnschicht CO2-Sensoren, Grundlagen und Technologie elektronischer Bauelemente. Rapid and Controllable Flame Reduction of TiO2 Nanowires for Enhanced Solar Water-Splitting. Enhanced oxygen exchange on surface-engineered yttria-stabilized zirconia. Fritz Prinz is the Leonardo Professor in the School of Engineering at Stanford University, Professor of Materials Science and Engineering, Professor of Mechanical Engineering, and Senior Fellow at the Precourt Institute for Energy. Processing and microstructures of fiber Bragg grating sensors embedded in stainless steel. It took five years of experimentation to find it, Singh said, and five more to . Atomic Layer Deposition of Platinum Catalysts on Nanowire Surfaces for Photoelectrochemical Water Reduction. Adipose-derived stromal cells (ASCs) constitute a promising source of cells for regenerative medicine applications. Prior to joining QuantumScape, he was the Chief Administrative Officer at Infinera Corporation from April 2003 to March 2013. The reactor was designed with respect to materials compatibility of all wetted components with H(2)S. A customized safety interlock system was developed to shut down the system in the event of toxic gas leakage, power outage, loss of building ventilation or compressed air pressure. This work demonstrates the kinetic role of 2 nm thin YSZ/Pt cermet layers on enhancing the oxygen reduction kinetics for low temperature solid oxide fuel cells. Use of a high-flow diaphragm valve in the exhaust line of atomic layer deposition reactors, Patterned Silver Nanomesh Cathode for Low-Temperature Solid Oxide Fuel Cells. Pornprasertsuk, R., Cheng, J., Huang, H., Prinz, F. B. Here we demonstrate the continuous tuning of layer vertically aligned MoS2 nanofilms through electrochemical intercalation of Li(+) ions. 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. Because noble metal catalysts (e.g. 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). View details for Web of Science ID 000266093700034, View details for Web of Science ID 000268803300024, View details for Web of Science ID 000337731900001, View details for Web of Science ID 000337724700103, View details for Web of Science ID 000337724700111, View details for Web of Science ID 000337731900031, View details for Web of Science ID 000280345900490, View details for Web of Science ID 000265837900031, View details for Web of Science ID 000280345900456, View details for Web of Science ID 000271218900019, View details for Web of Science ID 000270133400050, View details for Web of Science ID 000268405400043, View details for Web of Science ID 000280345900274, View details for DOI 10.1016/j.ssi.2007.12.100, View details for Web of Science ID 000259276200058. That has not stopped the company from forging ahead with a. View details for Web of Science ID 000317317500017. For more information, please visit www.quantumscape.com . Dasgupta, N. P., Jung, H. J., Trejo, O., McDowell, M. T., Hryciw, A., Brongersma, M., Sinclair, R., Prinz, F. B. Subnanometer-resolved local electron energy structure was measured in PbS quantum dot superlattice arrays using valence electron energy loss spectroscopy with scanning transmission electron microscopy. 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. 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. Cha, S. W., O'Hayre, R., Lee, S. J., Saito, Y., Prinz, F. B. However, three-dimensional (3-D) fabrication of tissue scaffolds containing complex microarchitectures still remains a challenge. 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., Park, J. S., Guer, T. M., Prinz, F. B., Chao, C., An, J. 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. Fabian, T., O'Hayre, R., Prinz, F. B., Santiago, J. G. AFM/EC nano probing of single cells and organelles. Modification of Nafion (R) Using 3-mercaptopropyl Trimethoxysilane. With the aid of micro-fabrication technology, a novel scaffolding method for biodegradable polymers such as polylactic acid (PLA), polyglycolic acid (PGA), and the copolymers poly(lactide-co-glycolide)(PLGA), was developed to construct three-dimensional multi-layer micro-fluidic tissue scaffolds. Shim, J. H., Jiang, X., Bent, S. F., Prinz, F. B. Atomic Layer Deposition of Lead Sulfide Quantum Dots on Nanowire Surfaces. Fabrication of Nanotubular Membrane Electrode Assembly for A Solid Oxide Fuel Cell. Characterizations of the TiO2:Co NWs show that Co dopants exhibit 2+ oxidation state and substitutionally occupy Ti sites in the TiO2 lattice. Jagdeep Singh, Tim Holme and Fritz Prinz, a trio from Stanford University, formed the company in 2010. Hammerick, K. E., Huang, Z., Sun, N., Lam, M. T., Prinz, F. B., Wu, J. C., Commons, G. W., Longaker, M. T. Gadolinia-doped Ceria Cathode Interlayer for Low Temperature Solid Oxide Fuel Cell, Low Temperature Direct Methanol Fuel Cell With YSZ Electrolyte. Conceptual data model for advanced rapid prototyping. The researchers are developing solid-state batteries for EVs and other uses in industry. Design and tuning of a vacuum microplasma spray system: Particle entrainment. A strong correlation between such tunable material properties and hydrogen evolution reaction activity is established. Islands with sub-10 nm diameters were observed during the initial ALD cycles by transmission electron microscopy, and in situ observations of the coalescence and sublimation behavior of these islands show the possibility of further modifying the size and density of dots by annealing. Park, Y. I., Cha, S. W., Saito, Y., Prinz, F. B. Kirchner, H. O., Gurumoorthy, B., Prinz, F. B. Oxide-ion density distribution near a grain boundary simulated by molecular dynamics corroborated well with experimental results. ENERGY TRANSFER BETWEEN QUANTUM DOTS OF DIFFERENT SIZES FOR QUANTUM DOT SOLAR CELLS, Kinetic Monte Carlo Simulations of Solid Oxide Fuel Cell. Batteries Move From Labs to Mass Production, Bloomberg, QuantumScape CEO on the Evolution of EV Batteries. Schindler, P., Kim, Y., Thian, D., An, J., Prinz, F. B. Self-limiting atomic layer deposition of barium oxide and barium titanate thin films using a novel pyrrole based precursor. Liu, H. C., Tsuru, H., Cooper, A. G., Prinz, F. B. Capacitive sensor for active tip clearance control in a palm-sized gas turbine generator, Gas-tight alumina films on nanoporous substrates through oxidation of sputtered metal films. Cooper, A. G., Kang, S., Kietzman, J. W., Prinz, F. B., Lombardi, J. L., Weiss, L. Rapid tooling die cast inserts using shape deposition manufacturing. 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. The flame reduction method has unique advantages of a high temperature (>1000 C), ultrafast heating rate, tunable reduction environment, and open-atmosphere operation, so it enables rapid formation of oxygen vacancies (less than one minute) without damaging the nanowire morphology and crystallinity and is even applicable to various metal oxides. Previous studies of osteogenic potential in ASCs have focused on chemicals, growth factors, and mechanical stimuli. Kang, S., Cooper, A. G., Stampfl, J., Prinz, F., Lombardi, J., Weiss, L., Sherbeck, J. Mikrostrukturierung von Funktions- und Strukturwerkstoffen mittels plasmagetzten Siliziums. B., Park, J. S., Prinz, F. B. Localized Charge Transfer Reactions near the Pt-YSZ Interfaces using Kelvin Probe Microscopy. Cai, L., Cho, I. S., Logar, M., Mehta, A., He, J., Lee, C. H., Rao, P. M., Feng, Y., Wilcox, J., Prinz, F. B., Zheng, X. In addition, AFM lithography was employed to create nanoscale PbS patterns. The instrument can be used as an observation tool to monitor the initial growth phases of ALD in situ, as well as a nanofabrication tool by applying an electric field with the tip to laterally pattern deposition. Mr. Singh is QuantumScapes Chief Executive Officer and Chairman of the Board of Directors. Hartmann, K., Krishnan, R., Merz, R., Neplotnik, G., Prinz, F., Schultz, L. Creating an Advanced Collaborative Open Resource Network. Optimal process conditions were identified in order to avoid any unwanted change in material properties, such as crystallinity and scaffold strength, that have a direct impact on the degradation speed and physical integrity of the constructed scaffolds. FRITZ PRINZ, Founder & Chief Scientific Advisor (Board Member) Professor, Mechanical Engineering, Stanford B., Jung, H. J., Park, J. S., Cha, S. W., Guer, T. M., Prinz, F. B. Nanoscale impedance and complex properties in energy-related systems. Insider Purchases QS / Quantumscape Corp - Short Term Profit Analysis. 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. Electric potentials of NWs at the probe tip can be measured. View details for DOI 10.1007/s40684-014-0025-0, View details for Web of Science ID 000340035500004. A variety of metals can be chosen as the tip material. Cha, S. W., O'Hayre, R., Saito, Y., Prinz, F. B. Analytical and experimental study on noncontact sensing with embedded fiber-optic sensors in rotating metal parts, Ionic and electronic impedance imaging using atomic force microscopy, RP of Si3N4 burner arrays via assembly mould SDM. Human fibroblast and hASC stiffness was also ascertained for comparison. Fasching, R. J., Bai, S., Fabian, T., Prinz, F. B. Thin-film solid oxide fuel cells on porous nickel substrates with multistage nanohole array. Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world. Investigation of transport phenomena in micro flow channels for miniature fuel cells. Crawford, W. S., Cappelli, M. A., Prinz, F. B. QuantumScape Corporation is a U.S.-based technology development company focused on solid-state technology for the EV industry. Cell suspensions were passed at a predetermined flow rate through biodegradable polymer layers that contained tapered microholes in a massively parallel process. Kim, Y. From a living algal cell, Chlamydomonas reinhardtii, photosynthetic electrons (1.2 pA at 6000 mA/m(2)) were directly extracted without a mediator electron carrier by inserting a nanoelectrode into the algal chloroplast and applying an overvoltage. 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. Enhanced Step Coverage of TiO2 Deposited on High Aspect Ratio Surfaces by Plasma-Enhanced Atomic Layer Deposition. 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. 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. We have built a combined scanning tunneling microscope-atomic layer deposition (STM-ALD) tool that performs in situ imaging of deposition. Prinz, F., B., Fasching, R., Husinsky, W., Urban, G., Betz, G., Aschauer, E. THICKNESS EFFECTS MAY NOT DO WHAT YOU THINK THEY DO. Effects of size polydispersity on electron mobility in a two-dimensional quantum-dot superlattice. Lee, S. J., Cha, S. W., O'Hayre, R., Chang-Chien, A., Prinz, F. B. Oxygen diffusion across the grain boundary in bicrystal yttria stabilized zirconia. A typical issue with these oxide electrolytes is sluggish oxygen surface kinetics at the gas-electrolyte interface. A single cell was immobilized in the micro-fluidic system and a nano-probe was inserted into the cytosolic space of the single cell. Indeed, grain boundary engineering can alter transport and kinetic properties by several orders of magnitude. Roelofs, K. E., Brennan, T. P., Trejo, O., Xu, J., Prinz, F. B., Bent, S. F. Atomic layer deposition of thin-film ceramic electrolytes for high-performance fuel cells. Hartmann, K., Krishnan, R., Merz, R., Neplotnik, G., Prinz, F. B., Schultz, L., Terk, M., Weiss, L. E. THERMAL MODELLING AND EXPERIMENTAL TESTING OF MD* SPRAY SHAPE DEPOSITION PROCESSES. FRITZ PRINZ Founder & Chief Scientific Advisor (Board Member) Chair, Mechanical Engineering, Stanford Professor, Materials Science, Stanford PhD, Physics, University of Vienna DR. TIM HOLME Founder & Chief Technology Officer Research Associate, Stanford Ph.D. & MS Mechanical Engineering, Stanford BS Physics, Stanford DR. MOHIT SINGH . View details for Web of Science ID 000313149800053, View details for DOI 10.1016/j.ssc.2012.09.019, View details for Web of Science ID 000312238200010, View details for Web of Science ID 000313769300012, View details for Web of Science ID 000311190800041, View details for DOI 10.1016/j.jpowsour.2012.06.103, View details for Web of Science ID 000309038100030, View details for DOI 10.1002/adfm.201200398, View details for Web of Science ID 000308329800015, View details for DOI 10.1088/0965-0393/20/6/065006, View details for Web of Science ID 000308251800006, View details for Web of Science ID 000314592100008, View details for Web of Science ID 000306748000089, View details for DOI 10.1007/s12541-012-0170-8, View details for Web of Science ID 000305804200038, View details for DOI 10.1557/mrs.2012.145, View details for Web of Science ID 000306367300013, View details for DOI 10.1002/aenm.201200002, View details for Web of Science ID 000305179000006, View details for DOI 10.1002/adfm.201101996, View details for Web of Science ID 000300931500008, View details for DOI 10.1016/j.elecom.2011.12.002, View details for Web of Science ID 000301617200020, View details for DOI 10.1016/j.actamat.2011.09.050, View details for Web of Science ID 000297822300001, View details for Web of Science ID 000316017000005, View details for Web of Science ID 000298992800061, View details for Web of Science ID 000298992800010, View details for Web of Science ID 000307714100010, View details for Web of Science ID 000298992800053, View details for DOI 10.1002/adfm.201101058, View details for Web of Science ID 000298017900010, View details for DOI 10.1016/j.jpowsour.2011.08.075, View details for Web of Science ID 000296928100002. 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. An, J., Koh, A. L., Park, J. S., Sinclair, R., Guer, T. M., Prinz, F. B. Fasching, R. J., Tao, Y., Hammerick, K., Prinz, F. B. Chang, Y. C., Saha, M., Prinz, F., Latombe, J. C., Pinilla, J. Fabian, T., O'Hayre, R., Litster, S., Prinz, F. B., Santiago, J. G. Atomic Layer Deposition (ALD) Co-Deposited Pt-Ru Binary and Pt Skin Catalysts for Concentrated Methanol Oxidation. View details for Web of Science ID 000293035200047, View details for Web of Science ID 000291339000040. Its resolution is limited by the finite probe size and the long-range characteristics of electrostatic forces. 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. QuantumScape was worth $54 billion on the stock market shortly after it went public in 2020. An Image-Based Localization Algorithm for Catheter Navigation in the Left Atrium. A quantum simulation verified both trends and illustrated the wave function extension effect. Amon, C. H., Beuth, J. L., Weiss, L. E., Merz, R., Prinz, F. B. Stampfl, J., Leitgeb, R., Cheng, Y. L., Prinz, F. B. mu-Mold Shape Deposition Manufacturing of ceramic parts. Surface modification of platinum thin film electrodes towards a defined rouhgness and microporosity. In Situ Cycle-by-Cycle Flash Annealing of Atomic Layer Deposited Materials. Dong, J. P., Kao, J. H., Pinilla, J. M., Chang, Y. C., Prinz, F. B. Through a combination of analyses and experiments, we provide evidence that this behavior is primarily due to an excess of oxygen in the films. Therefore, quantitative analysis is crucial to understanding the relationship between the actual local surface potential distribution and the quantities obtained from EFM measurements. Prinz, F., B., Aschauer, E., Fasching, R., Varahram, M., Jobst, G., Urban, G. Shape deposition manufacturing of heterogeneous structures. Prinz, F., B., Fasching, R., Aschauer, E., Urban, G. Surface characterization of thin film platinum electrodes applied for biosensors by means of cyclic voltammetry and laser - SNMS. View details for DOI 10.1088/0957-4484/21/48/485402, View details for Web of Science ID 000284053500011, View details for Web of Science ID 000281891900031, View details for Web of Science ID 000280855100032, View details for Web of Science ID 000276554800012. Effects of QD Surface Coverage in Solid-State PbS Quantum Dot-Sensitized Solar Cells. s) are accessible superseding the use of extrinsic doping, which generally produces orders of magnitude smaller values. Wang, H., Lu, Z., Xu, S., Kong, D., Cha, J. J., Zheng, G., Hsu, P., Yan, K., Bradshaw, D., Prinz, F. B., Cui, Y. Pt) are one of the main contributors to low-temperature (<500 C) fuel cell costs, significant efforts have been made to lower the noble metal loading in constructing fuel cell electrodes. Enhancing ionic conductivity of bulk single-crystal yttria-stabilized zirconia by tailoring dopant distribution, Elastic Properties of Induced Pluripotent Stem Cells. 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. Ultra-sharp nano-probes and customized atomic force microscopy (AFM) have previously been developed in our laboratory for in situ sub-cellular probing of electrochemical phenomena in living plant cells during their photosynthesis. 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. 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. Math Consultoria Med Trabalho in So Paulo, reviews by real people. Park, Y. I., Saito, Y., Pornprasertsuk, R., Cheng, J., Cha, S. W., Prinz, F. B. An, J., Kim, Y., Gr, T. M., Prinz, F. B. B., Kim, J. This paper describes the fabrication of scanning probes with single metal nanowires (NWs) at the probe tip. He is the Director of Rapid Prototyping Laboratory and the Co-Director of Alliance of Innovative Manufacturing at Stanford. Experimentally, we find that Pt supported by N-HOPG is more disperse, more catalytically active and suffers less particle ripening than native HOPG, while Pt supported on Ar-irradiated HOPG is slightly more active but ripens more than Pt on native HOPG. Metal NWs are grown by electrodeposition on the scanning probe tip. Ryu, W., H., Fasching, R., Hammerick, K., Min, S., Prinz, F., B. Mr. McCarthy currently serves as a member of the boards of several privately-held companies.