Conceptual data model for advanced rapid prototyping. This analysis is for one-year following each trade, and the results are theoretical . Trends for Ba and Sr followed each other closely, reflecting the similar chemistry among alkaline earth metals. Prinz, F., B., Fabian, T., Brasseur, G., Hauser, H. The Mesicopter: A Meso-Scale Flight Vehicle. Second, Pt catalyst particle nucleation and agglomeration is studied. These insights will help design high-efficiency SOFCs that operate at low temperatures with power densities that are of practical significance. QuantumScape Gender Male Prof. Fritz Prinz is the Chairman of Mechanical Engineering at Stanford University. Batteries Move From Labs to Mass Production, Bloomberg, QuantumScape CEO on the Evolution of EV Batteries. Atomic Layer Deposition of Lead Sulfide Quantum Dots on Nanowire Surfaces. Here we demonstrate a new technique for fabrication of quantum dots during the nucleation stage of atomic layer deposition (ALD) of PbS. 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. A., Su, P., Prinz, F. B., Hemker, K. J. 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. He successfully developed the advanced optical fiber . View details for Web of Science ID 000330163100003, View details for Web of Science ID 000330158900093, View details for DOI 10.1016/j.tsf.2013.05.092, View details for Web of Science ID 000321111100029, View details for DOI 10.1016/j.actamat.2013.03.027, View details for Web of Science ID 000319304400032. View details for Web of Science ID 000259676000007. Dr. Holme is QuantumScapes Chief Technology Officer. Kim, Y., Provine, J., Waich, S. P., Park, J., Phuthong, W., Dadlani, A. L., Kim, H., Schindier, P., Kim, K., Prinz, F. B. Hartmann, K., Krishnan, R., Merz, R., Neplotnik, G., Prinz, F., Schultz, L. Creating an Advanced Collaborative Open Resource Network. 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. Variation of Energy Density of States in Quantum Dot Arrays due to Interparticle Electronic Coupling. View details for Web of Science ID 000248758800014, View details for Web of Science ID 000207593906493, View details for Web of Science ID 000207593903638, View details for Web of Science ID 000248073300044, View details for DOI 10.1016/j.jpowsour.2007.01.073, View details for Web of Science ID 000246256300019. Park, Y. I., Saito, Y., Pornprasertsuk, R., Cheng, J., Cha, S. W., Prinz, F. B. 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. 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. We report the use of scanning tunneling spectroscopy (STS) to investigate one-dimensional quantum confinement effects in lead sulfide (PbS) thin films. Holme, T. P., Pornprasertsuk, R., Prinz, F. B. We were also able to establish that commonly reported artifacts of electric field stimulation are not the primary mediators of the observed effects. Development of portable fuel cell arrays with printed-circuit technology. Brennan, T. P., Trejo, O., Roelofs, K. E., Xu, J., Prinz, F. B., Bent, S. F. STANFORD ENGINEERS DEVELOP FUEL CELL THAT CAN DELIVER RECORD POWER-PER-SQUARE INCH AT RECORD-LOW TEMPERATURES (http://engineering.stanford.edu/research-profile/stanford-engineers-develop-fuel-cell-can-deliver-record-power-square-inch-record-lo). The role of ambient conditions on the performance of a planar, air-breathing hydrogen PEM fuel cell. Nickel, A., BARNETT, D., Link, G., Prinz, F. Reducing part: Deformation by inducing phase transformation. Adipose-derived stromal cells (ASCs) constitute a promising source of cells for regenerative medicine applications. During their presentation to Gates, Singh said he Fritz, and Holme didn't have as much test data as they do now to indicate QuantumScape was on the right track, so they emphasized the enormous. Mr. McCarthy has served as QuantumScapes Chief Legal Officer and Head of Corporate Development since March 2013. The focus was on the development solid-state lithium-ion batteries, which are generally . QuantumScape was founded in 2010 by Jagdeep Singh, Tim Holme and Professor Fritz Prinz of Stanford University. Park, J. S., Kim, Y. An, J., Koh, A. L., Park, J. S., Sinclair, R., Guer, T. M., Prinz, F. B. Kang, S., Stampfl, J., Cooper, A., G., Prinz, F. Mesoscopic Assemblies with SDM Processing. A pencil probe system for electrochemical analysis and modification in nanometer dimensions. Caution and Patience Are Needed for QuantumScape - Insider Headquartered in San Jose, California, the company is currently worth $ 50 billion and is funded by Bill Gates and Volkswagen. In: Micro Power Sources. Mechanical masking of films deposited by atomic layer deposition, Surface-Modified Low-Temperature Solid Oxide Fuel Cell. Stanford Scientists Create a Billionaire Factory. Structural and compositional analysis of solid oxide fuel cell electrolytes using transmission electron microscopy. 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. Park, J. S., Kim, Y., An, J., Shim, J. H., Guer, T. M., Prinz, F. B. Atomistic simulations of grain boundary segregation in nanocrystalline yttria-stabilized zirconia and gadolinia-doped ceria solid oxide electrolytes. However, existing doping methods face the challenge of simultaneous control over the morphology, crystallinity, dopant distribution and concentration at the nanometer scale. The dielectric constant increased from 51 (as-deposited) to 122 (plasma-treated), and the leakage current density decreased by 1 order of magnitude. Metal NWs are grown by electrodeposition on the scanning probe tip. Jee, Y., Cho, G. Y., An, J., Kim, H., Son, J., Lee, J., Prinz, F. B., Lee, M. H., Cha, S. W. Electrodeposition and Behavior of Single Metal Nanowire Probes, Proton incorporation in yttria-stabilized zirconia during atomic layer deposition. 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. Therefore, quantitative analysis is crucial to understanding the relationship between the actual local surface potential distribution and the quantities obtained from EFM measurements. 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. Pornprasertsuk, R., Holme, T., Prinz, F. B. Motoyama, M., Dasgupta, N. P., Prinz, F. B. Area-Selective Atomic Layer Deposition Using Self-Assembled Monolayer and Scanning Probe Lithography, SCANNING TUNNELING MICROSCOPY OF QUANTUM CONFINEMENT EFFECTS IN LEAD SULFIDE THIN FILMS, Atomic layer deposition of LSM cathodes for solid oxide fuel cells, Open micro-fluidic system for atomic force microscopy-guided in situ electrochemical probing of a single cell. The electric fields caused marked changes in the cytoskeleton. Not only the catalytic role of the cermet layer itself but the mixing effect in the cermet was explored. Previous studies of osteogenic potential in ASCs have focused on chemicals, growth factors, and mechanical stimuli. Ion conducting oxides are commonly used as electrolytes in electrochemical devices including solid oxide fuel cells and oxygen sensors. 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. Cooper, A., G., Kang, S., Stampfl, J., Prinz, F., B. Observing the Nucleation Phase of Atomic Layer Deposition In Situ. QuantumScape was worth $54 billion on the stock market shortly after it went public in 2020. 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. To increase the electrochemically active surface area, yttria-stabilized zirconia membranes with thickness of 70 nm were deposited onto prepatterned silicon substrates. 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). Solvent-vapor based bonding of micro-molded layers preserved 20 microm sized structures. Motoyama, M., Fukunaka, Y., Ogata, Y. H., Prinz, F. B. Crabb, K. M., Park, J. S., Chao, C., Prinz, F. B. Nanopore Patterned Pt Array Electrodes for Triple Phase Boundary Study in Low Temperature SOFC. The Air/Platinum/Nafion triple-phase boundary: Characteristics, scaling, and implications for fuel cells, Ion irradiation effects in solid oxide fuel cell electrolytes. The OMFC was further studied using simulation packages for optimal design conditions. 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. Shim, J. H., Jiang, X., Bent, S. F., Prinz, F. B. Does integrated-circuit fabrication show the path for the future of mechanical manufacturing? Design and fabrication of a micro fuel cell array with "flip-flop" interconnection. Hong, S., Bae, J., Koo, B., Chang, I., Cho, G. Y., Kim, Y., Cha, S. W., Prinz, F. B. Digitally-patterned nanoprobe arrays for single cell insertion enabled by wet tapping. Electric potentials of NWs at the probe tip can be measured. Fabrication of an electrochemical tip-probe system embedded in SiNx-cantilevers for simultaneous SECM and AFM analysis, Geometric scale effect of flow channels on performance of fuel cells.