Items where Year is 1971

Leighton, T. J. and Dill, B. C. and Stock, J. J. and Phillips, Cornell (1971) Absence of histones from the chromosomal proteins of fungi. Proceedings of the National Academy of Sciences of the United States of America, 68 (3). pp. 677-680. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:LEIpnas71

Rose, John B. and McKoy, Vincent (1971) Applicability of SCF Theory to Some Open-Shell States of CO, N2, and O2. Journal of Chemical Physics, 55 (12). pp. 5435-5441. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:ROSjcp71

Cheng, Ping and Leonard, A. (1971) Application of singular eigenfunction expansions to the propagation of periodic disturbances in a radiating grey gas. Physics of Fluids, 14 (5). pp. 906-919. ISSN 0031-9171 http://resolver.caltech.edu/CaltechAUTHORS:CHEpof71

Sivolap, Yuriy M. and Bonner, James (1971) Association of chromosomal RNA with repetitive DNA. Proceedings of the National Academy of Sciences of the United States of America, 68 (2). pp. 387-389. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:SIVpnas71

Ingersoll­, Andrew P. and Leovy­, Conway B. (1971) The atmospheres of Mars and Venus. Annual Review of Astronomy and Astrophysics, 9 . pp. 147-182. ISSN 0066-4146 http://resolver.caltech.edu/CaltechAUTHORS:INGaraa71

Wu, T. Yao-Tsu and Whitney, Arthur K. and Brennen, Christopher (1971) Cavity-flow wall effects and correction rules. Journal of Fluid Mechanics, 49 (2). pp. 223-256. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:WUTjfm71

Lee, Benjamin W. and Mandula, Jeffrey E. (1971) Chiral-symmetry-breaking effects on neutrino scattering. Physical Review D, 4 (11). pp. 3475-3481. ISSN 0556-2821 http://resolver.caltech.edu/CaltechAUTHORS:LEEprd71

Konopka, Ronald J. and Benzer, Seymour (1971) Clock mutants of Drosophila melanogaster. Proceedings of the National Academy of Sciences of the United States of America, 68 (9). pp. 2112-2116. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:KONpnas71

Sternberg, Eli and Turtletaub, M. J. (1971) Compression of an elastic roller between two rigid plates. Technical Report. California Institute of Technology, Pasadena, CA. http://resolver.caltech.edu/CaltechAUTHORS:TechRptNo22

Trus, Benes L. and Wells, Joe L. and Johnstone, Robert M. and Fritchie, Charles J., Jun. and Marsh, Richard E. (1971) Crystal structure of the yellow 1:2 molecular complex lumiflavin–bisnaphthalene-2,3-diol. Chemical Communications, 1971 (14). pp. 751-752. ISSN 0009-241X http://resolver.caltech.edu/CaltechAUTHORS:TRUcc71

Feynman, R. P. and Kislinger, M. and Ravndal, F. (1971) Current matrix elements from a relativistic quark model. Physical Review D, 3 (11). pp. 2706-2732. ISSN 0556-2821 http://resolver.caltech.edu/CaltechAUTHORS:FEYprd71

Alofs, Darryl J. and Flagan, Richard C. and Springer, George S. (1971) Density Distribution Measurements in Rarefied Gases Contained between Parallel Plates at High Temperature Differences. Physics of Fluids, 14 (3). pp. 529-533. ISSN 0031-9171 http://resolver.caltech.edu/CaltechAUTHORS:ALOpof71

Trajmar, S. and Williams, W. and Kuppermann, Aron (1971) Detection and Identification of Triplet States of H2O by Electron Impact. Journal of Chemical Physics, 54 (5). pp. 2274-2275. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:TRAjcp71

Hamer, C. J. and Frautschi, S. C. (1971) Determination of Asymptotic Parameters in the Statistical Bootstrap Model. Physical Review D, 4 (7). pp. 2125-2137. ISSN 0556-2821 http://resolver.caltech.edu/CaltechAUTHORS:HAMprd71

McMahon, T. B. and Beauchamp, J. L. (1971) Determination of Ion Transit Times in an Ion Cyclotron Resonance Spectrometer. Review of Scientific Instruments, 42 (11). pp. 1632-1638. ISSN 0034-6748 http://resolver.caltech.edu/CaltechAUTHORS:MCMrsi71

McCaldin, J. O. and Sankur, H. (1971) Diffusivity and Solubility of Si in the Al Metallization of Integrated Circuits. Applied Physics Letters, 19 (12). pp. 524-527. ISSN 0003-6951 http://resolver.caltech.edu/CaltechAUTHORS:MCCapl71

Kurtin, S. L. and McGill, T. C. and Mead, C. A. (1971) Direct interelectrode tunneling in GaSe. Physical Review B, 3 (10). pp. 3368-3379. ISSN 0556-2805 http://resolver.caltech.edu/CaltechAUTHORS:KURprb71

Van Alstyne, D. and Simon, M. I. (1971) Division Mutants of Bacillus subtilis: Isolation and PBS1 Transduction of Division-Specific Markers. Journal of Bacteriology, 108 (3). pp. 1366-1379. ISSN 0021-9193 http://resolver.caltech.edu/CaltechAUTHORS:ALSjbact71

Kiger, John A. and Sinsheimer, Robert L. (1971) DNA of vegetative bacteriophage lambda, VI. Electron microscopic studies of replicating lambda DNA. Proceedings of the National Academy of Sciences of the United States of America, 68 (1). pp. 112-115. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:KIGpnas71

Taber, Robert and Rekosh, David and Baltimore, David (1971) Effect of Pactamycin on Synthesis of Poliovirus Proteins: a Method for Genetic Mapping. Journal of Virology, 8 (4). pp. 395-401. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:TABjvir71

Tsay, Fun-Dow and Gray, Harry B. and Danon, J. (1971) Electron Paramagnetic Resonance and Optical Spectra of Pentacyanocobaltate(II). Journal of Chemical Physics, 54 (9). pp. 3760-3769. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:TSAjcp71

Halgren, Thomas A. and Firkins, John L. and Fujimoto, T. A. and Suzukawa, H. H. and Roberts, John D. (1971) Evidence for hydrogen abstraction by classical radicals in the norbornenyl-nortricyclyl system. Proceedings of the National Academy of Sciences of the United States of America, 68 (12). pp. 3216-3218. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:HALpnas71

Cheng, Ping and Leonard, A, (1971) An exact solution of linearized flow of an emitting, absorbing and scattering grey gas. Journal of Fluid Mechanics, 45 (4). pp. 673-699. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:CHEjfm71

Goldberger, Marvin L. and Silverman, Dennis and Tan, Chung-I (1971) Existence of complex poles and oscillatory average multiplicity in multiperipheral models. Physical Review Letters, 26 (2). pp. 100-103. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:GOLprl71

Ahrens, Thomas J. and Allen, Charles F. and Kovach, Robert L. (1971) Explosive Gas Blast: The Expansion of Detonation Products in Vacuum. Journal of Applied Physics, 42 (2). pp. 815-829. ISSN 0021-8979 http://resolver.caltech.edu/CaltechAUTHORS:AHRjap71

David, Charles N. and Easterbrook, Kenneth (1971) Ferritin in the fungus Phycomyces. Journal of Cell Biology, 48 (1). pp. 15-28. ISSN 0021-9525 http://resolver.caltech.edu/CaltechAUTHORS:DAVjcb71

Govindaraju, S. P. and Saffman, P. G. (1971) Flow in a Turbulent Trailing Vortex. Physics of Fluids, 14 (10). pp. 2074-2080. ISSN 0031-9171 http://resolver.caltech.edu/CaltechAUTHORS:GOVpof71

Manly, Kenneth F. and Smoler, Donna F. and Bromfeld, Esther and Baltimore, David (1971) Forms of Deoxyribonucleic Acid Produced by Virions of the Ribonucleic Acid Tumor Viruses. Journal of Virology, 7 (1). pp. 106-111. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:MANjvir71

Marushige, Keiji and Bonner, James (1971) Fractionation of liver chromatin. Proceedings of the National Academy of Sciences of the United States of America, 68 (12). pp. 2941-2944. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:MARpnas71

Mueller, H. K. and Knauss, W. G. (1971) The Fracture Energy and Some Mechanical Properties of a Polyurethane Elastomer. Transactions of the Society of Rheology, 15 (2). pp. 217-233. ISSN 0038-0032 http://resolver.caltech.edu/CaltechAUTHORS:MUEtsr71

Revel, J. P. and Yee, A. G. and Hudspeth, A. J. (1971) Gap junctions between electrotonically coupled cells in tissue culture and in brown fat. Proceedings of the National Academy of Sciences of the United States of America, 68 (12). pp. 2924-2927. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:REVpnas71

Merriam, V. and Dumas, L. B. and Sinsheimer, R. L. (1971) Genetic Expression in Heterozygous Replicative Form Molecules of {varphi}X174. Journal of Virology, 7 (5). pp. 603-611. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:MERjvir71

Benbow, R. M. and Hutchison, C. A., III and Fabricant, J. D. and Sinsheimer, R. L. (1971) Genetic Map of Bacteriophage [var phi]X174. Journal of Virology, 7 (5). pp. 549-558. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:BENjvir71

Charlang, Gisela Wohlrab and Horowitz, N. H. (1971) Germination and growth of Neurospora at low water activities. Proceedings of the National Academy of Sciences of the United States of America, 68 (2). pp. 260-262. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:CHApnas71

Wu, T. Yao-Tsu (1971) Hydromechanics of swimming propulsion. part 1. Swimming of a two-dimensional flexible plate at variable forward speeds in an inviscid fluid. Journal of Fluid Mechanics, 46 (2). pp. 337-355. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:WUTjfm71a

Wu, T. Yao-Tsu (1971) Hydromechanics of swimming propulsion. Part 2. Some optimum shape problems. Journal of Fluid Mechanics, 46 (3). pp. 521-544. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:WUTjfm71b

Wu, T. Yao-Tsu (1971) Hydromechanics of swimming propulsion. Part 3. Swimming and optimum movements of slender fish with side fins. Journal of Fluid Mechanics, 46 (3). pp. 545-568. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:WUTjfm71c

Cohen, Donald S. and Hansen, Erik B. (1971) Inverse problems connected with two-point boundary value problems. SIAM Journal on Applied Mathematics, 20 (3). pp. 413-425. ISSN 0036-1399 http://resolver.caltech.edu/CaltechAUTHORS:COHsiamjam71b

Bridges, William B. and Chester, Arthur N. and Halsted, A. Stevens and Parker, Jerald V. (1971) Ion laser plasmas. Proceedings of the IEEE, 59 (5). pp. 724-739. ISSN 0018-9219 http://resolver.caltech.edu/CaltechAUTHORS:BRIprocieee71

Stenzel, R. L. and Gould, R. W. (1971) Longitudinal Oscillations in Bounded Magnetoplasmas. Physics of Fluids, 14 (1). pp. 187-188. ISSN 0031-9171 http://resolver.caltech.edu/CaltechAUTHORS:STEpof71

Hiraki, A. and Nicolet, M-A. and Mayer, J. W. (1971) Low-temperature migration of silicon in thin layers of gold platinum. Applied Physics Letters, 18 (5). pp. 178-181. ISSN 0003-6951 http://resolver.caltech.edu/CaltechAUTHORS:HIRapl71

Mosher, J. M. and Kavanagh, R. W. and Tombrello, T. A. (1971) Mass and half-life of 9C. Physical Review C, 3 (2). pp. 438-441. ISSN 0556-2813 http://resolver.caltech.edu/CaltechAUTHORS:MOSprc71

Chao, Clinton C. and Duwez, Pol and Tsuei, Chang C. (1971) Metastable fcc Fe-Rh Alloys and the Fe-Rh Phase Diagram. Journal of Applied Physics, 42 (11). pp. 4282-4284. ISSN 0021-8979 http://resolver.caltech.edu/CaltechAUTHORS:CHAjap71

Wilson, David L. (1971) Molecular Weight Distribution of Proteins Synthesized in Single, Identified Neurons of Aplysia. Journal of General Physiology, 57 (1). pp. 26-40. ISSN 0022-1295 http://resolver.caltech.edu/CaltechAUTHORS:WILjgp71

Cohen, Donald S. (1971) Multiple stable solutions of nonlinear boundary value problems arising in chemical reactor theory. SIAM Journal on Applied Mathematics, 20 (1). pp. 1-13. ISSN 0036-1399 http://resolver.caltech.edu/CaltechAUTHORS:COHsiamjam71a

Kasamatsu, Harumi and Robberson, Donald L. and Vinograd, Jerome (1971) A Novel Closed-Circular Mitochondrial DNA with Properties of a Replicating Intermediate. Proceedings of the National Academy of Sciences of the United States of America, 68 (9). pp. 2252-2257. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:KASpnas71

Miller, Lois K. and Wells, Robert D. (1971) Nucleoside diphosphokinase activity associated with DNA polymerases. Proceedings of the National Academy of Sciences of the United States of America, 68 (9). pp. 2298-2302. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:MILpnas71

Hochstrasser, Robin M. and Zewail, Ahmed H. (1971) Optical Spectroscopic Determination of the Zero-Field Splitting in Vibronic Levels of the Triplet State of Nitrite. Journal of Chemical Physics, 54 (7). pp. 2979-2981. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:HOCjcp71a

Jordan, Thomas H. and Franklin, Joel N. (1971) Optimal Solutions to a Linear Inverse Problem in Geophysics. Proceedings of the National Academy of Sciences of the United States of America, 68 (2). pp. 291-293. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:JORpnas71

Chiu, C. B. and Fox, G. C. and Hey, Anthony J. G., eds. (1971) Phenomenology in particle physics, 1971. California Institute of Technology, Pasadena, CA. http://resolver.caltech.edu/CaltechAUTHORS:PHYS1971

Hubbard, Jerry S. and Hardy, James P. and Horowitz, N. H. (1971) Photocatalytic production of organic compounds from CO and H2O in a simulated Martian atmosphere. Proceedings of the National Academy of Sciences of the United States of America, 68 (3). pp. 574-578. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:HUBpnas71

Yoh, J. K. and Barish, B. and Nicholson, H. W. and Pine, J. and Tollestrup, A. V. and Carroll, A. S. and Lobkowicz, F. and Melissinos, A. and Nagashima, Y. (1971) p̅ p Annihilation into π+ρ at Small Angles Between 1 and 2 GeV / c. Physical Review Letters, 26 (15). pp. 922-925. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:YOHprl71

Bajorek, C. H. and Nicolet, M.-A. and Wilts, C. H. (1971) Preferential Oxidation of Fe in Permalloy Films. Applied Physics Letters, 19 (4). pp. 82-84. ISSN 0003-6951 http://resolver.caltech.edu/CaltechAUTHORS:BAJapl71

Lorden, G. (1971) Procedures for reacting to a change in distribution. Annals of Mathematical Statistics, 42 (6). pp. 1897-1908. ISSN 0003-4851 http://resolver.caltech.edu/CaltechAUTHORS:LORams71

Casperson, Lee and Yariv, Amnon (1971) Pulse Propagation in a High-Gain Medium. Physical Review Letters, 26 (6). pp. 293-295. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:CASprl71

Dimmitt, K. and Simon, M. I. (1971) Purification and Partial Characterization of Bacillus subtilis Flagellar Hooks. Journal of Bacteriology, 108 (1). pp. 282-286. ISSN 0021-9193 http://resolver.caltech.edu/CaltechAUTHORS:DIMjbact71b

Dimmitt, K. and Simon, M. (1971) Purification and Thermal Stability of Intact Bacillus subtilis Flagella. Journal of Bacteriology, 105 (1). pp. 369-375. ISSN 0021-9193 http://resolver.caltech.edu/CaltechAUTHORS:DIMjbact71a

Tsuei, C. C. and Duwez, Pol (1971) Radiation-insensitive amorphous alloy resistance thermometer for low temperature. Journal of Physics E: Scientific Instruments, 4 (6). pp. 466-467. ISSN 0022-3735 http://resolver.caltech.edu/CaltechAUTHORS:TSUjpe71

Hutchison, Clyde A., III and Sinsheimer, Robert L. (1971) Requirement of Protein Synthesis for Bacteriophage {varphi}X174 Superinfection Exclusion. Journal of Virology, 8 (1). pp. 121-124. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:HUTjvir71

Fisher, R. K. and Gould, R. W. (1971) Resonance Cones in the Field Pattern of a Radio Frequency Probe in a Warm Anisotropic Plasma. Physics of Fluids, 14 (4). pp. 857-867. ISSN 0031-9171 http://resolver.caltech.edu/CaltechAUTHORS:FISpof71

Huang, Alice S. and Baltimore, David and Bratt, Michael A. (1971) Ribonucleic Acud Polymerase in Virions of Newcastle Disease Virus: Comparison with the Vesicular Stomatitis Virus Polymerase. Journal of Virology, 7 (3). pp. 389-394. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:HUAjvir71

Betts, Timothy and McKoy, Vincent (1971) Rydberg States of Diatomic and Polyatomic Molecules Using Model Potentials. Journal of Chemical Physics, 54 (1). pp. 113-123. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:BETjcp71

Braithwaite, W. J. and Cameron, J. M. and Storm, D. W. and Tombrello, T. A. (1971) Search for a state in 3He via the p+D→p+d* reaction. Physical Review C, 4 (4). pp. 1476-1480. ISSN 0556-2813 http://resolver.caltech.edu/CaltechAUTHORS:BRAprc71

Abarbanel, H. D. I. and Chew, G. F. and Goldberger, M. L. and Saunders, L. M. (1971) Self-consistent Pomeranchon coupling ratios in the multiperipheral model. Physical Review D, 4 (10). pp. 2988-2992. ISSN 0556-2821 http://resolver.caltech.edu/CaltechAUTHORS:ABAprd71

Wong, W. H. and Marcus, R. A. (1971) Semiclassical transition probabilities (S matrix) of vibrational—translational energy transfer. Journal of Chemical Physics, 55 (12). pp. 5663-5667. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:WONjcp71a

Abarbanel, H. D. I. and Chew, G. F. and Goldberger, M. L. and Saunders, L. M. (1971) Small Dimensionless Parameter to Characterize Multiple-Pomeranchon Phenomena. Physical Review Letters, 26 (15). pp. 937-940. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:ABAprl71a.pdf

Crosignani, B. and Ganiel, U. and Solimeno, S. and Yariv, A. (1971) Some consequences of pump coherence on energy exchange in nonlinear optical processes. Physical Review Letters, 27 (5). pp. 237-239. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:CROprl71

Sullivan, Paul J. (1971) Some data on the distance-neighbour function for relative diffusion. Journal of Fluid Mechanics, 47 (3). pp. 601-607. ISSN 0022-1120 http://resolver.caltech.edu/CaltechAUTHORS:SULjfm71

Brennen, Christopher (1971) Some Numerical Solutions of Unsteady Free Surface Wave Problems Using the Lagrangian Description of the Flow. Lecture Notes in Physics, 8 . pp. 403-409. ISSN 0075-8450 http://resolver.caltech.edu/CaltechAUTHORS:BREnmfd70

Frautschi, Steven (1971) Statistical Bootstrap Model of Hadrons. Physical Review D, 3 (11). pp. 2821-2834. ISSN 0556-2821 http://resolver.caltech.edu/CaltechAUTHORS:FRAprd71

Hochstrasser, Robin M. and Zewail, Ahmed H. (1971) Studies of the 3455-Å Triplet State of s-Triazine. Journal of Chemical Physics, 55 (11). pp. 5291-5294. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:HOCjcp71b

Eason, Robert and Vinograd, Jerome (1971) Superhelix Density Heterogeneity of Intracellular Simian Virus 40 Deoxyribonucleic Acid. Journal of Virology, 7 (1). pp. 1-7. ISSN 0022-538X http://resolver.caltech.edu/CaltechAUTHORS:EASjvi71

Aloni, Y. and Attardi, G. (1971) Symmetrical In Vivo transcription of mitochondrial DNA in HeLa cells. Proceedings of the National Academy of Sciences of the United States of America, 68 (8). pp. 1757-1761. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:ALOpnas71

Connor, J. N. L. and Marcus, R. A. (1971) Theory of Semiclassical Transition Probabilities for Inelastic and Reactive Collisions. II Asymptotic Evaluation of the S Matrix. Journal of Chemical Physics, 55 (12). pp. 5636-5643. ISSN 0021-9606 http://resolver.caltech.edu/CaltechAUTHORS:CONjcp71

Mayfield, John E. and Bonner, James (1971) Tissue differences in rat chromosomal RNA. Proceedings of the National Academy of Sciences of the United States of America, 68 (11). pp. 2652-2655. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:MAYpnas71

Rhim, Won-Kyu and Kessemeier, Horst (1971) Transverse-magnetization recovery in the rotating frame. Physical Review B, 3 (11). pp. 3655-3661. ISSN 0556-2805 http://resolver.caltech.edu/CaltechAUTHORS:RHIprb71

Bahcall, John N. and Davis, Raymond, Jr. (1971) Upper limit on neutrino energy associated with Weber pulses. Physical Review Letters, 26 (11). pp. 662-663. ISSN 0031-9007 http://resolver.caltech.edu/CaltechAUTHORS:BAHprl71

Stenzel, R. L. and Gould, R. W. (1971) Upper-Hybrid Resonance Absorption, Emission, and Heating of an Afterglow Plasma Column. Journal of Applied Physics, 42 (11). pp. 4225-4235. ISSN 0021-8979 http://resolver.caltech.edu/CaltechAUTHORS:STEjap71

Emerson, Suzanne U. and Simon, Melvin I. (1971) Variation in the Primary Structure of Bacillus subtilis Flagellins. Journal of Bacteriology, 106 (3). pp. 949-954. ISSN 0021-9193 http://resolver.caltech.edu/CaltechAUTHORS:EMEjbact71

Fuller, F. Brock (1971) The writhing number of a space curve. Proceedings of the National Academy of Sciences of the United States of America, 68 (4). pp. 815-819. ISSN 0027-8424 http://resolver.caltech.edu/CaltechAUTHORS:FULpnas71