Physics
epub |eng | 1987-12-31 | Author:Richard P. Feynman & Richard P. Feynman
That afternoon, I got a telephone call from General Kutyna. “Professor Feynman?” he says. “I have some urgent news for you. Uh, just a minute.” I hear some military-type band ...
( Category:
Scientists
May 12,2019 )
epub, pdf |eng | 2016-05-03 | Author:Philip Ball [Ball, Philip]
HEXAGONAL NEST CELLS A wasp (Vespula vulgaris) working on its nest. Why and how does it make the cells hexagonal? Evidently there are no agents shaping these rafts as bees ...
( Category:
Plants & Animals
May 4,2019 )
epub, azw3, pdf |eng | 2019-05-02 | Author:Graham Farmelo [Graham Farmelo]
By the mid-1970s, physicists and mathematicians all over the world had noticed that gauge theories and geometry were connected. Among the first to spot the connection was Frank Yang, a ...
( Category:
Mathematical Physics
May 3,2019 )
epub |eng | | Author:Panagiotis Karampelas & Jalal Kawash & Tansel Özyer
Graph Embedding There have been many approaches to learning low-dimensional representations for graphs [4, 24, 29]. Inspired by the recent advancement in language modeling and deep learning [20], a series ...
( Category:
Data Mining
April 29,2019 )
epub |eng | 2019-03-12 | Author:Kate Brown
In Search of Catastrophe In the spring of 1990, the IAEA mounted a major effort to assess Chernobyl damage, and Abel Gonzalez managed it. He recruited two hundred volunteer scientists ...
( Category:
Energy Policy
April 29,2019 )
epub |eng | 2019-04-27 | Author:Rudolf Kurth
at time t. Hence, by the assumption of , the instant has been distinguished in a way which does not necessarily have any objective foundation. This objection appears irrefutable. On ...
( Category:
Mathematical Physics
April 28,2019 )
epub |eng | 2019-04-27 | Author:Shlomo Sternberg
14.1 The Rayleigh-Ritz Method Let H be a non-negative self-adjoint operator on a Hilbert space For any finite dimensional subspace L of with L ⊂ D ≔ Dom(H) define Define ...
( Category:
Quantum Theory
April 28,2019 )
epub, pdf |eng | 2019-04-27 | Author:James Johnston Stoker
and g is a potential function in η < 0 which satisfies on η = 0. The formula (obtained from the well-known analogous representation for 1/r) in which the Bessel ...
( Category:
Mathematical Physics
April 28,2019 )
epub |eng | 2018-04-27 | Author:Krems, Roman V.
Figure 6.10 Time evolution of the CaH spectrum in a magnetic trap. These spectra reveal that CaH molecules in the high‐field‐seeking state (negative frequency shifts) quickly leave the trap. The ...
( Category:
Electrochemistry
April 26,2019 )
epub |eng | 2011-10-27 | Author:David Salsburg
JEROME CORNFIELD Many of the new young workers who arrived in Washington during the New Deal went on to become major figures in government and in academia. Some of them ...
( Category:
Probability & Statistics
April 24,2019 )
epub |eng | | Author:Sebastian Alvarado
THE SCIENCE OF REAL LIFE What exactly happens if you stand with a hammer under an incoming thunderstorm waiting for lightning to strike? If you are lucky, nothing. Unfortunately, a ...
( Category:
Astronomy
April 10,2019 )
epub |eng | 2019-04-08 | Author:Lee Smolin
* * * — THE EVERETT THEORY is a hypothesis about the nature of reality. It posits that all that exists is a wave function evolving deterministically. From the imaginary ...
( Category:
Quantum Theory
April 10,2019 )
epub |eng | 2009-04-05 | Author:Mark Buchanan
BEING A NICE GUY . . . SELFISHLY The standard explanation of human cooperation rests entirely on the idea that we do things for others only because we hope to ...
( Category:
System Theory
April 6,2019 )
epub |eng | | Author:Martin Beech
4.5 Back to Reality Finding a solution to the equations of stellar structure for a given stellar mass and initial composition is all well and good, but the ultimate test ...
( Category:
Astrophysics & Space Science
March 31,2019 )
azw3, epub |eng | 2016-04-12 | Author:O'Hayre, Ryan & Cha, Suk-Won & Colella, Whitney & Prinz, Fritz B. [O'Hayre, Ryan]
Figure 8.12 A membraneless fuel cell design based on a Y-shaped microfluidic channel configuration that places fuel and oxidant streams into diffusional contact without mixing. The left-hand oxygenated electrolyte stream ...
( Category:
Thermodynamics
March 30,2019 )
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