نتایج جستجو برای: 02 h2

تعداد نتایج: 60354  

2009
P. T. Ho R. L. Pettyjohn L. Poon

For some time there has been a discrepancy between theoretical and experimental values of microwave absorption in the terrestrial atmosphere. We felt that this is due to shortcomings in the theoretical treatment of pressure broadening when the significant overlap between adjacent lines occurs. Formal theories of pressure broadening have been given but have not been applied to the specific case ...

2006
MIKIO KAN

OGASAWARA, T. and KAN, M. Protective Effect of the Serum against Cellular Damage by Active Oxygen in Culture. Tohoku J.exp. Med., 1984, 144 (1), 9-20 It has been known that there is remarkable antioxidant activity in the human sera, especially those in inflammation and pregnancy. In the present investigation, various sera were examined for the antioxidant activity with the aid of cultured cells...

2007
John Vincent Seeley Mario J. Molina Jeffrey I. Steinfeld Ronald G. Prinn

This thesis describes the development and implementation of the turbulent flow tube technique, a new method for studying gas phase reaction kinetics. The plausibility of the turbulent flow tube technique has been examined using a numerical model. Several experimental studies of key fluid dynamical processes have also been performed. These experiments include flow visualization of reactant mixin...

Journal: :The Astrophysical Journal 2021

We report results from a FUSE survey of interstellar molecular hydrogen (H2) in the Galactic disk toward 139 O-type and early B-type stars at latitudes $|b| < 10^{\circ}$, with updated photometric parallax distances. The H2 absorption is measured using far-ultraviolet Lyman Werner bands, including strong R(0), R(1), P(1) lines rotational levels $J = 0$ 1$ excited states up to 5$ (sometimes 6$ 7...

2003
de Lange K. Keizer A. J. Burggraaf

Sol-gel modification of mesoporous alumina membranes is a very successful technique to improve gas separation performance. Due to the formed microporous top layer, the membranes show activated transport and molecular sieve-like separation factors. This paper concentrates on the mechanism of activated transport (also often referred to as micropore diffusion or molecular sieving). Based on a theo...

2005
HAROLD J. EVANS

The interaction between the ATP-dependent evolution of H2 catalyzed by nitrogenase and the oxidation of H2 via a hydrogenase has been postulated to influence the efficiency of the N2-fixing process in nodulated legumes. A comparative study using soybean (Glycine max L. Merr.) cv. Anoka inoculated with either Rhizobium japonicum strain USDA 31 or USDA 110 and cowpea (Vigna uguiculats L. Walp.) c...

2011
SILVIU RADU Ken Ono

Let p(n) denote the ordinary partition function. Subbarao conjectured that in every arithmetic progression r (mod t) there are infinitely many integers N ≡ r (mod t) for which p(N) is even, and infinitely many integers M ≡ r (mod t) for which p(M) is odd. In the even case the conjecture was settled by Ken Ono. In this paper we prove the odd part of the conjecture which together with Ono’s resul...

2005
Arthur B. Markman Leslie B. Cohen Bradley C. Love Bruce W. Porter Brian J. Stankiewicz

vi

2008
P. GUERZHOY

In a recent paper Folsom and Ono constructed a grid of Poincaré series of weights 3/2 and 1/2. They conjectured that the coefficients of the holomorphic parts of these series are rational integers. We prove that these coefficients are indeed rational numbers with bounded denominators.

2008
J. L. Barrett

OH, N2, H2, and trans la t Laboratory experiments in which recombined CO, C02, D20, and 02 molecules desorb from surfaces in excited internal ional states are briefly reviewed. Unequilibrated distributions predominate from the principally catalytic-metal substrates so far investigated. and in some cases less than, wall-thermal; the velocity distributions generally vary with emission angle, with...

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