نتایج جستجو برای: n 60

تعداد نتایج: 1233221  

2013
Sunita Gaind Lata Nain

The present investigation is an account of soil quality parameters and wheat (Triticum aestivum HD-2285) yield as influenced by insitu incorporation of paddy straw and its subsequent inoculation with two cellulolytic and one lignolytic fungi. Such information may prove useful to farmers as it may provide them with an option to use the undesired crop waste as partial replacements for synthetic f...

Journal: :Journal of physics. Condensed matter : an Institute of Physics journal 2007
Ngamta Thamwattana James M Hill

Continuum based models are presented here for certain boron nitride and carbon nanostructures. In particular, certain fullerene interactions, C(60)-C(60), B(36)N(36)-B(36)N(36) and C(60)-B(36)N(36), and fullerene-nanotube oscillator interactions, C(60)-boron nitride nanotube, C(60)-carbon nanotube, B(36)N(36)-boron nitride nanotube and B(36)N(36)-carbon nanotube, are studied using the Lennard-...

1995
Claudia Eberlein

Sonoluminescence is explained in terms of quantum radiation by moving interfaces between media of di erent polarizability. It can be considered as a dynamic Casimir e ect, in the sense that it is a consequence of the imbalance of the zero-point uctuations of the electromagnetic eld during the non-inertial motion of a boundary. The transition amplitude from the vacuum into a two-photon state is ...

1995
Claudia Eberlein

Sonoluminescence is explained in terms of quantum radiation by moving interfaces between media of di erent polarizability. In a stationary dielectric the zero-point uctuations of the electromagnetic eld excite virtual two-photon states which become real under perturbation due to motion of the dielectric. The sonoluminescent bubble is modelled as an optically empty cavity in a homogeneous dielec...

Journal: :Chemical communications 2010
Hidefumi Nikawa Yasuyuki Araki Zdenek Slanina Takahiro Tsuchiya Takeshi Akasaka Takehiko Wada Osamu Ito Klaus-Peter Dinse Masafumi Ata Tatsuhisa Kato Shigeru Nagase

We herein report the investigation of N@C(60) exposed to laser flash excitation to exhibit the acceleration of the decay of (N@C(60))* by the encased N atom.

2010
MUZZAMMIL HUSSAIN

A series of experiments was carried out at Students Farm, Sindh Agriculture University, Tandojam to evaluate the effect of NPK, micronutrients and N-placement on the growth and yield of sunflower during 2005-2006. The sunflower cv. HO-1 was studied under 7 different NPK levels and placement methods (0-0-0 NPK kg ha, 6030-30 NPK kg ha (N as broadcast), 60-30-30 NPK kg ha (N as fertigation), 90-4...

2006
Tony Rothman Stephen Boughn

Freeman Dyson has questioned whether any conceivable experiment in the real universe can detect a single graviton. If not, is it meaningful to talk about gravitons as physical entities? We attempt to answer Dyson’s question and find it is possible concoct an idealized thought experiment capable of detecting one graviton; however, when anything remotely resembling realistic physics is taken into...

2012
T. Baugher A. Gade R. V. F. Janssens S. M. Lenzi D. Bazin B. A. Brown M. P. Carpenter A. N. Deacon S. J. Freeman T. Glasmacher G. F. Grinyer F. G. Kondev S. McDaniel A. Poves A. Ratkiewicz E. A. McCutchan D. K. Sharp I. Stefanescu K. A. Walsh D. Weisshaar S. Zhu

T. Baugher,1,2,* A. Gade,1,2 R. V. F. Janssens,3 S. M. Lenzi,4 D. Bazin,1 B. A. Brown,1,2 M. P. Carpenter,3 A. N. Deacon,5 S. J. Freeman,5 T. Glasmacher,1,2 G. F. Grinyer,1,† F. G. Kondev,3 S. McDaniel,1,2 A. Poves,6 A. Ratkiewicz,1,2 E. A. McCutchan,3 D. K. Sharp,5 I. Stefanescu,3 K. A. Walsh,1,2 D. Weisshaar,1 and S. Zhu3 1National Superconducting Cyclotron Laboratory, Michigan State Universi...

2007
Fernando C. Pereira Yoram Singer

We describe, analyze, and evaluate experimentally a new probabilistic model for word-sequence prediction in natural language based on prediction suffix trees (PSTs). By using efficient data structures, we extend the notion of PST to unbounded vocabularies. We also show how to use a Bayesian approach based on recursive priors over all possible PSTs to efficiently maintain tree mixtures. These mi...

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