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S2P (complexity)

In computational complexity theory, SP2 is a complexity class, intermediate between the first and second levels of the polynomial hierarchy. A… Expand
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2018
2018
Abstract In this paper, we offer large and realistic models of amorphous carbon spanning densities from 0.95 g / c m 3 to 3.5 g… Expand
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Review
2010
Review
2010
For a long time, π-complexes of gold in any of its oxidation states were considered elusive species of uncertain stoichiometry… Expand
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2004
2004
Abstract This paper uses a Tersoff potential molecular dynamics simulation to investigate the interaction between C60 molecules… Expand
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Highly Cited
2001
Highly Cited
2001
Many students have difficulty learning symbolic and molecular representations of chemistry. This study investigated how students… Expand
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Highly Cited
2000
Highly Cited
2000
Abstract Nitrogen can have numerous effects on diamond-like carbon: it can dope, it can form the hypothetical superhard compound… Expand
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1999
1999
A series of hydrogenated amorphous carbon (a-C:H) semiconducting thin films was deposited using the dc saddle field glow… Expand
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1998
1998
Classification is a key function of many business intelligence toolkits and a fundamental building block in data mining. Immense… Expand
1997
1997
We describe hardware and software schemes for achieving precise clock synchronization on SP2 parallel system nodes. The SP2… Expand
Highly Cited
1990
Highly Cited
1990
calculations of the phonon density of states, Al-Jishi and Dresselha~s~~~~~ have attributed the second-order bands 
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1976
1976
On the basis of the observed matrix-infrared spectrum of benzyne, a structure and set of force constants and bond orders are… Expand
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