Results 91 to 100 of about 1,860,621 (344)

Hamiltonian Quantization of Effective Lagrangians with Massive Vector Fields

open access: yes, 1993
Effective Lagrangians containing arbitrary interactions of massive vector fields are quantized within the Hamiltonian path integral formalism. It is proven that correct Hamiltonian quantization of these models yields the same result as naive Lagrangian ...
A. C. Longhitano   +59 more
core   +1 more source

Hamiltonian paths in odd graphs [PDF]

open access: yesApplicable Analysis and Discrete Mathematics, 2009
Lov?sz conjectured that every connected vertex-transitive graph has a Hamiltonian path. The odd graphs Ok form a well-studied family of connected, k-regular, vertex-transitive graphs. It was previously known that Ok has Hamiltonian paths for k ? 14. A direct computation of Hamiltonian paths in Ok is not feasible for large values of k, because Ok has ...
Letícia Bueno   +3 more
openaire   +1 more source

A Quantum Framework for Protein Binding‐Site Structure Prediction on Utility‐Level Quantum Processors

open access: yesAdvanced Science, EarlyView.
This study presents a hybrid quantum‐classical framework for accurate prediction of protein structures on utility‐level quantum processors. We evaluate the practical application of the Variational Quantum Eigen‐solver (VQE) in protein structure prediction and demonstrate its superiority over state‐of‐the‐art deep learning methods in molecular docking ...
Yuqi Zhang   +10 more
wiley   +1 more source

Hamiltonian paths in infinite graphs [PDF]

open access: yesProceedings of the twenty-third annual ACM symposium on Theory of computing - STOC '91, 1991
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Euclidean tours in fairy chess [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The present paper aims to generalize the Knight's tour problem for k-dimensional grids of the form {0,1}ᵏ by considering other fairy chess leapers. Accordingly, we constructively show the existence of closed tours in 2×2×...×2 (k times) chessboards ...
Gabriele Di Pietro, Marco Ripà
doaj   +1 more source

Path integral of the hydrogen atom, the Jacobi's principle of least action and one-dimensional quantum gravity

open access: yes, 1996
A path integral evaluation of the Green's function for the hydrogen atom initiated by Duru and Kleinert is studied by recognizing it as a special case of the general treatment of the separable Hamiltonian of Liouville-type.
Alvarez   +47 more
core   +1 more source

Maximal Rashba Splitting in GeTe/Bi2Te3 Heterostructures via Strong Band Bending

open access: yesAdvanced Science, EarlyView.
An unprecedented strength of Rashba effect with ER = 0.57 eV, k0=0.16Å−1$\;{k_0} = 0.16\;{\mathrm{\AA}^{ - 1}}$ and αR=6.86eV·Å$ {\alpha _{\mathrm{R}}} = 6.86{\mathrm{\;eV}} \cdot {\mathrm{\AA}}$ in GeTe (1 nm)/Bi2Te3 (1 QL) heterostructure. The enhanced Rashba is origined from the band bending effect in the heterojunction region of GeTe /Bi2Te3 ...
Qing‐Lin Yang   +14 more
wiley   +1 more source

Proving the existence of Euclidean knight's tours on n×n×...×n chessboards for n<4 [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The Knight's Tour problem consists of finding a Hamiltonian path for the knight on a given set of points so that the knight can visit exactly once every vertex of the mentioned set. In the present, we provide a 5-dimensional alternative to the well-known
Marco Ripà
doaj   +1 more source

Hamiltonian paths in Cayley graphs

open access: yesDiscrete Mathematics, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Pak, Igor, Radoičić, Radoš
openaire   +2 more sources

Magnetic and Crystal Symmetry Control on Spin Hall Conductivity in Altermagnets

open access: yesAdvanced Science, EarlyView.
Crystal structures and schematic illustrations of the spin Hall effect (SHE) in altermagnets. High‐symmetry RuO2 exhibits conventional SHE, while tilted RuO2 shows trivial unconventional SHE (USHE) caused by structural tilting. CrSb and MnTe, with reduced magnetic symmetry, display intrinsic USHE arising from symmetry‐driven spin–momentum locking ...
Dameul Jeong   +2 more
wiley   +1 more source

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