• 183 Citations
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Research Output 2001 2020

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Article
2019
1 Citation (Scopus)

On structural entropy and spatial filling factor analysis of colonoscopy pictures

Nagy, S., Sziová, B. & Pipek, J., márc. 1 2019, In : Entropy. 21, 3, 256.

Research output: Article

Open Access
factor analysis
entropy
curves
image resolution
lesions
2018

Contact problems in GaAs-based solar cells

Ürmös, A., Farkas, Z., Dobos, L., Nagy, S. & Nemcsics, Á., jan. 1 2018, In : Acta Polytechnica Hungarica. 15, 6, p. 99-124 26 p.

Research output: Article

Solar cells
Ohmic contacts
Metallizing
Electronic properties
Annealing
3 Citations (Scopus)
Data transfer rates
Fuzzy inference
Membership functions
Telecommunication links
Telecommunication
replicas
Surface roughness
profiles
Geodesy
roughness
2017
1 Citation (Scopus)

The coupled cluster method and entanglement in three fermion systems

Lévay, P., Nagy, S., Pipek, J. & Sárosi, G., jan. 1 2017, In : Journal of Mathematical Physics. 58, 1, 012203.

Research output: Article

Entanglement
Fermions
fermions
communication
expansion
2016

Optimization of the prediction of second refined wavelet coefficients in electron structure calculations

Sziová, B., Nagy, S. & Pipek, J., jan. 1 2016, In : Open Physics. 14, 1, p. 643-650 8 p.

Research output: Article

optimization
coefficients
predictions
electrons
expansion
2015
9 Citations (Scopus)
Wave functions
Electronic structure
economics
electronic structure
Economics
2013
8 Citations (Scopus)
Adaptive Method
Wave functions
Wave Function
Wavelets
Refinement
2012
1 Citation (Scopus)

Plausible quantum-mechanical interpretations of RHEED oscillation

Nemcsics, Á. & Nagy, S., jan. 27 2012, In : Vacuum. 86, 6, p. 620-622 3 p.

Research output: Article

Quantum entanglement
Reflection high energy electron diffraction
oscillations
Electrons
high energy electrons
2011
Shielding
Electromagnetic fields
Multiresolution analysis
Differential equations
Semiconductor materials
Microscopes
Entropy
Charge distribution
Multiresolution analysis
Wavelet analysis
2010
7 Citations (Scopus)

A wavelet-based adaptive method for determining eigenstates of electronic systems

Nagy, S. & Pipek, J., márc. 2010, In : Theoretical Chemistry Accounts. 125, 3-6, p. 471-479 9 p.

Research output: Article

eigenvectors
expansion
electronics
Electrons
cusps
2009
3 Citations (Scopus)

Fractal properties of AlGeNi layers on GaAs surfaces

Varga, B., Molnár, L. M., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 251-253 3 p.

Research output: Article

Fractals
fractals
Scanning electron microscopy
Fractal dimension
Entropy
10 Citations (Scopus)

Fractal properties of gold, palladium and gold-palladium thin films on InP

Varga, B., Ürmös, A., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 247-250 4 p.

Research output: Article

Indium phosphide
indium phosphides
Palladium
Gold
Fractals
6 Citations (Scopus)

Investigation of the surface morphology on epitaxially grown fullerene structures

Nemcsics, Á., Nagy, S., Mojzes, I., Schwedhelm, R., Woedtke, S., Adelung, R. & Kipp, L., aug. 25 2009, In : Vacuum. 84, 1, p. 152-154 3 p.

Research output: Article

Fullerenes
fullerenes
Surface morphology
Vanadium
Molecular beams
15 Citations (Scopus)

Structural entropy in detecting background patterns of AFM images

Molnár, L. M., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 179-183 5 p.

Research output: Article

Atomic force microscopy
Entropy
atomic force microscopy
entropy
logarithms
1 Citation (Scopus)

The kinetic energy operator in the subspaces of wavelet analysis

Pipek, J. & Nagy, S., jún. 2009, In : Journal of Mathematical Chemistry. 46, 1, p. 261-282 22 p.

Research output: Article

Wavelet analysis
Wavelet Analysis
Kinetic energy
Subspace
Operator
2008
1 Citation (Scopus)

Artifacts of grid-based electron structure calculations

Pipek, J. & Nagy, S., okt. 13 2008, In : Chemical Physics Letters. 464, 1-3, p. 103-106 4 p.

Research output: Article

artifacts
grids
operators
Electrons
Electric commutation
Density Matrix
Qubit
Purification
Entanglement
purification
2007
1 Citation (Scopus)
splines
Metallizing
wavelet analysis
Splines
Wavelet transforms
11 Citations (Scopus)

Heat treatment parameters effecting the fractal dimensions of AuGe metallization on GaAs

Mojzes, I., Dominkovics, C., Harsányi, G., Nagy, S., Pipek, J. & Dobos, L., 2007, In : Applied Physics Letters. 91, 7, 073107.

Research output: Article

fractals
heat treatment
2006
10 Citations (Scopus)
Wave functions
eigenvectors
Trajectories
trajectories
wave functions
2005
7 Citations (Scopus)
electron orbitals
Wavelet decomposition
Carrier concentration
decomposition
Electrons
43 Citations (Scopus)

Elementary formula for entanglement entropies of fermionic systems

Lévay, P., Nagy, S. & Pipek, J., aug. 2005, In : Physical Review A. 72, 2, 022302.

Research output: Article

entropy
2003
2 Citations (Scopus)
Carrier concentration
Multiresolution analysis
expansion
Probability density function
Mathematical operators
2001
13 Citations (Scopus)
Multiresolution analysis
functionals
Carrier concentration
Mathematical operators
electron energy
9 Citations (Scopus)
cusps
operators
expansion
electrons
wave functions
cusps
operators
expansion
electrons
determinants