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R. Perala · SciRah

Researcher profile · Semantic Scholar

R. Perala

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R. Perala — researcher profile on SciRah

h-index: 13
Works: 47
Citations: 485

Most-cited papers

Electronic and structural properties of GaAs(100)(2x4) and InAs(100)(2x4) surfaces studied by core-level photoemission and scanning tunneling microscopy
P. Laukkanen, M. Kuzmin, R. Perala, M. Ahola +8 more
200538 citations
Semantic Scholar
Anomalous bismuth-stabilized (2x1) reconstructions on GaAs(100) and InP(100) surfaces.
P. Laukkanen, M. Punkkinen, H. Komsa, M. Ahola-Tuomi +13 more
2008Physical Review Letters31 citations
Semantic Scholar
Bismuth-stabilized (2x1) and (2x4) reconstructions on GaAs(100) surfaces: Combined first-principles, photoemission, and scanning tunneling microscopy study
M. Punkkinen, P. Laukkanen, H. Komsa, M. Ahola-Tuomi +14 more
200829 citations
Semantic Scholar
Segregation, precipitation, and α-α' phase separation in Fe-Cr alloys: a multi-scale modelling approach
A. Kuronen, M. Heinonen, S. Granroth, R. Perala +9 more
201524 citations Open access
Semantic Scholar
Electronic and structural analysis of Sb-induced GaAs(100)(2x4) and (2x8) surfaces
P. Laukkanen, R. Perala, R.-L. Vaara, I. J. Vayrynen +2 more
200423 citations
Semantic Scholar
Structural properties of Bi-terminated GaAs(0 0 1) surface
M. Ahola-Tuomi, P. Laukkanen, R. Perala, M. Kuzmin +3 more
200621 citations
Semantic Scholar
Yb, Eu, and (Yb + Eu)-stabilized 3 × 1 and 3 × 2 reconstructions on Si(1 1 1)
M. Kuzmin, R.-L. Vaara, P. Laukkanen, R. Perala +1 more
200319 citations
Semantic Scholar
Bi-induced (2×6), (2×8), and (2×4) reconstructions on the InAs(100) surface
P. Laukkanen, M. Ahola, M. Kuzmin, R. Perala +2 more
200518 citations
Semantic Scholar
Structural and electronic properties of Bi-adsorbate-stabilized reconstructions on the InP(100) andGaAsxN1−x(100)surfaces
P. Laukkanen, J. Pakarinen, M. Ahola-Tuomi, M. Kuzmin +6 more
200615 citations
Semantic Scholar
Bismuth-stabilized c(2X6) reconstruction on a InSb(100) substrate: Violation of the electron counting model
P. Laukkanen, M. Punkkinen, N. Rasanen, M. Ahola-Tuomi +11 more
201014 citations
Semantic Scholar
Formation of ytterbium silicide nanowires on Si(0 0 1)
M. Kuzmin, P. Laukkanen, R. Perala, R.-L. Vaara +1 more
200414 citations
Semantic Scholar
Core-level shifts of the c(8 x 2)-reconstructed InAs(100) and InSb(100) surfaces
P. Laukkanen, M. Punkkinen, M. Ahola-Tuomi, J. Lång +12 more
201013 citations
Semantic Scholar
Structural properties of Bi-stabilized reconstructions of GaInAs(100) surface
P. Laukkanen, M. Ahola-Tuomi, M. Kuzmin, R. Perala +5 more
200713 citations
Semantic Scholar
Atomic geometry and electronic structure of the Si(100)23-Eu surface phase
M. Kuzmin, R. Perala, P. Laukkanen, I. J. Vayrynen
200513 citations
Semantic Scholar
Initial stages of Yb/Si(1 0 0) interface growth: 2 × 3 and 2 × 6 reconstructions
M. Kuzmin, R. Perala, P. Laukkanen, R.-L. Vaara +2 more
200313 citations
Semantic Scholar
Formation of an ordered pattern of Bi nanolines on InAs(100) by self-assembly
M. Ahola-Tuomi, P. Laukkanen, M. Punkkinen, R. Perala +4 more
200812 citations
Semantic Scholar
Surface core-level shifts on Ge(111)c(2×8): Experiment and theory
M. Kuzmin, M. Punkkinen, P. Laukkanen, J. Lång +10 more
201111 citations Open access
Semantic Scholar
Properties of self-assembled Bi nanolines on InAs(100) studied by core-level and valence-band photoemission, and first-principles calculations
M. Ahola-Tuomi, M. Punkkinen, P. Laukkanen, M. Kuzmin +6 more
201111 citations
Semantic Scholar
Atomic structure of the Eu/Si (111) 3×2 , 5×1 , and 7×1 surfaces studied by photoelectron spectroscopy
M. Kuzmin, P. Laukkanen, R. Perala, R.-L. Vaara +1 more
200510 citations
Semantic Scholar
Formation and thermal-desorption-controlled patterning of Yb-induced structures on vicinal Si( 1 1 1 ) [ 1̄ 1̄ 2 ]-miscut surface
R.-L. Vaara, M. Kuzmin, R. Perala, P. Laukkanen +1 more
200310 citations
Semantic Scholar
Formation of ytterbium silicide film on Si(0 0 1) by solid-phase epitaxy
M. Kuzmin, R. Perala, R.-L. Vaara, P. Laukkanen +1 more
20049 citations
Semantic Scholar
Structural and statistical analysis of Yb/Si(1 1 1) and Eu/Si(1 1 1) reconstructions
M. Kuzmin, R.-L. Vaara, P. Laukkanen, R. Perala +1 more
20049 citations
Semantic Scholar
Scanning tunneling microscopy study of GaAs(1 0 0) surface prepared by HCl-isopropanol treatment
P. Laukkanen, M. Kuzmin, R. Perala, R.-L. Vaara +1 more
20039 citations
Semantic Scholar
Unoccupied electronic states of the FeS2(100) surface studied by inverse photoemission
T. Ollonqvist, R. Perala, J. Väyrynen
19979 citations
Semantic Scholar
High-resolution core-level photoemission study of Eu-induced ( 3 × 2 ) ∕ ( 3 × 4 ) reconstruction on Ge(111)
M. Kuzmin, R. Perala, P. Laukkanen, M. Ahola-Tuomi +1 more
20068 citations
Semantic Scholar
Observation of double- to single-domain transition on the Eu/Si(1 0 0) surface by LEED and STM
M. Kuzmin, P. Laukkanen, R. Perala, R.-L. Vaara +1 more
20058 citations
Semantic Scholar
Two series of triple- and single-domain reconstructions induced by europium on vicinal Si(1 1 1) []-miscut surface
R.-L. Vaara, M. Kuzmin, P. Laukkanen, R. Perala +1 more
20038 citations
Semantic Scholar
Atomic geometry and electronic properties of the Ge(1 1 1)2 × 1-Sb surface studied by scanning tunneling microscopy/spectroscopy and core-level photoemission
M. Kuzmin, P. Laukkanen, R. Perala, M. Ahola-Tuomi +1 more
20077 citations
Semantic Scholar
Electronic and structural properties of the InP(1 0 0)(2 × 4) surface studied by core-level photoemission and scanning tunneling microscopy
P. Laukkanen, J. Pakarinen, M. Ahola-Tuomi, M. Kuzmin +7 more
20067 citations
Semantic Scholar
Photoemission and density functional theory study of Ge(100): Clean surface and Yb-induced (2x4) reconstruction
M. Kuzmin, M. Punkkinen, P. Laukkanen, R. Perala +4 more
20136 citations Open access
Semantic Scholar
Yb-induced (2x3) and (2x4) reconstructions on Si(100) studied by first-principles calculations and high-resolution core-level photoelectron spectroscopy
M. Kuzmin, M. Punkkinen, P. Laukkanen, R. Perala +3 more
20086 citations
Semantic Scholar
Evolution of step and terrace structure on [1̄ 1̄ 2]- and [1 1 2̄]-miscut Si(1 1 1) surfaces upon formation of triple- and single-domain Yb-induced 3 × 2 reconstruction
R.-L. Vaara, M. Kuzmin, R. Perala, P. Laukkanen +1 more
20036 citations
Semantic Scholar
Atomic structure of Yb/Si(100)(2X6): Interrelation between the silicon dimer arrangement and Si 2p photoemission line shape
M. Kuzmin, M. Punkkinen, P. Laukkanen, R. Perala +8 more
20105 citations
Semantic Scholar
Core-level shifts of InP(1 0 0)(2 × 4) surface: Theory and experiment
M. P. J. Punkkinen, P. Laukkanen, M. Ahola-Tuomi, J. Pakarinen +10 more
20095 citations
Semantic Scholar
Atomic and electronic structure of the Yb/Ge(111)-(3x2) surface studied by high-resolution photoelectron spectroscopy
M. Kuzmin, K. Schulte, P. Laukkanen, M. Ahola-Tuomi +4 more
20075 citations
Semantic Scholar
Eu- and Yb-induced reconstructions on a vicinal Si(1 0 0) surface
R. Perala, M. Kuzmin, P. Laukkanen, R.-L. Vaara +1 more
20055 citations
Semantic Scholar
Stability and structure of rare-earth metal and Ba-induced reconstructions on a Si(100) surface
M. Punkkinen, M. Kuzmin, P. Laukkanen, R. Perala +8 more
20094 citations
Semantic Scholar
A comparative study of clean and Bi-stabilized InP(100)(2 x 4) surfaces by the core-level photoelectron spectroscopy
P. Laukkanen, M. Ahola-Tuomi, J. Adell, M. Adell +8 more
20074 citations
Semantic Scholar
High-resolution core-level photoemission study of Ge(1 1 1)2 × 1–Sb and Ge(1 1 1)(√3 × √3)R30°–Bi reconstructions
M. Kuzmin, P. Laukkanen, R. Perala, M. Ahola-Tuomi +1 more
20074 citations
Semantic Scholar
Tin-stabilized (1 x 2) and (1 x 4) reconstructions on GaAs(100) and InAs(100) studied by scanning tunneling microscopy, photoelectron spectroscopy, and ab initio calculations
J. Lång, P. Laukkanen, M. Punkkinen, M. Ahola-Tuomi +15 more
20113 citations
Semantic Scholar
Photoemission study of Sn on vicinal Si( 1 0 0 )2×1 surface
R. Perala, T. Ollonqvist, M. P. M. Kivitörmä, I. J. Vayrynen
20023 citations
Semantic Scholar
Scanning tunneling microscopy study of the Eu-inducedGe(111)−(3×2)∕(3×4)reconstruction
M. Kuzmin, P. Laukkanen, R. Perala, I. J. Vayrynen
20062 citations
Semantic Scholar
Atomistic Study of Surfaces and Interfaces of Fe-Cr and Fe-Cr-Al Alloys
K. Kokko, S. Granroth, M. Heinonen, R. Perala +7 more
20131 citations Open access
Semantic Scholar
Stability, structural, and electronic properties of atomic chains on Yb/Ge(111)3X2 studied by STM and STS
M. Kuzmin, P. Laukkanen, R. Perala, M. Punkkinen +3 more
20100 citations
Semantic Scholar
Ytterbium on vicinal Si(1 0 0): Growth and properties of the 2D wetting layer and the Yb silicide phase
R. Perala, M. Kuzmin, P. Laukkanen, M. Ahola-Tuomi +2 more
20090 citations
Semantic Scholar
Steelunivertiy.org: The solution to the sustainability of ferrous metallurgy
Ulrich Svejkovsky, R. Perala
20050 citations
Semantic Scholar
Burrowing owl in northern Wisconsin
R. Perala, J. Perala
19840 citations
Semantic Scholar

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P. Laukkanen×42
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P. Laukkanen — researcher profile on SciRah
I. J. Vayrynen×41
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I. J. Vayrynen — researcher profile on SciRah
M. Kuzmin×40
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M. Kuzmin — researcher profile on SciRah
M. Ahola-Tuomi×22
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M. Ahola-Tuomi — researcher profile on SciRah

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M. Punkkinen — researcher profile on SciRah

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R.-L. Vaara×13

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R.-L. Vaara — researcher profile on SciRah

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K. Kokko — researcher profile on SciRah

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J. Lång — researcher profile on SciRah

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L. Vitos — researcher profile on SciRah

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