• 4118 Citations
  • 28 h-Index
1967 …2018

Research output per year

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Research Output

2018

Giant microwave absorption in fine powders of superconductors

Csősz, G., Márkus, B. G., Jánossy, A., Nemes, N. M., Murányi, F., Klupp, G., Kamarás, K., Kogan, V. G., Bud’ko, S. L., Canfield, P. C. & Simon, F., Dec 1 2018, In : Scientific reports. 8, 1, 11480.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2016

Electronic and ionic conductivities in superionic Li4 C60

Quintavalle, D., Márkus, B. G., Jánossy, A., Simon, F., Klupp, G., Gyori, M. A., Kamarás, K., Magnani, G., Pontiroli, D. & Riccò, M., May 2 2016, In : Physical Review B. 93, 20

Research output: Contribution to journalArticle

2 Citations (Scopus)

Frustration-induced one-dimensionality in the isosceles triangular antiferromagnetic lattice of δ -(EDT-TTF- CONMe2)2AsF6

Náfrádi, B., Antal, A., Fehér, T., Kiss, L. F., Mézière, C., Batail, P., Forró, L. & Jánossy, A., 2016, In : Physical Review B. 94, 17, 174413.

Research output: Contribution to journalArticle

2015

Two-dimensional magnetism in κ-(BEDT-TTF)2Cu[N(CN)2]Cl, a spin-1=2 Heisenberg antiferromagnet with Dzyaloshinskii-Moriya interaction

Antal, Á., Fehér, T., Náfrádi, B., Forró, L. & Jánossy, A., Dec 15 2015, In : Journal of the Physical Society of Japan. 84, 12, e124704.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2012
6 Citations (Scopus)

Molecular and spin dynamics in the paramagnetic endohedral fullerene Gd3N@C80

Náfrádi, B., Antal, Á., Pásztor, Á., Forró, L., Kiss, L. F., Fehér, T., Kováts, É., Pekker, S. & Jánossy, A., Nov 15 2012, In : Journal of Physical Chemistry Letters. 3, 22, p. 3291-3296 6 p.

Research output: Contribution to journalArticle

34 Citations (Scopus)

Spin and charge transport in the X-ray irradiated quasi-2D layered compound: κ-(BEDT-TTF)2Cu[N(CN)2]Cl

Antal, Á., Fehér, T., Yoneyama, N., Forró, L., Sasaki, T. & Jánossy, A., May 24 2012, In : Crystals. 2, 2, p. 579-589 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Spin-stretching modes in anisotropic magnets: Spin-wave excitations in the multiferroic Ba 2CoGe 2O 7

Penc, K., Romhányi, J., Rõõm, T., Nagel, U., Antal, A., Fehér, T., Jánossy, A., Engelkamp, H., Murakawa, H., Tokura, Y., Szaller, D., Bordács, S. & Kézsmárki, I., Jun 19 2012, In : Physical review letters. 108, 25, 257203.

Research output: Contribution to journalArticle

38 Citations (Scopus)
2011

Multipurpose High-Frequency ESR Spectrometer for Condensed Matter Research

Nagy, K. L., Quintavalle, D., Fehér, T. & Jánossy, A., Feb 1 2011, In : Applied Magnetic Resonance. 40, 1, p. 47-63 17 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
14 Citations (Scopus)
2010

Erratum: Origin of the ESR spectrum in the Prussian blue analog RbMn[Fe(CN)6]·H2O (Physical Review B (2010) 82 014422))

Antal, Á., Jánossy, A., Forró, L., Vertelman, E. J. M., Van Koningsbruggen, P. J. & Van Loosdrecht, P. H. M., Jul 28 2010, In : Physical Review B - Condensed Matter and Materials Physics. 82, 1, 019901.

Research output: Contribution to journalComment/debate

Measurement of interlayer spin diffusion in the organic conductor κ-(BEDT-TTF)2Cu[N(CN)2]X, X = Cl, Br

Antal, Á., Fehér, T., Náfradi, B., Gaál, R., Forró, L. & Jánossy, A., Jun 1 2010, In : Physica B: Condensed Matter. 405, 11 SUPPL., p. S168-S171

Research output: Contribution to journalArticle

8 Citations (Scopus)

Origin of the ESR spectrum in the Prussian blue analog RbMn [Fe (CN ) 6 ].H2O

Antal, Á., Jánossy, A., Forró, L., Vertelman, E. J. M., Van Koningsbruggen, P. J. & Van Loosdrecht, P. H. M., Jul 21 2010, In : Physical Review B - Condensed Matter and Materials Physics. 82, 1, 014422.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Spin dynamics in the S=1 2 antiferromagnetic chain compounds δ-(EDT-TTF-CONMe2) 2 X (X=AsF6,Br): A multifrequency electron spin resonance study

Náfrádi, B., Olariu, A., Forró, L., Mézière, C., Batail, P. & Jánossy, A., Jun 29 2010, In : Physical Review B - Condensed Matter and Materials Physics. 81, 22, 224438.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2009

Metallic behavior in the potassium-doped fullerene-cubane copolymer

Quintavalle, D., Simon, F., Klupp, H., Kiss, L. F., Bortel, G., Pekker, S. & Jánossy, A., Aug 6 2009, In : Physical Review B - Condensed Matter and Materials Physics. 80, 3, 033403.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Multifrequency ESR in ET2 MnCu [N (CN) 2] 4: A radical cation salt with quasi-two-dimensional magnetic layers in a three-dimensional polymeric structure

Nagy, K. L., Náfrádi, B., Kushch, N. D., Yagubskii, E. B., Herdtweck, E., Fehér, T., Kiss, L. F., Forró, L. & Jánossy, A., Sep 9 2009, In : Physical Review B - Condensed Matter and Materials Physics. 80, 10, 104407.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Spin diffusion and magnetic eigenoscillations confined to single molecular layers in the organic conductors κ-(BEDT-TTF)2Cu[N(CN)2]X (X=Cl,Br)

Antal, Á., Fehér, T., Jánossy, A., Tátrai-Szekeres, E. & Fülöp, F., Feb 27 2009, In : Physical review letters. 102, 8, 086404.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Superionic conductivity in the Li4C60 fulleride polymer

Riccò, M., Belli, M., Mazzani, M., Pontiroli, D., Quintavalle, D., Jánossy, A. & Csányi, G., Apr 6 2009, In : Physical review letters. 102, 14, 145901.

Research output: Contribution to journalArticle

49 Citations (Scopus)
2008

Generalized elliott-yafet theory of electron spin relaxation in metals: Origin of the anomalous electron spin lifetime in MgB2

Simon, F., Dóra, B., Murányi, F., Jánossy, A., Garaj, S., Forró, L., Bud'Ko, S., Petrovic, C. & Canfield, P. C., Oct 23 2008, In : Physical review letters. 101, 17, 177003.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Structure and properties of the stable two-dimensional conducting polymer Mg5 C60

Quintavalle, D., Borondics, F., Klupp, G., Baserga, A., Simon, F., Jánossy, A., Kamarás, K. & Pekker, S., Apr 18 2008, In : Physical Review B - Condensed Matter and Materials Physics. 77, 15, 155431.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2007

Metallic bundles of single-wall carbon nanotubes probed by electron spin resonance

Simon, F., Quintavalle, D., Jánossy, A., Náfrádi, B., Forró, L., Kuzmany, H., Hauke, F., Hirsch, A., Mende, J. & Mehring, M., Nov 1 2007, In : Physica Status Solidi (B) Basic Research. 244, 11, p. 3885-3889 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
3 Citations (Scopus)

Spin excitations in the antiferromagnet NaNi O2

De Brion, S., Darie, C., Holzapfel, M., Talbayev, D., Mihály, L., Simon, F., Jánossy, A. & Chouteau, G., Mar 2 2007, In : Physical Review B - Condensed Matter and Materials Physics. 75, 9, 094402.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Spin-lattice relaxation time of conduction electrons in Mg B2

Simon, F., Murányi, F., Fehér, T., Jánossy, A., Forró, L., Petrovic, C., Bud'ko, S. L. & Canfield, P. C., Jul 26 2007, In : Physical Review B - Condensed Matter and Materials Physics. 76, 2, 024519.

Research output: Contribution to journalArticle

3 Citations (Scopus)

The fulleride polymer Mg5C60

Quintavalle, D., Simon, F., Jánossy, A., Borondics, F., Baserga, A., Kamarás, K. & Pekker, S., Nov 1 2007, In : Physica Status Solidi (B) Basic Research. 244, 11, p. 3853-3856 4 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2006

Encapsulating C59N azafullerenes inside single-wall carbon nanotubes

Simon, F., Kuzmany, H., Fülöp, F., Jánossy, A., Bernardi, J., Hauke, F. & Hirsch, A., Nov 1 2006, In : Physica Status Solidi (B) Basic Research. 243, 13, p. 3263-3267 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Fullerenes in electron cyclotron resonance ion sources

Biri, S., Fekete, É., Kitagawa, A., Muramatsu, M., Jánossy, A. & Pálinkás, J., Mar 1 2006, In : Review of Scientific Instruments. 77, 3, 03A314.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Magnetic fullerenes inside single-wall carbon nanotubes

Simon, F., Kuzmany, H., Náfrádi, B., Fehér, T., Forró, L., Fülöp, F., Jánossy, A., Korecz, L., Rockenbauer, A., Hauke, F. & Hirsch, A., Oct 2 2006, In : Physical review letters. 97, 13, 136801.

Research output: Contribution to journalArticle

48 Citations (Scopus)

Phase segregation on the nanoscale in Na2 C60

Klupp, G., Matus, P., Quintavalle, D., Kiss, L. F., Kováts, É., Nemes, N. M., Kamarás, K., Pekker, S. & Jánossy, A., 2006, In : Physical Review B - Condensed Matter and Materials Physics. 74, 19, 195402.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Two-magnon scattering and viscous Gilbert damping in ultrathin ferromagnets

Lenz, K., Wende, H., Kuch, W., Baberschke, K., Nagy, K. & Jánossy, A., May 12 2006, In : Physical Review B - Condensed Matter and Materials Physics. 73, 14, 144424.

Research output: Contribution to journalArticle

139 Citations (Scopus)
2005

Electron delocalization and dimerization in solid C59N doped C60 fullerene

Rockenbauer, A., Csányi, G., Fülöp, F., Garaj, S., Korecz, L., Lukács, R., Simon, F., Forró, L., Pekker, S. & Jánossy, A., Sep 27 2005, ELECTRONIC PROPERTIES OF NOVEL NANOSTRUCTURES: XIX International Winterschool/Euroconference on Electronic Properties of Novel Materials. p. 41-45 5 p. (AIP Conference Proceedings; vol. 786).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electron delocalization and dimerization in solid C59N doped C60 fullerene

Rockenbauer, A., Csányi, G., Fülöp, F., Garaj, S., Korecz, L., Lukács, R., Simon, F., Forró, L., Pekker, S. & Jánossy, A., Feb 18 2005, In : Physical review letters. 94, 6, 066603.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Magnetic-field-induced density of states in MgB2: Spin susceptibility measured by conduction-electron spin resonance

Simon, F., Jánossy, A., Fehér, T., Murányi, F., Garaj, S., Forró, L., Petrovic, C., Bud'Ko, S., Ribeiro, R. A. & Canfield, P. C., Oct 27 2005, In : Physical Review B - Condensed Matter and Materials Physics. 72, 1, 012511.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Nanosegregation in Na2C60

Klupp, G., Kamarás, K., Nemes, N. M., Matus, P., Quintavalle, D., Kiss, L. F., Kováts, É., Pekker, S. & Jánossy, A., Sep 27 2005, ELECTRONIC PROPERTIES OF NOVEL NANOSTRUCTURES: XIX International Winterschool/Euroconference on Electronic Properties of Novel Materials. p. 17-20 4 p. (AIP Conference Proceedings; vol. 786).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2004

A longitudinally detected high-field ESR spectrometer for the measurement of spin-lattice relaxation times

Murányi, F., Simon, F., Fülöp, F. & Jánossy, A., Apr 1 2004, In : Journal of Magnetic Resonance. 167, 2, p. 221-227 7 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
25 Citations (Scopus)

Low temperature fullerene encapsulation in single wall carbon nanotubes: Synthesis of N@C60@SWCNT

Simon, F., Kuzmany, H., Rauf, H., Pichler, T., Bernardi, J., Peterlik, H., Korecz, L., Fülöp, F. & Jánossy, A., Jan 8 2004, In : Chemical Physics Letters. 383, 3-4, p. 362-367 6 p.

Research output: Contribution to journalArticle

92 Citations (Scopus)

Magnetic phase diagram in the charge-ordered Pr0.5Ca 0.5MnO3 strained thin films

De Brion, S., Chouteau, G., Janossy, A., Buzin, E. R. & Prellier, W., May 2004, In : Journal of Magnetism and Magnetic Materials. 272-276, I, p. 450-451 2 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2003

Diagonal antiferromagnetic easy axis in lightly hole doped [formula presented]

Jánossy, A., Fehér, T. & Erb, A., Jan 1 2003, In : Physical Review Letters. 91, 17

Research output: Contribution to journalArticle

Diagonal Antiferromagnetic Easy Axis in Lightly Hole Doped Y 1-xCaxBa2Cu3O6

Jánossy, A., Fehér, T. & Erb, A., Oct 24 2003, In : Physical review letters. 91, 17, p. 1770011-1770014 4 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Electron spin relaxation in CMR manganites: Absence of critical acceleration

Atsarkin, V. A., Demidov, V. V., Simon, F., Gaal, R., Moritomo, Y., Conder, K., Jánossy, A. & Forró, L., Mar 1 2003, In : Journal of Magnetism and Magnetic Materials. 258-259, p. 256-258 3 p.

Research output: Contribution to journalConference article

16 Citations (Scopus)

Electron spin resonance and relaxation studies of double-layered manganites

Simon, F., Atsarkin, V. A., Demidov, V. V., Gáal, R., Moritomo, Y., Miljak, M., Jánossy, A. & Forró, L., Jun 27 2003, In : Physical Review B - Condensed Matter and Materials Physics. 67, 22

Research output: Contribution to journalArticle

13 Citations (Scopus)

Phase separation effects in charge-ordered Pr0.5Ca 0.5MnO3 thin film

De Brion, S., Storch, G., Chouteau, G., Janossy, A., Prellier, W. & Buzin, E. R., Jul 1 2003, In : European Physical Journal B. 33, 4, p. 413-418 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2002

Erratum: Influence of Nd on the magnetic properties of Nd1-xCaxMnO3: An ESR study (Physical Review B - Condensed Matter and Materials Physics (2001) 64 (220403))

Dupont, F., Millange, F., De Brion, S., Janossy, A. & Chouteau, G., Mar 1 2002, In : Physical Review B - Condensed Matter and Materials Physics. 65, 10, 1 p., 010990.

Research output: Contribution to journalComment/debate

Production of multiply charged fullerene and carbon cluster beams by a 14.5 GHz ECR ion source

Biri, S., Valek, A., Kenéz, L., Jánossy, A. & Kitagawa, A., Feb 1 2002, In : Review of Scientific Instruments. 73, 2 II, 1 p.

Research output: Contribution to journalConference article

27 Citations (Scopus)
2001

Anisotropy of superconducting MgB2 as seen in electron spin resonance and magnetization data

Simon, F., Jánossy, A., Fehér, T., Murányi, F., Garaj, S., Forró, L., Petrovic, C., Bud'ko, S. L., Lapertot, G., Kogan, V. G. & Canfield, P. C., Jul 23 2001, In : Physical review letters. 87, 4, p. 470021-470024 4 p., 047002.

Research output: Contribution to journalArticle

124 Citations (Scopus)

Anisotropy Of superconducting MgB2 as seen in electron spin resonance and magnetization data

Simon, F., Jánossy, A., Fehér, T., Murányi, F., Garaj, S., Forró, L., Petrovic, C., Bud’ko, S. L., Lapertot, G., Kogan, V. G. & Canfield, P. C., Jul 23 2001, In : Physical review letters. 87, 4, p. 47002-1-47002-4

Research output: Contribution to journalArticle

6 Citations (Scopus)

Azafullerene C59N, a stable free radical substituent in crystalline C60

Fülöp, F., Rockenbauer, A., Simon, F., Pekker, S., Korecz, L., Garaj, S. & Jánossy, A., Feb 9 2001, In : Chemical Physics Letters. 334, 4-6, p. 233-237 5 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Fehér et al. reply

Fehér, T., Jánossy, A., Oszlányi, G., Simon, F., Dabrowski, B., Klamut, P. W., Horvatić, M. & Williams, G. V. M., Nov 12 2001, In : Physical Review Letters. 87, 20, p. 209702-209701 2 p.

Research output: Contribution to journalArticle

Influence of Nd on the magnetic properties of Nd1-xCaxMnO3: An ESR study

Dupont, F., Millange, F., de Brion, S., Janossy, A. & Chouteau, G., Dec 1 2001, In : Physical Review B - Condensed Matter and Materials Physics. 64, 22, p. 2204031-2204034 4 p., 220403.

Research output: Contribution to journalArticle

37 Citations (Scopus)