• 663 Citations
  • 13 h-Index
1972 …2013

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2008

Free-volume studies in polycaprolactone/poly(propylene oxide) urethane/urea membranes by positron lifetime spectroscopy

Marques, M. F. F., Gordo, P. M., De Lima, A. P., Queiroz, D. P., De Pinho, M. N., Major, P. & Kajcsos, Z., May 1 2008, In : Acta Physica Polonica A. 113, 5, p. 1359-1364 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

On the defect pattern evolution in sapphire irradiated by swift ions in a broad fluence range

Gordo, P. M., Liszkay, L., Kajcsos, Z., Havancsák, K., Skuratov, V. A., Kögel, G., Sperr, P., Egger, W., de Lima, A. P. & Ferreira Marques, M. F., Oct 31 2008, In : Applied Surface Science. 255, 1, p. 254-256 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Positron and positronium trapping in heat treated zeolites (Ceramics), the effect of swift heavy ion irradiation

Major, P., Kajcsos, Z., Liszkay, L., Zalán, P., Kosanović, C., Bosnar, S., Subotić, B., Lázar, K., Skuratov, V. A., Havancsák, K., Gordo, P. M. & Marques, M. F. F., May 2008, In : Acta Physica Polonica A. 113, 5, p. 1441-1446 6 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Study on the structure of defects in a-Si:H films by positron annihilation and micro-Raman spectroscopy

Gordo, P. M., Marques, M. F. F., De Lima, A. P. & Kajcsos, Z., May 2008, In : Acta Physica Polonica A. 113, 5, p. 1373-1378 6 p.

Research output: Contribution to journalArticle

Open Access
2007

Competitive positron and positronium trapping in porous media

Kajcsos, Z., Liszkay, L., Duplâtre, G., Lázár, K., Lohonyai, L., Varga, L., Gordo, P. M., de Lima, A. P., Lopes de Gil, C., Ferreira Marques, M. F., Bosnar, D., Bosnar, S., Kosanovic, C. & Subotic, B., Feb 1 2007, In : Radiation Physics and Chemistry. 76, 2, p. 231-236 6 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Digitized positron lifetime spectrometer for the simultaneous recording of time and energy information

Bosnar, D., Kajcsos, Z., Liszkay, L., Lohonyai, L., Major, P., Bosnar, S., Kosanović, C. & Subotić, B., Oct 21 2007, In : Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 581, 1-2 SPEC. ISS., p. 91-93 3 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

On the potential of positron lifetime spectroscopy for the study of early stages of zeolites formation from their amorphous precursors

Bosnar, S., Kosanović, C., Subotić, B., Bosnar, D., Kajcsos, Z., Liszkay, L., Lohonyai, L., Molnár, B. & Lázár, K., Feb 1 2007, In : Radiation Physics and Chemistry. 76, 2, p. 252-256 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Positron annihilation and constant photocurrent method measurements on a-Si:H films: A comparative approach to defect identification

Gordo, P. M., Ferreira Marques, M. F., Lopes Gil, C., de Lima, A. P., Lavareda, G., Nunes de Carvalho, C., Amaral, A. & Kajcsos, Z., Feb 1 2007, In : Radiation Physics and Chemistry. 76, 2, p. 220-223 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Positron studies of the temperature-dependence of free volumes in Polydimethylsiloxane/poly(propylene oxide) urethane/urea membranes

Ferreira Marques, M. F., Gordo, P. M., Kajcsos, Z., Lopes Gil, C., de Lima, A. P., Queiroz, D. P. & de Pinho, M. N., Feb 1 2007, In : Radiation Physics and Chemistry. 76, 2, p. 129-133 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2005

Positronium trapping in porous solids: Means and limitations for structural studies

Kajcsos, Z., Liszkay, L., Duplâtre, G., Varga, L., Lohonyai, L., Pászti, F., Szilágyi, E., Lázár, K., Kótai, E., Pál-Borbély, G., Beyer, H. K., Caullet, P., Patarin, J., Azenha, M. E., Gordo, P. M., Gil, C. L., De Lima, A. P. & Marques, M. F. F., May 2005, In : Acta Physica Polonica A. 107, 5, p. 729-737 9 p.

Research output: Contribution to journalArticle

Open Access
13 Citations (Scopus)
2003

Free-volume studies in polyurethane membranes by positron annihilation spectroscopy

Ferreira Marques, M. F., Lopes Gil, C., Gordo, P. M., Kajcsos, Z., De Lima, A. P., Queiroz, D. P. & De Pinho, M. N., Jan 1 2003, In : Radiation Physics and Chemistry. 68, 3-4, p. 573-576 4 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Positron and positronium in porous media: Zeolites

Kajcsos, Z., Liszkay, L., Duplâtre, G., Lohonyai, L., Varga, L., Lázár, K., Pál-Borbély, G., Beyer, H. K., Caullet, P., Patarin, J., De Lima, A. P., Lopes Gil, C., Gordo, P. M. & Ferreira Marques, M. F., Jan 1 2003, In : Radiation Physics and Chemistry. 68, 3-4, p. 363-368 6 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Positron lifetime studies in vinyl polymers of medical importance

Ferreira Marques, M. F., Gordo, P. M., Lopes Gil, C., Kajcsos, Z., Gil, M. H., Mariz, M. J. & De Lima, A. P., Jan 1 2003, In : Radiation Physics and Chemistry. 68, 3-4, p. 485-488 4 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
1999

Free volumes in zeolites as probed by positrons

Duplâtre, G., Kajcsos, Z., Billard, I., Liszkay, L., Lázár, K., Lohonyai, L., Beyer, H. K., Caullet, P. & Patarin, J., Jan 1 1999, In : Studies in Surface Science and Catalysis. 125, p. 277-284 8 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
1997

Direct evidence of fluorine-related defects in F+, BF+ and BF2+ implanted silicon by positron annihilation

Liszkay, L., Kótai, E., Kajcsos, Z. & Laine, T., Dec 1 1997, In : Materials Science Forum. 255-257, p. 683-685 3 p.

Research output: Contribution to journalArticle

Further results on long-lived positronium states in Zeosil

Kajcsos, Z., Duplâtre, G., Varga, L., Billard, I., Liszkay, L., Lohonyai, L., Caullet, P., Patarin, J. & Lázár, K., Jan 1 1997, In : Materials Science Forum. 255-257, p. 405-407 3 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
1996

Magnetic quenching effects on long-lived positronium states in zeosil

Duplâtre, G., Kajcsos, Z., Goworek, T., Varga, L., Liszkay, L., Billard, I. & Lázár, K., Jan 1 1996, In : Journal of Radioanalytical and Nuclear Chemistry. 211, 1, p. 225-235 11 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Preliminary results of the positron annihilation in zeolites: Peak shape and 3γ-decay

Varga, L., Liszkay, L., Kajcsos, Z., Lázár, K., Beyer, H. K., Onestyák, G., Kótai, E. & Lohonyai, L., Dec 1 1996, In : Journal of Radioanalytical and Nuclear Chemistry. 211, 1, p. 237-245 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
1995

Evaluation of accidental coincidences for time-differential Mössbauer-spectroscopy

Alflen, M., Spiering, H., Kajcsos, Z. & Meyer, W., Mar 15 1995, In : Nuclear Inst. and Methods in Physics Research, A. 356, 2-3, p. 356-361 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Long-living positron and positronium states in zeolites and microcrystalline oxides

Kajcsos, Z., Liszkay, L., Varga, L., Lázár, K. & Lohonyai, L., Mar 1 1995, In : Journal of Radioanalytical and Nuclear Chemistry Articles. 190, 2, p. 475-480 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
1994

Low noise scintillation detectors with a P-47 thin layer screen for electrons of several keV

Kajcsos, Z., Meisel, W., Griesbach, P., Gütlich, P., Sauer, C., Kurz, R., Hildebrand, K., Albrecht, R. & Ligtenberg, M. A. C., Sep 1994, In : Nuclear Inst. and Methods in Physics Research, B. 93, 4, p. 505-515 11 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
1993

The effect of energy‐dependent detector efficiency in electron spectroscopic methods: XPS, AES and DCEMS

Kajcsos, Z., Meisel, W., Griesbach, P. & Gütlich, P., May 30 1993, In : Surface and Interface Analysis. 20, 6, p. 544-548 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
1992

High-performance Mössbauer spectroscopy: Criteria, possibilities, limitations

Kajcsos, Z., Sauer, C., Zinn, W., Meisel, W., Spiering, H., Alflen, M. & Gütlich, P., Apr 1 1992, In : Hyperfine Interactions. 71, 1-4, p. 1469-1477 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Problems of electron detection in Depth-Selective Conversion Electron Mössbauer Spectroscopy

Kajcsos, Z., Meisel, W., Griesbach, P., Gütlich, P., Ligtenberg, M. A. C., Gradmann, U., Lehrberger, E. & Przybylski, M., Apr 1 1992, In : Hyperfine Interactions. 71, 1-4, p. 1483-1486 4 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Scintilation detectors in conversion electron Mössbauer spectroscopy

Kajcsos, Z., Sauer, C., Zinn, W. & Ligtenberg, M. A. C., Apr 1 1992, In : Hyperfine Interactions. 71, 1-4, p. 1479-1482 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1990

CEMS-study of the interface in Fe/Cr multilayer systems

Landes, J., Sauer, C., Brand, R. A., Zinn, W. & Kajcsos, Z., Jul 1 1990, In : Hyperfine Interactions. 57, 1-4, p. 1941-1947 7 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Criteria for optimizing dcems

Kajcsos, Z., Sauer, C. & Zinn, W., Jul 1 1990, In : Hyperfine Interactions. 57, 1-4, p. 1889-1899 11 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Icems and dcems study of Fe layers evaporated onto Al and Si

Kajcsos, Z., Meisel, W., Kuzmann, E., tosello, C., Gratton, M. L., Vértes, A., Gütlich, P. & Nagy, D. L., Jul 1 1990, In : Hyperfine Interactions. 57, 1-4, p. 1883-1888 6 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Magnetic hyperfine fields near the Fe / Cr (100, 110) interface studied by CEMS

Landes, J., Sauer, C., Brand, R. A., Zinn, W., Mantl, S. & Kajcsos, Z., Apr 2 1990, In : Journal of Magnetism and Magnetic Materials. 86, 1, p. 71-77 7 p.

Research output: Contribution to journalArticle

46 Citations (Scopus)

On the performance of UHV-ICEMS experiments

Kajcsos, Z., Sauer, C., Zinn, W., Kurz, R., Meyer, W. & Ligtenberg, M. A. C., Jul 1 1990, In : Hyperfine Interactions. 58, 1-4, p. 2519-2524 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Positron lifetime study of electron-irradiated epoxy resins

Süvegh, K., Vértes, A., Wojnárovits, L., Földiák, G., Liszkai, L. & Kajcsos, Z., Jun 1 1990, In : Journal of Radioanalytical and Nuclear Chemistry Letters. 145, 3, p. 159-165 7 p.

Research output: Contribution to journalArticle

1989

Performance-comparison of57Fe DCEMS and UHV-ICEMS

Kajcsos, Z., Sauer, C. & Zinn, W., Jun 1 1989, In : Hyperfine Interactions. 51, 1-4, p. 1147-1153 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Performance-improvement in57Fe-DCEMS by an optimized scintillation counter

Kajcsos, Z., Sauer, C., Brand, R. A., Zinn, W., Kurz, R., Ligtenberg, M. A. C. & Van Aller, G., Mar 1 1989, In : Hyperfine Interactions. 46, 1-4, p. 707-714 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Positron and positronium annihilation: Basic features and applications

Kajcsos, Z., Jan 1 1989, In : Physica Scripta. 1989, T25, p. 26-33 8 p.

Research output: Contribution to journalArticle

Time-differential Mössbauer emission spectroscopy: Development of a new spectrometer and first results

Alflen, M., Hennen, C., Tuczek, F., Spiering, H., Gütlich, P. & Kajcsos, Z., Mar 1989, In : Hyperfine Interactions. 47-48, 1-4, p. 115-126 12 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)
1988

An electron spectrometer for depth selective conversion electron Mössbauer spectroscopy

Sauer, C., Holzwarth, A., Kajcsos, Z. & Zinn, W., Sep 1988, In : Nuclear Inst. and Methods in Physics Research, B. 34, 3, p. 377-382 6 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Improvements in 57Fe depth-selective conversion electron Mössbauer spectroscopy by applying a low-noise scintillation electron detector

Kajcsos, Z., Sauer, C., Holzwarth, A., Kurz, R., Zinn, W., Ligtenberg, M. A. C. & Van Aller, G., Sep 1988, In : Nuclear Inst. and Methods in Physics Research, B. 34, 3, p. 383-390 8 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
6 Citations (Scopus)

Investigations on the photoelectron conversion efficiency of NaI(Tl) counters

Alflen, M., Kajcsos, Z., Spiering, H., Gütlich, P., Albrecht, R., Schulze, R. & Vilhyalmsson, H., Mar 15 1988, In : Nuclear Inst. and Methods in Physics Research, A. 265, 3, p. 464-467 4 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
1987

A new spectrometer for Time-Differential Mössbauer Emission Spectroscopy (TDMES)

Albrecht, R., Alflen, M., Gütlich, P., Kajcsos, Z., Schulze, R., Spiering, H. & Tuczek, F., Jun 15 1987, In : Nuclear Inst. and Methods in Physics Research, A. 257, 2, p. 209-214 6 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Properties of Amorphous and Fine‐Grained Alloys as Seen by Positron Annihilation

Kajcsos, Z., 1987, In : physica status solidi (a). 102, 1, p. 67-78 12 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
1986

A time-differential Mössbauer emission spectrometer with high efficiency and high time resolution

Kajcsos, Z., Alflen, M., Spiering, H., Gütlich, P., Albrecht, R., Schulze, R. & Kurz, R., Feb 1 1986, In : Hyperfine Interactions. 29, 1-4, p. 1551-1554 4 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
1985

Diffusion and localization of o-Ps in D2O determined from positron annihilation in SDS micellar solutions

Vass, S., Kajcsos, Z. & Molnár, B., Jul 12 1985, In : Chemical Physics Letters. 118, 1, p. 105-109 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Positron-lifetime study of secondary-defect formation in quenched aluminum

Szeles, C., Kajcsos, Z. & Vértes, A., Jan 1 1985, In : Physical Review B. 31, 3, p. 1302-1307 6 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)
1984

Correlation between magnetic properties and density of Fe-T-B (T=W, Cr)glassy alloys

Konczos, G., Kisdi-Koszó, Lovas, A., Kajcsos, Z., Potocký, L., Daniel-Szabó, J., Kováč, J. & Novák, L., Jan 1 1984, In : Journal of Magnetism and Magnetic Materials. 41, 1-3, p. 121-124 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Effect of the spin state of transition metals on their interaction with orthopositronium in aqueous solutions

Vértes, A., Kajcsos, Z., Marczis, L., Brauer, G., Hüller, J., Zay, I. & Burger, K., Jan 1 1984, In : Journal of physical chemistry. 88, 18, p. 3969-3971 3 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Positron annihilation: A tool in interdisciplinary investigations

Kiss, D., Kajcsos, Z. & Marczis, L., Mar 1 1984, In : Acta Physica Hungarica. 55, 1-4, p. 51-62 12 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Positron Annihilation Studies on Al203 Powders

Brauer, G., Kerbe, F., Kajcsos, Z. & Ashry, A., Aug 16 1984, In : physica status solidi (a). 84, 2, p. 451-455 5 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Positron annihilation studies on BeO powders

Brauer, G., Kerbe, B., Kajcsos, Z. S. & Ashry, A., Mar 16 1984, In : physica status solidi (a). 82, 1, p. 143-148 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)