• 499 Citations
  • 11 h-Index
1970 …2011
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Research Output 1970 2011

  • 499 Citations
  • 11 h-Index
  • 28 Article
  • 2 Conference contribution
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Article
2011
29 Citations (Scopus)

Silicon nitride based nanocomposites produced by two different sintering methods

Tapasztó, O., Kun, P., Wéber, F., Gergely, G., Balázsi, K., Pfeifer, J., Arató, P., Kidari, A., Hampshire, S. & Balázsi, C., dec. 2011, In : Ceramics International. 37, 8, p. 3457-3461 5 p.

Research output: Article

Silicon nitride
Nanocomposites
Sintering
Carbon Nanotubes
Graphite
2009
Etching
Ceramic matrix composites
Electron microscopes
Scanning
Oxide films
2008
10 Citations (Scopus)

Microstructural characterization of the oxide scale on nitride bonded SiC-ceramics

Horváth, E., Zsíros, G., Tóth, A. L., Sajó, I., Arató, P. & Pfeifer, J., jan. 2008, In : Ceramics International. 34, 1, p. 151-155 5 p.

Research output: Article

Crystallites
Nitrides
Silicon Dioxide
Oxides
Etching
86 Citations (Scopus)

Nanosize hexagonal tungsten oxide for gas sensing applications

Balázsi, C., Wang, L., Zayim, E. O., Szilágyi, I. M., Sedlacková, K., Pfeifer, J., Tóth, A. & Gouma, P. I., 2008, In : Journal of the European Ceramic Society. 28, 5, p. 913-917 5 p.

Research output: Article

Tungsten
Gases
Oxides
Hydrates
High resolution transmission electron microscopy
24 Citations (Scopus)
Powders
tungsten
Thermodynamic stability
thermal stability
Thermodynamic properties
2007
21 Citations (Scopus)
Oxides
Gases
Polymorphism
Energy gap
Metals
2003
11 Citations (Scopus)
Alkalies
Hydrates
Tungsten
Gels
Oxides
2002
29 Citations (Scopus)
tungsten oxides
spindles
Hydrates
Crystallites
hydrates
2001
47 Citations (Scopus)

The observation of cubic tungsten trioxide at high-temperature dehydration of tungstic acid hydrate

Balázsi, C., Farkas-Jahnke, M., Kotsis, I., Petrás, L. & Pfeifer, J., máj. 1 2001, In : Solid State Ionics. 141-142, p. 411-416 6 p.

Research output: Article

Hydrates
Dehydration
dehydration
hydrates
Tungsten
1999
16 Citations (Scopus)
Dehydration
Tungsten
Sodium
Decomposition
Oxides
28 Citations (Scopus)
washing
Washing
Precipitates
precipitates
acids
1996
39 Citations (Scopus)

Growth and morphology of W18O49 crystals produced by microwave decomposition of ammonium paratungstate

Pfeifer, J., Badaljan, E., Tekula-Buxbaum, P., Kovács, T., Geszti, O., Tóth, A. & Lunk, H. J., dec. 1996, In : Journal of Crystal Growth. 169, 4, p. 727-733 7 p.

Research output: Article

Ammonium Compounds
Microwaves
Decomposition
decomposition
microwaves
1995
78 Citations (Scopus)

A reinvestigation of the preparation of tungsten oxide hydrate WO3, 1/3H2O

Pfeifer, J., Guifang, C., Tekula-Buxbaum, P., Kiss, B. A., Farkas-Jahnke, M. & Vadasdi, K., 1995, In : Journal of Solid State Chemistry. 119, 1, p. 90-97 8 p.

Research output: Article

tungsten oxides
Hydrates
hydrates
Tungsten
Sodium
1994
7 Citations (Scopus)

Dielectric Properties of Selected Tungsten Compounds from 60 MHz to 9.44 GHz

Pfeifer, J., Csaba, I. & Elek, K., aug. 1994, In : Journal of Solid State Chemistry. 111, 2, p. 349-356 8 p.

Research output: Article

Tungsten Compounds
Tungsten compounds
tungsten compounds
Dielectric properties
Powders
1993
9 Citations (Scopus)

Microwave Decomposition of Solid Crystalline Ammonium Paratungstate and Ammonium Metatungstate

Pfeifer, J., Badaljan, E. G., Tekula-Buxbaum, P. & Vadasdi, K., aug. 1993, In : Journal of Solid State Chemistry. 105, 2, p. 588-594 7 p.

Research output: Article

Ammonium Compounds
Microwaves
Crystalline materials
Decomposition
decomposition
1 Citation (Scopus)
Tungsten Compounds
Tungsten compounds
Powders
Microwaves
Testing
1992
3 Citations (Scopus)
electron mobility
low resistance
contact resistance

Identification of the source of deficient functioning in LOC laser heterostructures

Malag, A., Pfeifer, J., Csontos, L., Lábadi, Z. & Hoffmann, G., márc. 1992, In : Acta Physica Hungarica. 72, 1, p. 89-100 12 p.

Research output: Article

lab-on-a-chip devices
lasers
microscopy
contact resistance
threshold currents
1983
5 Citations (Scopus)

Electrical properties of donors in gallium phosphide

Pödör, B., Pfeifer, J., Csontos, L., Nádor, N. & Deák, F., 1983, In : physica status solidi (a). 76, 2, p. 695-704 10 p.

Research output: Article

Gallium phosphide
gallium phosphides
Ionization potential
Electric properties
electrical properties
1980

Comments on the properties of an NH4OH‐H2O2 etch on epitaxial GaAs

Radácsi, Mojzes, I. & Pfeifer, J., 1980, In : Kristall und Technik. 15, 6, p. 747-751 5 p.

Research output: Article

Etching
etching
Gunn diodes
Ohmic contacts
Epitaxial films
1979
junction diodes
p-n junctions
chutes
quantum efficiency
liquid phases
1 Citation (Scopus)

Residual donors in liquid phase epitaxial GaP

Põdör, B. & Pfeifer, J., okt. 1979, In : Acta Physica Academiae Scientiarum Hungaricae. 47, 1-3, p. 75-81 7 p.

Research output: Article

liquid phases
electrical properties
purity
impurities
1978
2 Citations (Scopus)
liquid phase epitaxy
p-n junctions
diodes
holders
vapor pressure
1976
17 Citations (Scopus)

Ohmic contact to p-type GaP

Pfeifer, J., 1976, In : Solid-State Electronics. 19, 11

Research output: Article

Ohmic contacts
Contact resistance
contact resistance
electric contacts
sintering
1974
Etching
etching
1972
2 Citations (Scopus)

Oriented growth of Si layers on ZnS single-crystal substrates

Pfeifer, J., Haraszthy, É. S. & Farkas-Jahnke, M., 1972, In : Thin Solid Films. 11, 1, p. 71-79 9 p.

Research output: Article

residual gas
Single crystals
single crystals
Substrates
Gases
11 Citations (Scopus)

SiGe heteroepitaxial structures evaporated in ultra-high vacuum

Pfeifer, J., Varga, L. & Szentpáli, B., 1972, In : Thin Solid Films. 11, 1, p. 59-69 11 p.

Research output: Article

Ultrahigh vacuum
ultrahigh vacuum
Condensation
condensation
Temperature
1970
2 Citations (Scopus)
Substrates
Structural properties
Evaporation
Germanium
Hole concentration