@article{HelsperMoelterKaminski1990,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Kaminski, S.},
  title     = {Automatisierter Test von Luftfiltermedien f{\"u}r Hochleistungsschwebstoffilter und Entstaubungsfilter / M{\"o}lter, W. ; Helsper, C. ; Kaminski, S.},
  series = {Staub, Reinhaltung der Luft. 50 (1990)},
  journal   = {Staub, Reinhaltung der Luft. 50 (1990)},
  isbn      = {0039-0771},
  pages     = {311 -- 317},
  year      = {1990},
  language  = {de}
}
@article{HelsperMoelter1991,
  author    = {Helsper, Christoph and M{\"o}lter, W.},
  title     = {Characteristics of a Nebulizer with Cyclone Preseparator / M{\"o}lter, W. ; Helsper, C.},
  series = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  journal   = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  address   = {Loughborough},
  pages     = {89 -- 94},
  year      = {1991},
  language  = {en}
}
@article{HelsperMoelterKaminski1992,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Kaminski, S.},
  title     = {Fast, Automated Testing of Different Air Filter Media / M{\"o}lter, W. ; Helsper, C. ; Kaminski, S.},
  series = {Filtration and Separation. 29 (1992), H. 1},
  journal   = {Filtration and Separation. 29 (1992), H. 1},
  isbn      = {0015-1882},
  pages     = {45 -- 50},
  year      = {1992},
  language  = {en}
}
@article{HelsperMoelterLoeffleretal.1993,
  author    = {Helsper, Christoph and M{\"o}lter, W. and L{\"o}ffler, F. and Wadenpohl, C.},
  title     = {Investigations on a New Aerosol Generator for the Production of Carbon Aggregate Particles / Helsper, C. ; M{\"o}lter, W. ; L{\"o}ffler, F. ; Wadenpohl, C. ; Kaufmann, S. ; Wenninger, G.},
  series = {Atmospheric Environment. Part A. General Topics. 27 A (1993), H. 8},
  journal   = {Atmospheric Environment. Part A. General Topics. 27 A (1993), H. 8},
  isbn      = {1352-2310},
  pages     = {1271 -- 1275},
  year      = {1993},
  language  = {en}
}
@article{Helsper1993,
  author    = {Helsper, Christoph},
  title     = {Integrit{\"a}tspr{\"u}fung an LF-Anlagen mit Hilfe von Pr{\"u}faerosolen},
  series = {Pharma-Technologie-Journal. 14 (1993), H. 2},
  journal   = {Pharma-Technologie-Journal. 14 (1993), H. 2},
  isbn      = {0931-9700},
  pages     = {36 -- 42},
  year      = {1993},
  language  = {de}
}
@article{Helsper1995,
  author    = {Helsper, Christoph},
  title     = {Probleme der Staubprobenahme bei der Filterpr{\"u}fung},
  series = {Filtrieren und Separieren (1995)},
  journal   = {Filtrieren und Separieren (1995)},
  isbn      = {0933-5927},
  pages     = {5 -- 13},
  year      = {1995},
  language  = {de}
}
@article{Helsper2002,
  author    = {Helsper, Christoph},
  title     = {Partikelmesstechnik},
  series = {Reinraumtechnik , Hrsg.: Gail, Lothar},
  journal   = {Reinraumtechnik , Hrsg.: Gail, Lothar},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  isbn      = {3-540-66885-3},
  pages     = {57 -- 82},
  year      = {2002},
  language  = {de}
}
@article{Helsper2003,
  author    = {Helsper, Christoph},
  title     = {Messverfahren zur Charakterisierung der Abscheidung luftgetragener Partikel in Filtern},
  series = {Schutzmaßnahmen vor mikrobiellen Belastungen des Innenraumes / VII. L{\"u}becker Fachtagung f{\"u}r Umwelthygiene. [Hrsg.:] Reinhard Keller ...},
  journal   = {Schutzmaßnahmen vor mikrobiellen Belastungen des Innenraumes / VII. L{\"u}becker Fachtagung f{\"u}r Umwelthygiene. [Hrsg.:] Reinhard Keller ...},
  publisher = {Inst. f. Medizinische Mikrobiologie u. Hygiene d. Med. Univ.},
  address   = {L{\"u}beck},
  pages     = {35 -- 61},
  year      = {2003},
  language  = {de}
}
@article{MeissenKrischer1978,
  author    = {Meißen, Ralf and Krischer, C.},
  title     = {Elektronische Fernsehlesehilfe f{\"u}r hochgradig sehbehinderte},
  series = {Biomedical Engineering / Biomedizinische Technik},
  volume    = {23},
  journal   = {Biomedical Engineering / Biomedizinische Technik},
  number    = {s1},
  publisher = {De Gruyter},
  address   = {Berlin},
  doi       = {10.1515/bmte.1978.23.s1.220},
  pages     = {220 -- 221},
  year      = {1978},
  language  = {de}
}
@article{NeubauerJungnickel1993,
  author    = {Neubauer, Boris and Jungnickel, B. J.},
  title     = {Diffusion als Maß f{\"u}r die elektrische Isolier-Dauerfestigkeit von PE. L{\"a}ngs- und Querdiffusion durch transkristalline Oberfl{\"a}chenschichten},
  series = {Kunststoffe. 83 (1993), H. 3},
  journal   = {Kunststoffe. 83 (1993), H. 3},
  isbn      = {0023-5563},
  pages     = {231 -- 233},
  year      = {1993},
  language  = {de}
}
@article{FoersterDarmoDubeckyetal.1994,
  author    = {F{\"o}rster, Arnold and Darmo, J. and Dubeck{\´y}, F. and Kordos, P.},
  title     = {Deep-level states and electrical properties of GaAs grown at 250 °C / J. Darmo ; F. Dubeck{\´y} ; P. Kordos ; A. F{\"o}rster ...},
  series = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 28 (1994), H. 1-3},
  journal   = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 28 (1994), H. 1-3},
  isbn      = {0921-5107},
  pages     = {393 -- 396},
  year      = {1994},
  language  = {en}
}
@article{FoersterBetkoKordosetal.1994,
  author    = {F{\"o}rster, Arnold and Betko, J. and Kordos, P. and Kuklovsky, S.},
  title     = {Electrical properties of molecular beam epitaxial GaAs layers grown at low temperature / J. Betko ; P. Kordos ; S. Kuklovsky ; A. F{\"o}rster ...},
  series = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 28 (1994), H. 1-3},
  journal   = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 28 (1994), H. 1-3},
  isbn      = {0921-5107},
  pages     = {147 -- 150},
  year      = {1994},
  language  = {en}
}
@article{FoersterNovakKuceraetal.1997,
  author    = {F{\"o}rster, Arnold and Novak, J. and Kucera, M. and Morvic, M.},
  title     = {Characterization of low-temperature GaAs by galvanomagnetic an photoluminescence measurements / J. Nov{\´a}k ; M. Kucera ; M. Morvic ... A. F{\"o}rster ...},
  series = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 44 (1997), H. 1-3},
  journal   = {Materials science and engineering B: Solid\&\#150; state materials for advanced technology. 44 (1997), H. 1-3},
  isbn      = {0921-5107},
  pages     = {341 -- 344},
  year      = {1997},
  language  = {en}
}
@article{FoersterRosePietschetal.1994,
  author    = {F{\"o}rster, Arnold and Rose, D. and Pietsch, U. and Metzger, H.},
  title     = {Depth resolved investigation of the relaxation behaviour in strained GaInAs/GaAs superlattices / Rose, D. ; Pietsch, U. ; F{\"o}rster, A. ; Metzger, H....},
  series = {Physica B: condensed matter. 198 (1994), H. 1-3},
  journal   = {Physica B: condensed matter. 198 (1994), H. 1-3},
  isbn      = {0921-4526},
  pages     = {256 -- 258},
  year      = {1994},
  language  = {en}
}
@article{FoersterKlemradtFunkeetal.1996,
  author    = {F{\"o}rster, Arnold and Klemradt, U. and Funke, M. and Fromm, M},
  title     = {Growth-induced interface roughness of GaAs/AlAs-layers studied by X-ray scattering under grazing angles / U. Klemradt ; M. Funke ; M. Fromm ... A F{\"o}rster},
  series = {Physica B: condensed matter. 221 (1996), H. 1-4},
  journal   = {Physica B: condensed matter. 221 (1996), H. 1-4},
  isbn      = {0921-4526},
  pages     = {27 -- 33},
  year      = {1996},
  language  = {en}
}
@article{FoersterBruggerMeinersetal.1994,
  author    = {F{\"o}rster, Arnold and Brugger, H. and Meiners, U. and Diniz, R.},
  title     = {Hydrostatic pressure sensors based on solid state tunneling devices / H. Brugger; U. Meiners ; R. Diniz ... A. F{\"o}rster ...},
  series = {Solid state electronics. 37 (1994), H. 4-6},
  journal   = {Solid state electronics. 37 (1994), H. 4-6},
  isbn      = {0038-1101},
  pages     = {801 -- 804},
  year      = {1994},
  language  = {en}
}
@article{FoersterSchoenhutMetzner1996,
  author    = {F{\"o}rster, Arnold and Sch{\"o}nhut, J. and Metzner, C.},
  title     = {Optical investigation of impurity bands in a delta-doped n-layer / J. Sch{\"o}nhut ; C. Metzner ; S. M{\"u}ller ... A. F{\"o}rster ...},
  series = {Solid state electronics. 40 (1996), H. 1-8},
  journal   = {Solid state electronics. 40 (1996), H. 1-8},
  isbn      = {0038-1101},
  pages     = {701 -- 705},
  year      = {1996},
  language  = {en}
}
@article{FoersterSchmidtTewordt1996,
  author    = {F{\"o}rster, Arnold and Schmidt, T. and Tewordt, M.},
  title     = {Single-electron-tunneling spectroscopy of asymmetric laterally confined double-barrier heterostructures / T. Schmidt ; M. Tewordt ; R. J. Haug ... A. F{\"o}rster ...},
  series = {Solid state electronics. 40 (1996), H. 1-8},
  journal   = {Solid state electronics. 40 (1996), H. 1-8},
  isbn      = {0038-1101},
  pages     = {15 -- 19},
  year      = {1996},
  language  = {en}
}
@article{FoersterTillmannGerthsen1995,
  author    = {F{\"o}rster, Arnold and Tillmann, K. and Gerthsen, D.},
  title     = {Growth morphology and misfit relaxation of MBE-grown In0.6 G0.4 As on GaAs(001) / K. Tillmann ; D. Gerthsen ; A. F{\"o}rster ...},
  series = {Thin solid films. 261 (1995), H. 1-2},
  journal   = {Thin solid films. 261 (1995), H. 1-2},
  isbn      = {0040-6090},
  pages     = {139 -- 147},
  year      = {1995},
  language  = {en}
}
@article{FoersterTillmannGerthsenetal.1995,
  author    = {F{\"o}rster, Arnold and Tillmann, K. and Gerthsen, D. and Pfundstein, P.},
  title     = {Structural transformations and strain relaxation mechanisms of In0.6Ga0.4As islands grown by molecular beam epitaxy on GaAs(001) substrates / Tillmann, K. ; Gerthsen, D. ; Pfundstein, P. ; F{\"o}rster, A. ; Urban, K.},
  series = {Journal of applied physics. 78 (1995), H. 6},
  journal   = {Journal of applied physics. 78 (1995), H. 6},
  isbn      = {0021-8979},
  pages     = {3824 -- 3832},
  year      = {1995},
  language  = {en}
}