Prof. Dr. Armin Kirfel
Kontakt
Poppelsdorfer Schloß
Raum 1.121
Telefon: +49 228 73-2765
Telefax: +49 228 73-2770
E-Mail: kirfel [at] uni-bonn.de
Lebenslauf
Geboren am | 2. Juni 1943 in Bonn/Beuel |
1962−1968 | Studium der Physik an der Rhein. Friedrich-Wilhelms-Universität Bonn |
30.10.68 | Diplom in Physik |
22.11.71 | Promotion |
01/72−06/73 | wissenschaftlicher Mitarbeiter im Mineralogisch-Petrologischen Institut der Universität Bonn |
08/73−12/74 | Research Fellow, Physics Department, University of York, England |
02/75−03/84 | wissenschaftlicher Assistent im Mineralogisch-Petrologischen Institut der Universität Bonn, Lehrstuhl für Mineralogie und Kristallographie |
06/81−01/82 | Reseach Fellow, Dept. of Chemistry, Carnegie Mellon University, Pittsburgh, PA, USA |
19.1.83 | Habilitation in Kristallographie |
20.3.84 | Ernennung zum Professor auf Zeit (C2) für das Fach Kristallographie |
10/86−10/91 | Wissenschaftlicher Angestellter der Universität des Saarlandes, Dienstort Hamburg Deutsches Elektron Synchrotron, HASYLAB. Privatdozent der Math.-Nat. Fakultät der Universität Bonn |
10/91−09/96 | C3-Professur für Kristallographie, Mineralogisches Institut der Julius-Maximilians Universität Würzburg |
10/96 | C4 Professur für Mineralogie und Kristallographie, Mineralogisch-Petrologisches Institut der Universität Bonn |
03/04−05/04 | Guest Scientist, Faculty of Science and Technology, Tokyo University of Science, Noda, Chiba, Japan |
08/2008 | Emeritierung |
09.03.2009 | Verleihung der Carl-Hermann-Medaille durch die Deutsche Gesellschaft für Kristallographie In Anerkennung seines wissenschaftlichen Lebenswerkes auf dem Gebiet der Strukturforschung mit Beugungstechniken, für vielfältige methodische Entwicklungen und Anwendungen auf Probleme der Archäologie, Chemie, Mineralogie, Pharmazie und insbesondere hochgenauer Elektronendichteverteilungen und anisotroper resonanter Röntgen-Streuung |
Publikationen
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A. Kirfel & A. Neuhaus
Messung hoher Widerstände in geschlossenen Druckapparaturen.
High Temp.-High Pressures, (1971), 3, 81-87. -
A. Kirfel & A. Neuhaus
Hochdruck-Leitfähigkeitsverhalten von MgGeO3 als Modell für Metasilicate.
Naturwissenschaften, (1971), 58,6, 322. -
A. Kirfel
Phase equilibrium and electrical conductivity studies on Ni2SiO4 at pressures up to 50 kb and temperatures of 600 to 1200 °C.
High Temp.-High Pressures, (1972), 4, 113. -
A. Kirfel & G. Will
The magnetic structure of the high pressure phase of MnSeO4.
Int. J. Magnetism, (1973), 5, 197-202. -
A. Kirfel & G. Will
Eine neue Hochtemperaturphase von MnSO4.
High Temp.-High Pressures, (1974), 6, 525-527. -
A. Kirfel & A. Neuhaus
Zustandsverhalten und elektrische Leitfähigkeit von MgGeO3 bei Drucken bis 65 kb und Temperaturen bis 1300 °C.
Zeitschr. Phys. Chem. Neue Folge, (1974), 91, 121-152. -
A. Kirfel, G. Nover & G. Will
Darstellung und Strukturuntersuchung von MnSeO4 · 2H2O.
J. Appl. Cryst., (1974), 7, 311. -
A. Kirfel, G. Will & K. Fickentscher
3,6 Dithia-3,4,5,6-tetrahydrophthalimide.
Acta Cryst., (1975), B31, 1973-1975. -
A. Kirfel
3,4,5,6-Tetrahydrophthalimide.
Acta Cryst., (1975), B31, 2494-2495. -
A. Kirfel & G. Will
The structure of Mauritin-A, C32H41N5O5.
Z. Krist., (1975), 142, 368-383. -
A. Kirfel
1,2,3,6-Tetrahydrophthalimide.
Acta Cryst., (1976), B32, 1556-1557. -
A. Kirfel
3,5,6-Tributyl-1,2-dihydro-pyrazine-2-one, C16H28N2O.
Cryst. Struct. Comm., (1975), 4, 425-430. -
A. Kirfel, G. Will, R. Tschesche & H. Wilhelm
Die Kristallstruktur des Mauritin-A, C32H41N5O5.
Z. Naturforschg., (1976), 31b, 279-280. -
A. Kirfel, H.P. Westfeld & P. Pachaly
6-Acetamino-2-ethoxycarbonyl-1-phenyl-pyrrolizidine-3,5,7-tri.-one, C18H18N2O6.
Cryst. Struct. Comm., (1976), 5, 865-871. -
A. Kirfel, W. Schäfer, G. Will & K.H. Buschow
The high pressure polymorph $-FeSO4.
Phys. Stat. Sol. (a), (1977), 40, 447-453. - K. Fickentscher, A. Kirfel, G. Will & F. Köhler
Stereochemical properties and teratogenic activity of some tetrahydrophthalimides.
Mol. Pharmacol., (1977), 13, 133-141. -
A. Kirfel, G. Will, R. Brennecke & R. Tschesche
(25R)-Cholest-5-ene-3beta, 26-diol.
Acta Cryst., (1977), B33, 895-897. - A. Gupta, A. Kirfel, G. Will & G. Wulff
The crystal structure of D-Mannitol tris(benzeneboronic)ester, C24H23B3O5.
Acta Cryst., (1977), B33, 637-641. -
A. Kirfel
N,N-dimethylthioformamidecopper (I) cyanide.
Acta Cryst., (1977), B33, 2788-2790. -
A. Kirfel, E. Hinze & G. Will
The rhombohedral high pressure phase of MgGeO3 (Ilmenite):Synthesis and single crystal structure analysis.
Z. Krist., (1978), 148, 305-317. -
A. Kirfel
16,18-Dihydroxy-8-oxo-8-demethyle-5-kolava-3,13-diene-15,17-dioic acid 15,16:17,18-dilactone (Desmethyl-Marrubiaketone).
Acta Cryst., (1978), B34, 949-951. -
A. Kirfel
2-Hydroxy-3-phenyl-pyrrolidinylpropionamide.
Acta Cryst., (1978), B34, 1744-1746. -
A. Kirfel, G. Will & J. Arndt
A new phase of coesite SiO2.
Z. Krist., (1979), 149, 315-326. -
A. Kirfel, A. Gupta & G. Will
The nature of the chemical bonding in boron carbide, B13C2.
I. Structure refinement.
Acta Cryst., (1979), 35, 1052-1059. -
A. Kirfel, A. Gupta & G. Will
The nature of the chemical bonding in boron carbide, B13C2.
II. Dynamic deformation densities and valence densities.
Acta Cryst., (1979), B35, 2291-2300. - G. Will, A. Kirfel & A. Gupta
Is the concept of boron icosahedra in boron carbide correct?
J. Less Comm. Metals, (1979), 67, 13-18. - G. Will, A. Kirfel & A. Gupta
Electron density and bonding in B13C2.
J. Less Comm. Metals, (1979), 67, 19-27. -
A. Kirfel, A. Gupta & G. Will
The nature of the chemical bonding in boron carbide, B13C2.
III. Static deformation densities and pictorial representation.
Acta Cryst., (1980), B36, 1311-1319. -
A. Kirfel, G. Will, H. Wiedenfeld & E. Röder
(1aR,6bR,10R,11R)-9,15-dioxo-10-hydroxy-10,11,13-trime-thyl- 1a,2,3,6b-tetrahydro-5H-pyrrolizino-1a,6b,6a-b,c-1,8-dioxa-15-cis- tridecene, C18H25NO5.
Cryst. Struct. Comm., (1980), 9, 353-361. -
A. Kirfel, G. Will & A. Weiss
X-ray diffraction study of Na2S2O6 · 2H2O and Na2S2O6 · 2D2O.
Acta Cryst., (1980), B36, 223-228. -
A. Kirfel & G. Will
Bonding in S2O6: refinement and pictorial representation from an X-ray diffraction study of Na2S2O6 · 2H2O and Na2S2O6 · 2D2O.
Acta Cryst., (1980), B36, 512-523. -
A. Kirfel & G. Will
Charge density in anhydrite, Ca SO4, from X-ray and neutron diffraction measurements.
Acta Cryst., (1980), B36, 2881-2890. -
A. Kirfel, G. Will, H. Wiedenfeld & E. Röder
(2S,4R,5R)-2-carboxymethyl-5-carboxy-2,4,5-trimethyl-2,3,4,5- tetrahydrofurane, C10H16O5.
Cryst. Struct. Commm., (1980), 9, 363-369. -
A. Kirfel & G. Will
Charge density in anhydrite, CaSO4. II. Static deformation density distributions from a multipole refinement.
Acta Cryst., (1981), B37, 325-333. - K. Petrov, A. Kirfel, G. Will, R. Troschütz & H.J. Roth
7-(4-Chlorophenyl)-1,3-dimethyl-1,2,3,4,5,6-hexahydro-5-phenyl-6-1- phenyl-3-(4-chlorophenyl)-3-oxo-1-propyl-pyri-de-2,3-d-pyrimidine-2,4- dione, C36H29N3O3Cl2.
Cryst. Struct. Comm., (1981), 10, 73-82. - Chen Wei-Shin, Li Sao-Han, A. Kirfel, G. Will & E. Breitmaier
Drei Indolin Alkaloide aus Kopsia, officinalis, Tsiang.
Liebigs Ann. Chem., (1981), 1886-1892. - H. Wiedenfeld, E. Röder, A. Kirfel & G. Will
Die absolute Konfiguration des PyrrolizidinalkaloidsO-7-Angelylheliotridin.
Arch. Pharm. (Weinheim), (1981), 314, 9, 737-740. - J. Friedmann, G. Rücker, T. Fröhlich, A. Kirfel & G. Will
Zur Konfiguration des Nardosinons.
Liebigs Ann. Chem., (1981), 2057-2060. - G. Will, A. Kirfel & B. Josten
Charge density distribution in LiBO2.
J. Less Comm. Metals, (1981), 82, 255-267. - A.M. Abdeen, G. Will, W. Schäfer, A. Kirfel, M.O. Bargouth, K. Recker & A. Weiss
X-ray and neutron diffraction studies of alums.
II. the crystal structure of methylammonium aluminium alum.
III. The crystal structure of ammonium aluminium alum. Z. Krist., (1981), 157, 147-166. - H. Wiedenfeld, E. Röder, A. Kirfel & G. Will
Die absolute Konfiguration des Pyrrolizidinalkaloids Platyphyllin.
Arch. Pharm. (Weinheim), (1982), 315, 165-169. - H. Wiedenfeld, A. Kirfel & G. Koop
Zur Frage der Lösungsvermittlung von Aminophenazon durch Thioharnstoff.
Arch. Pharm. (Weinheim), (1982), 315, 633-641. - E. Graf, A. Kirfel, G. Wolff & E. Breitmaier
Die Aufklärung von Taxin-A aus Taxus, baccata, L.
Liebigs Ann. Chem., (1982), 376-381. - K. Petrov, A. Kirfel & St. Karagoziova
Crystal data for K3FeMo4O15.
Z. Krist., (1982), 160, 153-154. - G. Will, E. Hinze, K.F. Seifert, L. Cemic, L. Jansen & A. Kirfel
A device for electrical conductivity measurements on mantle relevant minerals at high pressures and temperatures under defined thermodynamic conditions.
High Pressure Research in Geoscience (1983), 383-392, Schweizerbartsche Verlagsbuchhandlung. - H. Effenberger, A. Kirfel, G. Will & E. Zobetz
A further refinement of the crystal structure of thaumasite, Ca3Si(OH)6·Co3SO4·H2O.
N. Jahrb. Mineral. Mh., (1983), Vol 2, 60-68. -
A. Kirfel, G. Will & R. F. Stewart
The chemical bonding in Lithium-metaborate, LiBO2.
Charge densities and electronic properties.
Acta Cryst., (1983), B39, 175-185. - H. Effenberger, A. Kirfel & G. Will
Untersuchungen zu Elektronendichteverteilung im Dolomit, CaMg(CO3)2.
TMPM Tschermaks Min. Petr. Mitt., (1983), 31, 151-164. -
A. Kirfel, H. M. Hamm & G. Will
The structure of ReinhardBraunsite, Ca5(SiO4)2 · (OH,F)2, a new mineral of the calcio-chondrotite type.
TMPM Tschermaks Min. Petr. Mitt., (1983), 31, 137-150. - D. R. Armstrong, J. Bolland, P. G. Perkins, G. Will & A. Kirfel
The nature of the chemical bonding in boron carbide, B13C2.
IV. Electronic band structure of boron carbide, B13C2, and three models of the structure of B12C3.
Acta Cryst. , (1983), B39, 324-329. - H. Wiedenfeld, E. Röder, A. Kirfel & G. Will
Die absolute Konfiguration des Pyrrolizidinalkaloids Tussilagen.
Arch. Pharm. (Weinheim), (1983), 316, 367-371. - V. Gruhnert, A. Kirfel, G. Will, F. Wallrafen & K. Recker
The crystal structure and electron density of tetraphenylsilicon, (C6H4)4Si.
Z. Krist., (1983), 163, 53-60. - H. Wiedenfeld, A. Kirfel, E. Röder & G. Will
Absolute configuration of the pyrrolizidine alkaloide Acetylgynuramine.
Phytochemistry, (1983), 22,9, 2065-2067. -
A. Kirfel, M. El Kordy & R. Troschütz
Methyl-3-(4-chlorobenzol)-4-(4-chlorophenyl)-1-cyano-4-hydrxy-2,6- diphenylcyclohexanecarboxylate, C34H27Cl2NO4.
Acta Cryst., (1983), C39, 1563-1565. -
A. Kirfel, K. Recker, F. Wallrafen & G. Zangshou
The crystal structure of lithium-l-malate. LiC4H5O5 · C4H6O5.
Z. Krist., (1983), 165,117-125. - P.C. Christidis, R. J. Rentzeperis, A. Kirfel & G. Will
X-ray determination of the electron density distribution of monoclinic Fe2(SO4)3.
Z. Krist., (1984), 165, 219-236. -
A. Kirfel, M. Orthen & G. Will
Natrolite: a detailed refinement of the crystal structure of two natural samples from Marienberg (Usti nad Labem, CSSR).
Zeolithes, (1984), 4, 140-146. - G. Rücker, R. Mayer, E. Breitmaier, G. Will & A. Kirfel
Oxidized Aristolane sesquiterpenes from Aristolochia,Debilis.
Phytochemistry, (1984), 23,8, 1647-1649. - D. Worsch, F. Vögtle, A. Kirfel & G. Will
Salze optisch aktiver Alkaloide als enantiodifferenzierende Einschlußbildner.
Naturwissenschaften, (1984), 71, 423-424. -
A. Kirfel & G. Will
Ending the 'P21/a, „coesite“ discussion.
Z. Krist., (1984), 167, 287-291. - H. Wamhoff, K. Wald, A. Kirfel, L. Farkas, N. Samini & G. Will
Verbrückte 1,2,5,6-Tetrazocane mit Uracil- und Urazolbrücken durch Dimerisierung von 5-(1,2,4-Triazolidin-1-yl) uracilen.
Chem. Ber., (1985), 118, 436-443. - G. Knupp, A. W. Frahm, A. Kirfel, T. Fröhlich & G. Will
Absolute configuration of (-)cis-2-ethylcyclohexanamine-hydrochloride.0.39-ethanol solvate, C8H18N+Cl-.0.39C2H6O.
Acta Cryst., (1985), C41, 468-470. - H. Wiedenfeld, A. Kirfel, E. Röder & G. Will
Die absolute Konfiguration des Pyrrolizidinalkaloids O-7-Angelyretronecin
Arch. Pharm. (Weinheim), (1985), 318, 294-299. -
A. Kirfel & F. Wallrafen
The crystal structure of L(+)-glutamic acid hydroiodide, L-C5H9NO4 · HI.
Z. Krist., (1985), 171, 121-128. - J. Troschütz, A. Kirfel & G. Will
Röntgenstrukturanalyse von 3-Chlor-5-phenyl-5-phenyl-5,11-dihydroisoindolo-2,1-a chinazolin.
Arch. Pharm. (Weinheim), (1985), 318, 690-694. - E. Weber, U. Müller, D. Worsch, F. Vögtle, G. Will & A. Kirfel
Quaternary Tröger bases as new inclusion hosts: the first X-ray structures of a Tröger base and of a dioxane clathrate.
J. Chem. Soc., Chem. Commun., (1985), 1578-1580. - H. Wamhoff, W. Schupp, A. Kirfel & G. Will
Reactions of uracils. New transformations of 6-aminouracils with acetylendicarboxylates to pyridinedionates and pyrrolo 3,4-c pyridines. Some revised constitutions.
J. Org. Chem., (1986), 51, 149-154. - P. C. Christidis, P.J. Rentzeperis, A. Kirfel & G. Will
Experimental charge density in polythionate anions. I. X-ray study of electron distribution in potassium trithionate, K2S3O6.
Z. Krist., (1985), 173, 59-74. - G. Will, A. Kirfel & B. Josten
Charge density and chemical bonding in cubic boron nitride.
J. Less Comm. Metals, (1986), 117, 61-71. - R. J. van der Wal, A. Vos & A. Kirfel
Forsterite: Conflicting results of deformation properties in Mg2SiO4.
Acta Cryst., (1987), B43, 132-143. - W. Wiehl, A. W. Frahm & A. Kirfel
Absolute Configuration of (-)-4-Bromo-N-cis-2'-phenyl-cyclopentaybanzamide.
Acta Cryst., (1987), C43, 83-85. -
A. Kirfel
The Electron Density Distribution in Calcium-Metaborate, Ca(BO2)2.
Acta Cryst., (1987), B43, 333-343. - K. Eichhorn, A. Kirfel & K. Fischer
Anisotropic Anomalous Dispersion in Cuprite, Cu2O.
Z. Naturforsch., (1988), 43a, 391-392. - A. Petcov, A. Kirfel & K. Fischer
Tensorial Representation of f'' for Nb in Lithium-Niobate, LiNbO3.
Z. Naturforsch., (1988), 43a, 388-390. - Luo Shide, Din Zhikuei, R. Mayer, G. Rücker, G. Will, A. Kirfel & R. Langen
Interiorin, ein Neolignan mit einem neuen Grundgerüst aus Kadsura interior.
Planta Medica, (1988), 5, 440-443. - Lie Kuo Liem, A.W. Frahm, A. Kirfel & G. Adiwidijaja
Absolute Configration of (-)-4-Bromo-N-cis-2-phenyl-cycloheptylbenzamide.
Acta Cryst., (1990), C46, 1268-1271. - P. C. Christidis, P.J. Rentzeperis, A. Kirfel & G. Will
Experimental charge density in polythionate anions: II. X-ray study of the electron density distribution in potassium tetrathionate, K2S4O6.
Z. Kristallogr. (1989), 188, 31-42. -
A. Kirfel & K. Eichhorn
Accurate Structure Analysis with Synchrotron Radiation.
The Electron Density in Al2O3 and Cu2O.
Acta Cryst., (1990), A46, 271-284. - A. Marx, J.K. Krüger, A. Kirfel & H.G. Unruh
Unconventional structure and related physical properties of the semifluorinated triblock alkane C6F13-C4H6-C5F13.
Phys. Rev. B, (1990), Vol 42, 10, 6642-6650. -
A. Kirfel & K. Eichhorn
Accurate Structure Analysis with Synchrotron Radiation.
The Electron Density in Al2O3 and Cu2O.
DESY Internal Report SR 90-01, (1990). - A. Petcov, A. Kirfel & K. Fischer
X-ray Birefringence and Dichroism in Lithium Niobate, LiNbO3.
Acta Cryst., (1991), A46, 754-763. -
A. Kirfel, A. Petcov & K. Eichhorn
Ansiotropy of Anomalous Dispersion in X-ray Diffraction.
Acta Cryst., (1991), A47, 180-195. -
A. Kirfel & A. Petcov
Anisotropy of Anomalous Dispersion. An Application to Partial Structure Determination.
Z. Kristallogr., (1991), 195, 1-15. - K. Eichhorn, A. Kirfel, J. Grochowski & P. Serda
Accurate Structure Analysis with Synchrotron Radiation.
An Application to Borazone, Cubic BN.
Acta Cryst., (1991), B47, 843-848. -
A. Kirfel & A. Petcov
Anisotropy of Anomalous Dispersion. II. Combining Polarization Dependent Transmission and Diffraction. An Application to Partial Structure Analysis in Lithium Hydrogen Selenite, LiHSeO3.
Acta Cryst., (1992), A48, 247-259. -
A. Kirfel & W. Morgenroth
Anisotropy of Anomalous Scattering in X-ray Diffraction III.
'Forbidden' Axial Reflections in Space Groups up to Orthorhombic Symmetry.
Acta Cryst., (1993), A49, 35-45. -
A. Kirfel, F. Schwabenländer, U. Posset & W. Kiefer
Crystal structure of bis-1,2-dimethylphosphino-ethane-tetracarbonylchromium(0), (C6H16P2Cr(CO)4)
Z. Kristallogr., (1994), 209, 77-78. - W. Morgenroth, A. Kirfel & K. Fischer
Anisotropy of Anomalous Scattering in X-ray Diffraction.
'Forbidden' Axial Reflections in Tetragonal Space Groups.
Z. Kristallogr., (1994), 209, 124-131. -
A. Kirfel, F. Schwabenländer, W.A. Held & C. Herdeis
Crystal structure of (5R,2R)-5-chloro-1-methoxycarbonyl-piperidine-2-carboxylic acid amide, C8H13ClN2O3.
Z. Kristallogr., (1994), 209, 850-851. -
A. Kirfel Anisotropy of Anomalous Scattering in Single Crystals.
Resonant Anomalous X-Ray Scattering. Theory and Applications.
Edited by G. Materlik, C.J. Sparks & K. Fischer, North-Holland, Amsterdam, (1994), 231 - 256. - W. Morgenroth, A. Kirfel & K. Fischer
Computing Kinematic Diffraction Intensities with Anisotropic Anomalous Scatterers - 'Forbidden' Axial Reflections in Space Groups up to Orthorhombic Symmetry.
Resonant Anomalous X-Ray Scattering. Theory and Applications.
Edited by G. Materlik, C.J. Sparks & K. Fischer, North-Holland, Amsterdam, (1994), 257 - 264. - C. Herdeis, W.A. Held, & A. Kirfel
Synthesis of (2R,5R)-5-Chloropipecolic Acid via a Homochiral Acyliminium Ion Intermediate1a
Liebigs Ann. Chem. (1994), 1117-1120. -
A. Kirfel Borchardt-Ott, Walter: Kristallographie: eine Einführung für
Naturwissenschaftler. Berlin/Heidelberg 4)1993.
Rezension in: Petermanns Geographische Mitteilungen,138, 1994/5. -
A. Kirfel, F. Schwabenländer, W.A.Held & C. Herdeis
Crystal structure of (5S, 2S)-5-hydroxy-1-methyl-2-propylpiperidine hydrochloride, C9H20NOCl.
Z. Kristallogr., (1995), 210, 79. - D. Waasmaier & A. Kirfel
New Analytical Scattering-Functions for Free Atoms and Ions.
Acta Cryst., (1995), A51, 416-431. -
A. Kirfel, F. Schwabenländer, C. Herdeis & W.A.Held
Crystal structure of ,5R,2'R)-5-acetyloxy-2-(2'-acetyloxy-2'phenyl-ethyl)-1-methyl- piperidine hydrochloride, C18H26CINO4.
Z. Kristallogr., (1995), 210, 553-554. - C. Herdeis, W.A. Held, A. Kirfel & F. Schwabenländer
Synthesis of (+)- and (-)-Hydroxysedamine and (+)-N-Methylpseudoconhydrine from (S)-Glutamic Acid via Homochiral Acyliminium Ion.
Liebigs Ann. Chem. (1995), 1295-1301. -
A. Kirfel, F. Schwabenländer, C. Herdeis, & A. Troll
Crystal structure of trimethyl-dibenzob,e2-azabicyclo2.2.2octane-2,3,3-carboxylate, C21H19NO6.
Z. Kristallogr., (1995), 210, 719-720. - C. Herdeis, W.A. Held, A. Kirfel & F. Schwabenländer
Diastereoselective Synthesis of (2S,5S)-and (2R,5S)-5-Hydroxyhomopipecolic Acid from S-Glutamic Acid. An Entry to Streptolutine Stereoisomers.
Tetrahedron, (1996), 52, 18, 6409-6420. - T. Lippmann, A. Kirfel & K. Fischer
Polarized X-ray Absorption. Quantitative Determination by Fluorescence Measurements.
J. Appl. Cryst., (1996), 29, 3186-197. -
A. Kirfel, F. Schwabenländer, C. Herdeis & W.A. Held
Crystal structure of (2R,5S)-5'-hydroxy-1'-methoxycarbonyl-2piperidinyl-R-amoni acetic acidmethyl ester hydrochloride, C10H19CIN2O5.
Z. Kristallogr., (1996), 211, 511-512. - H. Schlenz, H. Kroll, A. Fischer, A. Kirfel & T. Vad
Low Order Truncation (LOT) Analyse in der Röntgenstrukturverfeinerung: ein neues Werkzeug zur genauen Bestimmung von Besetzungszahlen - Orthopyroxene als Beispiel.
Beih. Eur. J. Mineral., (1996), 8, 239. -
A. Kirfel & K. Fischer
X-ray determination of 'isoelectronic' element distribution: A discussion on two-lambda versus single wavelength measurements.
Z. Kristallogr., (1996), 211, 766-769. -
A. Kirfel
Cation Distributions in Olivines and Orthopyroxenes. An Interlaboratory Study.
Phys. Chem. Minerals, (1996), 23, 503-519. - M. Müller-Sommer, R. Hock & A. Kirfel
Rietveld Refinement Study of the Cation Distribution in (Co,Mg)-Olivine Solid Solution.
Phys. Chem. Minerals, (1997), 24, 17-23. - C. Scheufler, V. Engel & A. Kirfel
An improved gas-stream heating device for a single-crystal diffractometer.
J. Appl. Cryst., (1997), 30, 411-412. - H. Kroll, T. Lueder, H. Schlenz, A. Kirfel & T. Vad
The Fe2+,Mg distribution in orthopyroxene: a critical assessment of ist potential as a geospeedometer.
Eur. J. Mineral., (1997), 9, 705-733. - W. Schäfer, E. Jansen, R. Skowronek & A. Kirfel
The twin-diffractometer SV7 at the FRJ-2 as a workhorse for structure and texture research.
Physica B, (1997), 234-236, 1146-1148. -
A. Kirfel, F. Schwabenländer, C. Herdeis & J. Telser
Crystal structure of 2-benzyl-7-(anti)-hydroxy-7-(syn)-methyl-2-aza-bicyclo2.2.2oct- 5-ene-3-one, C15H17NO2.
Z. Kristallogr., (1997), 212, 445-446. -
A. Kirfel, F. Schwabenländer & C.E. Müller
Crystal structure of 1-propyl-8-(4-sulfophenyl)-7H-imidazol4,5-dpyrimidin-2,6(1H,3H)- dione dihydrate, C14H14N4O5S · 2H2O.
Z. Kristallogr., (1997), 212, 447-448. -
A. Kirfel, F. Schwabenländer, C. Herdeis & J. Troll
Crystal structure of trans-6-(2-phenylethyl)-pipecolic acid hydrochloride, C14H20NO2Cl.
Z. Kristallogr., (1997), 212, 449-450. -
A. Kirfel, F. Schwabenländer, C. Herdeis & W.A. Held
Crystal structure of (3S,6R,7R)-7-hydroxy-3-tert-butyldimethylsilyloxy-1-azabi- cyclo4.3.0nonan-9-one, C14H27NO3Si.
Z. Kristallogr., (1997), 212, 451-452. - M. Ivanda, D. Waasmaier, A. Endriss, J. Ihringer, A. Kirfel & W. Kiefer
Low Temperature Anomalies of Cuprite Observed by Raman Spectroscopy and X-Ray Powder Diffraction.
Journal of Raman Spectroscopy, (1997), 28, 487-493. - F. Schwabenländer, A. Kirfel & C.E. Müller
Crystal structure of 6-amino-3-methyl-5-nitrosopyrimidine-2,4(1H,3H)-dione monosodium dihydrate, C5H5N4O3Na · 2H2O.
Z. Kristallogr., (1998), 213, 141-142. - T. Lippmann, K. Fischer & A. Kirfel Polarized X-ray absorption. Evidence of orientational dispersion in hornblende minerals. J. Appl. Cryst., (1998), 31, 94-97.
-
A. Kirfel & R. Fischer
Anisotropy of Anomalous Scattering: a tool for phase information.
Z. Kristallogr., (1998), 213, 337-342. - E. Jansen, W. Schäfer, A. Kirfel & J. Palacios
On the longtime stability of a copper rolling texture analysed by neutron diffraction plole figures.
Material Science Forum, (1998), 278-281, 502-507. - A. Alker, E. Jansen, W. Schäfer, A. Kirfel, D. Seitz & M. Grönefeld
Neutron diffraction applied to the study of microstructure and texture of industrial magnetic Alnico material.
Material Science Forum, (1998), 278-281, 514-519. -
A. Kirfel, H. Klapper, W. Schäfer & F. Schwabenländer
The crystal structure of Tutton's salt type K2Co(H2O)6(SO4)2. A combined X-ray and neutron study.
Z. Kristallogr., (1998), 213, 456-460. - B. Barbier, H. Euler, A. Kirfel, S. Schüren & H. Wamhoff
Crystal structure of 2-benzyl-3-phenyl-5-phenylimino-Delta3-1,2,4-thia-diazoline, C21H17N3S.
Z. Kristallogr., (1998), NCS 213, 741-742. - R. Heinemann, V. Staack, A. Fischer, H. Kroll, T. Vad & A. Kirfel
Temperature dependence of Mg,Fe partitioning in Acapulco olivine.
Am. Mineralogist, (1999), 84, 1400-1405. - U. Kuhl, A. Cambareri, C. Sauber, F. Sörgel, R. Hartmann, H. Euler, A. Kirfel & U. Holzgrabe
Synthesis, X-ray analysis and spectroscopic characterization of the hemiaminal cyclization product from 2,4-dipyridine substituted 3,7-diazabicyclo[3.3.1]nonanone 1,5-diesters.
J. Chem. Soc., Perkins Trans. 2, (1999), 2083-2088. - H. Ghildiyal, E. Jansen & A. Kirfel
Volume texture of a deformed quartzite observed with U-stage microscopy and neutron diffractometry.
Textures and Microstructures (1999), 31, 239-248. - A. Meents, B. Barbier, H. Euler, A. Kirfel, H. Schwierz & F. Vögtle
Crystal structure of toluene-4-sulfonic acid 4-(4'-cyano-phenylazo)-phenyl ester, C20H15N3O3S.
Z. Kristallogr, (2000), NCS 215, 115-116. - W. Kockelmann, M. Weisser, H. Heinen, A. Kirfel & W. Schäfer
Application spectrum and data quality of the time-of-flight neutron diffractometer ROTAX at ISIS.
Material Science Forum, (2000), 321-324, 332-337. - W. Schäfer, W. Kockelmann, A. Kirfel, W. Potzel, F.J. Burghart, G.M. Kalvius, A. Martin, W.A. Kacmarek & S.J. Campbell
Structural and magnetic variations of ZnFe2O4 spinels - neutron powder diffraction studies.
Material Science Forum, (2000), 321-324, 802-807. -
A. Kirfel & G.V. Gibbs
Electron density distributions and bonded interactions for the fibrous zeolites natrolite, mesolite and scolecite and related materials.
Phys. Chem. Minerals (2000), 27, 270-284. - W. Schäfer, E. Jansen, W. Kockelmann, A. Alker, A. Kirfel, D. Seitz, M. Grönefeld
Variations of microstructure and texture of permanent magnetic Alnico alloys.
Physica B, (2000), 276, 866-867. - E. Stuckenschmidt & A. Kirfel
Zeolites of NAT topology: Structure refinement of mesolite from single crystal X-ray data and comparison with the structures of natrolite and scolecite.
Eur. J. Mineral., (2000), 12, 571-579. - W. Kockelmann, E. Pantos & A. Kirfel
Neutron and synchrotron radiation studies of archaeological objects.
in Radiation in Art and Archaeometry, Eds. D.C. Creagh, D.A. Bradley, Elsevier, Amsterdam (2000), 347-377. - H. Euler, B. Barbier, S. Klumpp & A. Kirfel
Crystal structure of Tutton‘s salts, Rb2[MII (H2O)6](SO4)2, MII = Mg, Mn, Fe, Co, NI, Zn.
Z. Kristallogr., (2000), NCS 215, 473-476. - E. Jansen, W. Schäfer & A. Kirfel
The Jülich neutron diffractometer and data processing in rock texture investigations.
J. Struct. Geology, (2000), 22, 1559-1564. -
A. Kirfel, H. Euler, B. Barbier, E. Hägele & H. Klapper
Potassium lithium carbonate, KLiCO3: single-crystal X-ray structure analysis and thermal expansion.
Z. Kristallogr., (2000), 215, 744-751.. - W. Kockelmann, W. Schäfer, A. Kirfel, H. Klapper & H. Euler
Hydrogen positions in KCo-, CsCo-, CsNi- and CsCu-Tutton salt compounds determined by Neutron powder diffraction.
Material Science Forum, (2001), 378-381, 274-279. - E. Jansen, W. Schäfer, A. Kirfel & M. Neuroth
Neutron texture investigation of electrolytic Li2CO3/KLiCO3 from a molten carbonate fuel cell.
Material Science Forum, (2001), 378-381, 718-722. - W. Kockelmann , A. Kirfel & E. Hähnel
Non-destructive Phase Analysis of Archaeological Ceramics using TOF Neutron Diffraction.
Journal of Archaeological Science, (2001), 28, 213-222. -
A. Kirfel, H.-G. Krane, P. Blaha, K. Schwarz & T. Lippmann
Electron density distribution in stishovite, SiO2 : a new high-energy synchrotron radiation study.
Acta Cryst., (2001), A57, 663-677. - H. Schlenz, A. Kirfel, K. Schulmeister, N. Wartner, W. Mader, W. Raberg, K. Wandelt, C. Oligschleger, S. Bender, R. Franke, J. Hormes, W. Hoffbauer, V. Lansmann, M. Jansen, N. Zotov, C. Marian, H. Putz & J. Neuefeind
Structure analyses of Ba-silicate glasses.
J. Non-Cryst. Sol., (2002), 297, 37-54.. - W. Schäfer & A. Kirfel
Neutron powder diffraction study on the thermal expansion of cuprite.
Appl. Phys. A, 74 [Suppl.] (2002), Material Science and Processing, 1010-1012. - W. Kockelmann, A. Meents & A. Kirfel
Temperature evolution of the thermal expansion tensors of ammonium Tutton salts.
Appl. Phys. A, 74 [Suppl.] (2002), Material Science and Processing, 1329-1332. - R. Rinaldi, G. Artioli, W. Kockelmann, A. Kirfel & S. Siano
The Contribution of Neutron Scattering to Cultural Heritage Research.
Notiziario Neutroni E Luce Di Synchrotrone, (2002), 7, 30-37. -
A. Kirfel, J. Grybos & V.E. Dmitrienko
Phonon-electron interaction and vibration correlations in germanium within a broad temperature interval.
Phys. Rev. B, (2002), 66, 165202. - V.E. Dmitrienko, K. Ishida, A. Kirfel, J. Kokubun & E.N. Ovchinnikova
A novel method to study thermal motion and point defects in crystals by X-ray resonant diffraction.
Am. Inst. of Physics, Conference Proceedings (2002), 652,1, 317-322. -
A. Kirfel, H. Euler, C. Valder, M. Neugebauer, M. Meier & N.A. Braun
Crystal structure of (1R,2S,5S,6R,7R)-6-(4-bromobenzenesulfonyloxy)-methyl- 2,7-dimethyl-tricyclol[5.2.2.01.5]undec-8-ene, C20H25BrO3S.
Z. Kristallogr. NCS (2002), 217, 539-540. - H. Euler, A. Kirfel, S.J. Freudenthal & C.E. Müller
Crystal structure of 4-bromo-butyric acid 3-((4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacen)-8 -yl)propyle ester, C20H26BBrF2N2O2.
Z. Kristallogr. NCS (2002), 217, 541-542. - H. Euler, A. Kirfel, S.J. Freudenthal & C.E. Müller
Crystal structure of 8-(5-bromo-pentyl)- 4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene, C20H26BBrF2N2O2.
Z. Kristallogr. NCS (2002), 217, 543-545. - H. Euler, A. Meents, B. Barbier & A. Kirfel
Crystal structure of tetraaquamanganese(II) selenate monohydrate, Mn(H2O)4SeO4* H2O.
Z. Kristallogr. NCS (2002), 217, 9-10. - H. Schlenz, S. Rings, M. Schmücker, K. Schulmeister, W. Mader, A. Kirfel & J. Neuefeind
Short-range and medium-range order in amorphous barium germanate.
J. Non-Cryst. Solids (2003), 320, 133-142. - H. Euler, A. Kirfel, A. Bauer & C.E. Müller
Crystal structure of 9-benzyl-6-ethoxy-7-ethyl-2-phenyl-7,9-dihydropyrin-8-one, C22H22N4O2.
Z. Kristallogr. NCS (2003), 218, - H. Euler, A. Kirfel, C. Valder, M. Neugebauer, M. Meier & N.A. Braun
Crystal structure of (1R*,2S*,5S*,6S*,7R*)-6-(3,5-dinitrobenzoyloxy)methyl-2,7-dimethyl- tricyclo [5.2.2.0 1,5]undec-8-ene, C21H24N2O6.
Z. Kristallogr. NCS (2003), 218, - N. Zotov, H. Schlenz, B. Bredenbach, H. Modrow, J. Hormes, F. Reinauer, R. GLAUM, A. Kirfel & C. Paulmann
Effects of MnO-Doping on the Structure of Sodium Metaphosphate Glasses.
Z. Naturforschung (2003), 58a, 419-428. - H. Euler, A. Kirfel, A. Bauer & C.E. Müller
Crystal structure of 9-benzyl-6-ethoxy-7-ethyl-2-phenyl-7,9-dihydropyrin-8-one, C22H22N4O2.
Z. Kristallogr. NCS (2003), 218, 473-474. - H. Euler, A. Kirfel, C. Valder, M. Neugebauer, M. Meier & N.A. Braun
Crystal structure of (1R*,2S*,5S*,6S*,7R*)-6-(3,5-dinitrobenzoyloxy)methyl-2,7-dimethyl- tricyclo [5.2.2.0 1,5]undec-8-ene, C21H24N2O6.
Z. Kristallogr. NCS (2003), 218, 471-472. - H. Euler, B. Barbier, A. Meents & A. Kirfel
Crystal structure of Tutton‘s salts, Rb2[MII (H2O)6](SeO4)2, MII = Mg, Co, Mn, Zn.
Z. Kristallogr., (2003), NCS 218, 265-268. - H. Euler, B. Barbier, A. Meents & A. Kirfel
Crystal structure of Tutton‘s salts, Cs2[MII (H2O)6](SeO4)2, MII = Mg, Mn, Co,Ni, Zn.
Z. Kristallogr., (2003), NCS 218, 405-408. - H. Euler, B. Barbier, A. Meents & A. Kirfel
Crystal structure of Tutton‘s salts, Cs2[MII (H2O)6](SO4)2, MII = Mg, Mn, Fe, Co, Ni, Zn.
Z. Kristallogr., (2003), NCS 218, 409-413. - Heinemann, R.; Kroll, H.; Kirfel, A.; Barbier, B.
Die kontroverse Diskussion des Ordnungverhaltens von Fe2+ und Mg in Olivinen.
Mitt. Österr. Miner. Ges., (2003), 148: 159-160 (in German). - Heinemann, R.; Kroll, H.; Kirfel, A.; Barbier, B.
Die Temperaturabhängigkeit der Fe2+,Mg-Verteilung in Olivinen.
Berichte der Deutschen Mineralogischen Gesellschaft, Beih. z. European
Journal of Mineralogy, (2003), 15, 78 - V.E. Dmitrienko, K. Ishida, A. Kirfel, J. Kokubun, E. Ovchinnikova
A Novel Method for Studying Thermal Motion and Point Defects in Crystals by X-Ray Resonant Scattering.
X-Ray and Inner Shell Processes:19th International Conference on X-Ray and Inner Shell Processes. Edt. A. Bianconi, A. Marcelli, and N.L. Saini. 2003 American Institute
of Physics, AIP Conference Proceedings, Vol 652, 317-322 - W. Kockelmann, A. Kirfel, E. Jansen, R. TRAUM, R. LINKE, M. SCHREINER
Zerstörungsfreie Charakterisierung von Münzen mittels Neutronenbeugung.
in "Archäometrie und Denkmalspflege 2003 - Kurzberichte 2003" (edt. O. Hahn, Ch. Goedicke, R. Fuchs, I. Horn), p 82-84. - R. LINKE, W. Kockelmann, E. Jansen, A. Kirfel, M. SCHREINER,.R. TRAUM, R. DENK
Neutron diffraction for non-destructive texture analysis of minted and cast "Taler" coins.
Symposium Proceedings on "Numismatics & Technology: questions and answers." Wien, 25.-26.04.2003, 113 - 123. - W. Kockelmann, A. Kirfel, R. LINKE, M. SCHREINER, R. TRAUM, E. Pantos, R. GARNER, A.J.N.W. PRAG
Genuine or fake? Neutron diffraction for non-destructive testing of museum objects
ISIS 2003 Annual Report, RAL-TR-2003-050, Science Highlights - E. Jansen, W. Schäfer, A. Kirfel
On the increasing Use of the JÜLICH texture-diffractometer for geological projects.
Physica B 350 (2004), e569- e572. - W. Schäfer, A. Kirfel, H. Phiesel, R. Skowronek
Construction and Tests of a Low-Cost Furnace for Neutron Powder Diffractometry.
Physica B 350 (2004), e751- e754. -
A. Kirfel, N. Zotov, W. Schäfer
Neutron Diffraction Study of KNO3 at elevated temperatures.
Physica B 350 (2004), e387- e389. - W. Kockelmann, A. Kirfel
Neutron diffraction studies of archaeological objects on ROTAX
Physica B 350 (2004), e581- e585 . - E. Jansen, W. Schäfer, A. Kirfel & J. Palacios
On the development of copper textures - neutron diffraction control over aperiod of 12 Years
Material Science Forum, (2004), 443-444, 239-242. - N. Zotov, A. Kirfel, B. Beuneu, R. Delplane, D. Hohlwein, F. Reinauer, R.
GlaumEffects of transition metal oxide doping on the structure of sodium metaphosphate glasses.
Physica B 350 (2004), e1071-e1073. - W. Kockelmann, S. Siano, A. Kirfel, C.D. Frost
Illuminating the past: the neutron as a probe in archaeometry.
Physics Education (2004), 39, 155-165. - V.E. Dmitrienko, E.N. Ovchinnikova, K. Ishida, J. Kokubun, A. Kirfel, S.P. Collins, D. Laundy, A.P. Oreshko, D. Cabaret
Phonon effects in resonant "forbidden" reflections.
Phys. stat. sol. (2004), (c) 1, 11, 3081-3084. - E.N. Ovchinnikova, V.E. Dmitrienko, K. Ishida, A. Kirfel, S.P. Collins, A.P. Oreshko, D. Cabaret, R.V. Vedrinskii, V.L. Kraizman, A.A. Novakovich, E.V. Krivitskii, B.P. Tolochko
Atomic displacement effects in near-edge resonant "forbidden" reflections.
Nuclear Instruments and Methods in Physics Research (2005), A 543, 122-126. - A. Shtukenberg, I. Rozhdestvenskaya, O. Frank-Kamenetskaya, J. Bronzova, H. Euler, A. Kirfel, I. Bannova, A. Zolotarev
Symmetry and crystal structure of biaxial elbaite-liddicoatite tourmaline from the Transbaikalia region, Russia.
American Mineralogist (2007), 92, 675-686. - G.V. Gibbs, R.T. Downs, D.F. Cox, N.L. Ross, R.T. Prewitt, K.M. Rosso, T. Lippmann, A. Kirfel
Bondet interactions and the crystal chemistry of minerals: a review.
Z. Kristallogr. (2008), 223, 1-40 - K.F. Fischer, A. Kirfel, H. Zimmermann
A Concept for Crystal Structure Determination without FOURIER Inversion: Some Steps Towards Application.
Croatica Chemica Acta (2008), 81 (2), 381-389. - G.V. Gibbs, R.T. Downs, D.F. Cox, K.M. Rosso, N.L. Ross, A. Kirfel, T. Lippmann, W. Morgenroth, T.D. Crawford
Experimental bond critical point and local energy density properties determined for Mn-O, Fe-O and Co-O bondet interactions for tephroite, Mn2SiO4, fayalite, Fe2SiO4 and Co2SiO4 olivine and organic metal complexes: comparison with properties calculated for non-transition and transition metal M-O bondet interactions for slilicates and oxides.
J. Phys. Chem. A (2008), 112, 8811-8823. -
A. Kirfel
Construction and Description of UNIBONN Black Boxes.
Archeometriai Mühely (2008), 1, 21-33. HU ISSN 1786-27!X - G. Festa, W. Kockelmann, A. Kirfel
Neutron Diffraction Analysis of "Black Boxes".
Archeometriai Mühely (2008), 1, 61-72. HU ISSN 1786-27!X - Zs. Kasztovszky, Z. Kis, T. Begya, W. Kockelmann, S. Imberti, G. Festa, A. Filabozzi, C. Adreani, A. Kirfel, K.T. Biró, K. Dúzs, Zs. Hajnal, P. Kudejova, M. Tardocchi
Prompt Gamma Activation Analysis and Time of Flight Neutron Diffraction on 'Black Boxes' in the 'Ancient Charm' Project.
Journal of Radioanalytical and Nuclear Chemistry (2008), 278, 661-664. - H. Euler, A. Kirfel, A. El-Tayeb, C.E. Müller
Crystal structure of 1-((2R, 3R, 4S, 5R)-3,4-dihydroxy-5-hydroxymethyl-tetrahydrofuran-2yl)-2-propylsulfanyl-1H-pyrimidin-4-one, C12H18N2O5S.
Z. Kristallogr. (2009), NCS 224, 107-108. - H. Euler, B. Barbier, A. Meents, A. Kirfel
Refinement of the crystal structure of potassium hexaaquairon(II) sulfate, K2[Fe(H2O)6]2 and potassium hexaaquazinc(II) sulfate, K2[Zn(H2O)6](SO4)2.
Z. Kristallogr. (2009), NCS 224, 171-173. - G. Beutier, E. Ochivinnikova, S.P., S.P. Collins, V.E. Dmitrienko, J.E. Lorenzo, J.L. Hodeau, A. Kirfel, Y. Joly, A.A. Antonenko, V.A. Sarkisyan, A. Bombardi
Interplay of inequivalent atomic positions in resonant x-ray diffration of Fe3BO6.
J. Phys.: Condens. Matter (2009), 21, 265-402. - H. Euler, B. Barbier, A. Meents, A. Kirfel
Crystal structure of Tutton’s salts Tl2[MII(H2O)6](SO4)2 , MII = Mg, Mn, Fe, Co, Ni, Zn.
Z. Kristallogr. (2009), NCS 224, 355-359. - H. Euler, B. Barbier, A. Meents, A. Kirfel
Crystal structure of Tutton’s salts Tl2[MII(H2O)6](SeO4)2 , MII = Mg, Mn, Fe, Co, Ni, Zn.
Z. Kristallogr. (2009), NCS 224, 360-364. - H. Euler, B. Barbier, A. Meents, A. Kirfel
Crystal structure of Tutton’s salts K2[MII(H2O)6](SeO4)2 , MII = Co, Ni, Zn and refinement of the crystal structure of and potassium hexaaqua-magnesium(II) selenate, K2[Mg(H2O)6](SeO4)2.
Z. Kristallogr. (2009), NCS 224, 351-354. -
A. Kirfel, K.F. Fischer
Structure determination without Fourier inversion. Part IV: Using quasi-normalized data
Z. Kristallogr. (2009), 224, 325-339 - H. Euler, B. Barbier, A. Kirfel, S. Haseloff, G. Eggert
Crystal structure of trihydroxydicopper formate, Cu2(OH)3(HCOOH).
Z. Kristallogr. (2009), NCS 224, 609-610. - H. Euler, H. Kutzkr, B. Barbier, A.Kirfel
Refinement of crystal structure of copper acetate diammine, Cu(CH3COO)2·2NH3.
Z. Kristallogr. (2009), NCS 224, 725-726. - J. Nuss, U. Wedig, A. Kirfel, M. Jansen
The Structural Anomaly of Zinc: Evolution of Lattice Constants and Parameters of Thermal Motion in the Temperature Range of 40 to 500 K.
Z. Anorg. Allg. Chem. (2010), 636, 309-313. - J. NUSS, U. WEDIG, A. KIRFEL, M. JANSEN
The Structural Anomaly of Zinc: Evolution of Lattice Constants and Parameters of Thermal Motion in the Temperature Range of 40 to 500 K. Z. Anorg. Allg. Chem. (2010), 636, 309-313. - A. KIRFEL, K.F. FISCHER
Structure determination without Fourier inversion. Part VI: High resolution direct space structure information from one-dimensional data obtained with two wavelengths.
Z. Kristallogr. (2010), 225, 261-273.
- J. KOKUBUN, H. SAWAI, M. UEHARA, N. MOMOZAWA, K. ISHIDA, A. KIRFEL, R. VEDRINSKI, M.N. NOVIKOVSKII, A.A. NOVAKOVICH, V.E. DMITRIENKO
Pure dipole-quadrupole resonant scattering induced by the p-d hybridization of atomic orbitals in anatase, TiO2.
Phys. Rev. (2010), B82, 205206 (10 pages). - A. KIRFEL, W. KOCKELMANN, P. YULE
Non-destructive chemical analysis of Old South Arabian coins, fourth century BCE to third century CE.
Archaeometry (2011), 53,5, 930 – 949. - H. KROLL, A. KIRFEL, R. HEINEMANN, B. BARBIER
Volume thermal expansion and related thermophysical parameters in the Mg,Fe olivine solid solution series.
Eur. J. Mineral. (2012), 24, 935-956. - W. LOTTERMOSER, S.-U. WEBER, M. GRODZICKI, A. KIRFEL, G. AMTHAUER
A semi-quantitative approach to derive the electric field gradient, applied to synthetic fayalite, α-Fe2SiO4: a reappraisal.
Eur. J. Mineral. (2012), 24, 791. - EMILE D. TSCHOUANKWE KAMGA, WENER MADER, C.M. KEDE,
LUC MBAZE MEVA’A, ARMIN KIRFEL
CBED Phase and Symmetry Determination of a New Member of Homologous
Series Ga2O3(ZnO)10.
International Journal of Engineering Research & Technology (IJERT), (2013),
ISSN 2278-0181, Vol 2. - W. LOTTERMOSER, K. STEINER, G. SCHARFETTER, S.-U. WEBER, M.
GRODZICKI, A. KIRFEL, G. AMTHAUER
Application of a Difference Electron Nanoscope (DEN) – a computer hard- and software to display 3D electron densities and magnetical structures based on spectroscopic and diffractometric data.
Cryst. Res. Technol. (2014), 49, No. 1, 14–20 (2014) /DOI 10.1002/crat.201300208 - DMITRIENKO, V.E., KIRFEL, A. , OVCHINNIKOVA. E.
Tensorial properties of local crystal susceptibilities
Int. Tables for Crystallography, Volume D (2014) - H. KROLL, A. KIRFEL, R. HEINEMANN
Axial thermal expansion and related thermophysical parameters in the Mg,Fe
olivine solid solution series.
Eur. J. Mineral. (2014) - V.E. DMITRIENKO, A. KIRFEL, E. OVCHINNIKOVA
Tensorial properties of local crystal susceptibilities.
Int. Tables of Crystallography , Vol D, (2014).