Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Jan L. de Boer"'
Autor:
Gert T. Oostergetel, Anne B. Dros, Jan L. de Boer, Thomas Palstra, Christine C. Mattheus, Jacob Baas, Auke Meetsma
Publikováno v:
Synthetic Metals, 138(3):PII S0379-6779(02)00467-8, 475-481. Elsevier Science
Pentacene crystallizes in a layered structure with a herringbone arrangement within the layers. The electronic properties depend strongly on the stacking of the molecules within the layers (Haddon et al., 2002). We have synthesized four different pol
Publikováno v:
Physical Review B. 56:13757-13767
The structure of the nearly commensurate phase of 1T-TaS{sub 2} (1T{sub 2}-TaS{sub 2}) has been refined in (3+2)-dimensional superspace against single-crystal x-ray-diffraction data collected at 300 K. The intensities of main reflections and satellit
Autor:
Jan L. de Boer, Andrea Damascelli, Thomas Palstra, J. Jegoudez, Auke Meetsma, A. Revcolevschi
Publikováno v:
ChemInform. 30
Autor:
Thomas Palstra, Anne B. Dros, Christine C. Mattheus, Jan L. de Boer, Auke Meetsma, Jacob Baas
Publikováno v:
ChemInform. 32
Publikováno v:
Physical Review Letters, 74(5), 734-737. AMER PHYSICAL SOC
The anisotropy of the speeds of sound is reported for the incommensurate heptadecane/urea inclusion compound as measured by Brillouin scattering. In addition to the three normal acoustic modes, the results show the presence of a fourth sound velocity
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f7a751c23ee984e7d75acb22a962dfdf
https://research.rug.nl/en/publications/f5e68e05-70d0-4e09-80b1-fb52a7fee7a2
https://research.rug.nl/en/publications/f5e68e05-70d0-4e09-80b1-fb52a7fee7a2
Autor:
Gerard Meijer, Vaclav Petricek, Marcel A. Verheijen, Sander van Smaalen, Jan L. de Boer, Michal Dušek
Publikováno v:
Chemical Physics Letters, 223(4), 323-328. ELSEVIER SCIENCE BV
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The structure of the low-temperature phase of hexagonal close-packed (hcp) grown C70 is determined from single-crystal X-ray diffraction at 220 K and 100 K. An ordering of the molecules is found on the orthohexagonal supercell of a hcp structure with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f15a243970e9d80121f6bad45739a79
https://research.rug.nl/en/publications/ef3f41fe-007e-48fd-a0b9-ddf44d5a12a6
https://research.rug.nl/en/publications/ef3f41fe-007e-48fd-a0b9-ddf44d5a12a6
Autor:
Gerard Meijer, Jan L. de Boer, Sander van Smaalen, Vaclav Petricek, Marcel A. Verheijen, Michal Dušek
Publikováno v:
Chemical Physics Letters, 219(5-6), 469-472. ELSEVIER SCIENCE BV
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C60 crystals were grown from purified powder material with a multiple sublimation technique. In addition to crystals wit a cubic close-packed (ccp) arrangement, crystals were found with a hexagonal close-packed (hcp) structure. Detailed crystallograp
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6fd57d843f020260c1a3bacc52ca67c3
https://research.rug.nl/en/publications/5897a8c1-121b-45d2-b871-4cc164738e65
https://research.rug.nl/en/publications/5897a8c1-121b-45d2-b871-4cc164738e65
Publikováno v:
Organometallics. 8:2696-2702
La reaction de CpZr(dmpe) 2 X, [X=Cl, Me; dmpe=bis-dimethylphosphino ethane et d'alcynes aliphatiques donne le complexe CpZr(dmpe) Cl [C≡C(t-Bu)] [CH=CH(t-Bu)] et un derive de cyclopentadienyl-1 dimethyl-2,4 zirconacyclopentadiene-2,4. Ces complexe
Autor:
Albert J. Pennings, Jan L. de Boer
Publikováno v:
Die Makromolekulare Chemie, Rapid Communications. 2:749-755
Publikováno v:
Molecular Crystals and Liquid Crystals, 120(1-4), 173-177. Taylor & Francis Ltd
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Results of d.c-conductivity and X-ray measurements on a series of (METM)x (MEM)1-x (TCNQ)2, salts are presented. It is found that on adding METM the 4kF-phase transition temperature drops fast. A tentative interpretation is given in terms of the (thi