Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Jean-Jacques Legendre"'
Autor:
Jean-Jacques Legendre, Nicole Biagioli
Publikováno v:
Tréma. :23-33
Les disciplines faisant le lien entre le monde du travail et les apprentissages scolaires, leur gestion dans l’institution scolaire répercute l’image sociale des professions qui leur sont associées et contribue à sa reproduction. Une enquête
Publikováno v:
Journal of Molecular Structure: THEOCHEM. 453:97-105
The brain CCK antagonist activity of 23 benzodiazepines was studied by molecular modelling. Construction and optimisation by GenMol and MOPAC led to molecular geometries with absolute minimum energy. Three geometrical parameters describing the shape
Publikováno v:
Journal of Alloys and Compounds. :934-939
DFT calculations have been carried out on six lanthanide trihalide molecules, using Stuttgart ECPs on the lanthanides and a 6-31G * all-electrons basis set on the halogens. These calculations have been compared to previous theoretical and experimenta
Autor:
Michel Huché, Jean-Jacques Legendre
Publikováno v:
Chemometrics and Intelligent Laboratory Systems. 41:43-56
The gastrin CCK antagonist activity of 67 benzodiazepines has been studied by molecular modelling. Construction and optimisation by GenMol and MOPAC has allowed us to obtain molecules of absolute minimum energy. Five geometrical parameters and pharma
Publikováno v:
Inorganic Chemistry. 37:1984-1991
Structural and vibrational frequency studies have been carried out for 30 lanthanide trihalide molecules LnX3 (Ln = La−Lu; X = Cl, F) using ab initio quasi-relativistic effective core potentials at Hartree−Fock and Moller−Plesset post-Hartree
Autor:
Jean‐Jacques Legendre, Michel Huché
Publikováno v:
Quantitative Structure-Activity Relationships. 16:435-446
The pancreatic CCK antagonist activity of 73 benzodiazepines was studied by molecular modelling. Construction and optimisation by GenMol and MOPAC allowed us to obtain molecules of absolute minimum energy. Seven geometrical parameters and pharmacopho
Publikováno v:
International Journal of Quantum Chemistry. 61:507-514
Reaction constants and composition profiles in molten cryolite have been theoretically investigated. Hartree-Fock and density functional calculations were applied to determine the exact nature (structure and energetic) of complexes existing in molten
Publikováno v:
Computers & Chemistry. 21:431-435
A new method for determining the concentration of complexes in melts is described. It is based on the analysis of structural models obtained from neutron diffraction data using a simulated annealing procedure. The consistency of the method has been c
Publikováno v:
Computers & Chemistry. 20:227-233
A new method for analyzing the shapes of the voids in structural models of liquids is described. Each void is approximated by a cluster of elementary cubes the inertial ellipsoid of which provides information about the dimensionality of the void (sph
Publikováno v:
Journal of Chemical Information and Computer Sciences. 36:804-810
A method for optimizing the prediction of impact sensitivity of explosive molecules by neural networks is presented. The database consists of 204 molecules of known sensitivity, containing C, H, N,...