標(biāo)題: Titlebook: One-Dimensional Organometallic Materials; An Analysis of Elect M. C. B?hm Book 1987 Springer-Verlag Berlin Heidelberg 1987 ITIES.Ion.cobalt [打印本頁(yè)] 作者: Inspection 時(shí)間: 2025-3-21 19:42
書(shū)目名稱One-Dimensional Organometallic Materials影響因子(影響力)
作者: Hemiplegia 時(shí)間: 2025-3-21 23:36 作者: Migratory 時(shí)間: 2025-3-22 01:15
Electric Conductivities of Partially Oxidized Organometallic 1D Systemsems. Furthermore we give a short comparison of charge carrier parameters (i.e. mean free paths) of organometallic systems with quantities derived for organic metals and “inorganic” 1D conductors (i.e. Krogmann’s salt). Only simple phenomenological relations and qualitative interpretations are employ作者: lipoatrophy 時(shí)間: 2025-3-22 06:24 作者: 滔滔不絕的人 時(shí)間: 2025-3-22 10:48 作者: 血友病 時(shí)間: 2025-3-22 15:09
Neighborstrand Interactions in One-Dimensional Tight-Binding Models. The (Tetrathiosquarato)nickel(Ionductivities [IV.1–IV.3]. Recent numerical studies on the significance of higher dimensionalities in donor-acceptor systems are either based on one-electron calculations of the Wolfsberg-Helmholtz (WH) type [IV.4, IV.5] or on physically transparent phenomenological model Hamiltonians which can be t作者: Morbid 時(shí)間: 2025-3-22 19:49
The Band Structure of the One-Dimensional (Bisglyoximato)Ni(II) Systemacteristic for semiconducting solids. The relevant experimental quantities are neither a function of the transition-metal center (Ni or Pd) nor a function of the halide sites (Br or I). The predominant halide component in Ni(gly)I is I.; the fractional oxidation state in the 1D column is thus +0.2.作者: CORD 時(shí)間: 2025-3-22 22:11 作者: 鐵塔等 時(shí)間: 2025-3-23 04:03
Introduction and Historical Reviewimental and theoretical interest over the past years [I.1–I.13]. 1D materials with building principles that differ from those realized in “classical” solids have been studied in many chemical and physical laboratories. Research fields in chemistry cover the synthesis and determination of crystal str作者: 水汽 時(shí)間: 2025-3-23 06:23 作者: Mri485 時(shí)間: 2025-3-23 13:12
Electric Conductivities of Partially Oxidized Organometallic 1D SystemsDetailed experimental investigations of the temperature-dependence of single crystal conductivities are available for metallomacrocycles that crystallize in columnar structures of type I (see section II.1). The subsequent analysis is thus restricted to the conductivities (σ) of these 1D materials. T作者: 剝皮 時(shí)間: 2025-3-23 15:38 作者: absorbed 時(shí)間: 2025-3-23 21:54 作者: 火光在搖曳 時(shí)間: 2025-3-23 23:10
Nonlocal Hartree-Fock Exchange in Narrow-Band Materialswhich gives rise to a cos(kj) dependence in matrix elements of the Fock operator. The asymptotic behavior of exchange interactions and relevant physical consequences of real-space truncation criteria have been analyzed in simple model solids [III.40–III.45]. Ukrainski investigated exchange phenomena作者: inconceivable 時(shí)間: 2025-3-24 03:40
Electronic Correlations and “Relaxations” in One-Dimensional (Organometallic) Polymerss”) on the band structures of low-dimensional materials has been the subject of detailed theoretical investigations [III.72–III.86]. The SCF methods that are used as prerequisite for the determination of QP corrections span the range from traditional APW or OPW schemes to CO approaches on the basis 作者: athlete’s-foot 時(shí)間: 2025-3-24 10:28 作者: choleretic 時(shí)間: 2025-3-24 14:18
Neighborstrand Interactions in One-Dimensional Tight-Binding Models. The (Tetrathiosquarato)nickel(Its are approximated by the electrostatic self-consistent-field (SCEF) formalism derived in section III.4. Two aspects will be discussed in some detail: i) variations of the dispersion curves, charge distributions, etc. as a function of structural building principles realized in the solid and ii) pos作者: 討厭 時(shí)間: 2025-3-24 17:37
Band-Structure Properties of One-Dimensional Polydecker Sandwich Systemstructure porperties on the type of the central 3d atom and the stoichiometry of the organic π ligand [IV.23]. The synthesis, and the physical and chemical characterization of the first infinite 1D model in this class of low-dimensional solids has been reported recently [IV.24]. The polymer is formed作者: photophobia 時(shí)間: 2025-3-24 19:46
Partially Oxidized Transition-Metal Polymers; Stabilization of Mixed Valence States solid state [IV.42–IV.45]. Two extreme solutions are in principle accesible in numerical methods that are formulated in any one-determinantal approximation. The removal of an electron can be described in terms of “spatially uncorrelated” Bloch orbitals under the assumption of the validity of Koopma作者: CREST 時(shí)間: 2025-3-25 01:08
The Band Structure of One-Dimensional (Tetrazaporphyrinato) - Cobalt(II)ital wave functions of partially oxidized 1D systems with narrow dispersions. The oxidized states of the considered 1D chains were always characterized by occupation patterns with an uneven electron-number per supposed unit cell. In this section band structure data of (tetrazaporphyrinato)Co(II), Co作者: BRIEF 時(shí)間: 2025-3-25 07:01
The Band Structure of the One-Dimensional (Bisglyoximato)Ni(II) Systemtion of intracell and intercell interactions as a function of certain details of the stacking geometry. Ni(gly). has been the subject of tight-binding studies on the basis of the semiempirical INDO CO Hamiltonian that has been used as principal computational framework for the present lecture note [I作者: Concerto 時(shí)間: 2025-3-25 09:24
Band Structures of 1D (Porphyrinato)Ni(II) Systemsains (i.e. intercell separation), on one side, and electronic structure effects (i.e. torsional barriers, magnitude of intra- and intercell energies, charge distribution, etc.), on the other. One-dimensional (porphyrinato)NI(II) systems are suitable materials to quantify correlations between structu作者: relieve 時(shí)間: 2025-3-25 15:14
The 1D Band Structure of Tetrathiotetraceneon removal; the transfer paths are ligand-centered. In this section we discuss tetrathiotetracene, TTT, as its solid-state properties are comparable to those of low-dimensional organometallic 1D systems with ligand-centered charge-transfer channels. TTT is schematized in fig. IV.24 where also the st作者: 不可救藥 時(shí)間: 2025-3-25 19:11
The Band Structure of Polyferrocenylenephysical consequence of this type of hybridization is a strong k-dependence in the character of the CO microstates (i.e. correlation between localized metal-centered and delocalized ligand basis functions) in a given energy band. This is a solid-state phenomenon which is (frequently) not found in th作者: resistant 時(shí)間: 2025-3-25 22:58 作者: Heart-Rate 時(shí)間: 2025-3-26 02:46
Band Structures of 1D (Porphyrinato)Ni(II) Systemsen the subject of a number of experimental [IV.35,IV.83–1V.85] and theoretical [IV.36,IV.86–IV.89] studies. These 1D solids show significant changes in the nature of injected carriers, paramagnetic susceptibi1ities χ. and the temperature dependence of the electric conductivity σ as response to structural changes in the macrocyclic π ligand.作者: ADORN 時(shí)間: 2025-3-26 05:20
The Band Structure of Polyferrocenyleneat the transition—metal center. Trans polyferrocenylene, see fig. IV.26, is one member in a larger class of conducting or semiconducting materials that are formed by ferrocene-like units [IV.108–IV.110].作者: 災(zāi)禍 時(shí)間: 2025-3-26 08:43 作者: Iatrogenic 時(shí)間: 2025-3-26 16:31
Book 1987s formed by transition-met. l atoms that are embedded in a matrix of macrocyclic organic ligands. These systems as well as orga- nic metals have focused considerable interest due to the potential formation of high-mobility charge carriers. For the present author it is difficult to participate in thi作者: COST 時(shí)間: 2025-3-26 19:53
Partially Oxidized Transition-Metal Polymers; Stabilization of Mixed Valence Statesy Kunz and coworkers in simple narrow-band insulators of the Mott-Hubbard type. Energetic consequences of electron removal from localized orbitals of the Heitler-London type have been studied by elaborate computational methods [IV.42,IV.43,IV.48].作者: MANIA 時(shí)間: 2025-3-26 21:32
0342-4901 lic systems formed by transition-met. l atoms that are embedded in a matrix of macrocyclic organic ligands. These systems as well as orga- nic metals have focused considerable interest due to the potential formation of high-mobility charge carriers. For the present author it is difficult to particip作者: 憤憤不平 時(shí)間: 2025-3-27 04:39 作者: 偉大 時(shí)間: 2025-3-27 08:33 作者: addict 時(shí)間: 2025-3-27 11:40 作者: gorgeous 時(shí)間: 2025-3-27 13:59
The Band Structure of One-Dimensional (Tetrazaporphyrinato) - Cobalt(II)(tp), are presented. Also the simplest stoichiometric unit of Co(tp) contains an uneven number of electrons. The repeat-unit considered in this analysis is a single Co(tp) fragment. The relative stabilities of insulating (Mott) and metallic configurations are investigated as a function of the widths of the half-filled dispersion.作者: 男生如果明白 時(shí)間: 2025-3-27 18:13 作者: 令人心醉 時(shí)間: 2025-3-28 01:21
Lecture Notes in Chemistryhttp://image.papertrans.cn/o/image/701471.jpg作者: Irksome 時(shí)間: 2025-3-28 05:08 作者: 含水層 時(shí)間: 2025-3-28 07:27 作者: RLS898 時(shí)間: 2025-3-28 12:27 作者: 蒸發(fā) 時(shí)間: 2025-3-28 15:51
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