http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Luminescence properties of phosphinegold(I) halides and thiolates
Tiekink, Edward R.T.,Kang, Jun-Gill Elsevier 2009 Coordination chemistry reviews Vol.253 No.11
<P><B>Abstract</B></P><P>Mono- and multi-nuclear phosphinegold(I) compounds, incorporating halide and thiolate ligands, have attracted considerable interest owing to their unique luminescence properties. Assignments for the observed luminescence are summarized in terms of metal-centered transitions, intra-ligand transitions, and ligand-to-gold charge transfer transitions. Furthermore, Au…Au (i.e. aurophilic) interactions, sometimes observed in their solid-state structures, can also influence the observed luminescence characteristics. The aim of this review is to delineate the luminescent properties of the phosphinegold(I) halides and phosphinegold(I) thiolates, in particular where there is some debate as to the underlining optical processes responsible for this phenomenon and to relate these assignments to different structural motifs, in particular to the presence of aurophilic (Au…Au) interactions.</P>
Nickel(II) trans-1,2-Diaminocyclohexane 착물의 합성 및 결정 구조
최기영,김용선,서일환,서만철,dward R. T. Tiekink 한국결정학회 2001 韓國結晶學會誌 Vol.12 No.2
[NiL₃]Cl₂·3H₂O (1) (L=trans-1,2-diaminocyclohexane) 착물을 합성하고 구조를 규명하였다. 이 착물은 입방결정계, 공간군 P2₁3, a=13.830(1) Å, V=2645.9(2) ų, Z=4로 결정화 되었다. 이 착물의 구조는 최소자승법으로 정밀화하였으며, 최종 신뢰도 R₁(wR₂) 값은 1500회의 회절반점에 대하여 0.0766(0.2068)이었다. The complex [NiL₃]Cl₂·3H₂O (1) (L=trans-1,2-diaminocyclohexane) has been synthesized and characterized by X-ray crystallography. The compound 1 crystallizes in the cubic space group P2₁3, with a=13.830(1) Å, V=2645.9(2) ų, Z=4, R₁(wR₂) for 1500 observed reflections of [I> 2σ(I)] was 0.0766 (0.2068).
Mirtamizdoust, B.,Bień,ko, D. C.,Hanifehpour, Y.,Tiekink, E. R.,Yilmaz, V. T.,Talemi, P.,Joo, S. W. Springer Science + Business Media 2016 Journal of inorganic and organometallic polymers a Vol.26 No.4
<P>A novel nano-cauliflower-shaped lead(II) metal-organic coordination polymer, [Pb(mu-2-pinh)N-3 H2O](n) (1), was synthesized using an ultrasonic method. The nanostructure was characterized by scanning electron microscopy (SEM), X-ray powder diffraction, IR spectroscopy, elemental analysis, and thermal analysis. The compound was structurally characterized by single-crystal X-ray diffraction. The coordination compound takes the form of a zig-zag one-dimensional polymer in solid state. The coordination number of the lead(II) ions is six (PbN4O2) with three nitrogen atoms and one oxygen atom from two linker organic ligands, as well as one oxygen from coordinated water and one nitrogen atom from terminal coordinated azide anion. It has a stereo-chemically active lone electron pair, and the coordination sphere is hemidirected. The zig-zag 1D chains interact with neighbouring chains through weak interactions, creating a 3D supramolecular metal-organic framework. Lead oxide nanoparticles were obtained by thermolysis of the new nano coordination compound at 180 A degrees C with oleic acid as a surfactant. The morphology and size were further studied using SEM. Natural bond orbital analyses demonstrate the electronic properties of the lead centre and other atoms.</P>
Photophysical Properties of Chlorotriethylphosphinegold(I)
Kang, Jun-Gill,Jeong, Yong-Kwang,Oh, Sung-Il,Kim, Hyun-Jun,Park, Chang-Moon,Tiekink, Edward R.R. Korean Chemical Society 2010 Bulletin of the Korean Chemical Society Vol.31 No.8
Spectroscopic and quantum mechanical studies of the Et3PAuCl complex were performed to characterize the effect of aurophilicity on the optical properties. When excited with UV light at low temperature, the crystalline complex produced a deep luminescence in both the blue (high-energy) and red (low-energy) regions of the spectrum. The intensity of the low-energy luminescence was markedly reduced in the powdered state and quenched in the solution state. Time-dependent density functional theory (TD-DFT) calculations on electronic structures of both the ground and excited states of aggregates $[Et_3PAuCl]_n$ (n = 1 - 3) indicated that the low-energy luminescence was attributable to Au-centered transitions, which are significantly affected by aurophilic interactions. By contrast, the high-energy luminescence appeared to be independent of the state of the complex and was strongly associated with the charge transfer from Cl to Au.
Photophysical Properties of Chlorotriethylphosphinegold(I)
Jun-Gill Kang,Yong-Kwang Jeong,Sung-Il Oh,Hyun-Jun Kim,Changmoon Park,Edward R. R. Tiekink 대한화학회 2010 Bulletin of the Korean Chemical Society Vol.31 No.8
Spectroscopic and quantum mechanical studies of the Et3PAuCl complex were performed to characterize the effect of aurophilicity on the optical properties. When excited with UV light at low temperature, the crystalline complex produced a deep luminescence in both the blue (high-energy) and red (low-energy) regions of the spectrum. The intensity of the low-energy luminescence was markedly reduced in the powdered state and quenched in the solution state. Time-dependent density functional theory (TD-DFT) calculations on electronic structures of both the ground and excited states of aggregates [Et3PAuCl]n (n = 1 - 3) indicated that the low-energy luminescence was attributable to Au-centered transitions, which are significantly affected by aurophilic interactions. By contrast, the high-energy luminescence appeared to be independent of the state of the complex and was strongly associated with the charge transfer from Cl to Au.