作者: Handedness 時(shí)間: 2025-3-21 21:20
http://image.papertrans.cn/b/image/191234.jpg作者: Observe 時(shí)間: 2025-3-22 01:13
https://doi.org/10.1007/978-3-8350-5481-3an this dynamic range different measurement systems based on different measurement principles have to be combined (Fig. 2.1) From 10. to 10. Hz lumped circuit methods are used in which the sample is treated as a parallel or serial circuit of an ideal capacitor and an ohmic resistor. Effects of the s作者: 馬籠頭 時(shí)間: 2025-3-22 08:16
https://doi.org/10.1007/978-3-322-90690-8 results from interactions of a host system with guest molecules which take place at the interface between both, the latter originates from the inherent length scale on which the underlying molecular fluctuations take place. Surface effects cause a decrease while confinement effects are characterise作者: 辯論 時(shí)間: 2025-3-22 11:57
Marketingforschung und K?uferverhaltenthe fact that a broad dynamical range from the milli- to the Giga-Hertz region can be covered by this method in its modern form (see Chap. 2). Therefore motional processes which take place for polymeric systems on extremely different time scales can be investigated in a broad frequency and temperatu作者: 觀察 時(shí)間: 2025-3-22 14:17 作者: FLIRT 時(shí)間: 2025-3-22 17:58
Computergestützte Entscheidungsunterstützungs. Fundamental investigations of the dielectric response yield a wealth of information about different molecular motions and relaxation processes. A unique characteristic of DS is the wide frequency range, from 10. Hz to 10. Hz, over which polymers respond to an applied electric field. This remarkab作者: atopic-rhinitis 時(shí)間: 2025-3-22 21:21 作者: anachronistic 時(shí)間: 2025-3-23 02:31
Marketingforschung und K?uferverhaltenbroadband dielectric spectroscopy has turned out to be a convenient experimental access which enables one to measure directly the molecular fluctuations of polar moieties in these systems in an extraordinary broad frequency and temperature range. A further benefit results from the fact that its sens作者: Foreknowledge 時(shí)間: 2025-3-23 05:35
Einordnung des Licensing in das Marketingtric fields the complex conductivity σ* and the complex dielectric function ?* are related by . (?0 being the permittivity of the free space). Both quantities σ* and ?* are key features of (semi)-conducting (disordered) materials. Measured over a wide enough frequency — and temperature — range it en作者: Heresy 時(shí)間: 2025-3-23 11:05 作者: 上釉彩 時(shí)間: 2025-3-23 17:49 作者: 被告 時(shí)間: 2025-3-23 21:14
Ursula Feindor-Schmidt,Stefanie Brandtamics of molecules inferred from the various macroscopic dielectric techniques outlined in previous chapters. In a simplified picture, these solvation dynamics experiments measure the dielectric relaxation of a liquid as a response to a step in the dielectric displacement of a molecule rather than t作者: FEAT 時(shí)間: 2025-3-24 00:09
https://doi.org/10.1007/978-3-8349-6632-2chanical methods. As in dielectric spectroscopy, advantage is taken of the material reaction to periodic variation of the external field, however with the difference that the applied field is mechanical instead of the electrical one. Materials respond to the applied field (stress or strain) by dissi作者: Inscrutable 時(shí)間: 2025-3-24 04:23
https://doi.org/10.1007/978-3-663-12230-2oth methods are well suited to study the dynamics in disordered condensed matter in an extremely broad range of more than 15 decades in time and/or frequency. However, the strategies employed to retrieve information from a given substance are quite different for NMR as compared to BDS. To the practi作者: 準(zhǔn)則 時(shí)間: 2025-3-24 06:57 作者: 善辯 時(shí)間: 2025-3-24 14:11 作者: NEG 時(shí)間: 2025-3-24 18:19 作者: 遺棄 時(shí)間: 2025-3-24 19:46 作者: 和平 時(shí)間: 2025-3-25 03:15 作者: cumber 時(shí)間: 2025-3-25 05:16
Overview: First book to cover the topic.Scientific community is waiting for such a book since a long time.Kremer and Sch?nhals are the scientists of the topic.Includes supplementary material: 978-3-642-62809-2978-3-642-56120-7作者: 水汽 時(shí)間: 2025-3-25 09:27 作者: 移植 時(shí)間: 2025-3-25 11:43
Principles and Applications of Pulsed Dielectric Spectroscopy and Nonresonant Dielectric Hole Burniver, the alternative option which starts from the consideration of nonexponential responses [5] has also gained considerable attention [6]–[9]. To justify these approaches theoretically it has been pointed out that the interactions which exist between dipolar molecules should render a description in作者: FACT 時(shí)間: 2025-3-25 18:15 作者: 樹(shù)膠 時(shí)間: 2025-3-25 22:29
,Dielectric Spectroscopy and Multidimensional NMR — a Comparison,outset. The benefits of the seeming complexity inherent in theory and experiment of NMR, as compared to BDS, are numerous: NMR is element specific and the selectivity to the dynamics of certain sites or groups within a molecule or to certain components within a mixture can often be enhanced further 作者: separate 時(shí)間: 2025-3-26 00:20 作者: Kinetic 時(shí)間: 2025-3-26 04:59 作者: Irremediable 時(shí)間: 2025-3-26 10:34 作者: DEMN 時(shí)間: 2025-3-26 13:39 作者: Canvas 時(shí)間: 2025-3-26 20:42
https://doi.org/10.1007/978-3-663-12230-2outset. The benefits of the seeming complexity inherent in theory and experiment of NMR, as compared to BDS, are numerous: NMR is element specific and the selectivity to the dynamics of certain sites or groups within a molecule or to certain components within a mixture can often be enhanced further 作者: 序曲 時(shí)間: 2025-3-27 00:53 作者: 鉆孔 時(shí)間: 2025-3-27 05:03
The Scaling of the Dynamics of Glasses and Supercooled Liquids,作者: 吃掉 時(shí)間: 2025-3-27 05:36
https://doi.org/10.1007/978-3-322-90690-8ly on the type of confined molecules (glass-forming liquids, polymers, liquid crystals), on the properties of the (inner) surfaces (wetting, non-wetting) and on the architecture of the molecules with respect to the walls (grafted, layered or amorphous systems).作者: 顛簸下上 時(shí)間: 2025-3-27 12:43 作者: abracadabra 時(shí)間: 2025-3-27 17:20 作者: 要塞 時(shí)間: 2025-3-27 21:42 作者: Breach 時(shí)間: 2025-3-28 01:30
Effect of Pressure on the Dielectric Spectra of Polymeric Systems,ies was to unravel the effect of pressure on separating mixed processes. Since then, there have been reports on the effect of pressure on the relaxations of oxidized polyethylene [7],on the plasticization of poly(ethyl methacrylate) by sorbed carbon dioxide [8] and on the dynamics of a liquid crystalline siloxane polymer [9].作者: 缺陷 時(shí)間: 2025-3-28 03:56
Local Dielectric Relaxation by Solvation Dynamics,ing the emission spectra .. as a function of time using straightforward techniques of optical spectroscopy. The key quantity for assessing the dynamics of the liquid is the time dependent average emission energy 〈. (.)〉1.作者: 果核 時(shí)間: 2025-3-28 07:34
Broadband Dielectric Measurement Techniques (10-6 Hz to 1012 Hz),patial extent of the sample on the electric field distribution are neglected. With increasing frequency the geometrical dimensions of the sample capacitor become more and more important limiting this approach to about 10 MHz. In addition parasitic impedances caused by cables, connectors, etc. become important at frequencies >100 kHz.作者: VEST 時(shí)間: 2025-3-28 13:28 作者: 善變 時(shí)間: 2025-3-28 18:07
Molecular and Collective Dynamics of (Polymeric) Liquid Crystals, properties, the latter enables one to modify (to “switch”) the orientation of the molecules by use of external electric or magnetic fields. Broadband dielectric spectroscopy has turned out to be a versatile tool to study the dynamics in these systems.作者: Spinal-Tap 時(shí)間: 2025-3-28 19:20
Marketingforschung und K?uferverhaltenns of polar moieties in these systems in an extraordinary broad frequency and temperature range. A further benefit results from the fact that its sensitivity increases with decreasing sample thickness and hence with decreasing amount of sample material.作者: 不朽中國(guó) 時(shí)間: 2025-3-29 00:39 作者: 全神貫注于 時(shí)間: 2025-3-29 04:40
Molecular Dynamics in Thin Polymer Films,ns of polar moieties in these systems in an extraordinary broad frequency and temperature range. A further benefit results from the fact that its sensitivity increases with decreasing sample thickness and hence with decreasing amount of sample material.作者: Dedication 時(shí)間: 2025-3-29 07:43
Dielectric Properties of Inhomogeneous Media, occurs at frequencies lower than the time scales typical of dipolar polarizations. Moreover, the contribution of interfacial polarization to the dielectric properties of a material is often much larger than the dipolar contributions.作者: 商品 時(shí)間: 2025-3-29 13:16
https://doi.org/10.1007/978-3-8350-5481-3patial extent of the sample on the electric field distribution are neglected. With increasing frequency the geometrical dimensions of the sample capacitor become more and more important limiting this approach to about 10 MHz. In addition parasitic impedances caused by cables, connectors, etc. become important at frequencies >100 kHz.作者: browbeat 時(shí)間: 2025-3-29 19:00 作者: CYN 時(shí)間: 2025-3-29 22:34
Das Marketingsystem als Verhaltenssystem properties, the latter enables one to modify (to “switch”) the orientation of the molecules by use of external electric or magnetic fields. Broadband dielectric spectroscopy has turned out to be a versatile tool to study the dynamics in these systems.作者: contradict 時(shí)間: 2025-3-30 02:15 作者: 人類學(xué)家 時(shí)間: 2025-3-30 06:19 作者: grudging 時(shí)間: 2025-3-30 09:38
Broadband Dielectric Measurement Techniques (10-6 Hz to 1012 Hz),an this dynamic range different measurement systems based on different measurement principles have to be combined (Fig. 2.1) From 10. to 10. Hz lumped circuit methods are used in which the sample is treated as a parallel or serial circuit of an ideal capacitor and an ohmic resistor. Effects of the s作者: CONE 時(shí)間: 2025-3-30 13:30
Molecular Dynamics in Confining Space, results from interactions of a host system with guest molecules which take place at the interface between both, the latter originates from the inherent length scale on which the underlying molecular fluctuations take place. Surface effects cause a decrease while confinement effects are characterise作者: 無(wú)瑕疵 時(shí)間: 2025-3-30 19:46
Molecular Dynamics in Polymer Model Systems,the fact that a broad dynamical range from the milli- to the Giga-Hertz region can be covered by this method in its modern form (see Chap. 2). Therefore motional processes which take place for polymeric systems on extremely different time scales can be investigated in a broad frequency and temperatu作者: 不規(guī)則的跳動(dòng) 時(shí)間: 2025-3-30 23:11
Effect of Pressure on the Dielectric Spectra of Polymeric Systems, The pressure dependence of the viscoelastic relaxation times is of paramount importance because hydrostatic pressure is encountered in the extrusion and molding processes [1]. Dielectric spectroscopy was among the first dynamic techniques to take advantage of pressure through the recognition of the作者: 粗魯?shù)娜?nbsp; 時(shí)間: 2025-3-31 03:06 作者: elucidate 時(shí)間: 2025-3-31 07:51
