標(biāo)題: Titlebook: Chemically Induced Magnetic Polarization; Proceedings of the N L. T. Muus,P. W. Atkins,J. B. Pedersen Conference proceedings 1977 D. Reidel [打印本頁] 作者: HAG 時(shí)間: 2025-3-21 20:00
書目名稱Chemically Induced Magnetic Polarization影響因子(影響力)
書目名稱Chemically Induced Magnetic Polarization影響因子(影響力)學(xué)科排名
書目名稱Chemically Induced Magnetic Polarization網(wǎng)絡(luò)公開度
書目名稱Chemically Induced Magnetic Polarization網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Chemically Induced Magnetic Polarization被引頻次
書目名稱Chemically Induced Magnetic Polarization被引頻次學(xué)科排名
書目名稱Chemically Induced Magnetic Polarization年度引用
書目名稱Chemically Induced Magnetic Polarization年度引用學(xué)科排名
書目名稱Chemically Induced Magnetic Polarization讀者反饋
書目名稱Chemically Induced Magnetic Polarization讀者反饋學(xué)科排名
作者: rheumatology 時(shí)間: 2025-3-21 22:42 作者: 固執(zhí)點(diǎn)好 時(shí)間: 2025-3-22 03:58 作者: Cpap155 時(shí)間: 2025-3-22 05:56
Flash-Photolysis Electron Spin Resonance,reaction pathways to other radicals. This provides complementary mechanistic information to CIDNP which shows pathways to diamagnetic products. Secondary polarization can be used to produce radicals with non-equilibrium spin populations in great variety for relaxation and kinetic studies.作者: archenemy 時(shí)間: 2025-3-22 12:07 作者: Mediocre 時(shí)間: 2025-3-22 16:41
Aneurisma dell’aorta addominale sottorenaleDEP mechanism, this failure is quite understandable. It was the numerous observations of CIDNP in nuclear magnetic resonance (NMR) spectra, beginning in 1967 with the work of Bargon, Fischer and Johnson [2] and Ward and Lawler [3], that provided both stimulus and a sizable body of experimental data 作者: Mediocre 時(shí)間: 2025-3-22 20:15 作者: iodides 時(shí)間: 2025-3-23 00:01
Aneurisma dell’aorta addominale sottorenalereaction pathways to other radicals. This provides complementary mechanistic information to CIDNP which shows pathways to diamagnetic products. Secondary polarization can be used to produce radicals with non-equilibrium spin populations in great variety for relaxation and kinetic studies.作者: 致詞 時(shí)間: 2025-3-23 01:45
Endoprotesi aortica con endoleak di tipo IIclude chemical reactions and polarization production. The time resolution or response time of the spectrometer, is a lower limit to the time constants that can be determined.. Whenever the response time is comparable to or larger than the smallest time constant (e.g T.) then one must include the eff作者: prolate 時(shí)間: 2025-3-23 08:04 作者: 沉思的魚 時(shí)間: 2025-3-23 11:44 作者: fallible 時(shí)間: 2025-3-23 15:09 作者: 骯臟 時(shí)間: 2025-3-23 21:54 作者: JOT 時(shí)間: 2025-3-23 22:56
Aneurisma dell’aorta addominale sottorenalees, (2) the relation of irreversible decay to the strength of the perturbation and the density of final states using the Bixon-Jortner model, (3) an outline of the Born-Oppenheimer approximation and its role in internal conversion, and (4) an account of the group theoretical analysis of intersystem crossing processes.作者: 灌溉 時(shí)間: 2025-3-24 04:40 作者: glisten 時(shí)間: 2025-3-24 10:08 作者: 積習(xí)已深 時(shí)間: 2025-3-24 11:55
Aneurisma in emorragia subaracnoideaynamic electron and nuclear polarization (CIDEP and CIDNP respectively). They arise from species (radicals or reaction products) that are formed with non-equilibrium spin state populations. CIDEP has first been found by Fessenden and Schuler in 1963 (1), but did not receive much attention at the tim作者: 使饑餓 時(shí)間: 2025-3-24 15:12
https://doi.org/10.1007/978-88-470-1427-5nts and may be decomposed thermally at temperatures sufficiently high to permit their isolation and purification, but low enough to be accessible with routinely available nmr variable temperature accessories. Equally important, however, is the well defined radical pair initially formed from the deco作者: 整潔 時(shí)間: 2025-3-24 21:28 作者: 尋找 時(shí)間: 2025-3-25 00:33 作者: 雀斑 時(shí)間: 2025-3-25 04:57
Aneurisma dell’aorta addominale sottorenalen of the nuclear spin states of the products and reactants, and similar anomalies in the electron spin state population of the free radical intermediates. The nuclear and electron polarizations are referred to as chemically induced dynamic nuclear polarization (CIDNP) and chemically induced electron作者: 背景 時(shí)間: 2025-3-25 11:13
https://doi.org/10.1007/978-88-470-1171-7gement necessary for pulse ESR experiments with submicrosecond time resolution is discussed. Direct detection of the ESR signal with no field modulation is preferred so that quantitative analysis is possible. The effect of the radiolysis pulse on the spectrometer is described. A brief review of the 作者: hedonic 時(shí)間: 2025-3-25 15:33
Aneurisma dell’aorta addominale sottorenalesh. If they are produced by reaction from triplet precursors and observed within their spin-lattice relaxation time the spectra may be completely in emission. This results from a true spin-polarization process in contrast to the spin-sorting characteristic of radical-pair processes at high magnetic 作者: Verify 時(shí)間: 2025-3-25 19:39 作者: Vulnerable 時(shí)間: 2025-3-25 22:30 作者: recede 時(shí)間: 2025-3-26 01:03
Endoprotesi aortica con endoleak di tipo IIcal quenching, and initiation with polarized light. The contents are (1) the underlying physical model, including an estimate of the magnitudes and an argument based on a simple kinetic scheme, (2) the full dynamical problem, treating relaxation, rotation, and reaction consistently.作者: infarct 時(shí)間: 2025-3-26 07:50
Endoprotesi aortica con endoleak di tipo Irmed either in the time domain or in the frequency domain with high intensity light sources. Of crucial importance is the generation of intense light pulses of a shape conducive to quantitative interpretation of the experimental data. The ESR spectrometer is operated at constant magnetic field and w作者: 比喻好 時(shí)間: 2025-3-26 12:23
Endoprotesi aortica con endoleak di tipo IIuments. Several experimental examples are taken from the literature and compared with theory. Next, the theory of CIDNP derived from biradical reactions is developed based on a simple model for the dynamic processes. The field dependence of the signals is discussed with the aid of experiments involv作者: Axillary 時(shí)間: 2025-3-26 15:10
Aneurisma dell’aorta addominale sottorenaleation of radical pairs. Chemical reactions, which change the nature of the radicals, taking place on this time scale will affect the polarization from the original pair and in addition polarization can be expected arising from the newly formed pair. From these so-called pair substitution CIDNP effec作者: Contracture 時(shí)間: 2025-3-26 18:47
Aneurisma dell’aorta addominale sottorenaled to more conventional kinetics, and includes the case of reacting particles that interact through long range forces. A general expression for the rate constant is derived. The concept of reencounters are introduced and the probability density of a reencounter is calculated for free diffusion.作者: conflate 時(shí)間: 2025-3-27 00:40 作者: AVERT 時(shí)間: 2025-3-27 03:50
978-94-010-1267-6D. Reidel Publishing Company, Dordrecht, Holland 1977作者: 散開 時(shí)間: 2025-3-27 05:23
CIDNP Exhibited by Thermally Decomposing Diacyl Peroxides,nts and may be decomposed thermally at temperatures sufficiently high to permit their isolation and purification, but low enough to be accessible with routinely available nmr variable temperature accessories. Equally important, however, is the well defined radical pair initially formed from the decomposition.作者: Generic-Drug 時(shí)間: 2025-3-27 12:09
Chemically Induced Nuclear Spin Polarization in Photo-Initiated Radical Ion Reactions,gnized. The first observation of CIDNP in a photoreaction was reported by Cocivera in 1968;. since then, more than one hundred publications dealing with a wide range of photochemical systems have appeared. The first five years of photoinitiated CIDNP were reviewed in 1972..作者: Tractable 時(shí)間: 2025-3-27 13:43
Photochemical Processes,es, (2) the relation of irreversible decay to the strength of the perturbation and the density of final states using the Bixon-Jortner model, (3) an outline of the Born-Oppenheimer approximation and its role in internal conversion, and (4) an account of the group theoretical analysis of intersystem crossing processes.作者: 充滿裝飾 時(shí)間: 2025-3-27 20:57 作者: keloid 時(shí)間: 2025-3-28 00:54 作者: 大氣層 時(shí)間: 2025-3-28 04:36
Endoprotesi aortica con endoleak di tipo IThe different types of experiments in which Chemically Induced Dynamic Electron Polarization (CIDEP) has been observed are described. Two distinct types of spin polarization are recognised and reported results are interpreted in terms of various admixtures of these two types. Reasons why one or the other predominates in a given case are suggested.作者: dearth 時(shí)間: 2025-3-28 07:07 作者: 官僚統(tǒng)治 時(shí)間: 2025-3-28 12:59
Endoprotesi aortica con endoleak di tipo IThe most commonly expressed concern about the utility of CIDNP in mechanistic chemistry is a reservation about whether the radical pathway which it reveals is the sole pathway for producing the observed products.作者: athlete’s-foot 時(shí)間: 2025-3-28 18:07 作者: G-spot 時(shí)間: 2025-3-28 19:27 作者: Guaff豪情痛飲 時(shí)間: 2025-3-29 00:02
Experimental Observation of Electron Spin Polarization in Reactions,The different types of experiments in which Chemically Induced Dynamic Electron Polarization (CIDEP) has been observed are described. Two distinct types of spin polarization are recognised and reported results are interpreted in terms of various admixtures of these two types. Reasons why one or the other predominates in a given case are suggested.作者: 表狀態(tài) 時(shí)間: 2025-3-29 05:36 作者: 上流社會 時(shí)間: 2025-3-29 09:21
The Problem of Parallel Radical and Non-Radical Mechanisms,The most commonly expressed concern about the utility of CIDNP in mechanistic chemistry is a reservation about whether the radical pathway which it reveals is the sole pathway for producing the observed products.作者: Magnificent 時(shí)間: 2025-3-29 12:46 作者: 暗指 時(shí)間: 2025-3-29 19:27 作者: 細(xì)胞學(xué) 時(shí)間: 2025-3-29 22:24 作者: 有法律效應(yīng) 時(shí)間: 2025-3-30 00:39 作者: intertwine 時(shí)間: 2025-3-30 04:21
CIDNP Exhibited by Thermally Decomposing Diacyl Peroxides,nts and may be decomposed thermally at temperatures sufficiently high to permit their isolation and purification, but low enough to be accessible with routinely available nmr variable temperature accessories. Equally important, however, is the well defined radical pair initially formed from the deco作者: Loathe 時(shí)間: 2025-3-30 08:57
Time-Dependence of CIDNP Intensities,ctly understood, that the observed nmr intensities reflect the competition between “pumping” of the nuclear spin states by a chemical reaction and relaxation of the populations to their equilibrium values [1]. It is our purpose here to illustrate and discuss some of the time dependent effects which 作者: frugal 時(shí)間: 2025-3-30 12:39 作者: conservative 時(shí)間: 2025-3-30 17:28 作者: peritonitis 時(shí)間: 2025-3-30 20:41 作者: 不舒服 時(shí)間: 2025-3-31 04:53 作者: Biofeedback 時(shí)間: 2025-3-31 05:08 作者: dialect 時(shí)間: 2025-3-31 10:25
Photochemical Processes,es, (2) the relation of irreversible decay to the strength of the perturbation and the density of final states using the Bixon-Jortner model, (3) an outline of the Born-Oppenheimer approximation and its role in internal conversion, and (4) an account of the group theoretical analysis of intersystem 作者: Stable-Angina 時(shí)間: 2025-3-31 15:22
The Triplet Mechanism,cal quenching, and initiation with polarized light. The contents are (1) the underlying physical model, including an estimate of the magnitudes and an argument based on a simple kinetic scheme, (2) the full dynamical problem, treating relaxation, rotation, and reaction consistently.作者: 設(shè)想 時(shí)間: 2025-3-31 18:21 作者: Ingenuity 時(shí)間: 2025-4-1 00:27
Low-Field Effects and CIDNP of Biradical Reactions,uments. Several experimental examples are taken from the literature and compared with theory. Next, the theory of CIDNP derived from biradical reactions is developed based on a simple model for the dynamic processes. The field dependence of the signals is discussed with the aid of experiments involv作者: VEIL 時(shí)間: 2025-4-1 05:00
Pair Substitution Effects In CIDNP,ation of radical pairs. Chemical reactions, which change the nature of the radicals, taking place on this time scale will affect the polarization from the original pair and in addition polarization can be expected arising from the newly formed pair. From these so-called pair substitution CIDNP effec作者: 狂亂 時(shí)間: 2025-4-1 08:12 作者: ordain 時(shí)間: 2025-4-1 10:12
1389-2185 et middle age it bursts into activity with some new manifestation of its versatility. This happened a few years ago, when observations on anomalous intensities were looked at more closely, and the pursuit of explanations and further evidence laid the foundations of the subjects treated in this volum作者: breadth 時(shí)間: 2025-4-1 15:19
Endoprotesi aortica con endoleak di tipo IIns is developed based on a simple model for the dynamic processes. The field dependence of the signals is discussed with the aid of experiments involving Norrish Type I cleavage of cycloalkanones. Some deficiencies of the model are pointed out. Two other reactions are also included in the discussion.作者: nonsensical 時(shí)間: 2025-4-1 21:48 作者: colloquial 時(shí)間: 2025-4-1 22:50
Low-Field Effects and CIDNP of Biradical Reactions,ns is developed based on a simple model for the dynamic processes. The field dependence of the signals is discussed with the aid of experiments involving Norrish Type I cleavage of cycloalkanones. Some deficiencies of the model are pointed out. Two other reactions are also included in the discussion.
