標(biāo)題: Titlebook: Nstar2007; Proceedings of the 1 Hans-Werner Hammer,Vera Kleber,Hartmut Schmieden Conference proceedings 2008 Springer-Verlag Berlin Heidelb [打印本頁] 作者: Opiate 時間: 2025-3-21 17:16
書目名稱Nstar2007影響因子(影響力)
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書目名稱Nstar2007讀者反饋學(xué)科排名
作者: Aerate 時間: 2025-3-22 00:04
https://doi.org/10.1007/978-3-540-85144-8Baryon Resonances; Excited Nuclear States; Meson Production; Non-Perturbative QCD; collision; hadron; mole作者: 菊花 時間: 2025-3-22 02:17 作者: 雪白 時間: 2025-3-22 07:49
Baryon resonance experiments at COSYning theory and experiment is required. One class of observables are properties of baryon resonances. In this article results are presented, achieved with the experiments ANKE and COSY-TOF concerning excited hyperons, the . .-pentaquark and .*-resonances decaying into strangeness.作者: 鉤針織物 時間: 2025-3-22 08:46
Quark modelslustrated by a discussion of various baryon resonance observables such as static electromagnetic moments —including a novel calculational procedure— form factors and helicity amplitudes, semileptonic decays as well as the systematics of two-body strong decay widths.作者: 哺乳動物 時間: 2025-3-22 13:45
Resonances in chiral unitary approachesth a new theoretical perspective on the nature of some of the observed excited hadrons. In this contribution some of the early achievements in the field of baryonic resonances are reviewed, the recent evidence of the two-pole nature of the .(1405) is discussed and results on charmed baryon resonances are presented.作者: Barrister 時間: 2025-3-22 18:40
Excited baryons in large Nc QCD match it to the one-gluon exchange and the one-boson exchange variants of the quark model. The matching procedure is very general and makes use of the transformation properties of states and operators under ., the permutation group acting on the orbital and spin-flavor degrees of freedom of . quarks.作者: duplicate 時間: 2025-3-23 01:18
Excited hadrons on the latticeWe review the techniques of lattice QCD calculations for excited hadrons with light quarks and outline the future challenges that are faced in calculations with fully dynamical fermions.作者: Hectic 時間: 2025-3-23 04:06 作者: 鼓掌 時間: 2025-3-23 06:40
Recent BESII resultsRecent experimental results from BESII are reviewed, including hadron spectroscopy from . decays. Searches for excited baryons and study of . and .(2.) decays are reported. The current status of BEPCII/BESII upgrade is reported.作者: etidronate 時間: 2025-3-23 10:08 作者: 詩集 時間: 2025-3-23 14:35 作者: Mendicant 時間: 2025-3-23 20:42 作者: Altitude 時間: 2025-3-24 00:34
Experiments on magnetic moments of excited baryonsusing the Crystal Ball and TAPS detectors at the MAMI accelerator facility. Preliminary results will be presented. Furthermore, the perspectives for accessing the magnetic moment of the S. (1535) resonance in radiative . photoproduction . → . will be discussed.作者: Compassionate 時間: 2025-3-24 06:19 作者: 向外才掩飾 時間: 2025-3-24 09:15
Analysis of baryon resonances in the coupled-channel Giessen modelmeson productions both in pion and photon induced reactions are presented. The importance of channel interference effects from higher order interactions are especially important. The contributions from various baryon resonances are discussed.作者: Genetics 時間: 2025-3-24 12:33
The nature of the Λ(1405)shows a narrow peak in the calculations around 1420 MeV. We also report on recent calculations of the radiative decay of the two .(1405) states and on reactions to obtain information on these decay modes. Finally, we present results for the . → . . .(1405) reaction recently measured at ANKE/COSY and compare them with theoretical results.作者: adj憂郁的 時間: 2025-3-24 18:55 作者: harmony 時間: 2025-3-24 20:01 作者: 翻布尋找 時間: 2025-3-24 23:42
Analysis of the Δ-resonance in a finite volumeallows one to determine the mass and width of the . at a reasonable accuracy, despite the fact that the “avoided level crossing” in the energy spectrum has been washed out due to the large width of the resonance.作者: Atheroma 時間: 2025-3-25 06:13 作者: 努力趕上 時間: 2025-3-25 11:09
Nucleon structure from lattice QCDribution functions, before proceeding to describe lattice studies of the Generalized Parton Distributions (GPDs). In particular, I show how lattice studies of GPDs contribute to building a three-dimensional picture of the proton, I conclude by describing the prospects for studying the structure of resonances from lattice QCD.作者: 舊石器時代 時間: 2025-3-25 14:34
Polarization in hyperon photo- and electro-productionn observables. In this paper we emphasize . + . → . . + ., discussing recent measurements of . ., . ., . for this reaction. An empirical constraint on the helicity amplitudes is obtained. A simplified model involving spin-flip and spin-non-flip amplitudes is presented. Finally, a semi-classical model of how the polarization may arise is presented.作者: 盲信者 時間: 2025-3-25 19:33
shooting and avoiding known pitfalls..Cutting-edge and thorough, .Rice Grain Quality: Methods and Protocols. is a valuable resource for all researchers interested in expanding their knowledge in this evolving field..978-1-4939-9410-6978-1-4939-8914-0Series ISSN 1064-3745 Series E-ISSN 1940-6029 作者: 提升 時間: 2025-3-25 23:24 作者: Dna262 時間: 2025-3-26 00:44
V. D. Burkertly untapped physical potential in SSA for large-scale irrigation development, but the economically viable potential remains limited. International donor agencies and national governments wanting to construct large-scale irrigation projects are recommended to assess whether their plan is likely to be作者: 涂掉 時間: 2025-3-26 08:00 作者: monopoly 時間: 2025-3-26 11:38 作者: leniency 時間: 2025-3-26 13:26 作者: 重畫只能放棄 時間: 2025-3-26 17:02
M. Kotulla resistance to insect pests and diseases for TGMS line development and physiological characterization is also discussed. In addition, the identification and validation of natural sites for TGMS self-seed multiplication and hybrid rice seed production through GIS mapping and climatic data analytical 作者: 爭議的蘋果 時間: 2025-3-27 00:11 作者: 陰郁 時間: 2025-3-27 02:41 作者: 支形吊燈 時間: 2025-3-27 08:31
Weiguo Liram. Unsuccessful deployment of BPH-resistant IR varieties was critically reviewed in relation to the standardized seedbox screening test (SSST), which had been exclusively used to breed BPH-resistant IR varieties. Sixteen of 19 IR varieties incorporated with the . and . genes were easily defeated w作者: 愉快么 時間: 2025-3-27 09:39
A. Sibirtsev believed that the resistance of small brown planthopper (SBPH) to insecticides is one of the important factors behind the recent outbreaks of smaller BPH in China. Pesticide-induced resurgence involves ecological and physiological factors. Many of the pesticides stimulate the reproduction of the br作者: diathermy 時間: 2025-3-27 15:49
A. Thomasulture and offers beautiful scenic views in rural areas, with paddy fields doubling as dams against floods, and more. Therefore, it is academically intriguing and politically important to accurately capture the production structure of the rice sector through quantitative analyses; the behavior of ri作者: Genistein 時間: 2025-3-27 20:34 作者: 等待 時間: 2025-3-28 01:52 作者: granite 時間: 2025-3-28 02:50
V. I. Mokeev,V. D. Burkert,L. Elouadrhiri,G. V. Fedotov,E. N. Golovach,E. L. Isupov,B. S. Ishkhanov,作者: abject 時間: 2025-3-28 07:42
Physics at MAMInternational GDH collaboration we have measured the photoabsorption cross sections of circularly polarized photons on longitudinally polarized protons to determine for the first time the helicity dependence of the total cross section and of the partial reaction channels in a large kinematical range,作者: harangue 時間: 2025-3-28 13:38 作者: 攤位 時間: 2025-3-28 17:23 作者: 上腭 時間: 2025-3-28 21:01
Physics at ELSAon and neutron targets. Multiple photon final states were detected in the hermetically closed Crystal Barrel/TAPS detector setup, enabling the reconstruction of various neutral meson production channels. In addition to cross sections also photon beam asymmetries and, in the . channel, recoil polaris作者: 憂傷 時間: 2025-3-29 01:01
Baryon resonance experiments at COSYning theory and experiment is required. One class of observables are properties of baryon resonances. In this article results are presented, achieved with the experiments ANKE and COSY-TOF concerning excited hyperons, the . .-pentaquark and .*-resonances decaying into strangeness.作者: 我不重要 時間: 2025-3-29 04:08
Analysis of the Δ-resonance in a finite volumey to analyze the data corresponding to the finite volume energy spectrum. By using the new method, it is further demonstrated that Lüscher’s approach allows one to determine the mass and width of the . at a reasonable accuracy, despite the fact that the “avoided level crossing” in the energy spectru作者: 虛情假意 時間: 2025-3-29 08:29 作者: 憂傷 時間: 2025-3-29 12:16 作者: defray 時間: 2025-3-29 19:15
Nucleon structure from lattice QCDntitative tool in understanding hadron structure. I describe recent progress in the computation of the nucleon form factors and moments of parton distribution functions, before proceeding to describe lattice studies of the Generalized Parton Distributions (GPDs). In particular, I show how lattice st作者: DEFER 時間: 2025-3-29 22:04 作者: 和平 時間: 2025-3-30 00:20 作者: ANT 時間: 2025-3-30 06:57 作者: obeisance 時間: 2025-3-30 10:47 作者: Kidnap 時間: 2025-3-30 14:25 作者: Foreshadow 時間: 2025-3-30 17:25
Analysis of baryon resonances in the coupled-channel Giessen modelgian Giessen model. From a partial wave analysis, including effects from both the coupled photonic and hadronic channels, we determine the masses and the widths of the baryon resonances. Spin observables are found to play an important role by providing further constraints.Recent results for the eta-作者: Memorial 時間: 2025-3-30 21:17
Excited baryons in large Nc QCD match it to the one-gluon exchange and the one-boson exchange variants of the quark model. The matching procedure is very general and makes use of the transformation properties of states and operators under ., the permutation group acting on the orbital and spin-flavor degrees of freedom of . quark作者: 吸引人的花招 時間: 2025-3-31 01:13
Physics at MAMIaximum energy of 1.5GeV was put into operation successfully and is delivering beam routinely now. The A1 collaboration is doing electron scattering experiments with a “Three Spectrometer Setup”. A first experiment using the MAMI C beam to measure the “Recoil polarisation and beam-recoil double polar作者: Hormones 時間: 2025-3-31 06:48 作者: neoplasm 時間: 2025-3-31 11:40
ation advice from the expertThis volume explores the latest advances in high-throughput phenotyping to screen milling quality, cooking and nutritional quality in breeding material, and simplifying grain quality screening in germplasm. The chapters in this book cover topics such as seed development s作者: 多余 時間: 2025-3-31 17:20
C. Gattringerowing urban market. Past studies considered poor milling facilities to be a major factor leading to the inferior quality of domestic rice. However, even with the modern milling facilities recently established in SSA, the quality of milled rice is not yet necessarily competitive with imports. Thus, f作者: 擋泥板 時間: 2025-3-31 17:35
V. D. Burkertvival is not without controversy. This chapter examines whether large-scale irrigation construction in SSA is economically viable by estimating how much it would cost if the Mwea Irrigation Scheme in Kenya, one of the best-performing irrigation schemes in SSA, were to be constructed today. The resul作者: 打谷工具 時間: 2025-3-31 22:03
H. Schmiedenvival is not without controversy. This chapter examines whether large-scale irrigation construction in SSA is economically viable by estimating how much it would cost if the Mwea Irrigation Scheme in Kenya, one of the best-performing irrigation schemes in SSA, were to be constructed today. The resul作者: 堅毅 時間: 2025-4-1 03:21 作者: Evolve 時間: 2025-4-1 08:41 作者: Thrombolysis 時間: 2025-4-1 12:50
M. Kotullaiculture and irrigation water, along with costlier chemical inputs. The three-line hybrid rice technology adoption rate is slowing down because of restricted heterosis per se, the availability of better combining ability in cytoplasmic male sterile lines, lower hybrid seed reproducibility, and limit作者: NICE 時間: 2025-4-1 15:24
E. Santopinto,R. Bijkerntry of mineral nutrients into the food chain. Arsenic (As) is a toxic heavy metal that threatens the major rice-growing regions in the world, particularly in Asia. Arsenic is ubiquitously present in moderate concentrations in the environment because of natural geological processes and anthropogenic
