نتایج جستجو برای: functionality
تعداد نتایج: 54487 فیلتر نتایج به سال:
We analyze second-order M1-M1 and M1-E2 effects on the hyperfine structure HFS of the lowest-energy P states of alkali-metal atoms arising from the coupling of the two J=1 /2,3 /2 fine-structure levels through the hyperfine interaction. We find these effects to be especially sizable in Li, leading to a 9 correction to the most accurate reported experimental value of the A P1/2 HFS constant of L...
purpose: this study investigated functionality statues and surgical outcome of patients with cervical spondylotic myelopathy (csm) contains cervical herniated disc (chd) and cervical spinal stenosis (css) based on the japanese orthopedic association cervical myelopathy evaluation questionnaire (joacmeq). methods: this was a prospective clinical study a sample of cases with csm. patient’s functi...
Contributions to HFS and to the Lamb shift intervals of order α(Zα) induced by the graph with the two-loop overlapping electron self-energy diagram inserted in the electron line are considered. Explicit expression for the overlapping two-loop self-energy diagram in the Fried-Yennie gauge is obtained. Contributions both to HFS and Lamb shift induced by the diagram containing such subgraph are ca...
Measuring the hyperfine structure HFS of long-lived P2 states of divalent atoms may offer the opportunity of extracting relatively unexplored nuclear magnetic octupole and electric hexadecapole moments. Here, using relativistic many-body methods of atomic structure and the nuclear shell model, we evaluate the effect of these higher nuclear moments on the hyperfine structure. We find that the se...
the objective of this study was to determine the effects of 8 levels of threonine (0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0 and 1.1%) and 2 levels of protein (17.5 and 20.5%) on growth performance, gut sizes and morphology as well as to estimate standardized ileal digestible (sid) thr requirements in ross 308 males at 0 to 21 days of age. chicks were randomized into 64 battery cages (5 chicks per ...
Measuring the hyperfine structure (HFS) of long-lived P2 states of divalent atoms may offer the opportunity of extracting relatively unexplored nuclear magnetic octupole and electric hexadecapole moments. Here, using relativistic many-body methods of atomic structure and the nuclear shell model, we evaluate the effect of these higher nuclear moments on the hyperfine structure. We find that the ...
A universal description of the hyperfine splittings (HFS) in bottomonium and the Bq (q 1⁄4 n, s, c) mesons is obtained with a universal strong coupling constant sð Þ 1⁄4 0:310 in a spin-spin potential. Other characteristics are calculated within the field correlator method, taking the freezing value of the strong coupling independent of nf. The HFS MðB Þ MðBÞ 1⁄4 45:5ð1Þ MeV, MðB sÞ MðBsÞ 1⁄4 4...
Human Flesh Search((HFS) is a search phenomenon emerging on the Internetin recent years, which integrates machine search and manual search, and is usually used to find or identify immoral events or characters. But problematically in the process of HFS, the personal information of search objects is posted on the Internet, which seriously violates the privacy protection of the search objects and ...
In an opportunistic network (OPPNET), the forwarding schemes for adhoc networks are not applicable since there is no complete path between the source and the destination node and relay nodes should store messages when no forwarding opportunity exists. Recently several proper schemes have been proposed in an OPPNET. Among them, floodingbased schemes result in very high network traffic and low tr...
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