نتایج جستجو برای: nuclear reaction and scattering
تعداد نتایج: 16945123 فیلتر نتایج به سال:
normal 0 false false false en-us x-none fa microsoftinternetexplorer4 background: in radiation therapy with ion beams, lateral distributions of absorbed dose in the tissue are important. heavy ion therapy, such as carbon-ion therapy, is a novel technique of high-precision external radiotherapy which has advantages over proton therapy in terms of dose locality and biological effectiveness. metho...
We study exclusive $\pi^+ \pi^-$ pair production near $\rho^0$ resonance peak in ultraperipheral heavy ion collisions. Pion can either be produced via two photon fusion process or from the decay of photon-nuclear reaction. At very low transverse momentum, electromagnetic and nuclear amplitudes become comparable. show that Coulomb interference amplitude gives rise to sizable $\cos \phi$ 3\phi$ a...
1n"a relativistic heavy-ion reaction, there are many processes which contribute to fragmentation phenomenon. Here we examine two: the direct fragmentation process in which the detected proton is emitted from a parent nucleus without additional scattering, and the hard scattering process in which a nucleon from one nucleus makes a collision with a nucleon from the other nucleus. In terms of a co...
In this talk we review the consequences of the chiral SU(3) symmetry for strangeness propagation in nuclear matter. Objects of crucial importance are the meson-baryon scattering amplitudes obtained within the chiral coupled-channel effective field theory. Results for antikaon and hyperonresonance spectral functions in cold nuclear matter are presented and discussed. The importance of the Σ(1385...
in this study, a simple, rapid and selective method was developed for the determination of dexamethasone. the proposed method is based on inhibitory effect of dexamethasone on the oxidation of orange-g by bromate in sulfuric acid media. the reaction was followed spectrophotometrically at 478.5 nm (?max). under optimum experimental conditions, (72.6 ?mol l-1 of orange-g, 0.76 mol l-1 of h2so4, 0...
We present the results of our calculation which has been performed to study the nuclear effects in the quasielastic, inelastic and deep inelastic scattering of neutrinos(antineutrinos) from nuclear targets. These calculations are done in the local density approximation. We take into account the effect of Pauli blocking, Fermi motion, Coulomb effect, renormalization of weak transition strengths ...
Complementary measurements have been performed for the level density and γ strength function in 162 Dy using inelastic 3 He scattering. Comparing these results to previous measurements using the 163 Dy(3 He,α) reaction , reveals that the measured quantities above 1.5 MeV do not depend significantly on the nuclear reaction chosen.
We investigate the impact of ambiguities coming from choice optical potentials and nucleon-nucleon scattering cross sections on spectroscopic factors extracted \(^{12}\)C\((p,2p)^{11}\)B reaction. These are evaluated by analyzing reaction at 100 200 MeV within framework distorted-wave impulse approximation with realistic choices nuclear inputs. The results show that studied considerably large i...
in this project, 4,4?-methylenebis(3-chloro-2,6-diethyl trimellitimidobenzene) as a diacid, was prepared by the reaction of trimellitic anhydride (tma) with 4,4?-methylenebis(3-chloro-2,6-diethylaniline) (mcdea). the novel poly(amide-imide) (pai) was synthesized from the reaction of 4,4?-methylenebis(3-chloro-2,6-diethyl trimellitimidobenzene) as a diacid with mcdea under green condition using ...
The heavy ion interaction of 11.67 MeV/u 197Au+ 197Au has been investigated using mica as a passive detector. By employing Solid State Nuclear Track Detection Technique the data of elastic scattering as well as inelastic reaction channel was collected. The off-line data analysis of multi-pronged events was performed by measuring the three-dimensional geometrical coordinates of correlated tracks...
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