نتایج جستجو برای: fragmentation measurement
تعداد نتایج: 474775 فیلتر نتایج به سال:
Beams of Carbon nuclei are now in use or planned to be used in various centers for cancer treatment around the world. The knowledge of the fragmentation of Carbon nuclei when they interact with the human body is important for evaluating of the spatial profile of their energy deposition in the tissues, hence the damage to tissues neighbouring the tumor. To this purpose, the identification of the...
In this work, we calculate DGLAP evolution equation at LO and NLO by Laplace method for fragmentation function of gluon to meson or baryon. To prove the validity of this method, we evolve the fragmentation functions of andby using this method. In this method, it is not necessary to calculate these functions in Laplace space. This method is just used for simplifing the equations
P-19: Effect of Three Sperm Preparation Methods on Sperm DNA Integrity and Oocyte Fertilization Rate
Background: Techniques of sperm preparation require centrifugation to separate spermatozoa from the seminal plasma. The centrifugation can induce damage to the spermatozoa and increase reactive oxygen species(ROS) productionspecially in leukospermic speciemens that are associated with impaired function and fertilizing capacity. However in ICSI, fertilization can occure with damage DNA sperm but...
The latest measurements of D 0 , + and s mesons with the final Λ c ,Ξ 0,+ Σ 0,++ first measurement Ω baryons performed ALICE detector at midrapidity in pp collisions √S = 5.02 TeV 13 are presented. Furthermore, recent /D yield ratio, measured down to p T p-Pb discussed. Finally, charm fragmentation fractions production cross section per unit rapidity shown for both using all ground state hadrons.
Abstract In the shatter regime of a Whipple shield, large central fragment makes significant contribution to damage-causing capacity debris cloud. Herein we present feasible scheme for identification and measurement this propose an alternative approach ballistic limit equation (BLE) deducing in based on fragment’s characteristics. This BLE is compared with phenomenological BLE, JSC Ryan curve. ...
Direct photon-hadron correlations greatly improve our ability to perform jet tomography in heavy-ion collisions because the momentum of the direct photon can be used to constrain the initial momentum of the opposing jet. By comparing the spectrum of away-side hadrons observed in heavy ion collisions to the spectrum seen in nucleon collisions we can quantify the medium modification to the fragme...
A comprehensive investigation was carried out to minimize the cost price of the rock fragmentation process including: drilling, blasting, secondary blasting and separating the large boulders (oversize rocks) while loading, until the optimized fragmentation, powder factor and ratio of burden (B) to blasthole diameter (?h) were achieved by doing several stages of drilling and blasting practically...
Introduction: The amount of expression of BAX and BCL-2 genes in infertile men’s sperm as well as its association with sperm parameters and DNA fragmentation index is an issue which has not been studied yet. In this research, it is assumed that up-regulation of BAX and downregulation of BCL-2 are directly associated with sperm DNA fragmentation. Methods: After obtaining semen samples from the ...
Purpose Fragmentation can inhibit joint goals and performance measures. Therefore, the purpose of this study is to investigate level fragmentation between public, private third sectors in a hybrid organization's management systems effects propose hypotheses new research methods for future studies. Design/methodology/approach The inductive design was based on mixed method approach. As empirical ...
Using the recent measurement of the total production rate for Bs and B ∗ s mesons in electron-positron annihilation to determine the strange quark mass parameter in the b̄ → Bs, B ∗ s fragmentation functions we calculate the momentum distributions of the Bs and B ∗ s mesons. Internet address: [email protected] Internet address: [email protected] Recently the probability for a heavy qu...
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