scholarly journals Sums of Direct-Channel Regge-Pole Contributions and Crossing Symmetry

1968 ◽  
Vol 176 (5) ◽  
pp. 2026-2033 ◽  
Author(s):  
N. N. Khuri
1981 ◽  
Vol 36 (5) ◽  
pp. 443-446 ◽  
Author(s):  
D. Majumdar ◽  
A. Roy Chowdhury ◽  
T. Roy

Abstract Differential scattering cross-sections for the elastic scattering of α by C12 at laboratory bombarding energies from 11.0 to 16.0 MeV have been evaluated in the direct channel Regge-pole formalism, taking into account the contributions from a few nearby dominant excited levels of the compound nucleus O16 and incorporating the background effect. The relevant pole-parameters have also been predicted.


1973 ◽  
Vol 50 (6) ◽  
pp. 1916-1927 ◽  
Author(s):  
Takahiko Kondo ◽  
Yoshimitsu Shimizu ◽  
Hirotaka Sugawara

1968 ◽  
Vol 20 (13) ◽  
pp. 689-691 ◽  
Author(s):  
Christoph Schmid
Keyword(s):  

2018 ◽  
Vol 27 (08) ◽  
pp. 1830005 ◽  
Author(s):  
László Jenkovszky ◽  
Rainer Schicker ◽  
István Szanyi

We review the elastic and diffractive scatterings of protons (called also the “forward physics”) with emphasis on the LHC data, especially those deviating from the expectations based on extrapolations from earlier measurements at the ISR and Fermilab and thus triggering searches for new ideas, models and theories. We list these new data and provide a brief introduction of available theoretical approaches, mainly those based on analyticity, crossing symmetry and unitarity, particularly the Regge pole model realizing these concepts. Fits to the data are presented and tensions between theoretical predictions and the data that may indicate the way to further progress are in the focus of our paper.


2020 ◽  
Vol 12 (8) ◽  
pp. 3236
Author(s):  
Gan Wan ◽  
Gang Kou ◽  
Tie Li ◽  
Feng Xiao ◽  
Yang Chen

Due to the popularization of the concept of “new retailing”, we study a new commercial model named O2O (online-to-offline), which is a good combination model of a direct channel and a traditional retail channel. We analyze an O2O supply chain in which manufacturers are responsible for making green products and selling them through both online and offline channels. The retailer is responsible for all online and offline channels’ orders, and the manufacturer gives the retailer a fixed fee. We construct a mathematical function model and analyze the greenness and pricing strategies of centralized and decentralized settings through the retailer Stackelberg game model. Due to the effects of the double marginalization of supply chain members, we adopt a simple contract to coordinate the green supply chain. The paper’s contributions are that we obtain pricing and greening strategies by taking the cooperation of offline channels and online channels into consideration under the O2O green supply chain environment.


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