scholarly journals OnD→Xul+l−within the Standard Model and frameworks like the littlest Higgs model withTParity

2011 ◽  
Vol 83 (11) ◽  
Author(s):  
Ayan Paul ◽  
Ikaros I. Bigi ◽  
Stefan Recksiegel
2012 ◽  
Vol 27 (28) ◽  
pp. 1250158 ◽  
Author(s):  
XIAO-FANG HAN ◽  
LEI WANG

In the simplest little Higgs model the new flavor-changing interactions between heavy neutrinos and the Standard Model leptons can generate contributions to some lepton flavor violating decays of Z-boson at one-loop level, such as Z→τ±μ∓, Z→τ±e∓ and Z→μ±e∓. We examine the decay modes and find that the branching ratios can reach 10-7 for the three decays, which should be accessible at the GigaZ option of the ILC.


2009 ◽  
Vol 24 (24) ◽  
pp. 1943-1953 ◽  
Author(s):  
HUI-DI YANG ◽  
CHONG-XING YUE ◽  
JIA WEN ◽  
YONG-ZHI WANG

We consider the rare top decays t → qh and [Formula: see text] (q = u or c) in the context of the smallest Higgs model with T-parity (called the LHT model). We find that the LHT model can significantly enhance the values of the branching ratios Br (t → qh) and [Formula: see text] with respect to those predicted by the standard model (SM).


2016 ◽  
Vol 31 (10) ◽  
pp. 1650059
Author(s):  
Guo-Li Liu ◽  
Jun-Peng Li ◽  
Xiao-Fei Guo ◽  
Xiao-Fang Han

The left–right twin Higgs (LRTH) model, which adds an extra set of the Higgs to the Standard Model (SM) Higgs spectrum by the left–right discrete symmetry, is one of the phenomenological realization of the new physics models to solve the little hierarchy problem. In this paper, we will, in the [Formula: see text] gauge, give the complete Lagrangians in this new physics model and then apply them to the processes [Formula: see text] and [Formula: see text].


Author(s):  
Sterling P. Newberry

At the 1958 meeting of our society, then known as EMSA, the author introduced the concept of microspace and suggested its use to provide adequate information storage space and the use of electron microscope techniques to provide storage and retrieval access. At this current meeting of MSA, he wishes to suggest an additional use of the power of the electron microscope.The author has been contemplating this new use for some time and would have suggested it in the EMSA fiftieth year commemorative volume, but for page limitations. There is compelling reason to put forth this suggestion today because problems have arisen in the “Standard Model” of particle physics and funds are being greatly reduced just as we need higher energy machines to resolve these problems. Therefore, any techniques which complement or augment what we can accomplish during this austerity period with the machines at hand is worth exploring.


2019 ◽  
Author(s):  
Adib Rifqi Setiawan

Put simply, Lisa Randall’s job is to figure out how the universe works, and what it’s made of. Her contributions to theoretical particle physics include two models of space-time that bear her name. The first Randall–Sundrum model addressed a problem with the Standard Model of the universe, and the second concerned the possibility of a warped additional dimension of space. In this work, we caught up with Randall to talk about why she chose a career in physics, where she finds inspiration, and what advice she’d offer budding physicists. This article has been edited for clarity. My favourite quote in this interview is, “Figure out what you enjoy, what your talents are, and what you’re most curious to learn about.” If you insterest in her work, you can contact her on Twitter @lirarandall.


2019 ◽  
Author(s):  
Adib Rifqi Setiawan

Put simply, Lisa Randall’s job is to figure out how the universe works, and what it’s made of. Her contributions to theoretical particle physics include two models of space-time that bear her name. The first Randall–Sundrum model addressed a problem with the Standard Model of the universe, and the second concerned the possibility of a warped additional dimension of space. In this work, we caught up with Randall to talk about why she chose a career in physics, where she finds inspiration, and what advice she’d offer budding physicists. This article has been edited for clarity. My favourite quote in this interview is, “Figure out what you enjoy, what your talents are, and what you’re most curious to learn about.” If you insterest in her work, you can contact her on Twitter @lirarandall.


2014 ◽  
Vol 36 (10) ◽  
pp. 2156-2167
Author(s):  
Qiang LI ◽  
Deng-Guo FENG ◽  
Li-Wu ZHANG ◽  
Zhi-Gang GAO

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