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Related papers: Valley Degeneracies in (111) Silicon Quantum Wells

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The global scales of solar convection are studied through three-dimensional simulations of compressible convection carried out in spherical shells of rotating fluid which extend from the base of the convection zone to within 15 Mm of the…

Astrophysics · Physics 2009-11-13 Mark S. Miesch , Allan Sacha Brun , Marc L. Derosa , Juri Toomre

The model-free analysis of experimental data in the intensities of two-step cascades into 163Dy shows, that the basically special features of the cascade gamma-decay of its compound-state completely correspond to those observed in other…

Nuclear Experiment · Physics 2007-09-28 V. A. Khitrov , A. M. Sukhovoj , Pham Dinh Khang , Vuong Huu Tan , Nguyen Xuan Hai

The Higgs boson decay into bottom quarks is the dominant decay channel contributing to its total decay width, which can be used to measure the bottom quark Yukawa coupling and mass. This decay width has been computed up to…

High Energy Physics - Phenomenology · Physics 2025-03-25 Jian Wang , Xing Wang , Yefan Wang

The O(alpha_s) SUSY QCD corrections to the decays of the MSSM Higgs bosons into bottom quarks and squarks can be very large for large tan beta in the on--shell renormalization scheme. We improve the calculation by a careful choice of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Y. Yamada , H. Eberl , K. Hidaka , S. Kraml , W. Majerotto

Inspired by the profound physical connotations and potential application prospects of the valleytronics, we design a two-dimensional (2D) WS2/h-VN magnetic van der Waals (vdW) heterostructure and study the control of valley degree of…

Computational Physics · Physics 2019-12-04 Congming Ke , Yaping Wu , Weihuang Yang , Zhiming Wu , Chunmiao Zhang , Xu Li , Junyong Kang

It is demonstrated in the context of the simple one-dimensional example of a barrier in an infinite well, that highly complex behavior of the time evolution of a wave function is associated with the almost degeneracy of levels in the…

Condensed Matter · Physics 2008-12-18 L. P. Horwitz , J. Levitan , Y. Ashkenazy

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector a precise knowledge of their decay properties is mandatory. We evaluate all two-body…

High Energy Physics - Phenomenology · Physics 2015-06-11 S. Heinemeyer , C. Schappacher

In solid, the crystalline structure can endow electron an internal degree of freedom known as valley, which characterizes the degenerate energy minima in momentum space. The recent success in optical pumping of valley polarization in 2D…

Mesoscale and Nanoscale Physics · Physics 2017-03-07 Xing-Tao An , Jiang Xiao , M. W. -Y. Tu , Hongyi Yu , Vladimir I. Fal'ko , Wang Yao

The energy spectrum of the $^{12}C$ nucleus with $(J^{\pi}, T)=(0^+,0)$ and $(2^+,0)$ is investigated in the framework of the multicluster dynamical model by using a deep $\alpha \alpha$-potential with forbidden states in the S and D waves.…

Nuclear Theory · Physics 2008-11-26 E. M. Tursunov

The Little Higgs mechanism, as realized in various models, requires a set of new massive gauge bosons, some of which mix with gauge bosons of the Standard Model. For a range of mixing angles the coupling of gauge bosons to scalars can…

High Energy Physics - Phenomenology · Physics 2008-11-26 John Boersma , Andrew Whitbeck

Manipulation of intrinsic electron degrees of freedom, such as charge and spin, gives rise to electronics and spintronics, respectively. Electrons in monolayer materials with a honeycomb lattice structure, such as the Transition-Metal…

Strongly Correlated Electrons · Physics 2018-11-27 E. C. Marino , Leandro O. Nascimento , Van Sérgio Alves , N. Menezes , C. Morais Smith

Trace formulas for the contributions of degenerate periodic-orbit families to the semiclassical level density in truncated spherical hard-wall potentials are derived. In addition to the portion of the continuous periodic-orbit family…

Nuclear Theory · Physics 2018-12-19 Ken-ichiro Arita

Increasing the valley splitting in Si-based heterostructures is critical for improving the performance of semiconductor qubits. This paper demonstrates that the two low-energy conduction band valleys are not independent parabolic bands.…

Materials Science · Physics 2025-12-29 S Akbar Jafari , Hendrik J Bluhm , David P Divincenzo

The deformation potentials of cubic semiconductors are re-examined from the point of view of the extended-basis $sp^3d^5s^*$ tight-binding model. Previous parametrizations had failed to account properly for trigonal deformations, even…

Materials Science · Physics 2009-11-13 J. -M. Jancu , P. Voisin

Exploiting the valley degree of freedom to store and manipulate information provides a novel paradigm for future electronics. A monolayer transition metal dichalcogenide (TMDC) with broken inversion symmetry possesses two degenerate yet…

Through the spin rearrangement scheme in the heavy quark limit, we have performed a comprehensive investigation of the decay pattern and production mechanism of the hidden beauty di-meson states, which are either composed of a P-wave bottom…

High Energy Physics - Phenomenology · Physics 2015-03-09 Li Ma , Xiao-Hai Liu , Xiang Liu , Shi-Lin Zhu

We study the decay law of the Sinai Well in $D$ dimensions and relate the behavior of the decay law to internal distributions that characterize the dynamics of the system. We show that the long time tail of the decay is algebraic ($1/t$),…

chao-dyn · Physics 2016-08-14 A. J. Fendrik , M. J. Sánchez

Quantum materials have exhibited attractive electro-mechanical responses, but their piezoelectric coefficients are far from satisfactory due to the lack of fundamental mechanisms to benefit from the quantum effects. We discovered the valley…

Computational Physics · Physics 2022-01-28 Yilimiranmu Rouzhahong , Chao Liang , Chong Li , Biao Wang , Huashan Li

In the collider phenomenology of extensions of the Standard Model with partner particles, cascade decays occur generically, and they can be challenging to discover when the spectrum of new particles is compressed and the signal cross…

High Energy Physics - Phenomenology · Physics 2023-08-04 Maaz Ul Haq , Can Kilic , Benjamin Lawrence-Sanderson , Ram Purandhar Reddy Sudha

A scattering mechanism stemming from the Stark-shift of energy levels by electric fields in semiconductor quantum wells is identified. This scattering mechanism feeds off interface roughness and electric fields, and modifies the well known…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Raj K. Jana , Debdeep Jena