Results 51 to 60 of about 7,842,451 (355)

Theoretical Studies of dilute Bose-Einstein condensates in a double-well potential [PDF]

open access: yes, 2004
In this Thesis we apply the Gross-Pitaevskii equation (GPE) to describe properties of a dilute, near zero temperature Bose gas for various confining geometries.
Sakellari, Eleni
core  

Tourism Degrowth and Resident Well-being [PDF]

open access: yes
An increasing number of tourism researchers now advance the notion of tourism degrowth as a serious and viable alternative to the mainstream, growth-oriented approach to managing tourism development. The paper seeks to clarify, at a conceptual level, the
Dwyer, L, Dwyer, Larry
core   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Particle tunneling and scattering in a three-dimensional potential with a hard core and an external potential barrier [PDF]

open access: yesЯдерна фізика та енергетика, 2009
The non-relativistic particle tunneling and scattering through a spherical three-dimensional potential barrier (either rectangular, or Coulomb repulsion), containing a spherical potential rectangular well with a hard core inside, had been studied.
V. S. Olkhovsky, M. V. Romaniuk
doaj  

Novel light beam propagation through optical "potential well"

open access: yes, 2003
The propagation of a Gaussian-shaped beam through a slab of optically denser dielectric medium in the air, a two-dimensional optical counterpart of the quantum potential well, is investigated in order to elucidate the negative lateral shifts of ...
C.-F. Li, Li, CF, X.-H. Huang, Huang, XH
core   +1 more source

On a Kirchhoff type problems with potential well and indefinite potential

open access: yesElectronic Journal of Differential Equations, 2015
In this paper, we study the following Kirchhoff type problem:% $$ \left\{\aligned&-\bigg(α\int_{\bbr^3}|\nabla u|^2dx+1\bigg)Δu+(λa(x)+a_0)u=|u|^{p-2}u&\text{ in }\bbr^3,\\% &u\in\h,\endaligned\right.\eqno{(\mathcal{P}_{α,λ})}% $$ where ...
Yuanze Wu, Yisheng Huang, Zeng Liu
openaire   +4 more sources

An infinite square-well potential as a limiting case of a square-well potential in a minimal-length scenario [PDF]

open access: yesInternational Journal of Modern Physics A, 2020
One of the most widely problem studied in quantum mechanics is of an infinite square-well potential. In a minimal-length scenario its study requires additional care because the boundary conditions at the walls of the well are not well fixed. In order to avoid this we solve the finite square-well potential whose the boundary conditions are well fixed ...
Gonçalves, André Oakes O.   +6 more
openaire   +2 more sources

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Energy distribution of the "shake off" electrons of the atomic shell at internal conversion [PDF]

open access: yesЯдерна фізика та енергетика, 2009
Researches of the energy spectrum of electrons of "shake off" are conducted at internal conversion of transition 122 keV E2 in the decay of 152Eu. The measurements are executed in the range of 200 - 1000 eV on the installation of coincidences of γ-quanta
N. F. Mitrokhovich
doaj  

Isotope fractionation factors of N(2)O diffusion

open access: yes, 2008
Isotopic signatures of N(2)O are increasingly used to constrain the total global flux and the relative contribution of nitrification and denitrification to N(2)O emissions. Interpretation of isotopic signatures of soil-emitted N(2)O can be complicated by
Flessa, Heinz, Well, Reinhard
core   +1 more source

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