Results 41 to 50 of about 145,675 (315)

Tunneling and Tax Aggressiveness [PDF]

open access: yes, 2020
In Brazil, there are no mechanisms to identify cases where controlling shareholders might be using tax aggressiveness as a strategy to expropriate value from minority shareholders, the practice known as tunneling.
Israel Lucas de Oliveira Aguiar,Felipe Ramos Ferreira,Silvania Neris Nossa,Edvan Soares de Oliveira
core   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Tunneling spectroscopy of magnetic tunnel junctions [PDF]

open access: yes, 2010
Drewello V. Tunneling spectroscopy of magnetic tunnel junctions. Bielefeld (Germany): Bielefeld University; 2010.In this thesis, magnetic tunnel junctions based on MgO barriers have been prepared and investigated.
Drewello, Volker
core  

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Calculation of process load of deep-buried asymmetric multi-arch tunnels

open access: yesYantu gongcheng xuebao, 2020
Deep-buried asymmetric multi-arch tunnels have complex mechanical features such as geometric asymmetry, structural asymmetry and left-to-right load asymmetry. There have been no relevant codes and standards for the process of construction on the pressure
GAO Hong-jie , HE Ping , CHEN Zheng
doaj   +1 more source

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Tunneling in a cavity [PDF]

open access: yesPhysical Review A, 1996
The mechanism of coherent destruction of tunneling found by Grossmann et al. [Phys. Rev. Lett. 67, 516 (1991)] is studied from the viewpoint of quantum optics by considering the photon statistics of a single mode cavity field which is strongly coupled to a two-level tunneling system (TS).
Neu, Peter, Silbey, Robert J.
openaire   +3 more sources

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Tunneling of Hydrogen and Deuterium Atoms on Interstellar Ices (Ih and ASW)

open access: yesFrontiers in Astronomy and Space Sciences, 2021
Model calculations are performed to investigate the kinetic isotope effect of hydrogen and deuterium atom diffusion on hexagonal ice and amorphous solid water. Comparisons with experimental results by Kuwahata et al. (Phys. Rev. Lett., Sep. 2015, 115 (13)
Gunnar Nyman
doaj   +1 more source

Tunneling times and excited state interactions between chromophores [PDF]

open access: yes, 2001
This Thesis consists of two related parts. The first part (Chapters 2 and 3) presents the results of a fundamental theoretical study of the interpretation of quantum mechanics, and particularly of tunneling processes.
Stomphorst, R.
core  

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