Results 21 to 30 of about 3,588,860 (347)

Residual stress field of HIPed silicon nitride rolling elements [PDF]

open access: yes, 2002
The residual stress field of HIPed Si3N4 rolling elements were studied. Two kinds of HIPed Si3N4 ball blanks self-finished at different nominal lapping loads ranging from 1.3 to 10.87 kgf/ball and four kinds of commercially finished 1/2 in (12.7 mm ...
Hadfield, M, Kang, J, Tobe, S
core   +1 more source

Quantum Complex Scalar Field in the Two-Dimensional Spacetime with Closed Timelike Curves and a Time-Machine Problem [PDF]

open access: yes, 1994
It is considered the quantum complex scalar field which obeys the authomorphic condition in the two-dimensional spacetime with closed timelike curves and the chronology horizon. The renormalized stress-energy tensor is obtained.
Abramowitz M   +16 more
core   +2 more sources

Cyclic electric field stress on bipolar resistive switching devices [PDF]

open access: yes, 2013
We have studied the effects of accumulating cyclic electrical pulses of increasing amplitude on the non-volatile resistance state of interfaces made by sputtering a metal (Au, Pt) on top of the surface of a cuprate superconductor YBa$_2$Cu$_3$O$_{7 ...
Acha, Carlos, Schulman, Alejandro
core   +4 more sources

Molecular and Agro-Morphological Diversity of Undercharacterized Local Bread Wheat Genetic Resources from Serbia and Bulgaria

open access: yesAgriculture
Unlocking the potential for adaptability across different conditions or environments of under-characterized local bread wheat from Serbia and Bulgaria remains critical for resilient breeding.
Sanja Mikić   +6 more
doaj   +1 more source

Stress-Energy in Liouville Conformal Field Theory [PDF]

open access: yesJournal of Statistical Physics, 2020
AbstractWe construct the stress-energy tensor correlation functions in probabilistic Liouville conformal field theory (LCFT) on the two-dimensional sphere $${\mathbb {S}}^2$$ S 2 by studying the variation of the LCFT correlation functions with respect to a smooth Riemannian metric on $${\mathbb {S}}^2$$ S 2 .
Antti Kupiainen, Joona Oikarinen
openaire   +5 more sources

Inference of internal stress in a cell monolayer [PDF]

open access: yes, 2016
We combine traction force data with Bayesian inversion to obtain an absolute estimate of the internal stress field of a cell monolayer. The method, Bayesian inversion stress microscopy (BISM), is validated using numerical simulations performed in a wide ...
Ishihara, S.   +5 more
core   +3 more sources

Genotypic variation in morpho-physiological and stomatal response to salinity in white mustard (Sinapis alba L.)

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca
Salinity negatively affects plant growth by inhibiting germination, emergence, yield, and quality; therefore, it is important to select salt-tolerant plants.
Mehmet D. KAYA   +2 more
doaj   +1 more source

Modeling of torsion stress giant magnetoimpedance in amorphous wires with negative magnetostriction

open access: yes, 2007
A model describing the influence of torsion stress on the giant magnetoimpedance in amorphous wires with negative magnetostriction is proposed. The wire impedance is found by means of the solution of Maxwell equations together with the Landau-Lifshitz ...
Antonov   +39 more
core   +1 more source

Kaluza-Klein Reduction of a Quadratic Curvature Model [PDF]

open access: yes, 2010
Palatini variational principle is implemented on a five dimensional quadratic curvature gravity model, rendering two sets of equations which can be interpreted as the field equations and the stress-energy tensor.
Baskal, S., Kuyrukcu, H.
core   +2 more sources

Genome-Wide Association Studies of Agronomic and Quality Traits in Durum Wheat

open access: yesAgriculture
Durum wheat is mainly used for products for human consumption, the quality of which depends on the content of protein and yellow pigments in the semolina.
Stefan Tsonev   +5 more
doaj   +1 more source

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