Results 81 to 90 of about 1,196,383 (294)

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Wronskian perturbation theoryWronskian perturbation theory

open access: yes, 2006
We develop a perturbation method that generalizes an approach proposed recently to treat velocity--dependent quantum--mechanical models. In order to test present approach we apply it to some simple trivial and nontrivial examples.
Amore, Paolo, Fernandez, Francisco
openaire   +2 more sources

Inflaton decay and reheating in nonminimal derivative coupling

open access: yes, 2016
We investigate the inflaton decay and reheating period after the end of inflation in the non-minimal derivative coupling (NDC) model with chaotic potential.
Moon, Taeyoon, Myung, Yun Soo
core   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Development and validation of a two-dimensional pseudorandom balance perturbation test

open access: yesFrontiers in Human Neuroscience
IntroductionPseudorandom balance perturbations use unpredictable disturbances of the support surface to quantify reactive postural control. The ability to quantify postural responses to a continuous multidirectional perturbation in two orthogonal ...
Andrew R. Wagner   +10 more
doaj   +1 more source

Pressure-Driven Vapor Exchange With Surface Snow

open access: yesFrontiers in Earth Science, 2019
Atmospheric pressure changes ranging from high-amplitude, low-frequency events caused by synoptic weather systems to smaller amplitude, high-frequency events caused by turbulence penetrate permeable snow surfaces.
Stephen A. Drake   +2 more
doaj   +1 more source

Optimal Robust LQI Controller Design for Z-Source Inverters

open access: yesApplied Sciences, 2020
This paper investigates the linear quadratic integral (LQI)-based control of Z-source inverters in the presence of uncertainties such as parameter perturbation, unmodeled dynamics, and load disturbances. These uncertainties, which are naturally available
Amirhossein Ahmadi   +3 more
doaj   +1 more source

Perturbation-based nonperturbative method

open access: yesAnnals of Physics
This paper presents a nonperturbative method for solving eigenproblems. This method applies to almost all potentials and provides nonperturbative approximations for any energy level. The method converts an eigenproblem into a perturbation problem, obtains perturbation solutions through standard perturbation theory, and then analytically continues the ...
Chang Liu, Wen-Du Li, Wu-Sheng Dai
openaire   +2 more sources

Perturbation-Based Non-Perturbative Method

open access: yes, 2023
This paper presents a non-perturbative method for solving eigenproblems. This method applies to almost all potentials and provides non-perturbative approximations for any energy level. The method converts an eigenproblem into a perturbation problem, obtains perturbation solutions through standard perturbation theory, and then analytically continues the
openaire   +1 more source

Perturbative interpretation of relativistic symmetries in nuclei

open access: yes, 2011
Perturbation theory is used systematically to investigate the symmetries of the Dirac Hamiltonian and their breaking in atomic nuclei. Using the perturbation corrections to the single-particle energies and wave functions, the link between the single ...
Liang, Haozhao   +4 more
core   +3 more sources

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