Results 61 to 70 of about 5,001,425 (314)

Matrigel inhibits elongation and drives endoderm differentiation in aggregates of mouse embryonic stem cells

open access: yesFEBS Open Bio, EarlyView.
Stem cell‐based embryo models (SCBEMs) are valuable to study early developmental milestones. Matrigel, a basement membrane matrix, is a critical substrate used in various SCBEM protocols, but its role in driving stem cell lineage commitment is not clearly defined.
Atoosa Amel   +3 more
wiley   +1 more source

A note on the moduli spaces of holomorphic and logarithmic connections over a compact Riemann surface [PDF]

open access: yesarXiv, 2021
Let $X$ be a compact Riemann surface of genus $g \geq 3$. We consider the moduli space of holomorphic connections over $X$ and the moduli space of logarithmic connections singular over a finite subset of $X$ with fixed residues. We determine the Chow group of these moduli spaces.
arxiv  

The KSBA compactification for the moduli space of degree two K3 pairs [PDF]

open access: yes, 2012
Inspired by the ideas of the minimal model program, Shepherd-Barron, Koll\'ar, and Alexeev have constructed a geometric compactification for the moduli space of surfaces of log general type.
R. Laza
semanticscholar   +1 more source

Current and Future Cornea Chip Models for Advancing Ophthalmic Research and Therapeutics

open access: yesAdvanced Biology, EarlyView.
This review analyzes cornea chip technology as an innovative solution to corneal blindness and tissue scarcity. The examination encompasses recent developments in biomaterial design and fabrication methods replicating corneal architecture, highlighting applications in drug screening and disease modeling while addressing key challenges in mimicking ...
Minju Kim   +3 more
wiley   +1 more source

Q-lump scattering

open access: yesJournal of High Energy Physics, 2023
Q-lumps are spinning planar topological solitons with stationary solutions that satisfy first-order Bogomolny equations. Q-lump scattering has previously been studied only in the charge two sector, by approximating time evolution by motion in the moduli ...
Paul Sutcliffe
doaj   +1 more source

Singularities of the moduli space of level curves [PDF]

open access: yes, 2012
We describe the singular locus of the compactification of the moduli space $R_{g,l}$ of curves of genus $g$ paired with an $l$-torsion point in their Jacobian.
A. Chiodo, G. Farkas
semanticscholar   +1 more source

SPECIAL CURVES AND POSTCRITICALLY FINITE POLYNOMIALS

open access: yesForum of Mathematics, Pi, 2013
We study the postcritically finite maps within the moduli space of complex polynomial dynamical systems. We characterize rational curves in the moduli space containing an infinite number of postcritically finite maps, in terms of critical orbit relations,
MATTHEW BAKER, LAURA DE MARCO
doaj   +1 more source

Solvable self-dual impurity models

open access: yesJournal of High Energy Physics, 2019
We find a family of (half) self-dual impurity models such that the self-dual (BPS) sector is exactly solvable, for any spatial distribution of the impurity, both in the topologically trivial case and for kink (or antikink) configurations.
C. Adam   +4 more
doaj   +1 more source

Volume of Moduli Space of Vortex Equations and Localization [PDF]

open access: yes, 2011
We evaluate volume of moduli space of BPS vortices on a compact genus h Riemann surface Σh by using topological field theory and localization technique developed by Moore, Nekrasov and Shatashvili. We apply this technique to Abelian (ANO) vortex and show
A. Miyake, Kazutoshi Ohta, N. Sakai
semanticscholar   +1 more source

Elasticity of Diametrically Compressed Microfabricated Woodpile Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Modulus–porosity relationship is derived for woodpile lattices with struts under diametrical compression. The formula presented here that Young's modulus is proportional to the square of the volume fraction E˜ρ2$E \sim \left(\rho\right)^{2}$ is shown to be consistent with computations and laboratory experiments on 3D‐printed samples.
Faezeh Shalchy, Atul Bhaskar
wiley   +1 more source

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