Results 41 to 50 of about 455,834 (341)

Shallow Crustal Density in the Lunar South Polar Region

The Planetary Science Journal
Numerous space agencies are planning sustainable human presence at the lunar south pole. Understanding the nature of the lunar crust, particularly its three-dimensional density structure, is important, for example, for the search for water ice predicted ...
Sander J. Goossens, David E. Smith, Maria T. Zuber, James W. Head   +3 more
doaj   +1 more source

On the motion of bodies based on changes in the kinetic moment

RUDN Journal of Engineering Research, 2019
The controlled motion of a body in a central gravitational field without mass flow is considered. The possibility of moving the body in the radial direction from the center of attraction due to changes in the kinetic moment relative to the center of mass
Yury N. Razoumny, Sergei A. Kupreev
doaj   +1 more source

An equation of state for dark matter [PDF]

, 2011
Dark matter, believed to be present in many galaxies, is interpreted as a hydrodynamical system in interaction with the gravitational field and nothing else.
Fronsdal, Christian, Wilcox, Thomas J.
core  

Gravitational field of vacuumless defects

, 1998
It has been recently shown that topological defects can arise in symmetry breaking models where the scalar field potential $V(\phi)$ has no minima and is a monotonically decreasing function of $|\phi|$.
A. Cohen, A. Vilenkin, A. Vilenkin, Alexander Vilenkin, G. Gibbons, I. Affleck, I. Cho, I. Zlatev, Inyong Cho, J. Ipser, M. Ortiz, P. Binetruy, P. Breitenlohner, P. J. E. Peebles, P. J. E. Peebles, R. Gregory, R. Gregory, R. Penrose, R. R. Caldwell, T. W. B. Kibble   +19 more
core   +2 more sources

Back reaction in the formation of a straight cosmic string [PDF]

, 1995
A simple model for the formation of a straight cosmic string, wiggly or unperturbed is considered. The gravitational field of such string is computed in the linear approximation.
A. Campos, A. Vilenkin, A. Vilenkin, A. Vilenkin, A.A. Starobinsky, A.H. Zemanian, Antonio Campos, B. Allen, B. Carter, B. Linet, B. Linet, D. Garfinkle, D.N. Vollick, D.P. Bennet, E. Copeland, Enric Verdaguer, F.D. Mazzitelli, G. Mendell, G.T. Horowitz, G.T. Horowitz, G.T. Horowitz, H. Ford, J. Garriga, J. Traschen, J. Traschen, J.C.R. Magueijo, J.R. Gott III, L. Parker, P.C.W. Davies, R.D. Jordan, R.H.B. Brandenberger, Rosario Martín, S. Veeraraghavan, T. Vachaspati, T.M. Helliwell, T.W.B. Kibble, V. Husain, V. Sahni, W.A. Hiscock, W.A. Hiscock   +39 more
core   +2 more sources

Bioprinting Organs—Science or Fiction?—A Review From Students to Students

Advanced Healthcare Materials, EarlyView.
Bioprinting artificial organs has the potential to revolutionize the medical field. This is a comprehensive review of the bioprinting workflow delving into the latest advancements in bioinks, materials and bioprinting techniques, exploring the critical stages of tissue maturation and functionality.
Nicoletta Murenu, Camilla Mussoni, Mateo S. Andrade Mier, Paula Buettner, Nathaly Chicaiza‐Cabezas, Yi‐Yu Robin Dai, Jessica Faber, Maren Fiedler, Zan Lamberger, Xuen Jen Ng, Vanessa Moessler, Anna Rederer, Jonas Roeder, Sabrina Stecher, Katinka Theis, Jeanette Weigelt, Silvia Budday, Gregor Lang, Natascha Schaefer   +18 more
wiley   +1 more source

Constraining the EdGB theory with extreme mass-ratio inspirals

European Physical Journal C: Particles and Fields
The Einstein-dilaton-Gauss–Bonnet (EdGB) theory is a modified theory of gravity which include a scalar field to couple with the higher order curvature terms.
Jing Tan, Jian-dong Zhang, Hui-Min Fan, Jianwei Mei   +3 more
doaj   +1 more source

Self-assembled aggregates in the gravitational field: growth and nematic order

, 2003
The influence of the gravitational field on the reversible process of assembly and disassembly of linear aggregates is focus of this paper. Even the earth gravitational field can affect the equilibrium properties of heavy biological aggregates such as ...
Glade N., Tabony J., Vladimir A. Baulin
core   +1 more source

3D Printing Strategies for Bioengineering Human Cornea

Advanced Healthcare Materials, EarlyView.
This review highlights recent progress in 3D bioprinting strategies for engineering human corneas. Key aspects include the replication of corneal transparency, curvature, and biomechanical properties, alongside innovations in recent advancements in 3D printing methods, which benefit in overcoming current challenges.
Yunong Yuan, Khoon S. Lim, Gerard Sutton, Gordon G. Wallace, Jingjing You   +4 more
wiley   +1 more source

Gravitational and electromagnetic emission by magnetized coalescing binary systems

, 2011
We discuss the possibility to obtain an electromagnetic emission accompanying the gravitational waves emitted in the coalescence of a compact binary system.
Capozziello, S., De Laurentis, M., De Martino, I., Formisano, M., Vernieri, D.   +4 more
core   +1 more source