Results 21 to 30 of about 181,744 (240)

Isolated and non-isolated dwarfs in terms of modified Newtonian dynamics [PDF]

open access: yes, 2012
Within the framework of modified Newtonian dynamics (MOND), we investigate the kinematics of two dwarf spiral galaxies belonging to very different environments, namely KK 246 in the Local Void and Holmberg II in the M 81 group.
Angus, GW   +4 more
core   +3 more sources

Testing the equivalence principle through freely falling quantum objects [PDF]

open access: yes, 1996
Free fall in a uniform gravitational field is revisited in the case of quantum states with and without classical analogue. The interplay between kinematics and dynamics in the evolution of a falling quantum test particle is discussed allowing for a ...
Onofrio, Roberto, Viola, Lorenza
core   +2 more sources

Moving frames applied to shell elasticity

open access: yes, 2006
Exterior calculus and moving frames are used to describe curved elastic shells. The kinematics follow from the Lie-derivative on forms whereas the dynamics via stress-forms.Comment: 20 pages, 1 ...
Auld B A   +19 more
core   +2 more sources

Mapping the inner regions of the polar disk galaxy NGC4650A with MUSE [PDF]

open access: yes, 2015
[abridged] The polar disk galaxy NGC4650A was observed during the commissioning of the MUSE at the ESO VLT to obtain the first 2D map of the velocity and velocity dispersion for both stars and gas.
Arnaboldi, M.   +8 more
core   +4 more sources

Kinematics and Dynamics [PDF]

open access: yesSymposium - International Astronomical Union, 1968
In this chapter we shall use the main results of Chapters V through VII to study the dynamical and kinematical properties of quantum mechanical systems. This will lead to the Schrodinger equation, the well known formulas for the position, momentum, and spin observables, and to the standard expressions for the Hamiltonians which enter the quantum theory
openaire   +2 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

The Kinematics and Dynamics of Flavor Mixing [PDF]

open access: yes, 1997
In view of the observed strong hierarchy of the quark and lepton masses and of the flavor mixing angles, it is argued that the description of flavor mixing must take this into account. One particularly interesting way to describe the flavor mixing, which,
Fritzsch, Harald
core   +1 more source

Influence of an Oxygen‐Free Atmosphere on Diamond‐Single‐Grain Scratching of Ti–6Al–4V

open access: yesAdvanced Engineering Materials, EarlyView.
Single‐grain scratching of Ti–6Al–4V is investigated under controlled, oxygen‐free, and ambient atmospheres using a novel experimental setup with in situ high‐speed imaging. The approach enables direct observation of chip formation and adhesion under suppressed oxidation.
Berend Denkena   +2 more
wiley   +1 more source

How quantizable matter gravitates: a practitioner's guide

open access: yes, 2014
We present the practical step-by-step procedure for constructing canonical gravitational dynamics and kinematics directly from any previously specified quantizable classical matter dynamics, and then illustrate the application of this recipe by way of ...
Schuller, Frederic P., Witte, Christof
core   +1 more source

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