Results 101 to 110 of about 5,717,674 (301)

Partonic angular momentum in the nucleon's chiral periphery

open access: yesPhysics Letters B, 2019
We study the nucleon's partonic angular momentum (AM) content at peripheral transverse distances b=O(Mπ−1), where the structure is governed by chiral dynamics.
C. Granados, C. Weiss
doaj   +1 more source

Data‐Driven Materials Science for Energy‐Sustainable Applications

open access: yesAdvanced Materials, EarlyView.
Data‐driven approaches powered by artificial intelligence are transforming materials discovery for energy sustainability. This review examines how auto‐generated high‐quality materials databases and domain‐specific language models accelerate research in photovoltaics, thermoelectrics, batteries and magnetic materials. Applications involve extraction of
Jacqueline M. Cole
wiley   +1 more source

Energy–momentum and angular momentum densities in the Poincaré gauge theory of gravity

open access: yesProgress of Theoretical and Experimental Physics, 2023
Abstract In the $\overline{\rm {Poincar\acute{e}}}$ gauge theory of gravity, we examine the energy–momentum and angular momentum densities of the source of the gravitational field (gauge potentials $A^{k}{}_{\mu }, \, A^{kl}{}_{\mu }$). There are two types of these quantities, the Hilbert-type densities ${\boldsymbol \Theta}_{k}{}^{\mu },
openaire   +1 more source

Specific Position of Halogen in Crystalline TADF Scintillators Enables Efficient Triplet Harvesting Through Vibrational Modulation of Spin–Orbit Coupling

open access: yesAdvanced Materials, EarlyView.
Specific ortho‐halogenation transforms crystalline TADF emitters into efficient organic scintillators. Fluorine reduces the effective singlet–triplet separation, while chlorine combines near‐degenerate excited states with vibrational modulation of spin–orbit coupling.
Illia E. Serdiuk   +8 more
wiley   +1 more source

Momentum Profits and Time-Varying Unsystematic Risk [PDF]

open access: yes
This study assesses whether the widely documented momentum profits can be ascribed to time-varying risk as described by a GJR-GARCH(1,1)-M model. Consistent with rational pricing in efficient markets, we reveal that momentum profits are a compensation ...
Chris Brooks, Xiafei Li, Joelle Miffre
core  

Momentum Transfer Rate Constants for Collision of Cl-with Trans-Dichloroethylene and Para-Difluorobenzene [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1999
A classical theory is developed which calculates the momentum transfer rate constant between an ion and a non-polar molecule. The model takes into consideration the effect of diffraction outside the capture limit on the rate constants. The theory is used
Sadreddin Hosseini, Timothy Su
doaj  

Tailoring Symmetry Breaking in Engineered van der Waals Superlattices

open access: yesAdvanced Materials, EarlyView.
We pioneer a scheme to tailor superpotentials in graphene based on intrinsic substrate electronic orders rather than twist angle. The resulting superpotential folds graphene's Dirac cones to either Γ$\Gamma$ or K‐points, leading to distinct symmetry behaviors.
Keda Jin   +7 more
wiley   +1 more source

Momentum Cycles and Limits to Arbitrage Evidence from Victorian England and Post-Depression US Stock Markets [PDF]

open access: yes
We evaluate the importance of “Limits to Arbitrage” to explain profitability of momentum strategies. Specifically, when the availability of arbitrage capital is in short supply, momentum cycles last longer, and breaks in momentum cycles are shorter.
Ravi Jagannathan   +2 more
core  

Non-relativistic conformal field theory in momentum space

open access: yesEuropean Physical Journal C: Particles and Fields
Non-relativistic conformal field theory describes many-body physics at unitarity. The correlation functions of the system are fixed by the requirement of the conformal invariance.
Rajesh Kumar Gupta, Meenu
doaj   +1 more source

Behavior Momentum Theory and Humans: A Review of the Literature. [PDF]

open access: yesPsychol Rec, 2021
Trump CE   +4 more
europepmc   +1 more source

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