Results 61 to 70 of about 54,096 (264)

Deformed Prepotential, Quantum Integrable System and Liouville Field Theory [PDF]

open access: yes, 2010
We study the dual descriptions recently discovered for the Seiberg-Witten theory in the presence of surface operators. The Nekrasov partition function for a four-dimensional N=2 gauge theory with a surface operator is believed equal to the wave-function ...
Alba   +76 more
core   +3 more sources

Recent Advances in the Laser‐Based Fabrication and Applications of High‐Entropy Alloy Nanoparticles

open access: yesMetalMat, EarlyView.
This review presents recent advances in the laser‐based fabrication of high‐entropy alloy nanoparticles, focusing on scalable, environmentally friendly, and compositionally tunable synthesis methods. It highlights the critical influence of laser parameters on nanoparticle size, phase, and morphology, enabling tailored properties for applications in ...
Bibek Kumar Singh   +4 more
wiley   +1 more source

The reform process of the railway sector in Europe: A disaggregated regulatory approach [PDF]

open access: yes
The railroad package of 2001 focusing on access regulation is in the process of a reform. Particularly, the European Commission intends to remove the obstacles to fair competition that have been identified since 2001.
Knieps, Günter, Zenhäusern, Patrick
core  

The chilling effect and the most ancient form of vengeance:discrimination and victimising third parties [PDF]

open access: yes, 2011
The recent Equality Act 2010 includes a revised definition of “victimisation”, which (in the Act’s most litigated field of employment) prohibits employers from victimising workers who use the legislation.
Connolly, Michael
core   +2 more sources

Solving for Blameless and Optimal Control Under Prioritized Safety Constraints

open access: yesOptimal Control Applications and Methods, EarlyView.
Summary of the proposed method for solving for blameless and optimal control sequences. ABSTRACT In many safety‐critical optimal control problems, users may request multiple safety constraints that are jointly infeasible due to external factors such as subsystem failures, unexpected disturbances, or fuel limitations.
Natalia Pavlasek   +3 more
wiley   +1 more source

Path Integral Approach to 't Hooft's Derivation of Quantum from Classical Physics

open access: yes, 2004
We present a path-integral formulation of 't Hooft's derivation of quantum from classical physics. The crucial ingredient of this formulation is Gozzi et al.'s supersymmetric path integral of classical mechanics.
A. L. Fetter   +35 more
core   +3 more sources

Harnessing Open European Data for a Data-Driven Approach to Enhancing Decarbonization Measurement in the Built Environment

open access: yesEnvironmental and Climate Technologies
To achieve climate neutrality by 2050, decarbonizing the building sector is crucial, as it currently contributes 36 % of greenhouse gas emissions in Europe.
Beltrán-Velamazán Carlos   +4 more
doaj   +1 more source

Linking Process‐Induced Degradation to Mechanical Property Deterioration in Flax Fiber–Reinforced Bio‐Polymer Matrix Composites

open access: yesPolymer Composites, EarlyView.
Effect of processing‐induced thermal degradation on the mechanical performance of thermoplastic flax fiber composites. ABSTRACT The drawback of biobased polymer matrix composites (PMCs) is their limited temperature stability, resulting from degradation, which restricts their processability in established composite manufacturing processes requiring ...
Dimitrios Apostolidis   +4 more
wiley   +1 more source

Development of a Fiber Bundle Cell Framework for Rapid, Reliability‐Based Analysis and Design of Pseudo‐Ductile Thin‐Ply Hybrid Composites

open access: yesPolymer Composites, EarlyView.
Application of the fiber bundle cell model for design or prediction of pseudo‐ductility. ABSTRACT In this study, we developed and validated a novel fiber bundle cell (FBC) framework to enable rapid, reliability‐anchored design of pseudo‐ductile thin‐ply carbon/glass hybrid composites.
László M. Vas, Roland Petrény
wiley   +1 more source

Robust β‐myrcene block copolymer elastomeric vitrimers

open access: yesPolymer International, EarlyView.
Myrcene‐based vitrimeric elastomers were compared: statistical (poly(styrene‐stat‐myrcene‐stat‐AAEMA)] versus ‘hard–soft’ diblock (poly(styrene)‐block‐poly(myrcene‐co‐AAEMA)). The diblock's ability to anchor the glassy poly(styrene) blocks in a self‐assembled microstructure was effective – leading to four times higher tensile stress and ten times ...
Chong Yang Du   +2 more
wiley   +1 more source

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