Results 51 to 60 of about 73,335 (240)

Charge Violation and Alice Behavior in Global and Textured Strings [PDF]

open access: yes, 2001
Spontaneous breaking of global symmetries can produce ``Alice'' strings: line defects which make unbroken symmetries multivalued, induce apparent charge violation via Aharonov-Bohm interactions, and form point defects when twisted into loops.
A. Balachandran   +14 more
core   +2 more sources

Nanoarrays for the generation of complex optical wave-forms [PDF]

open access: yes, 2014
Light beams with unusual forms of wavefront offer a host of useful features to extend the repertoire of those developing new optical techniques.
Andrews, David   +6 more
core   +1 more source

التعرية المائية بالأحواض المائية الجبلية والآثار البيئية والاقتصادية (حوض واد شقور-رافد واد مرتيل- أنموذجا)

open access: yesRevue Géomatique et Gestion des Territoires
تناولنا من خلال هذا المقال موضوع التعرية المائية بالأحواض المائية الجبلية وآثارها البيئية والاقتصادية، وقد اخترنا حوض واد شقور مجالا لهذه الدراسة وهو أحد روافد واد مرتيل الذي يقع شمال المغرب، ولهذا الغرض اخترنا أنموذج (EPM) للتقييم النوعي والكمي للتعرية
Khalid BOUSSABOUN, Mohamed Ali BELAMINE
doaj   +1 more source

Text mining methods: an answer to Chartier and Meunier [PDF]

open access: yes, 2001
Almost 20 years ago, in a paper introducing the text mining (TM) technique to my fellow statisticians, I expressed the fear that: “it would be unfortunate that this technique, because it is apparently so easy to use, would be abused by incompetent ...
Lahlou, Saadi
core  

QCD Flux Tubes as Sigma Model Relics [PDF]

open access: yes, 1994
We describe flux tubes and their interactions in a low energy sigma model induced by $SU(\NF) \goto SO(\NF)$ flavor symmetry breaking in $SO(N_c)$ QCD.
Benson, K. M., Manohar, A. V., Saadi, M.
core   +2 more sources

Cost Pass‐Through in Crisis: Evidence From the German Malt‐Beer Supply Chain

open access: yesAgribusiness, EarlyView.
Abstract Global agri‐food supply chains are increasingly exposed to geopolitical shocks, climate volatility, and market consolidation, factors that disrupt traditional price relationships and reshape market power dynamics. Nowhere is this more visible than in the brewing sector, where agricultural raw materials meet complex industrial processing and ...
Nikolas Bublik, Lukáš Čechura
wiley   +1 more source

Life Cycle Analysis as a Sustainable Governance Lever for Environmental Performance: Evidence From French SBF 120 Companies

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study draws on neo‐institutional theory, stakeholder theory, and the resource‐based view to examine the relationship between the use of Life Cycle Analysis (LCA) and firms' Environmental Performance (EP). Focusing on French companies listed on the SBF 120 index from 2002 to 2021, it investigates how LCA adoption influences EP across three
Nesrine Ben Ismail, Sami Ben Larbi
wiley   +1 more source

Sa’di’s hints on Abolfaraj ibn Jawzi’s identity in Golestan [PDF]

open access: yesLiterary Arts, 2016
Saadi in Gulistan (Saadi, 1368: 94) has referred to his attendance in meetings of "Ibn Jawzi". In the sixth and seventh centuries two Ibn Jawzis lived: the first is that is known with many compilations and is called “Abdulrahman bin Ali” and passed away ...
Loghman Mahmoodpoor
doaj  

The Effects of Kindness in Saadi's Bustan

open access: yesTheory and Practice in Language Studies, 2018
This study intends to highlight the effects of kindness in one of the best literature and poetry books called "Bustan" in the world. Every poetry is a model of culture and civilization to the human world.  Persian literature is one of the richest literatures over the world.
Nasrin Mozaffari   +3 more
openaire   +1 more source

Loss of Twist1 leads to disruption of ciliary length, endocytic vesicle dynamics, and cell–cell junctions during neural tube formation

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Endocytosis constitutes a fundamental cellular process governing development through coordinated regulation of plasma membrane remodeling and ciliogenesis, processes essential for cell shape changes and tissue development. Although Twist1 null embryos display complete cranial neural tube (NT) closure defects and conditional knockout
Derrick Thomas   +8 more
wiley   +1 more source

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