Results 61 to 70 of about 9,068,896 (205)

Striped phases in the holographic insulator/superconductor transition

open access: yes, 2013
We study striped phases in holographic insulator/superconductor transition by considering a spatially modulated chemical potential in AdS soliton background. Generally striped phases can develop above a critical chemical potential.
Erdmenger, Johanna   +2 more
core   +1 more source

Chemical equilibration of strangeness [PDF]

open access: yes, 1997
Thermal models are very useful in the understanding of particle production in general and especially in the case of strangeness. We summarize the assumptions which go into a thermal model calculation and which differ in the application of various groups.
Ahle L   +47 more
core   +2 more sources

Fluctuations in Chemical Gelation

open access: yes, 2007
We study a chemical gelation model in two dimensions which includes both monomer aggregations and bond fluctuations. Our numerical simulation shows that a sol-gel transition occurs when an initial monomer concentration is above a critical concentration ...
D. Stauffer   +5 more
core   +1 more source

Security risk assessment and protection in the chemical and process industry [PDF]

open access: yes, 2014
This article describes a security risk assessment and protection methodology that was developed for use in the chemical- and process industry in Belgium. The approach of the method follows a risk-based approach that follows desing principles for chemical
American Petroleum Institute   +19 more
core   +1 more source

Using Carbon Fibre Reinforced Polymer Strips for Recuperation of Originally Fissured Concrete Beams

open access: yesPakistan Journal of Engineering & Technology, 2019
Carbon fiber reinforced polymer (CFRP) strips are widely used all over the globe as a repair and strengthening material for concrete elements. This paper looks at comparison of numerous methods to rehabilitate concrete beams with the use of CFRP sheet ...
Ali Ajwad   +4 more
doaj  

Mechanical Behavior and Durability of Perlite Based Mortar Exposed to Sodium Sulfate Attack

open access: yesMedžiagotyra
The objective of this study is to gather additional  on the impact of perlite on both the mechanical properties and resistance to chemical attacks of materials.
Chaib OUADDAH, Omar SAFER, Fodil DIF
doaj   +1 more source

Polymeric binder for explosives [PDF]

open access: yes, 1972
Chemical reaction for producing a polymer which can be mixed with explosives to produce a rigid material is discussed.
Bissell, E. R.
core   +1 more source

Modelling the chemical evolution

open access: yes, 2010
Advanced observational facilities allow to trace back the chemical evolution of the Universe, on the one hand, from local objects of different ages and, secondly, by direct observations of redshifted objects.
Argast   +40 more
core   +1 more source

LAND USE DYNAMICS AND SURFACE WATER QUALITY IN A TYPICAL URBAN CENTRE OF SOUTH-WESTERN, NIGERIA [PDF]

open access: yesAnalele Universităţii din Oradea: Seria Geografie, 2017
This study examined the differences between the qualities of surface water traversing the various land use types within Ibadan metropolis, South-Western, Nigeria.
Olutoyin Adeola FASHAE   +2 more
doaj  

Seed Mycoflora Associated with Pigeonpea [Cajanus cajan (L.) Millsp.], their Significance and the Management

open access: yesJournal of Pure and Applied Microbiology, 2017
Pigeon pea (Cajanus cajan L.) seeds mycoflora was studied and subsequently determine their effect on seed germination and seedling growth in pot condition.
Ankitkumar Chaudhari   +3 more
doaj   +1 more source

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