Social Balance Theory: Revisiting Heider’s Balance Theory for many agents [PDF]
We construct a model based on Heider’s social balance theory to analyze the interpersonal network among social agents. The model of social balance theory provides us an interesting tool to see how a social group evolves to the possible balance state.
Deni Khanafiah, Hokky Situngkir
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The Potential Material Flow of WEEE in a Data-Constrained Environment—The Case of Jordan
RecyclingThe rising concerns about electric and electronic equipment waste (WEEE) come from the rapid increase in demand for appliances and the decreasing lifetimes of equipment.
Laila A. Al-Khatib, Feras Y. Fraige
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Analysis of Oil Droplet Coalescence and Breakage Characteristics in Double Branch T Junction Pipe
Shiyou jixie, 2020 Existing studies do not further analyze the coalescence and breakage of oil droplets in T junction pipe, and the study on coalescence and breakage characteristics of oil droplets in double-branch T junction pipe using PBM model has not been reported.
Li Feng +4 more
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Coupled population balance and flotation kinetics modeling for oil removal in gas flotation columns
reservedIn this thesis, the Ugelstad flotation column was modeled and simulated in laminar flow regime with the intention of exploring the possibility of using the CFD as predictive method.
MOHAMMAD ALINEJAD, MILAD
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Semi-endogenous growth when population is decreasing [PDF]
The paper analyzes the effect of a negative population growth rate on per capita income growth using a simple model of semi-endogenous growth. It is shown that there is a non-monotonous relationship between population growth rates and long-run per capita
Thomas Christiaans
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Population trends, convictions and imprisonment: Demographic divergence, dichotomy and diversity [PDF]
, 2006 The links between population patterns and trends, and policy and planning for the justice system is important. The trends in the number of convictions and imprisonments by regional councils are investigated for the period 1986 to 2001. This does not just
Pool, Ian, Baxendine, Sandra
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On the momentum of population growth [PDF]
, 1970 For more about the East-West Center, see http://www.eastwestcenter.org/This paper develops a simple formula for making the calculation of momentum, and so shows the five parameters of the present condition that determine the ultimate population under the
Keyfitz, Nathan +1 more
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Numerical Validation of a Population Balance Model Describing Cement Paste Rheology. [PDF]
Materials (Basel), 2020 Gallo-Molina JP, Lesage K, Nopens I.
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The New Zealand population: A synopsis of trends and projections 1991 - 2016 [PDF]
, 2005 Although there are many excellent documents and online resources available on New Zealand population trends, it is useful to highlight some key trends in one short document. This paper provides a synopsis of trends with respect to population size and age
Hillcoat-Nallétamby, Sarah +4 more
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Video: Population Council 70th Anniversary
, 2022 For 70 years, the Population Council has transformed global thinking on critical health and development issues through our social science, public health, and biomedical research.
Population Council
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