The multiple nuclei model is an economical model created by Chauncy Harris and Edward Ullman in the 1945 article "The Nature of Cities". The model describes...

Kent (2007-02-15), "Ecological Models of Urban Form: Concentric Zone Model, the Sector Model, and the Multiple Nuclei Model", in Ritzer, George (ed.), The...

Hoyt's sector model. Geographers Chauncy Harris and Edward Ullman developed the multiple nuclei model in 1945. According to this model, a city contains...

use model developed a century earlier. It influenced the later development of Homer Hoyt's sector model (1939) and Harris and Ullman's multiple nuclei model...

idea based on land topography. Urban structure Concentric zone model Multiple nuclei model Linear city Hoyt, H. (1939) The Structure and Growth of Residential...

together called the zone of transition. Concentric zone model Sector model Multiple nuclei model Edgar M. Horwood and Ronald D. Boyce, "The CBD Core-Frame...

the Multiple nuclei model of urban development, which had prophetic relevance for understanding American cities in the later 20th century. This model gives...

Containing Several Nuclei", he says that two atoms form molecules on a symmetrical plane and he reverts to describing hydrogen. The 1913 Bohr model did not discuss...

different central districts, Johannesburg would fall under the multiple nuclei model in human geography terms. It is the hub of South Africa's commercial...

Superblock that encourages pedestrian movement, the Sector Model and the Multiple Nuclei Model among others. Participatory planning is an urban planning approach...

central business districts (CBD), which categorizes it under the multiple nuclei model in human geography terms. The most prominent CBDs are the Makati...

fusion occurs when multiple atomic particles join to form a heavier nucleus, such as through the energetic collision of two nuclei. For example, at the...

reaches a local maximum and nuclei with filled shells are more stable than those without. This theory of a nuclear shell model originates in the 1930s, but...

The cell nucleus (from Latin nucleus or nuculeus 'kernel, seed'; pl.: nuclei) is a membrane-bound organelle found in eukaryotic cells. Eukaryotic cells...

Nuclear fusion is a reaction in which two or more atomic nuclei combine to form a larger nuclei, nuclei/neutron by-products. The difference in mass between...

associated in academics with the philosophy of neoliberalism. In the neoliberal model of governance, public utilities are privatized, the industry is deregulated...

reaction in which the nucleus of an atom splits into two or more smaller nuclei. The fission process often produces gamma photons, and releases a very large...

quantum effect in which nuclei can tunnel through electrostatic repulsion. If the two nuclei can stay close past that phase, multiple nuclear interactions...

and anatomies between the parvicellular and magnocellular regions of red nuclei in monkeys. Single unit recording in two monkeys that were kept awake during...

mapping of multiple epiphyseal dysplasia and pseudoachondroplasia mutations at chromosome 19p13.1-p12." Research on COMP led to mouse models of the pathology...

Cloud condensation nuclei (CCNs), also known as cloud seeds, are small particles typically 0.2 μm, or one hundredth the size of a cloud droplet. CCNs are...

The basal ganglia (BG) or basal nuclei are a group of subcortical nuclei found in the brains of vertebrates. In humans and other primates, differences...

present three models, with 1, 2 and 3 parameters, if not counting the maximal number of nuclei Nmax, respectively—a tanh2 based model called α21 originally...

explain the spherical shape of most nuclei. The model also gave good predictions for the binding energy of nuclei. In 1934, Hideki Yukawa made the earliest...

been observed in animals models. Both ascending and descending serotonergic pathways project from the raphe nuclei. Raphe nuclei in the obscurus, pallid...

attempts to incorporate gravity into the Standard Model have failed. Composite particles (such as hadrons, nuclei, and atoms) can be bosons or fermions depending...

The Standard Model of particle physics is the theory describing three of the four known fundamental forces (electromagnetic, weak and strong interactions...

most stable of which are protons and neutrons, the components of atomic nuclei. All commonly observable matter is composed of up quarks, down quarks and...

efferent fibers via thalamic nuclei to upper motor neurons in the cerebral cortex. The fibers arise from the deep cerebellar nuclei. The middle cerebellar peduncle...

theory of urban morphology, until it was itself supplanted by the multiple nuclei model. Additionally, Hoyt refined the method of economic base analysis...