Search results
Results From The WOW.Com Content Network
The original use of the term "boundary-work" for these sorts of issues has been attributed to Thomas F. Gieryn, [2] a sociologist, who initially used it to discuss the problem of demarcation, the philosophical difficulty of coming up with a rigorous delineation between what is "science" and what is "non-science". [3] Gieryn defined boundary ...
The system always contains the same amount of matter, but (sensible) heat and (boundary) work can be exchanged across the boundary of the system. Whether a system can exchange heat, work, or both is dependent on the property of its boundary. Adiabatic boundary – not allowing any heat exchange: A thermally isolated system
In philosophy of science and epistemology, the demarcation problem is the question of how to distinguish between science and non-science. [1] It also examines the boundaries between science, pseudoscience and other products of human activity, like art and literature and beliefs.
Transfers of energy as work, or as heat, or of matter, between the system and the surroundings, take place through the walls, according to their respective permeabilities. Matter or energy that pass across the boundary so as to effect a change in the internal energy of the system need to be accounted for in the energy balance equation.
In his research, he focuses on philosophy and sociology of science from a cultural, social, historical, and humanistic perspective. He is known for developing the concept of " boundary-work ," [ 1 ] that is, instances in which boundaries, demarcations, or other divisions between fields of knowledge are created, advocated, attacked, or reinforced.
Open systems have input and output flows, representing exchanges of matter, energy or information with its surroundings. An open system is a system that has external interactions. Such interactions can take the form of information, energy, or material transfers into or out of the system boundary, depending on the discipline which defines the ...
The concept "boundary organization" was originally coined by Guston (1999) to discuss the concept of boundary work to illustrate why the distinction between science and non-science is not as subtle as formerly thought. [4] Guston put forward the idea of boundary organizations to stabilize the boundary between scientists and policymakers.
The surface energy of a liquid may be measured by stretching a liquid membrane (which increases the surface area and hence the surface energy). In that case, in order to increase the surface area of a mass of liquid by an amount, δA, a quantity of work, γ δA, is needed (where γ is the surface energy density of the liquid).