Loading...
*  Depletion force
In this theory the depletion force arises from an increase in osmotic pressure of the surrounding solution when colloidal ...
*  Osmotic pressure
Potential osmotic pressure is the maximum osmotic pressure that could develop in a solution if it were separated from its pure ... The Pfeffer cell was developed for the measurement of osmotic pressure in biology. Osmotic pressure is an important factor ... In animal cells excessive osmotic pressure can result in cytolysis. Osmotic pressure is the basis of filtering ("reverse ... The Raoult-Lewis derivation of osmotic pressure further extends concentration range and accuracy of osmotic pressure ...
*  William Robert Bousfield
Bousfield, W. R. (1914). "Note on Osmotic Pressure". Proceedings of the Royal Society A: Mathematical, Physical and Engineering ... Bousfield, W. R.; Bousfield, C. E. (1923). "Vapour Pressure and Density of Sodium Chloride Solutions". Proceedings of the Royal ... Bousfield, W. R. (1914). "The Osmotic Data in Relation to Progressive Hydration". Proceedings of the Royal Society A: ...
*  Pi (letter)
The osmotic pressure in chemistry. The lower-case letter π is used as a symbol for: The mathematical real transcendental (and ...
*  Edward Waymouth Reid
Reid EW (1905). "Osmotic pressure of solutions of hæmoglobin". The Journal of Physiology. 33 (1): 12-19. doi:10.1113/jphysiol. ...
*  Walther Nernst
Nernst researched osmotic pressure and electrochemistry. In 1905, he established what he referred to as his "New Heat Theorem ...
*  Tsukudani
High osmotic pressure preserves the ingredients. Its name originates from Tsukudajima, the island (in present-day Chūō, Tokyo) ...
*  Turgor pressure
The pressure exerted by the osmotic flow of water is called turgidity. It is caused by the osmotic flow of water through a ... "A Comparison of Methods for Measuring Turgor Pressures and Osmotic Pressures of Cells of Red Beet Storage Tissue". Journal of ... Generally, turgor pressure is caused by the osmotic flow of water and occurs in plants, fungi, and bacteria. The phenomenon is ... Turgor pressure can be deduced when total water potential, Ψw, and osmotic potential, Ψs, are known in a water potential ...
*  Forward osmosis
Δπ is the difference in osmotic pressures on the two sides of the membrane, and ΔP is the difference in hydrostatic pressure ( ... The first separation step of FO, driven by an osmotic pressure gradient, does not require a significant energy input (only ... Brine concentration using forward osmosis may be achieved using a high osmotic pressure draw solution with a means to recover ... Some situations that may be envisaged to exploit it are using the differential osmotic pressure between a low brackish river ...
*  Micro-encapsulation
These include, biodegradation, osmotic pressure, diffusion, etc. Each one will depend on the composition of the capsule made ... Many walls are ruptured easily by pressure or shear stress, as in the case of breaking dye particles during writing to form a ...
*  Basal metabolic rate
The thirst center operates similarly when certain cells in the hypothalamus are stimulated by the rising osmotic pressure of ... If thirst is satisfied, osmotic pressure decreases. All of these functions taken together form a survival mechanism that causes ... That biomass (W) is subjected to deterioration over time from thermodynamic, entropic pressure. Metabolism is essentially ... lower blood pressure, and increased resting or basal metabolic rate.[citation needed] By measuring heart rate we can then ...
*  Harmon Northrop Morse
... t Hoff published his landmark paper regarding the analogy between gas pressure and the osmotic pressure of solutions, for which ... In the first half of the 20th century he was best known for his study of osmotic pressure, for which he was awarded the ... In a modern formulation, van 't Hoff's equation states that ΠV = nRT, where Π is the osmotic pressure, V is the volume of the ... This led him to study osmotic pressure. In the first half of the 20th century, the Morse name was mainly associated with his ...
*  Mechanosensitive channels
The opening of these channels is central to a neuron's response to pressure, often osmotic pressure and blood pressure, to ... They can also regulate internal functions of our body including, but not limited to, osmotic pressure in cells, blood pressure ... when activated by changes in the osmotic pressure. MscM is activated first at really low pressures followed by MscS, and ... MscM, MscS, and MscL channels (mechanosensitive channels of mini, small, and large conductance) regulate osmotic pressure in ...
*  Osmosis (disambiguation)
Electrokinetic phenomena Osmotic pressure Osmotrophy Passive transport Plasmolysis. ... used for generating flow or pressure by use of an electric field Forward osmosis, a process that uses a semi-permeable membrane ... the reabsorption of water against the osmotic gradient in the intestines Osmosis demonstration, a set of techniques used in ... self-contained water treatment plant designed for military use Pressure-retarded osmosis, the salinity gradient energy ...
*  Atriplex confertifolia
Maximum osmotic pressure has been reported in Atriplex conf. where it is about 202.5 atm. Tropicos search for Atriplex sabulosa ...
*  Antifreeze protein
Their low concentration minimizes their effect on osmotic pressure. The unusual properties of AFPs are attributed to their ...
*  Stoma
However, the basic mechanism involves regulation of osmotic pressure. When conditions are conducive to stomatal opening (e.g., ... where ei and ea are the partial pressures of water in the leaf and in the ambient air, respectively, P is atmospheric pressure ... These scientific instruments measure the amount of water vapour leaving the leaf and the vapor pressure of the ambient air. ... This increases the cell's volume and turgor pressure. Then, because of rings of cellulose microfibrils that prevent the width ...
*  Activity coefficient
Other colligative properties, such as osmotic pressure may also be used. Activity coefficients can be determined by ... In detail: Raoult's law states that the partial pressure of component B is related to its vapor pressure (saturation pressure) ... Analogously, expressions involving gases can be adjusted for non-ideality by scaling partial pressures by a fugacity ... φ is the osmotic coefficient of water, and the constant 55.51 represents the molality of water. In the above equation, the ...
*  Abby Howe Turner
She specialized in colloid osmotic pressure and circulatory reactions to gravity. Turner was born in Nashua, New Hampshire. She ... She specialized in colloid osmotic pressure and circulatory reactions to gravity. She died in 1957. Abby Howe Turner, mtholyoke ...
*  Protocell
Osmotic pressure also plays a significant role in protocell membrane transport. It has been proposed that electroporation ...
*  Aphid
High osmotic pressure in the stomach, caused by high sucrose concentration, can lead to water transfer from the hemolymph to ... Furthermore, water is transferred from the hindgut, where osmotic pressure has already been reduced, to the stomach to dilute ... Eventually, aphids consume xylem sap to dilute the stomach osmotic pressure. All these processes function synergetically, and ... and possesses a high osmotic pressure due to its high sucrose concentration. Essential amino acids are provided to aphids by ...
*  Urinary system
Hydrostatic and osmotic pressure gradients facilitate filtration across a semipermeable membrane. The filtrate includes water, ... The purpose of the renal system is to eliminate waste from the body, regulate blood volume and blood pressure, control levels ... Aldosterone plays a central role in regulating blood pressure through its effects on the kidney. It acts on the distal tubules ... Reabsorption of sodium results in retention of water, which increases blood pressure and blood volume. Antidiuretic hormone ( ...
*  Zemelanopsis trifasciata
The osmotic pressure and the principal ions of the hemocoelic fluid". Physiological zoology 45(3): 261-269. Bilgin F. H. (1973 ...
*  Burton Edward Livingston
He published Róle of Diffusion and Osmotic Pressure in Plants (1903). In 1913, Livingston became the professor of plant ...
*  Ultrafiltration
So the higher pressures are required to overcome this osmotic pressure. Concentration polarisation plays a dominant role in ... In UF, increased ion concentration can develop an osmotic pressure on the feed side of the membrane. This reduces the effective ... In RO, the solutes retained at the membrane layer results in higher osmotic pressure in comparison to the bulk stream ... TMP is the transmembrane pressure (pressure difference between feed and permeate stream), μ is solvent viscosity, Rt is the ...
*  Metabolism
The maintenance of precise ion gradients across cell membranes maintains osmotic pressure and pH. Ions are also critical for ... Ligand conduction: a general catalytic principle in chemical, osmotic and chemiosmotic reaction systems". Eur J Biochem. 95 (1 ...
*  List of freshwater fish of Sri Lanka
The low salinity and high osmotic pressure makes them so different. Few fish can be found in all three ecological systems. ...