نتایج جستجو برای: soaking
تعداد نتایج: 3078 فیلتر نتایج به سال:
This paper describes the design, implementation and testing of an intelligent knowledgebased supervisory control (IKBSC) system for a hot rolling mill process. A novel architecture is used to integrate an expert system with an existing supervisory control system and a new optimization methodology for scheduling the soaking pits in which the material is heated prior to rolling. The resulting IKB...
The e#ect of +/h, -**ppm calcium hypochlorite soaking on microbial quality of mung seeds and sprouts was investigated. The extended chlorine soaking did not completely eliminate the microflora of the seeds but significantly reduced microbial proliferation rates during storage. Generally, microbial counts of the chlorine-soaked seeds were significantly lower than that of the control. Total plate...
Mixed cryoprotectants have been developed for the solubilization of ligands for crystallization of protein-ligand complexes and for crystal soaking. Low affinity lead compounds with poor solubility are problematic for structural studies. Complete ligand solubilization is required for co-crystallization and crystal soaking experiments to obtain interpretable electron density maps for the ligand....
The use of biotechnology by tanneries has increased in recent years. Enzymes can be applied during different steps of the leather production process: soaking, dehairing, bating, dyeing, degreasing or in effluent and solid waste treatment. This study evaluated the performance of five commercial enzymes in soaking and unhairing/liming by comparing the chemical and coenzymatic processes. Tests wer...
KAPOPORT, STANLEY I., AND JEANNETTE M. BIDINGER. Eject of stretch on contractility and ionic contents of the sartorius muscle of Rana pipiens. Am. J. Physiol. 226(Z) : 452-457’ 1974.-When sartorius muscles of frogs are soaked in Ringer at room temperature, they gain Na, lose K, and lose contractility with time. These changes are retarded by stretching the muscles to ZO-30Y0 of their rest length...
Inducible gene expression has emerged as a powerful tool for plant functional genomics. The estrogen receptor-based, chemical-inducible system XVE has been used in many plant species, but the limited systemic movement of inducer β-estradiol in transgenic rice plants has prohibited a wide use of the XVE system in this important food crop. Here, we constructed an improved chemical-regulated, site...
To reduce the refining energy consumption of chemi-mechanical pulping, treatment with NaOH-thiourea-urea aqueous solution was studied in this work. By means of single-factor experiments, the effects of alkali dosage, soaking time, and freezing time were evaluated. It was found that the optimal conditions were an alkali dosage of 8%, soaking time of 45 min, and freezing time of 105 min. The resu...
A library of Erwinia stewartii DNA was constructed in cosmid pVK100 and used to complement spontaneous and Mu pf7701-induced (designated by the prefix MU) avirulent mutants. Plasmid pES4507 restored water-soaking ability and extracellular polysaccharide (EPS) synthesis to mutants MU14110 and MU2B70 (group I); pES1044 restored water-soaking ability to MU43, MU51, MU136, MU141, and RDF6011 (group...
This paper evaluates the stability of a pin and a nip dilution series of microcrystalline silicon solar cells when exposed to white light (AM 1.5-like spectrum). Variation of electrical parameters and defect-related absorption is investigated as a function of light soaking and annealing steps. Cells of medium crystallinity show less than 10% reversible relative efficiency loss after 1000 hours ...
similar yield as the standard method. Therefore, using this modified method, we can reduce the soaking time from 15 h to about 10 min. In summary, a simple modification of the crush-and-soak method allows the recovery of ODN from polyacrylamide gel within 30 min with high yield. The key difference in our procedure is the replacement of the overnight soak with a heat/freeze step (summarized in T...
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