functional groups are incorporated to increase the density of sorption sites, to changethe pH range for metal sorption and to change the sorption sites in order to increasesorption selectivity for the target metal. The chemical modification affords a[r]
there are both subtle and sometimesstark contrasts among the objectives of thepractices associatedwith each of these terms, They do all have similar overallobjectives in that their intent is to displace, but in some instances,enhanceend-ofpipe treatmenttechn[r]
comparison. Water Air Soil Pollut 191:95–111CEN/TS 14429 (2004) Characterisation of waste. Leaching behaviourtest. Influence of pH on leaching with initial acid/base addition.European Committee for Standardization, Brussels. 29 ppChou IC, Kuo YM, Lin C, Wang JW, Wang CT, Chang-C[r]
Xray diffraction methods are the most effective methods for determining the crystal structure of materials. Diffraction methods can identify chemical compounds from their crystalline structure, not from their compositions of chemical elements. It means that the different compounds (or phases) that h[r]
(1) This Part 3.1 of EN 1993 applies to the structural design of lattice towers and guyed masts and to the structural design of this type of structures supporting prismatic, cylindrical or other bluff elements. Provisions for selfsupporting and guyed cylindrical towers and chimneys are given in Par[r]
in a story. In the unit on Martial Arts, students teach a group of classmates a martial arts or dance step,or lead them in a type of exercise. In the unit on Diamonds, students do an Information Gap in whichthey find out where various gems and[r]
15.2.1 Combination of Fuzzy System and Neural Network Fuzzy system (FS) and neural networks (NN) are powerful tools for controlling the complex systemsoperating under a known or unknown environment. Fuzzy systems can easily be used to express approx-imate knowledge and[r]
In Brief: Generic Celecoxib The FDA has authorized two manufacturers (Teva, Mylan) to market generic formulations of celecoxib (Celebrex – Pfizer), the only COX-2 selective inhibitor remaining on the US market.... Extended-Release Oxycodone and Acetaminophen (Xartemis XR) The FDA has approved a f[r]
Many efforts have been made to discover new antimicrobialcompounds from various kinds of sources such as microorganisms,animals and plants. One such resource is folk medicine. Systematicscreening of folk medicine may result in the discovery of noveleffective compou[r]
The rainy season When the grass dry, the trees have lost their leaves, the rivers have very little water in them and the fields are parched, everyone prays for the coming of rain. But when it continues to rain for several days, there are prayers everywhere for the rain to sto[r]
Natural products – Discover their challenge and beauty Natural products have always been among the most fascinating objects of the practicing chemist. In fact, in many definitions of chemistry the isolation, purifi cation and structural elucidation of natural products plays a central role. The his t[r]
Learning styles of ESL students have been approached in different aspects with implication on match and mismatch between students’ learning styles and teachers’ teaching styles. Employed from theory of previous researchers, this study focuses mainly on finding out learning style preferences of first[r]
dictionary was sparing, with the main focus on meaning". Similarly, Day(2002) suggests no dictionary use during reading as most of the chosenmaterial should be “comprehensible input”e. The teacher’s roleThere is a shift in the roles that the teacher plays in an extensive reading[r]
The modern language teaching approach puts a strong emphasis on communicative language teaching and learnercentered activities. Therefore, motivational strategies in speaking have been worldwide applied in English Language Teaching. In teaching English to children in Vietnam, motivational strategies[r]
In the process of the continuous monitoring of the structure’s state properties such as static and dynamic responses using Global Positioning System (GPS), there are unavoidable errors in the observation data. These GPS errors and measurement noises have their disadvantages in the precise monitoring[r]
Lexical phrases are unanalysed chunks that play a significant role in language acquisition. However, it is believed that the use of lexical phrases by learners of English as a foreign language like Vietnamese students is limited and ineffective, and there is a lack of studies on lexical phrases in V[r]
consumption patterns in response to lifetime incomes. Temporary fiscal expansions will be larger whenthere is a higher share of these households in the economy.9There is a vast literature on designing monetary policy rules to avoid large boom-and-bust cycles, butmuch less[r]
Question 15: All his plans for his business fell ___.A. throughB. inC. upD. downCLOZE TESTi.GUIDED CLOZE TESTChoose a word or phrase that best fits each space in the following passage:ArchitectureArchitecture is a three-dimensional form. It utilizes space, mass, texture, line, light,