Video lectures, solved worksheets, and mock exams for O level and A level students. maths a level past papers, physics a level past papers, chemistry a level past papers, 9709 past papers, 9702 past papers, 9701 past papers, maths past papers, physics
DNA-mediated charge transfer represents a topical area of research. The influence of the site-specific introduction of a metal ion into the base pair stack is a matter of current debate. In their communication on page 10244 ff., U. Karst, J. Müller et al. contribute to this debate ...
Special Issue of Papers by Plenary and Topical Invited Lecturers at the 22nd International Symposium on Plasma Chemistry (ISPC 22), 5–10 July 2015, Antwerp, Belgium: IntroductionPLASMA chemistryPLASMA gasesAn introduction to the articles published within the special issue of the journal is ...
papers on theglacial historyof High Asia, there is a tendency towards substituting Quaternary geology, large-scale geomorphologically detailed analysis in the field, the reconstruction of glacial limits, the extent of the recent glaciation, the reconstruction of the past ELA, the establishment of the...
My tutoring plans are carefully constructed to ensure students achieve top grades through tutoring sessions covering the syllabus in entirety, topic wise-practice of the exam style questions and intense practice of past exam papers. Book Lessons A-Level & IGCSE Student Results: 2008 – 2019 (200+...
With great advances in computational facilities and the availability of electronic structure codes (particularly DFT), there has been a significant increase in the number of computational papers being submitted to Inorganic Chemistry. In addition to computational competence (level of theory, basis sets,...
With the frequent occurrence of food scandals, food safety has become a topical issue throughout society. Various contaminants present in food can cause foodborne illnesses, posing a serious threat to human health, so an efficient and reliable method for the assessment of food is urgently required...
(USA)): The use of Chemobyl fallout data to test model predictions of the transfer of131I and137Cs from the atmosphere through agricultural food chains. CONF-910434-7. Contract AC05-840R21400. [1991]. 6 p. [3. topical meeting on emergency preparedness and response. Chicago, IL (USA)...
[1,2]. Lewis acids, such as BF3or AlCl3, are also combined with Brønsted acids to yield Brønsted superacidic catalysts. In organic synthesis, a wide variety of Lewis acids are used, both in stoichiometric and catalytic quantities, with acidic metal centers varying from alkali metals (Li...
In the second section, a thruster (Navigator 65-5501) drew water into the pipe past a flow meter (General Oceanics digital lower flow) and into the duct and then eventually through the chamber. Water flow through the system was unidirectional and maintained at 3 cm s−1, based on ...