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Answer added in Green Chemistry1 Does anyone know how to eliminate fluoride ion from 20% phosphoric acid solution?I´m not sure wether you will be successful, but you could reflux the acid and distil a portion from it. Maybe HF will evaporate first.
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Answer added in Statistics16 What is the descriptive power of a model with R-squared equal to 1%?@George, I am going from the secondary to the primary: of course the issue is not R^2=1% but the over-estimated validity of Econometrics, which, by th... [more]
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Question asked in Video ProcessingNew I seek what is complexcity of the 2D-DWT transform computed in O (-)I use the 2D-DWT on images at level Nr=3 in video fingerprinting and I try to evaluate my system. I itry to calculate the complexcity of the system bu... [more]
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Answer added in Evolution199 Can Intelligent Design (ID) be considered a valid scientific theory?Hello Konstantin, of course you can copy it. But before you show it to your students you should double-check the details about dates, names, and of co... [more]
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Answer added in Geomatics1 How to use the product MOD43A3 (Albedo), in environmental studies?
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Answer added in Cloud Computing3 Does the use of DL (description logic) to describe web services solves the problem of transition to the scale?take a look to that paper ? "Description Logic vs. Order-Sorted Feature Logic" author : Hassan Ait-KAci
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Question asked in Nanoparticle SynthesisNew Nanoparticle collidI prepared Ag nanoparticles using PLA, I would like to ask about the effect of polarized light on growth of nanowires
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Answer added in Docking Softwares5 MGL tools.Use it on a linux 64-bit system. Preferably on Ubuntu. You can directly install it from software center and it works like a charm.
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Question asked in FishNew Fish - A healthy food for nutritional security?There are raising concerns as to why fish should be considered, in the context of alarming marine pollution, a healthy food and for nutritional securi... [more]
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Question asked in Statistical AnalysisNew Do you think the log-transformation of a covariate has become a sacralized tool?Sometimes it is not useful at all, specially in very skewed distributions, with many values=0. We don´t get the normality, and the problem goes on. ... [more]
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Answer added in Microbiology2 Besides novobiocin and chlorpromazine, are there other compounds that cure bacteria of plasmids?I disagree with you. Depending on the size and number of copies of plasmids, you can eliminate completely within one or two generations of plasmids th... [more]
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Answer added in Computer Science Education86 What happened with “The Fifth Generation Computer Systems project (FGCS)”?
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Answer added in Composites2 How Can I be sure about the presence of nanoparticles within a PVA-nanocomposite film with low particle concentration when XRD is not supporting?What are your nanoparticle dimensions and do they fluoresce? There are a bunch of optical techniques available that you can use. Like near field opti... [more]
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Answer added in Neurobiology and Brain Physiology1 Verted retina of invertebrates converted to inverted retina in human beings. Is this bad or good natural development?
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Answer added in Diabetes61 Benefits of the "Paleo" diet for health and performance. Are there any? And is it relevant to consider what we evolved to eat?Dietary composition and nutrient content of the New Nordic Diet. Charlotte Mithril, Lars Ove Dragsted, Claus Meyer, Inge Tetens, Anja Biltoft-Jens... [more]
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Answer added in Drosophila Development2 What can I use to permeabilize the vitelline membrane of a drosophila embryo?? Leave out the D-Limonene, suppose we don't have access to it.Hi Helena, Actually I was thinking of not using Heptane or Hexane, because I will be doing live imaging and embryo viability is a real concern here, w... [more]
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Answer added in Photoluminiscence3 Problem with photoluminescence of ZnO thin films?The laser wavelength and the excitation power are sufficient to excite the photoluminescence of ZnO films. And so the problem can be caused with the m... [more]
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Answer added in Photocopying5 Can you explain what happens when you photocopy a mirror?
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Question asked in Global OptimizationNew Genetic Algorithm and constraints {0} U [a,b]I am using a genetic algorithm to solve a multivariable optimization problem. The difficulty in exploring all the solutions is that the permissible se... [more]
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Answer added in fMRI5 Has any study clearly demonstrated that fMRI can predict motor recovery after stroke?Thank you Denny and Eugenio for your answers. So, it looks like that for both of you, fMRI can be unpractical as tool to predict recovery...
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Answer added in Semiconductor2 What is the correlation between electromagnetic waves and material ?if a material (copper wires) used in the tx and rx . while a wave is generated to deliver in air after that in air we are saying that it is a EM wave... [more]
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Question asked in oil absotion of fish crackersNew Oil absorptionFish cracker analysis
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Question asked in Educational reformsNew more recourse allocation in education sector without good governance will be beneficial or not ? in Pakistan and india contexteducation system has been suffering from governance crises in Pakistan rather lack of resources. better implementation of education policy is prerequi... [more]
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Question asked in Plant Tissue CultureNew How long experiment is enough for reaching to the best disinfection method for plants in vitro culture?I am evaluating the best disinfection method for in vitro culture of a wild plant. How long is enough to continue the experiment? is one month enough... [more]
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Answer added in Plant Physiology1 Is it possible to determine nitrogen concentration colorimetrically, using spectrophotometer?
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Answer added in Expression Microarrays13 Expressions of the majority of genes do not change significantly between control and experiment group?I do agree with Fedora Sutton that statistical analysis is obligatory, before presumptions are made. Importantly, repeat experiments are needed and de... [more]
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Answer added in Diabetes12 Definite causes of acute pancreatitis?Here is one more full-text article on hereditary acute pancreatitis in adults from Annals of Surgery: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1242... [more]
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Answer added in Gas4 Does anybody know if there exist research over future tsunamies caused by the oil and gas industry?Thanks very much for the long answer, best regards, Eva
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Answer added in Cancer Biology2 What is the major fuel of the cancer cell?Most cancer cells have impaired mitochondria and therefore energy is via glycolysis. This process is 16 times less efficient than the electron transpo... [more]