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  • Question asked in Cognitive Radio
    New Cognitive radio Testbed
    I have started my work with cognitive radio .Can any one suggest me about the testbed available (other than National Instruments) to analyze the perfo... [more]
    By Rajalekshmi Kushore · BITS Pilani, K K Birla Goa
  • Answer added in Magnetic Nanoparticles
    13 PEG vs PLGA nanoparticles
    By Bharat Behl · United Arab Emirates University
    Bharat Behl · United Arab Emirates University
    Dear Dr. Oommen, I tried the solvent evaporation method which is described in several papers. I mentioned the protocol in the picture above. I am fol... [more]
  • Answer added in Biochemistry
    2 How to prepare acidified water of pH 4.7?
    By Abirami Pachiyappan · Centre of Advanced Study in Marine Biology
    Daniele Bellavia · Istituto Ortopedico Rizzoli
    this depends on what you need to do. If the pH must remain constant would opt for a buffer solution, for example citric acid or other ... if it is not... [more]
  • Answer added in Animal Ecology
    11 Would reintroduction of the 'Rau Quagga' into the wild pose a threat to existing Zebra populations?
    By Julia Widmaier · Ateneo de Manila University
    Anna Bowman · Oxford Brookes University
    A change in an animal's behaviour is almost always a factor which may limit the success of an animal's survival when reintroduced, so I don't see how ... [more]
  • Answer added in Evolution
    221 Can Intelligent Design (ID) be considered a valid scientific theory?
    Well then I guess Daryll wants me to get some more examples. Stay tuned. 
  • Answer added in Image Processing
    5 Can any one suggest why SVM is a better than other classifiers.
    By Shiv Ram Dubey · Indian Institute of Information Technology Allahabad
    If you have a high-dimensional problem it is known that the Bayesian approach has some quality problems. Whereas for finite and low-dimensional proble... [more]
  • Answer added in Geochemistry
    13 A great e-book on geochemistry and isotope geochemistry
    By Mohamed Fahmy Hussein · Cairo University
    Sebastian Hammerschmidt · Universität Bremen
    Very good intrductory book, good work. Thank you very much for sharing! 
  • Answer added in Nanochemistry
    3 Can anybody give me some suggestions in the functionalization of gold nanorods with heterofunctional THIOL-CARBOXYL-PEG?
    By Maria Gallina · Imperial College Healthcare NHS Trust
    bashir Sodipo · University of Science, Malaysia
    could you try sonicating your GOLD nanoparticles with thiol-peg using ultrasonic probe. and perhaps after the sonication period leave the system for a... [more]
  • 32 A photon enters a transparent medium and exits the other side - is it the same photon?
    By Robert Taylor · European Aeronautic Defence and Space Company N.V.
    Yuri Paskover · Princeton University
    Derek. Your explanation is very much inline with my previous arguments, in the sense that propagation is purely wave phenomena, while detection, by vi... [more]
  • Answer added in Agarose Gel Electrophoresis
    3 My restriction analysis is not working?
    By Apoorva Iyer · The University of Sheffield
    Apoorva Iyer · The University of Sheffield
    when I am expecting two separate bands for vector and insert, I can see one single band of around 6Kb. 
  • Answer added in Conferences
    3 Where looking for worlwide conferences ? (Symbiosis, Evolution and biology in a more general way)
    By Arno Germond · Ehime University
    Peter Frandsen · University of Copenhagen
    I would recommend a subscription to Evoldir, a mailing list for evolutionary biologist. You can choose from a list of topics relevant to you (conferen... [more]
  • 4 Can anyone pls suggest the standard protocol for western blotting
    By Rex Prem · PSG College of Technology
    Rex Prem · PSG College of Technology
    Ananda Ayyappan J.V blotting image is not clear sir .i ll attach the exact image soon sir. 
  • Answer added in Engineering Thermodynamics
    4 Acetone-water mixture
    By Mustapha Ouhsaine · Ecole Nationale Supérieure d'Electricité et de Mécanique de Casablanca
    Mustapha Ouhsaine · Ecole Nationale Supérieure d'Electricité et de Mécanique de Casablanca
    Thank you very much for your answer. Is that you can send me the document because I have not free access to this document 
  • Answer added in Antioxidant Activity
    22 Can I dilute ethyl acetate before I use it as an extraction solvent?
    By Raja Malar · Universiti Tunku Abdul Rahman
    Ramzi Mothana · King Saud University
    the answer is no, since ethyl acetate is immiscible with water. So, you can't dilute it with water. You can just clean it from other solvents or pollu... [more]
  • Question asked in Protein Expression
    New Protein expression
    I have cloned a gene of interest in pkk223-3 and tried to express protein in BL21 strain with different paramaters 1-4mM IPTG induction at RT and 30 d... [more]
    By Varsha Raimalani · The Maharaja Sayajirao University of Baroda
  • Answer added in Journal Impact Factor
    7 Is the impact factor calculation method biased towards journals in Biological Sciences and unfair towards journals in Physical Sciences ?
    By Pranaba Nayak · Independent Researcher
    Derek Abbott · University of Adelaide
    @Pranaba. My answer is yes I agree that biological/medical journals have higher IFs than physical/engineering journals, and that if these are IFs ar... [more]
  • Question asked in Text Mining
    New What is the significance of emotion detection in text?
    I have found researches on this topic but i still cannot understand the reason why we should detect emotions from text. 
    By Charmaine Ponay · University of Santo Tomas
  • Question asked in Software Project Management
    New What are the cost estimation models useds to approximate cost for web applications or andriod applications
    The aim of the question is to get an insight of the cost estimation models used in approximating cost of web applications in general and mobile applic... [more]
    By Mudasir Kirmani · Sher-e-Kashmir University of Agricultural Sciences and Technology
  • Answer added in Wireless Communications
    12 How many publications are expected by a PhD student during the PhD program?
    By J.M.J.W. Jayasinghe · Wayamba University of Sri lanka
    Mohd Mustafa Al Bakri Abdullah · Universiti Malaysia Perlis
    In my opinion and normal practice in may Center of Excellence, at least every objective student should have papers to make sure all the experimental s... [more]
  • Question asked in Medicinal Plants
    New How to choose solvent for soxhlet extration
    In the solvent extraction solvent s like methanol, ethanol etc are being used, on what basis this solvents are used 
    By Ariharan V N · Manonmaniam Sundaranar University
  • Answer added in Film
    8 Any suggestion for a Top 10 "engaged" movies?
    By Niccolò Beduschi · University of Groningen
    Susana Collado-Vazquez · Universidad Rey Juan Carlos
    This is an interesting link: http://albertmedran.com/bloc_cast/2010/05/31/las-20-mejores-peliculas-politicas/ 
  • Question asked in Satellite Image Processing
    New What is the best software to implement an image processing algorithm?
    Software to implement algorithms 
    By Saeed AL-Mansoori · Emirates Institution for Advanced Science and Technology
  • Answer added in Soil Physics
    52 How many papers are people expected to publish a year?
    By Owen Fenton · TEAGASC - The Agriculture and Food Development Authority
    Mohd Mustafa Al Bakri Abdullah · Universiti Malaysia Perlis
    Its around 5-10 a year. But if you have research group you will publish more 
  • Answer added in Conservation Biology
    9 How do you quantify community stability based on species interaction?
    By Carlo Antipuesto · Ateneo de Manila University
    Nikolay Bayanov · FGNU GosNIORKh
    We do not have the techniques, allowing to define a share of the stability caused by interspecific interacting. And for you is available? 
  • Answer added in Oral Medicine
    34 What is a safe and effective medication to use for severe recurrent and idiopathic oral ulcers in medically fit patients?
    By Najla Dar-Odeh · University of Jordan
    Najla Dar-Odeh · University of Jordan
    The treatment plan that my colleagues and I are inclined to do for this patient is to continue on the current course of prednisolone. Once the ulcers ... [more]
  • Answer added in Data Encryption
    1 Does anyone have an idea about the bench marks for the security algorithm?
    By Ch. Rupa · Vasireddy Venkatadri Institute of Technology
    Saeed AL-Mansoori · Emirates Institution for Advanced Science and Technology
    It is used as a watermark; which means that, the secret message will be embedded within an object and this will increase the data security.