强烈推荐国外大学教授教你怎么查好的资料文献论文资源

1、literature searchingwhat to do when a “google” search is not enough?song y phone: 496-7279chemical information specialistassist. prof. of library sciencespurdue universityto warm up ideas, common terms that we use when doing literature searchestertiaryliteratureinformation retrievalstr

2、ucture of the literature and channels of communicationsearch operators, wildcards, and parentheses what are search operators? and, or, not, same, nearabcnote: different databases have different wildcards. check their help file to find out what to use.what is in a citation?authortitlesource/journalen

3、umeration (volume/issue)chronology (date)pagination cui, yi; lieber, charles m. “functional nanoscale electronic devices assembled using silicon nanowire building blocks. science 291:5505 (2001): 851-3. bibliographic informationcited/citing reference ?#&!linking to the original cited paperlinking to

4、 papers which cite the same paper (time cited)finding related papers19941991199219871988195719841982198819871957known papercited papernew paper retrieved via cited reference searchingmajor databases in chemical engineeringcompendex (ovid)scifinder scholar (cas)web of science (isi)major databases in

5、chemical engineeringcompendex (ovid)engineering and technical literature, as well as related fields in science and management. the records in the database are drawn from over 2,600 published journals, conference proceedings and individual conference papers, technical reports, monographs, and other m

6、aterials. major databases in chemical engineeringscifinder scholar (cas)collection of chemical databases: caplus, casreact, chemcats, chemlist, registry, medline chemistry plus a whole lot more! agriculture science / biology and life sciences / engineering sciences / food sciences / general chemistr

7、y / geological sciences / material sciences / medical sciences / physics / polymer science major databases in chemical engineeringweb of science (isi)accesses multidisciplinary databases of bibliographic information from thousands of scholarly journals. the databases are indexed so you can search fo

8、r specific articles by subject, author, journal, and/or author address. you can also search the databases for articles that cite a known author or work.access to the databases/eresources/index.html choose “by title”compendex (ovid) web based, need your purdue idscifinder scho

9、larcoverage back to 1907 by one search!web of sciencecompendexindex +5000 journals world wide1987 update every week by ei, updated monthly by ovid.example onefind the review articles written in english on nanoparticles as structural and functional units in surface-confined architectures. - 13example

10、 onefind the review articles written in english on example onefind the review articles written in english on further investigationif scifinder scholar indexes more journals and cover more years than web of science, why my search retrieve the same number of articles? the most cited review in web of s

11、cience, is also in scifinder scholar!scifinder scholar record:dendrimer-encapsulated metal nanoparticles: synthesis, characterization, and applications to catalysis. crooks, richard m.; zhao, mingqi; sun, li; chechik, victor; yeung, lee k. department of chemistry, texas am university, college statio

12、n, tx, usa. accounts of chemical research (2001), 34(3), 181-190. coden: achre4 issn: 0001-4842. journal; general review written in english. can 134:168789 an 2000:887031 caplus abstracta review with 55 refs. that reports the synthesis and characterization of dendrimer-encapsulated metal nanoparticl

13、es and their applications to catalysis. these materials are prepd. by sequestering metal ions within dendrimers followed by chem. redn. to yield the corresponding zerovalent metal nanoparticle. the size of such particles depends on the no. of metal ions initially loaded into the dendrimer. intradend

14、rimer hydrogenation and carbon-carbon coupling reactions in water, org. solvents, biphasic fluorous/org. solvents, and supercrit. co2 are also described. web of science record:dendrimer-encapsulated metal nanoparticles: synthesis, characterization, and applications to catalysiscrooks rm, zhao mq, su

15、n l, chechik v, yeung lkaccounts of chemical research 34 (3): 181-190 mar 2001document type: review language: english cited references: 53 times cited: 61 abstract:this account reports the synthesis and characterization of dendrimer-encapsulated metal nanoparticles and their applications to catalysi

16、s. these materials are prepared by sequestering metal ions within dendrimers followed by chemical reduction to yield the corresponding zerovalent metal nanoparticle. the size of such particles depends on the number of metal ions initially loaded into the dendrimer. intradendrimer hydrogenation and c

17、arbon-carbon coupling reactions in water, organic solvents, biphasic fluorous/organic solvents, and supercritical co2 are also described. keywords plus:supercritical carbon-dioxide, surface-confined monolayers, phase probe molecules, poly(amidoamine) dendrimers, starburst dendrimers, gold, water, na

18、noclusters, template, electrochemistry addresses:crooks rm, texas a&m univ, dept chem, pob 30012, college stn, tx 77842 usatexas a&m univ, dept chem, college stn, tx 77842 usa save search/resultscompendex (ovid) run saved search/save search history/delete searchfull text?compendex (ovid) no full tex

19、t available from the database link to purdue catalog, can link to full text thenfull text?all full text articlesfull text journal articles available through purdues subscriptionfull text articles that covers in the databasethe full text articles you can get if you only check the full text links in t

20、he databasecomparing results of example onetotal review articles found 25. 13 (52%)in scifinder scholar 13 (52%) in web of science 1 (4%) overlap in both 0 in compendexmore on cited reference searchweb of science also has a separate cited reference search screen. sometimes you will pick up more cite

21、d references for an article.c.d. nobes and a. hall, published in volume 81 (1) 53-62, 7 april 1995 example twofind prof. lees publication in recent yearsexample twofind prof. lees publication in recent yearsexample twofind prof. lees publication in recent yearsconclusionfor a same search the search strategies are different among three databasesthe retrieved results are quite dissimilareven when searching in one databas