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Creation Date 

1. Before 1957  (242,213)
2. 1957 To 1973  (305,772)
3. 1974 To 1990  (1,317,487)
4. 1991 To 2008  (3,150,087)
5. After 2008  (7,563,380)
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New Records 

1. New From Last Week  (10,111)
2. New From Last Month  (226,292)
3. New From Last 3 Month  (253,936)
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Resource Type 

1. Patents  (8,594,229)
2. Articles  (3,053,897)
3. magazinearticle  (480,514)
4. Newspaper Articles  (129,472)
5. Book Chapters  (106,686)
6. Reports  (55,397)
7. Reviews  (52,636)
8. Thesises (postgraduate)  (40,309)
9. Conference Proceedings  (32,195)
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11. Newsletter Articles  (12,447)
12. References  (8,838)
13. Web Resources  (7,977)
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16. Text Resources  (1,756)
17. Government Documents  (1,554)
18. Other  (1,463)
19. Audio  (1,070)
20. Videos  (656)
21. Journals  (117)
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Subject 

1. Mechanical Engineering  (3,058,359)
2. Heating  (3,052,961)
3. Lighting  (3,024,216)
4. Weapons  (3,019,626)
5. Blasting  (3,018,623)
6. Transporting  (2,747,101)
7. Performing Operations  (2,747,051)
8. Science & Technology  (1,974,354)
9. Chemistry  (1,966,037)
10. Metallurgy  (1,730,136)
11. Electricity  (1,552,954)
12. Physics  (1,321,029)
13. Machine Tools  (1,227,666)
14. Metal-Working Not Otherwise Provided For  (1,223,933)
15. Welding  (1,182,986)
16. Working By Laser Beam  (1,173,843)
17. Soldering Or Unsoldering  (1,173,843)
18. Cutting By Applying Heat Locally, E.G. Flame Cutting  (1,173,843)
19. Cladding Or Plating By Soldering Or Welding  (1,173,843)
20. Heat Pump Systems  (1,039,721)
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Author/Creator 

1. Musco, Francesco  (20)
2. Mehiriz, Kaddour  (15)
3. Giguère, Mélissa  (14)
4. Cameron, Deborah  (9)
5. Bassil, Kate  (8)
6. Gower, Stephanie  (4)
7. S M Sohel Murshed; Manuel Matos Lopes  (2)
8. Canada  (2)
9. Rinner, Claus  (2)
10. Matysik, Larry  (1)
11. Ligeti, Eva  (1)
12. Gower, Stephanie  (1)
13. Musco, Francesco  (1)
14. Mohsen Sheikholeslami Kandelousi  (1)
15. Bassil, Kate  (1)
16. Ferguson, Christy  (1)
17. Zupancic, Tara  (1)
18. Artur J. Jaworski (Ed.)  (1)
19. Giguère, Mélissa  (1)
20. Matysik, Larry  (1)
21. bdparker  (1)
22. Gosselin, Céline  (1)
23. Martineau, Geneviève  (1)
24. O'connor, Madeline  (1)
25. Rinner, Claus  (1)
26. Marco Aurélio dos Santos Bernardes  (1)
27. Mersereau, Virginia  (1)
28. Guilbault, Sophie  (1)
29. Mehiriz, Kaddour  (1)
30. Aziz Belmiloudi  (1)
31. Kujawski, Woytek  (1)
32. Nordic Council of Ministers  (1)
33. Cole, Donald C  (1)
34. McKeown  (1)
35. Forkes, Jennifer  (1)
36. Ligeti, Eva  (1)
37. O'Connor, Madeline  (1)
38. Guilbault, Sophie  (1)
39. Cameron, Deborah  (1)
40. Francesco Musco  (1)
41. Twa, Bob  (1)
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Databases 

1. esp@cenet  (8,215,304)
2. ProQuest Central  (2,600,956)
3. DOAJ Directory of Open Access Journals  (1,018,964)
4. ROAD: Directory of Open Access Scholarly Resources  (813,687)
5. Geneva Foundation Free Medical Journals at publisher websites  (664,671)
6. MEDLINE  (614,797)
7. PubMed Central  (603,109)
8. USPTO Published Applications  (218,431)
9. Springer Open Access Journals  (172,744)
10. USPTO Issued Patents  (160,003)
11. Open Access: Wiley-Blackwell Open Access Journals  (144,409)
12. HighWire Press (Free Journals)  (129,799)
13. Open Access: IOP Publishing Free Content  (109,706)
14. Free E- Journals  (86,036)
15. Nature Free  (85,197)
16. Ebook Central - Academic Complete  (79,254)
17. IOPscience (Open Access)  (75,128)
18. ProQuest One Psychology  (64,080)
19. Public Library of Science  (57,509)
20. Hyper Article en Ligne (HAL) (Open Access)  (51,993)
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Language 

1. English  (11,409,768)
2. Chinese  (2,754,393)
3. French  (925,697)
4. German  (767,341)
5. Japanese  (669,186)
6. Korean  (383,766)
7. Russian  (118,860)
8. Spanish  (108,837)
9. Portuguese  (57,469)
10. Italian  (43,078)
11. Swedish  (27,514)
12. Danish  (19,151)
13. Polish  (17,382)
14. Norwegian  (16,234)
15. Finnish  (15,815)
16. Dutch  (15,242)
17. Ukrainian  (9,094)
18. Czech  (6,849)
19. Turkish  (5,298)
20. Romanian  (5,088)
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Journal Title 

1. Arxiv.Org  (29,255)
2. Energies  (22,470)
3. Iop Conference Series. Materials Science And Engineering  (26,549)
4. Journal Of Physics: Conference Series  (29,556)
5. Journal Of Physics. Conference Series  (32,982)
6. Nature  (26,359)
7. New York Times  (82,672)
8. Plos One  (44,412)
9. Scientific Reports  (40,430)
10. The Washington Post  (27,792)
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