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Creation Date 

1. Before 1962  (126)
2. 1962 To 1976  (3,102)
3. 1977 To 1991  (12,607)
4. 1992 To 2007  (81,917)
5. After 2007  (337,864)
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New Records 

1. New From Last Month  (15,001)
2. New From Last 3 Month  (15,002)
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Resource Type 

1. Patents  (434,355)
2. Articles  (1,214)
3. magazinearticle  (66)
4. Datasets  (40)
5. Conference Proceedings  (9)
6. Book Chapters  (4)
7. Reports  (1)
8. Reviews  (1)
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Subject 

1. Physics  (434,447)
2. Calculating  (434,355)
3. Computing  (434,355)
4. Electric Digital Data Processing  (256,532)
5. Electricity  (124,799)
6. Electric Communication Technique  (112,811)
7. Image Data Processing Or Generation, In General  (69,664)
8. Recognition Of Data  (51,665)
9. Presentation Of Data  (51,665)
10. Record Carriers  (51,665)
11. Handling Record Carriers  (51,665)
12. Testing  (46,140)
13. Measuring  (46,133)
14. Transmission Of Digital Information, E.G. Telegraphiccommunication  (42,988)
15. Wireless Communications Networks  (37,519)
16. Pictorial Communication, E.G. Television  (36,519)
17. Transporting  (29,022)
18. Performing Operations  (29,022)
19. Human Necessities  (24,332)
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Databases 

1. esp@cenet  (434,355)
2. ProQuest Central  (1,030)
3. DOAJ Directory of Open Access Journals  (439)
4. ROAD: Directory of Open Access Scholarly Resources  (384)
5. MEDLINE  (243)
6. Geneva Foundation Free Medical Journals at publisher websites  (226)
7. PubMed Central  (209)
8. Wiley-Blackwell Open Access Collection  (76)
9. Public Library of Science (PLoS) Journals Open Access  (74)
10. SpringerOpen  (70)
11. ProQuest One Psychology  (57)
12. IOP Publishing  (51)
13. Free E- Journals  (49)
14. PANGAEA  (40)
15. arXiv.org  (36)
16. Wiley-Blackwell AGU Digital Archive  (27)
17. Hyper Article en Ligne (HAL) (Open Access)  (23)
18. HighWire Press (Free Journals)  (20)
19. Taylor & Francis Open Access  (15)
20. IOPscience (Open Access)  (14)
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Language 

1. English  (401,869)
2. French  (89,107)
3. Chinese  (46,417)
4. German  (45,473)
5. Korean  (33,024)
6. Japanese  (16,785)
7. Spanish  (2,708)
8. Portuguese  (1,929)
9. Russian  (1,780)
10. Swedish  (610)
11. Finnish  (470)
12. Danish  (462)
13. Italian  (405)
14. Norwegian  (381)
15. Hebrew  (315)
16. Dutch  (293)
17. Polish  (256)
18. Hungarian  (72)
19. Ukrainian  (64)
20. Turkish  (58)
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Journal Title 

1. Arxiv  (21)
2. arXiv.org  (36)
3. Journal Of Physics: Conference Series  (21)
4. Journal Of Physics. Conference Series  (21)
5. Multimedia Tools And Applications  (16)
6. Plos One  (71)
7. Remote Sensing  (16)
8. Sensors  (35)
9. Textile Research Journal  (17)
10. The Astrophysical Journal  (18)
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