Treffer 1 - 20 von 51.999

02 engineering and technology 7.415 0202 electrical engineering, electronic engineering, information engineering 3.971 01 natural sciences 2.241 7. clean energy 2.218 13. climate action 2.159 0211 other engineering and technologies 1.869 mehr ... 11. sustainability 1.720 03 medical and health sciences 1.513 3. good health 1.485 technology 1.476 05 social sciences 1.473 12. responsible consumption 1.377 machine learning 1.197 deep learning 1.103 0210 nano-technology 994 exact sciences and technology 964 sciences exactes et technologie 964 9. industry and infrastructure 947 artificial intelligence 926 0302 clinical medicine 916 humans 916 0502 economics and business 835 0105 earth and related environmental sciences 826 15. life on land 718 8. economic growth 711 6. clean water 710 4. education 674 information technology 668 applied sciences 666 sciences appliquees 666 weniger ...

elsevier b.v. 4.131 elsevier bv 2.010 mdpi ag 1.663 elsevier ltd 1.627 ieee 1.539 elsevier 1.110 mehr ... springer nature 1.057 mdpi 997 springer science and business media llc 956 wiley 955 wiley-blackwell 824 ccsd 771 taylor & francis ltd 614 american chemical society 593 springer 429 sage publications 392 springer international publishing 344 emerald publishing limited 341 iop publishing 313 escholarship, university of california 279 biomed central 273 frontiers media s.a. 243 springer us 200 sage publications inc. 193 public library of science 182 nature publishing group 181 jmir publications inc. 165 elsevier science 157 oxford university press / usa 147 royal society of chemistry 134 weniger ...

english 39.247 undetermined 6.009 unknown 2.238 chinese 323 spanish; castilian 219 portuguese 145 mehr ... german 115 french 110 russian 95 turkish 90 ukrainian 62 indonesian 56 croatian 53 spanish 33 persian 29 italian 28 slovenian 26 swedish 23 ndonga 19 czech 17 greek, modern (1453-) 17 japanese 17 lithuanian 17 polish 17 greek 14 catalan; valencian 12 arabic 9 hungarian 7 finnish 6 bulgarian 5 weniger ...

united states 271 china 244 united kingdom 88 india 86 australia 68 europe 64 mehr ... germany 37 canada 33 africa 32 japan 32 weniger ...

OpenAIRE 14.324 BASE 10.051 Academic Search Index 4.790 ScienceDirect 3.413 Complementary Index 2.871 MEDLINE 2.606 mehr ... OAIster 2.321 Directory of Open Access Journals 1.407 Business Source Premier 1.258 Springer Nature Journals 1.155 PASCAL Archive 1.081 wiso 1.071 Supplemental Index 850 RePEc 443 APA PsycInfo 425 OpenDissertations 407 HAL 331 EconLit 324 GreenFILE 314 Education Research Complete 302 ACS Publications 257 Regional Business News 245 ERIC 222 Emerald Insight 207 Library, Information Science & Technology Abstracts 162 arXiv 151 GBV Online Contents 125 SciTech Connect 114 eScholarship 89 RCAAP 83 weniger ...