X
Search Filters
Format Format
Format Format
X
Sort by Item Count (A-Z)
Filter by Count
Journal Article (112324) 112324
Magazine Article (12727) 12727
Dissertation (278) 278
Patent (93) 93
Conference Proceeding (29) 29
Publication (11) 11
Book / eBook (4) 4
Book Chapter (1) 1
more...
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
语文学习 (1424) 1424
文学作品 (1329) 1329
阅读知识 (1279) 1279
作文 (1160) 1160
课外阅读 (1099) 1099
小学生 (971) 971
文学 (969) 969
中国 (889) 889
课堂教学 (816) 816
诗歌 (690) 690
诗集 (669) 669
现代文学 (627) 627
大学生 (611) 611
对策 (606) 606
就这样 (605) 605
给你 (601) 601
中学生 (593) 593
诗词 (584) 584
学生 (573) 573
不知道 (513) 513
创新 (456) 456
告诉我 (441) 441
教学效果 (396) 396
教学方法 (390) 390
语文 (390) 390
教学 (387) 387
高校 (384) 384
经济发展 (383) 383
问题 (379) 379
老师 (358) 358
应用 (341) 341
教师 (336) 336
教学改革 (332) 332
当代文学 (330) 330
学习过程 (329) 329
互联网 (327) 327
培养 (325) 325
令人 (320) 320
孩子 (312) 312
我自己 (308) 308
对我说 (300) 300
策略 (297) 297
故事 (287) 287
思想政治教育 (285) 285
领导干部 (282) 282
一本 (278) 278
生活 (275) 275
企业 (270) 270
自主学习 (266) 266
信息技术 (265) 265
世界 (263) 263
人才培养 (258) 258
十年 (253) 253
小说 (252) 252
现状 (249) 249
管理 (249) 249
阅读教学 (249) 249
思想政治工作 (247) 247
我不知道 (247) 247
阅读 (246) 246
发展 (242) 242
小学语文 (241) 241
同学 (239) 239
国有企业 (238) 238
数学教学 (238) 238
教育 (234) 234
教学质量 (232) 232
高职院校 (232) 232
学习 (230) 230
语文教学 (229) 229
新媒体 (227) 227
小学教育 (220) 220
人说 (218) 218
当代作品 (215) 215
学校 (212) 212
活着 (210) 210
教学过程 (208) 208
影响 (207) 207
小学 (204) 204
社会主义市场经济 (203) 203
社会主义市场经济体制 (203) 203
教学模式 (202) 202
精神文明建设 (200) 200
改革 (198) 198
人民群众 (196) 196
散文 (195) 195
人生 (191) 191
小学数学 (189) 189
思维能力 (189) 189
教学内容 (187) 187
实践 (186) 186
文化 (186) 186
这个世界 (183) 183
影响因素 (179) 179
班主任 (178) 178
妈妈 (176) 176
方法 (175) 175
财务管理 (174) 174
学习活动 (171) 171
毛泽东 (170) 170
more...
Library Location Library Location
Language Language
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


Zootaxa, ISSN 1175-5326, 10/2018, Volume 4504, Issue 2, p. 276
A species of the genus Isoperla Banks, 1906, I. oncocauda Huo & Du, sp. nov. is described as new to science and is the first record for the family Perlodidae... 
Sclerites | New records | Physical characteristics | New species | Aedeagus | Aquatic insects
Journal Article
Catalysis Today, ISSN 0920-5861, 10/2017, Volume 295, pp. 110 - 118
Two model reactions, namely the Brønsted-acidity-specific skeletal isomerization of 3,3-dimethylbut-1-ene for evaluating the Brønsted acidity and dehydration... 
Water effect | Model reaction | Acidity distribution | Solid acid catalyst | Nb2O5 | Acidity assessment | Catalysis | Catalysts | Activation energy | Analysis | Isomerization
Journal Article
Catalysis Today, ISSN 0920-5861, 07/2016, Volume 269, p. 65
To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link: http://dx.doi.org/10.1016/j.cattod.2015.10.030... 
Zeolites | Acrylic acid | Lactic acid | Catalysis | Catalysts | Aldehydes
Journal Article
by Min, J and Yu, QB
JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, ISSN 1533-4880, 12/2019, Volume 19, Issue 12, pp. 7729 - 7735
Graphitic carbon nitride (g-C3N4 ) can be used as a photocatalytic initiator and stabilizer in the process of Pickering emulsion polymerization for... 
g-C3N4 | GRAPHENE OXIDE | HETEROJUNCTION | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | Capability | MATERIALS SCIENCE, MULTIDISCIPLINARY | Photocatalytic Initiators | NANOSCIENCE & NANOTECHNOLOGY | CHEMISTRY, MULTIDISCIPLINARY | COMPOSITE | PHOTOCATALYTIC HYDROGEN EVOLUTION | Stabilizer | DEGRADATION | G-C3N4 NANOSHEETS | FABRICATION | WATER
Journal Article
Carbon, ISSN 0008-6223, 11/2019, Volume 152, p. 909
A structurally stable carbon allotrope with plentiful topological properties is predicted by means of first-principles calculations. This novel carbon... 
Adsorption
Journal Article
Journal of Molecular Catalysis A: Chemical, ISSN 1381-1169, 02/2009, Volume 299, Issue 1-2, pp. 44 - 52
Two series of Ni/MgO catalysts were prepared by reducing NiO/MgO samples of fixed Ni loading but different calcination temperatures and of varying Ni loadings... 
Catalyst stability | Metal-support interaction | reforming of methane | NiO-MgO solid solution | Ni/MgO catalyst | SYNTHESIS GAS | CO2 reforming of methane | PERFORMANCE | CHEMISTRY, PHYSICAL | CH4 | SOLID-SOLUTION CATALYSTS | NICKEL-CATALYSTS | MGO | PARTIAL OXIDATION | CARBON-DIOXIDE | AN CATALYST | NI CATALYSTS
Journal Article
Green Chemistry, ISSN 1463-9262, 2007, Volume 9, Issue 10, pp. 1130 - 1136
Synthesis of acrolein by catalytic gas-phase dehydration of biomass-derivate glycerol was studied over various solid catalysts with a wide range of acid -base... 
CONDENSATION | ALCOHOL | INDICATORS | CHEMISTRY, MULTIDISCIPLINARY | SUPERCRITICAL WATER | SURFACES
Journal Article
Catalysis Today, ISSN 0920-5861, 07/2016, Volume 269, pp. 65 - 73
Rb - and Cs -exchanged Beta zeolites (Rb Na β and Cs Na β) of varying exchange degrees ( = 0–1.00) were employed to catalyze the gas-phase dehydration of... 
Beta zeolite | Acid–base catalysis | Lactic acid | Alkali ions | Acrylic acid | Catalytic dehydration | Acid-base catalysis | METHANOL | ALKALI | NAY ZEOLITES | ACTIVE SITES | PERFORMANCE | TOLUENE | CHEMISTRY, PHYSICAL | SIDE-CHAIN ALKYLATION | ENGINEERING, CHEMICAL | PHOSPHATES | CHEMISTRY, APPLIED | HYDROXYAPATITE CATALYSTS | CATION
Journal Article
ACS Catalysis, ISSN 2155-5435, 06/2014, Volume 4, Issue 6, pp. 1931 - 1943
Hydroxyapatites (HAP m -T) of varying molar Ca/P ratios m (1.58–1.69) and calcination temperatures T (360–700 °C) were prepared and comprehensively... 
lactic acid | catalytic dehydration | hydroxyapatites | sustainable chemistry | acrylic acid | acid-base catalysis | OXIDATION | 2,3-PENTANEDIONE | CONVERSION | CHEMISTRY, PHYSICAL | CA/P RATIO | CALCIUM | LACTATE | PHOSPHATES | SITES | ETHANOL | METAL-MODIFIED NAY
Journal Article
Carbon, ISSN 0008-6223, 02/2020, Volume 157, pp. 270 - 276
Journal Article
Applied Catalysis A, General, ISSN 0926-860X, 2009, Volume 353, Issue 2, pp. 213 - 222
The use of alcogel-derived ZrO(OH) -AN for the support, compared with conventional hydrogel-derived ZrO(OH) -CP, produced HPW/ZrO catalysts that showed better... 
ZrO 2 | Acrolein | Heteropoly acid (H 3PW 12O 40) | Glycerol (glycerin) | Alcohol dehydration | Heteropoly acid (H | ZrO | OXIDE | CONVERSION | SUPERCRITICAL WATER | ISOMERIZATION | CHEMISTRY, PHYSICAL | NANOCOMPOSITE NI/ZRO2 | ZrO2 | ENVIRONMENTAL SCIENCES | HETEROPOLY ACIDS | Heteropoly acid (H3PW12O40) | Glycerin | Glycerol | Zirconium | Chemical properties | Catalysis
Journal Article
Green Chemistry, ISSN 1463-9262, 2008, Volume 10, Issue 10, pp. 1087 - 1093
Catalytic gas-phase dehydration of glycerol to produce acrolein was investigated at 315 degrees C over ZrO2-and SiO2-supported 12-tungstophosphoric acid... 
GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | HETEROPOLY ACIDS | ZIRCONIA | CONVERSION | SUPERCRITICAL WATER | ISOMERIZATION | SOLID ACID | CATALYST | NANOCOMPOSITE NI/ZRO2 | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Zootaxa, ISSN 1175-5326, 10/2018, Volume 4504, Issue 2, pp. 276 - 284
A species of the genus Isoperla Banks, 1906, I. oncocauda Huo & Du, sp. nov. is described as new to science and is the first record for the family Perlodidae... 
New species | Isoperla | Perlodidae | China | Plecoptera | new species | ZOOLOGY | Animals | Insecta | Lepidoptera | Female | Male | Animal Distribution
Journal Article
Journal of the American Ceramic Society, ISSN 0002-7820, 10/2019
Journal Article
Dongbei Daxue Xuebao/Journal of Northeastern University, ISSN 1005-3026, 11/2018, Volume 39, Issue 11, pp. 1608 - 1613
Journal Article
Dongbei Daxue Xuebao/Journal of Northeastern University, ISSN 1005-3026, 10/2018, Volume 39, Issue 10, pp. 1490 - 1494
Journal Article
Zootaxa, ISSN 1175-5326, 01/2018, Volume 4374, Issue 3, pp. 395 - 408
Two species of the peltoperlid genus Cryptoperla Needham, C. dactylina Du, sp. nov. and C. nangongshana Huo & Du, sp. nov. are described as new to science from... 
Cryptoperla | Nymph | New species | Peltoperlidae | Plecoptera | new species | ZOOLOGY | nymph | Animals | Neoptera | China | Insecta | Lepidoptera | Animal Distribution
Journal Article
Chemical communications (Cambridge, England), ISSN 1359-7345, 02/2016, Volume 52, Issue 14, pp. 3026 - 3029
The direct redox reaction (galvanic displacement) between Pd(2+) and substrate Si was used to deposit Pd on Si, and the Pd-Si catalysts enabled a... 
Journal Article
No results were found for your search.

Cannot display more than 1000 results, please narrow the terms of your search.