Sort by:
Publication Type:
Open access:
Publication Date:
Periodicals:
Search results
Online since: February 2012
Authors: De Xing Wang, Xiao Yun Xiong, Lei Wu
Component material
Al Heat slug
Dielectric layer
Solder mask
Ag paste
GaN-base chip
Silicone ring
Thermal grease
Al Heat sink
Thermal
conductivity
(W/mK)
204
0.35
0.25
8
130
0.17
3.6
204
Mass density
(kg/m3)
2,707
1,990
432
2,300
6,150
980
1,180
2,707
Specific heat
(J/kgK)
896
920
837
671
417
1,173
1,044
896
The high-power multi-chip COB LED model in this study is based on a real high-power LED component composed of an Al heat slug, Ag paste, GaN-based chips, a silicone ring, thermal grease, and Al heat sink.
Online since: April 2014
Authors: Francesca Sciarretta
Results of the numerically simulated compressive load test
thickness (cm)
12
25
25 exp
38
51
exposure severity (min °C)
59338
165832
47250
239085
239085
maximum temperature (°C)
896
1091
600
1153
1153
duration at maximum temperature (min)
-
-
60
-
-
factors of original property
fc,th/fc
1.00
0.92
0.87
0.91
0.90
E0,th/E0
1.00
1.08
-
1.09
1.24
E0.2,th/E0.2
1.00
0.99
0.93
1.00
1.04
Esec,th/Esec
1.00
0.88
0.96
0.88
0.90
ec1,th/ec1
1.00
1.05
0.90
1.05
1.05
Figure 2.
Online since: October 2014
Authors: Davide Tumino, Tommaso Ingrassia, Vincenzo Nigrelli
. , A simple evolutionary procedure for structural optimization, Computers & Structures, Volume 49, Issue 5, 1993, Pages 885-896
[5] Ingrassia, T., Nigrelli, V., Design optimization and analysis of a new rear underrun protective device for truck, (2010) Proceedings of the 8th International Symposium on Tools and Methods of Competitive Engineering, TMCE 2010, 2, pp. 713-725
Online since: September 2013
Authors: Yan Ling Zhang, Yan Jiang Qiao, Yuan Ming Wang
Table I Training sets of each target
Pharmacophore
Training Set
AchE inhibitor
394600, Tacrine-deril, 294663, 117, 294398, Donepezil
M1 receptor agonist
227518, 257184, 236353, 150147, 151719, 199816, Arecoline
γ-secretase inhibitor
Bbedz34, Fjf15, Bphf63, 377720, 378580, 416339
GSK-3β inhibitor
413679, 363818, 348274, 384004, 382265, 356105
Table II Testing database for pharmacophore models of each target
Pharmacophore
D
A
AchE inhibitor
1247
211
M1 receptor agonist
1057
126
γ-secretase inhibitor
896
71
GSK-3β inhibitor
943
118
B.