|N-doped graphene nanoplatelets as superior metal-free counter electrodes for organic dye-sensitized solar cells|
MJ Ju, JC Kim, HJ Choi, IT Choi, SG Kim, K Lim, J Ko, JJ Lee, IY Jeon, ...
ACS nano 7 (6), 5243-5250, 2013
|Direct nitrogen fixation at the edges of graphene nanoplatelets as efficient electrocatalysts for energy conversion|
IY Jeon, HJ Choi, MJ Ju, IT Choi, K Lim, J Ko, HK Kim, JC Kim, JJ Lee, ...
Scientific reports 3 (1), 1-7, 2013
|Star-shaped hole transporting materials with a triazine unit for efficient perovskite solar cells|
K Do, H Choi, K Lim, H Jo, JW Cho, MK Nazeeruddin, J Ko
Chemical Communications 50 (75), 10971-10974, 2014
|Graphene nanoplatelets doped with N at its edges as metal‐free cathodes for organic dye‐sensitized solar cells|
MJ Ju, IY Jeon, JC Kim, K Lim, HJ Choi, SM Jung, IT Choi, YK Eom, ...
Advanced Materials 26 (19), 3055-3062, 2014
|Edge-carboxylated graphene nanoplatelets as oxygen-rich metal-free cathodes for organic dye-sensitized solar cells|
MJ Ju, IY Jeon, K Lim, JC Kim, HJ Choi, IT Choi, YK Eom, YJ Kwon, J Ko, ...
Energy & environmental science 7 (3), 1044-1052, 2014
|High-performance dye-sensitized solar cells using edge-halogenated graphene nanoplatelets as counter electrodes|
IY Jeon, HM Kim, IT Choi, K Lim, J Ko, JC Kim, HJ Choi, MJ Ju, JJ Lee, ...
Nano Energy 13, 336-345, 2015
|A new class of cyclometalated ruthenium sensitizers of the type CNN for efficient dye-sensitized solar cells|
JJ Kim, H Choi, S Paek, C Kim, K Lim, MJ Ju, HS Kang, MS Kang, J Ko
Inorganic chemistry 50 (22), 11340-11347, 2011
|B-doped graphene as an electrochemically superior metal-free cathode material as compared to Pt over a Co (II)/Co (III) electrolyte for dye-sensitized solar cell|
SM Jung, IT Choi, K Lim, J Ko, JC Kim, JJ Lee, MJ Ju, HK Kim, JB Baek
Chemistry of Materials 26 (11), 3586-3591, 2014
|New Efficient Ruthenium Sensitizers with Unsymmetrical Indeno[1,2-b]thiophene or a Fused Dithiophene Ligand for Dye-Sensitized Solar Cells|
JJ Kim, K Lim, H Choi, S Fan, MS Kang, G Gao, HS Kang, J Ko
Inorganic chemistry 49 (18), 8351-8357, 2010
|Enhancing the performance of organic dye-sensitized solar cells via a slight structure modification|
K Lim, C Kim, J Song, T Yu, W Lim, K Song, P Wang, N Zu, J Ko
The Journal of Physical Chemistry C 115 (45), 22640-22646, 2011
|High efficient Pt counter electrode prepared by homogeneous deposition method for dye-sensitized solar cell|
MY Song, KN Chaudhari, J Park, DS Yang, JH Kim, MS Kim, K Lim, J Ko, ...
Applied energy 100, 132-137, 2012
|Star-shaped hole transport materials with indeno [1, 2-b] thiophene or fluorene on a triazine core for efficient perovskite solar cells|
K Lim, MS Kang, Y Myung, JH Seo, P Banerjee, TJ Marks, J Ko
Journal of Materials Chemistry A 4 (4), 1186-1190, 2016
|Optical properties and modeling of 2D perovskite solar cells|
B Liu, CMM Soe, CC Stoumpos, W Nie, H Tsai, K Lim, AD Mohite, ...
Solar RRL 1 (8), 1700062, 2017
|Copolymer-templated nitrogen-enriched nanocarbons as a low charge-transfer resistance and highly stable alternative to platinum cathodes in dye-sensitized solar cells|
MJ Ju, IT Choi, M Zhong, K Lim, J Ko, J Mohin, M Lamson, T Kowalewski, ...
Journal of Materials Chemistry A 3 (8), 4413-4419, 2015
|Molecular Engineering of Organic Sensitizers with Planar Bridging Units for Efficient Dye‐Sensitized Solar Cells|
K Lim, MJ Ju, J Na, H Choi, MY Song, B Kim, K Song, JS Yu, E Kim, J Ko
Chemistry–A European Journal 19 (29), 9442-9446, 2013
|Organic sensitizers possessing carbazole donor and indeno [1, 2-b] thiophene spacer for efficient dye sensitized solar cells|
K Lim, K Song, Y Kang, J Ko
Dyes and Pigments 119, 41-48, 2015
|Organic Sensitizers Featuring a Planar Indeno[1,2‐b]‐thiophene for Efficient Dye‐Sensitized Solar Cells|
K Lim, MJ Ju, J Song, IT Choi, K Do, H Choi, K Song, HK Kim, J Ko
ChemSusChem 6 (8), 1425-1431, 2013
|Synthesis and properties of low bandgap star molecules TPA-[DTS-PyBTTh3] 3 and DMM-TPA [DTS-PyBTTh3] 3 for solution-processed bulk heterojunction organic solar cells|
K Lim, SY Lee, K Song, GD Sharma, J Ko
Journal of Materials Chemistry C 2 (39), 8412-8422, 2014
|Molecular engineering of organic sensitizers for highly efficient gel-state dye-sensitized solar cells|
H Choi, S Paek, K Lim, C Kim, MS Kang, K Song, J Ko
Journal of Materials Chemistry A 1 (28), 8226-8233, 2013
|Effects of side-chain interdigitation on stability: an environmentally, electrically, and thermally stable semiconducting polymer|
D Choi, BS Jeong, B Ahn, DS Chung, K Lim, SH Kim, SU Park, M Ree, ...
ACS applied materials & interfaces 4 (2), 702-706, 2012