63. J. H. Kim+, J. K. Kim+, J. Liu+, A. Curcio, J. -S. Jang, I. -D. Kim, F. Ciucci*, and W. Jung*
+These authors contributed equally to this work. 

Nanoparticle Ex-solution for Supported Catalysts: Materias Design, Mechanism and Future Perspectives

ACS Nano (2020) Online published [click]

62. E. Guk, M. Ranaweera, V. Venkatesan, J. -S. Kim*, and W. Jung

In-situ temperature monitoring directly from cathode surface of an operating solid oxide fuel cell

Applied Energy 280 (2020) 116013 [click]

61. B. Kayaalp+, S. Lee+, L. Nodari, J. Seo, S. Kim, W. Jung*, and S. Mascotto*
+These authors contributed equally to this work. 

Pt Nanoparticles Supported on a Mesoporous (La,Sr)(Ti,Fe)O3-d Solid Solution for the Catalytic Oxidation of CO and CH4

ACS Applied Nano Materials 3 (2020) 11352-11362 [click]

60. J. -S. Jang+, J. K. Kim+, K. Kim, W. -G. Jung, C. Lim, S. Kim, D. -H. Kim, B. -J. Kim*, J. W. Han*, W. Jung*, and I. -D. Kim*
+These authors contributed equally to this work. 

Dopant-Driven Positive Reinforcement in Ex-solution Process: New Strategy to Develop Highly Capable and Durable Catalytic Materials

Advanced Materials 32 (2020) 2003983 [click]

-Inside Front Cover--

59. H. J. Jung, Y. Lim, B. -U. Choi, H. B. Bae, W. Jung, S. Ryu, J. Oh, and S. -Y. Chung*

Direct Identification of Antisite Cation Intermixing and Correlation with Electronic Conduction in CuBi2O4 for Photocathodes

ACS Applied Materials & Interfaces 12 (2020) 43720-43727 [click]

58.  G. M. Kim, W. Y. Choi, J. H. Park, S. J. Jeong, J. -E. Hong, W. Jung and J. W. Lee*

Electrically Conductive Oxidation-Resistant Boron-Coated Carbon Nanotubes Derived from Atmospheric CO2 for Use at High Temperature

ACS Applied Nano Materials 3 (2020) 8592-8597 [click]

57.  N. W. Kwak+, D. -K. Lim+, S. J. Jeong, P. Byeon, S. -Y. Chung and W. Jung*
+These authors contributed equally to this work. 

Diffusion of Cation Impurities through Ceria Grain Boundaries

Advanced Materials Interfaces (2020) 2000688 [click]

- Front Cover -

56.  B. Koo, J. Seo, J. K. Kim and W. Jung*

Isovalent Doping: a New Strategy to Suppress Surface Sr Segregation of Perovskite O2-electrode for Solid Oxide Fuel Cells 

Journal of Materials Chemistry A 8 (2020) 13763-13769 [click]

55. K. Kim+, B. Koo+, Y. -R. Jo, S. Lee, J. K. Kim, B. -J. Kim*, W. Jung*, and J. W. Han*
+These authors contributed equally to this work. 

Control of transition metal - oxygen bond strength boosts the redox exsolution in perovskite oxide surface

Energy & Environmental Sciences 13 (2020) 3404-3411 [click]

- Front Cover -

54. H. G. Seo, S. Ji, J. Seo, S. Kim, B. Koo, Y. Choi, H. Kim, J. H. Kim, T. -S. Kim, and W. Jung*

Sintering-resistant platinum electrode achieved through atomic layer deposition for thin-film solid oxide fuel cells 

Journal of Alloys and Compound 835 (2020) 155347  [click]

53. J. K. Kim+,  Y. -R. Jo+, S. Kim, B. Koo, J. H. Kim, B. -J. Kim, and W. Jung*
+These authors contributed equally to this work. 

Exceptional Tunability over Size and Density of Spontaneously Formed Nanoparticles via Nucleation Dynamics 

ACS Applied Materials & Interfaces 12 (2020) 24039-24047 [click]

52. J. H. Kim, J. K. Kim, H. G. Seo, D.-K. Lim, S. J. Jeong, J. Seo, J. Kim, and W. Jung*

Ex-Solved Ag Nanocatalysts on a Sr-Free Parent Scaffold Authorize a Highly Efficient Route of Oxygen Reduction 

Advanced Functional Materials 30 (2020) 2002326 [click]

- Front Cover -

51. H. Kim, H. G. Seo, Y. Choi, D.-K. Lim, and W. Jung*

Cathodic Electrochemical Deposition: A New Strategy to Enhance the Activity and Stability of Silver Cathodes for Thin-film Solid Oxide Fuel Cells 

Journal of Materials Chemistry A 8 (2020) 14491-14497 [click]

From the themed collection : Journal of Materials Chemistry A HOT Papers

50. J. Seo+, N. Tsvetkov+, S. J. Jeong, Y. Yoo, S. Ji, J. H. Kim*, J. K. Kang*, and W. Jung*
+These authors contributed equally to this work. 

Gas Permeable Inorganic Shell Improves the Coking Stability and Electrochemical Reactivity of Pt towards Methane Oxidation

ACS Applied Materials & Interfaces 12 (2020) 4405-4413 [click]

49. M. Yoo+, Y.-S. Yu+, H. Ha+, S. Lee+, J.-S. Choi, S. Oh, E. Kang, H. Choi, H. An, K.-S. Lee, J.Y. Park, R. Celestre, M.A. Marcus, K. Nowrouzi, D. Taube, D.A. Shapiro, W. Jung*, C. Kim*, and H.Y. Kim*
+These authors contributed equally to this work. 

A tailored oxide interface creates dense Pt single-atom catalysts with high catalytic activity

Energy & Environmental Sciences 13 (2020) 1231 [click]

- Back Cover -

48. S. Park, M. Suh, K. Kim, M. Kim, H. Cho, H. Shin, H.G. Seo, W. Jung, and D.Y. Jeon*

Effect of spatial molecular configuration of ZnO/ polyethylenimine hybrid electron injection materials on OLEDs performance

Organic Electronics 75 (2019) 105427 [click]

47. Y. Choi, J. Kim, H. G. Seo, H. L. Tuller, and W. Jung*

Nucleation and growth kinetics of electrochemically deposited ceria nanostructures for high-temperature electrocatalysis

Electrochimica Acta 316 (2019) 273–282. [click]

46. B. Kayaalp, K. Klauke, M. Biesuz, A. Iannaci, V.M. Sglavo, M. D’Arienzo, H. Noei, S. Lee, W. Jung, and S. Mascotto*

Surface Reconstruction under the Exposure of Electric Fields Enhances the Reactivity of Donor-Doped SrTiO3

Journal of Physical Chemistry C 123 (2019)16883–16892. [click]

45. K. Klauke, B. Kayaalp, M. Biesuz, A. Iannaci, V. M. Sglavo, M. D’Arienzo, S. LeeJ. Seo, W. Jung, and S. Mascotto*

Enhancement of the SrTiO3 Surface Reactivity by Exposure to Electric Fields

ChemNanoMat 5 (2019) 948-956 [click]

44. B. Kayaalp+, S. Lee+, K. Klauke, J. Seo, L. Nodari, A. Kornowski, W. Jung* and S. Mascotto*
+These authors contributed equally to this work. 

Template-free mesoporous La0.3Sr0.7Ti1-xFexO3±δ for CH4 and CO oxidation catalysis

Applied Catalysis B: Environmental 245 (2019) 536–545 [click]

43. Y-R. Jo+, B. Koo+, M-J Seo, J. K. Kim, S. Lee, K. Kim, J. W. Han, W. Jung* and B-J. Kim*
+These authors contributed equally to this work. 

Growth Kinetics of Individual Co Particles Ex-solved on SrTi0.75Co0.25O3-δ Polycrystalline Perovskite Thin Films

Journal of the American Chemical Society 141 (2019) 6690–6697[click]

42. S. Hong, W. Jung, H.M. Lee, P.S. Weiss, and I.-D. Kim*

Nanoscience and Nanotechnology at the Korea Advanced Institute of Science and Technology

ACS Nano 13 (2019) 3741–3745 [click]

41. Y. Choi+, S. K. Cha+, H. Ha+, S. Lee, H. K. Seo, J. Y. Lee, H. Y. Kim*, S. O. Kim* and W. Jung*
+These authors contributed equally to this work. 

Unravelling inherent electrocatalysis of mixed-conducting oxide activated by metal nanoparticle for fuel cell electrodes

Nature Nanotechnology 14 (2019) 245–251 [click]

- Front Cover -

40. S. Kim, S. Lee, and W. Jung*

Sintering Resistance of Pt@SiO2 Core‐Shell Catalyst

ChemCatChem 11 (2019) 4653-4659 [click]

39. N. W. Kwak+S. J. Jeong+H. G. SeoS. Lee, Y. KimJ. K. Kim, P. Byeon, S.-Y. Chung, and W. Jung*
+These authors contributed equally to this work. 

In situ synthesis of supported metal nanocatalysts through heterogeneous doping

Nature Communications 9 (2018) 4829 [click]

38. B.-K. Park+, H. G. Seo+W. Jung*, J.-W. Lee*
+These authors contributed equally to this work. 

Perovskite oxide-based nanohybrid for low-temperature thin-film solid oxide fuel cells fabricated via a facile and scalable electrochemical process

Ceramic International 44 (2018) 18727–18735. [click]

37. B. Koo+, K. Kim+, J. K. Kim+, H. Kwon, J. W. Han*, and W. Jung*
+These authors contributed equally to this work. 

Sr Segregation in Perovskite Oxides: Why It Happens and How It Exists

Joule 2 (2018) 1476–1499 [click]

- invited review -

36. H. G. Seo, Y. Choi, and W. Jung*

Exceptionally Enhanced Electrode Activity of (Pr,Ce)O2−δ -Based Cathodes for Thin-Film Solid Oxide Fuel Cells

Advanced Energy Materials 8 (2018) 1703647 [click]

- Inside Front Cover -

35. J. SeoS. LeeB. Koo, and W. Jung*

Controlling the size of Pt nanoparticles with a cationic surfactant, CnTABr

CrystEngComm 20 (2018) 2010–2015 [click]

34S. J. JeongN. W. Kwak, P. Byeon, S.-Y. Chung, and W. Jung*

Conductive Nature of Grain Boundaries in Nanocrystalline Stabilized Bi2O3 Thin-Film Electrolyte

ACS Applied Materials & Interfaces 10 (2018) 6269–6275 [click]

33. H.-S. Kim, H. B. Bae, W. Jung, and S.-Y. Chung*

Manipulation of Nanoscale Intergranular Phases for High Proton Conduction and Decomposition Tolerance in BaCeO3 Polycrystals [click]

Nano Letter 18 (2018) 1110–1117

32. Y. KimS. J. JeongB. KooS. LeeN. W. KwakW. Jung*

Study of the surface reaction kinetics of (La,Sr)MnO3−δ oxygen carriers for solar thermochemical fuel production

Journal of Materials Chemistry A 6 (2018) 13082–13089[click]

31. B. Koo+, H. Kwon+, Y. KimH. G. Seo, J. W. Han*, and W. Jung*
+These authors contributed equally to this work. 

Enhanced oxygen exchange of perovskite oxide surfaces through strain-driven chemical stabilization

Energy & Environmental Science 11 (2018) 71–77 [click]

- Back Cover - 

30. J.-Y. Kang, J. Jang, W.-T. Koo, J. Seo, Y. Choi, M.-H. Kim, D.-H. Kim, H.-J. Cho, W. Jung, and I.-D. Kim*

Perovskite La0.75Sr0.25Cr0.5Mn0.5O3−δ sensitized SnO2 fiber-in-tube scaffold: highly selective and sensitive formaldehyde sensing

Journal of Materials Chemistry A 6 (2018) 10543–10551[click]

29. J. Oh, J. D. Yoo, K. Kim, H. J. Yun, W. Jung, and J. Bae

Negative Effects of Dopants on Copper–Ceria Catalysts for CO Preferential Oxidation Under the Presence of CO2 and H2O

Catalysis Letters 147 (2017) 2987–3003 [click]

28. K. Kim+, J. D. Yoo+S. Lee, M. Bae, J. M. Bae, W. Jung*, and J. W. Han*
+These authors contributed equally to this work. 

A Simple Descriptor to Rapidly Screen CO Oxidation Activity on Rare-Earth Metal-Doped CeO2: From Experiment to First-Principles

ACS Applied Materials & Interfaces 9 (2017) 15449–15458 [click]

27. B.-K. Park, R.-H. Song, S.-B. Lee, T.-H. Lim, S.-J. Park, W. Jung, J.-W. Lee*

Conformal bi-layered perovskite/spinel coating on a metallic wire network for solid oxide fuel cells via an electrodeposition-based route,

Journal of Power Sources 348 (2017) 40–47 [click]

26. S. Ji+H. G. Seo+S. LeeJ. Seo, Y. Lee, W. H. Tanveer, S. W. Cha, and W. Jung*
+These authors contributed equally to this work. 

Integrated design of a Ni thin-film electrode on a porous alumina template for affordable and high-performance low-temperature solid oxide fuel cells

RSC Advances 7 (2017) 23600–23606 [click]

25. S. LeeJ. Seo, and W. Jung*

Sintering-resistant Pt@CeO2 nanoparticles for high-temperature oxidation catalysis

Nanoscale 8 (2016) 10219–10228 [click]

24. Y. Choi, E. C. Brown, S. M. Haile*, and W. Jung*

Electrochemically modified, robust solid oxide fuel cell anode for direct-hydrocarbon utilization

Nano Energy 23 (2016) 161–171 [click]

23. N. W. Kwak, and W. Jung*

Analysis of the grain boundary conductivity of singly and doubly doped CeO2 thin films at elevated temperature

Acta Materialia 108 (2016) 271–278 [click]

22.  V. Metlenko, W. Jung, S. R. Bishop, H. L. Tuller, and R. A. De Souza*

Oxygen diffusion and surface exchange in the mixed conducting oxides SrTi1−yFeyO3−δ

Physical Chemistry Chemical Physics 18 (2016) 29495–29505 [click]

21. H.-S. Kim, A. Jang, S.-Y. Choi, W. Jung, and S.-Y. Chung*

Vacancy-Induced Electronic Structure Variation of Acceptors and Correlation with Proton Conduction in Perovskite Oxides

Angewandte Chemie International Edition 55 (2016) 13499–13503 [click]

- Inside Back Cover - 

20. H. G. Seo, Y. ChoiB. KooA. Jang, and W. Jung*

Robust nano-architectured composite thin films for a low-temperature solid oxide fuel cell cathode

Journal of Materials Chemistry A 4 (2016) 9394–9402 [click]

- Front Cover - 


19. H.-J. Choi, E. Jeon*, T.-J. Je, J.-H. Kim, D.-H. Choi, B.S. Shin, W.-C. Jung, Y.-H. Lee, Ductile mode machining of the micro pattern made on YSZ using ultra-precision shaping with a diamond tool, J. Korean Phys. Soc. 67 (2015) 1961–1965. [click]

18. W. Jung, J.J. Kim, H.L. Tuller*, Investigation of nanoporous platinum thin films fabricated by reactive sputtering: Application as micro-SOFC electrode, J. Power Sources. 275 (2015) 860–865. [click​]

17. W.C. Jung, Y.-J. Chang, K.-Z. Fung, S. Haile*, High Electrochemical Activity of Bi2O3 -based Composite SOFC Cathodes, J. Korean Ceram. Soc. 51 (2014) 278–282. [click​]

16. W. Jung, K.L. Gu, Y. Choi, S.M. Haile*, Robust nanostructures with exceptionally high electrochemical reaction activity for high temperature fuel cell electrodes, Energy Environ. Sci. 7 (2014) 1685–1692. [click​]

15. T.-S. Oh, Y.S. Tokpanov, Y. Hao, W. Jung, S.M. Haile*, Determination of optical and microstructural parameters of ceria films, J. Appl. Phys. 112 (2012) 103535. [click]

14. W. Jung, J.O. Dereux, W.C. Chueh, Y. Hao, S.M. Haile*, High electrode activity of nanostructured, columnar ceria films for solid oxide fuel cells, Energy Environ. Sci. 5 (2012) 8682. [click​]

13. Y. Chen, W. Jung, Z. Cai, J.J. Kim, H.L. Tuller, B. Yildiz*, Impact of Sr segregation on the electronic structure and oxygen reduction activity of SrTi1−xFexO3 surfaces, Energy Environ. Sci. 5 (2012) 7979. [click]

12. E.C.C. Souza, W.C. Chueh, W. Jung, E.N.S. Muccillo, S.M. Haile*, Ionic and Electronic Conductivity of Nanostructured, Samaria-Doped Ceria, J. Electrochem. Soc. 159 (2012) K127. [click]

11. W. Jung*, H.L. Tuller, Investigation of surface Sr segregation in model thin film solid oxide fuel cell perovskite electrodes, Energy Environ. Sci. 5 (2012) 5370–5378. [click]


10. W.C. Chueh, Y. Hao, W. Jung, S.M. Haile*, High electrochemical activity of the oxide phase in model ceria–Pt and ceria–Ni composite anodes, Nat. Mater. 11 (2012) 155–161. [click​]


9. W. Jung*, H.L. Tuller, A New Model Describing Solid Oxide Fuel Cell Cathode Kinetics: Model Thin Film SrTi1-xFexO3-δ Mixed Conducting Oxides-a Case Study, Adv. Energy Mater. 1 (2011) 1184–1191. [click​]


8. C. Solís, W. Jung, H.L. Tuller, J. Santiso*, Defect Structure, Charge Transport Mechanisms, and Strain Effects in Sr4Fe6O12+δ Epitaxial Thin Films, Chem. Mater. 22 (2010) 1452–1461. [click​]


7. W. Jung*, K. Sahner, A. Leung, H.L. Tuller, Acoustic wave-based NO2 sensor: Ink-jet printed active layer, Sensors Actuators B Chem. 141 (2009) 485–490. [click]


6. W. Jung*, H.L. Tuller, Impedance study of SrTi1−xFexO3−δ (x=0.05 to 0.80) mixed ionic-electronic conducting model cathode, Solid State Ionics. 180 (2009) 843–847. [click​]


5. H.L. Tuller*, S.J. Litzelman, W. Jung, Micro-ionics: next generation power sources, Phys. Chem. Chem. Phys. 11 (2009) 3023. [click​]


4. W. Jung, J.L. Hertz, H.L. Tuller*, Enhanced ionic conductivity and phase meta-stability of nano-sized thin film yttria-doped zirconia (YDZ), Acta Mater. 57 (2009) 1399–1404. [click]


3. Y.S. Jung, W. Jung, H.L. Tuller, C.A. Ross*, Nanowire Conductive Polymer Gas Sensor Patterned Using Self-Assembled Block Copolymer Lithography, Nano Lett. 8 (2008) 3776–3780. [click]


2. W. Jung, H.L. Tuller*, Investigation of Cathode Behavior of Model Thin-Film SrTi1−xFexO3−δ (x=0.35 and 0.5) Mixed Ionic-Electronic Conducting Electrodes, J. Electrochem. Soc. 155 (2008) B1194. [click​]


1. S.J. Litzelman, J.L. Hertz, W. Jung, H.L. Tuller*, Opportunities and Challenges in Materials Development for Thin Film Solid Oxide Fuel Cells, Fuel Cells. 8 (2008) 294–302. [click]

Conference Proceedings

5. K.-Z. Fung, S.-Y. Tsai, Y.-J. Chang, W. Jung, S.M. Haile, Stability of composite cathode consisting of doped bismuth oxide (Y 0.25Bi0.75O1.5) and Conducting Perovskite La1-xSrxMeO3-δ (Me=Mn, Cu), in: ECS Trans., Electrochemical Society Inc., Research Center for Energy Technology and Strategy, Taiwan, 2013: pp. 1917–1923.


4. W. Jung, H.L. Tuller, Investigation of cathode kinetics in SOFC: Model thin film SrTi1-xFexO3-δ mixed conducting oxides, in: Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, United States, 2011: pp. 2129–2136.


3. Y. Chen, W.C. Jung, Y. Kuru, H. Tuller, B. Yildiz, Chemical, electronic and nanostructure dynamics on Sr(Ti1-xFex)O3 thin-film surfaces at high temperatures, in: Department of Nuclear Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, United States, 2011: pp. 2409–2416.


2. W. Jung, H.L. Tuller, Investigation of cathode behavior and surface chemistry of model thin film SrTi1-xFexO3-δ electrode, in: Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, United States, 2009: pp. 2775–2782.


1. H.L. Tuller, W. Jung, K. Haga, Investigation of cathode behavior of model thin film SrTi 1-xFexO3-δ mixed ionic-electronic conducting electrodes, in: Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, United States, 2009: pp. 3–13.

Korea Advanced Institute of Science and Technology (KAIST) #5409, W1-1, 291 Daehak-ro, Yuseong-gu, Daejeon 34141, Republic of Korea

대전광역시 유성구 대학로 291 (구성동 373-1) 한국과학기술원 W1-1 응용공학동 5409호(연구실)


© 2020 by WooChul Jung / wcjung@kaist.ac.kr