Publications

[Google Scholar] Kootak Hong

[2025]

53.  "Copper Tantalate by a Sodium‐Driven Flux‐Mediated Synthesis for Photoelectrochemical              CO2 Reduction"

  A. Köche,† K. Hong,† S. Seo,* F. Babbe, H. Gim, K.‐H. Kim, H. Choi, Y. Jung, I. Oh,       G. V. Krishnamurthy, M. Störmer, S. Lee, T.‐H. Kim, A. T. Bell, S. Khan, C. M. Sutter‐Fella, F. M. Toma   († co-first author)

  Small Methods, 2025, 9, 2401432.

 (Impact factor: 10.7, JCR 10.6% in Materials Science, Multidisciplinary, 47/439)

52.  "Two-dimensional materials for artificial sensory devices: advancing neuromorphic sensing technology"

  J. Ko, C. Ock, H. Gim, K. Hong,* Y. Lee*, K. C. Kwon*

  npj 2D Materials and Applications, 2025, 9, 35.

 (Impact factor: 9.2, JCR 11.5% in Physics, Applied, 21/179)

[2024]

51.  "Nanoelectronics Using Metal–Insulator Transition"

  Y. J. Lee, Y. Kim, H. Gim, K. Hong*, H. W. Jang*  

  Advanced Materials, 2024, 36, 2305353. 

 (Impact factor: 29.4, JCR 2.2% in Materials Science, Multidisciplinary, 8/344)

50.  "Structurally engineered highly efficient electrocatalytic performance of 3-dimensional Mo/Ni            chalcogenides for boosting overall water splitting performance"

  S. Mahadik, S. Surendran, D. J. Moon, J. Y. Kim, G. Janani, S. C. Jesudass, K. Veeramani, H. Choi,       S. Shanmugapriya, I. G. Kim, P. Jung, Y. I. Park, J. Heo, T.-H. Kim*, K. Hong*, U. Sim*

  Chemoshpere, 2024, 352, 141233. 

        (Impact factor 8.8, JCR 10.7% in Environmental Sciences, 30/275)

49.  "Ambipolar Nature Accelerates Dual‐Functionality on Ni/Ni3N@NC for Simultaneous Hydrogen         and Oxygen Evolution in Electrochemical Water Splitting System"

  G. Janani, S. Surendran, D. J. Moon, P. S. Ramesh, J. Y. Kim, Y. Lim, K. Veeramani, S. Mahadik, S.      C. Jesudass, J. Choi, I. G. Kim, P. Jung, H. Choi, G. Kwon, K. Jin, J. k. Kim, Y. I. Park, J. Heo, K.   Hong, Y. S. Kang, U. Sim

  Advanced Sustainable Systems, 2024, 8, 2470038. 

48.  "Defect engineered ternary metal spinel-type Ni-Fe-Co oxide as bifunctional electrocatalyst for       overall electrochemical water splitting"

  S. C. Jesudass, S. Surendran, D. J. Moon, S. Shanmugapriya, J. Y. Kim, G. Janani, K. Veeramani, S.     Mahadik, I. G. Kim, P. Jung, G. Kwon, K. Jin, J. K. Kim, K. Hong, Y. I. Park, T.-H. Kim, J. Heo, U. Sim

  Journal of Colloid Interface Science, 2024, 663, 566-576. 

        (Impact factor: 9.9, JCR 17.7% in Chemistry, Physical, 29/161)

47.  "Recent Advances in Chemoresistive Gas Sensors Using Two-Dimensional Materials"

  J. Ko, I.-H. Park, K. Hong*, K. C. Kwon*

  Nanomaterials, 2024, 14, 1397. 

46.  "Mini-review on VO2-based Sensors Utilizing Metal–Insulator Transition"

  H. Gim, M. Lee, W. Hong, K. Hong*

  Journal of Sensor Science and Technology, 2024, 33, 265-273. 

45.  "Ni(OH)2NiOOH 2D-nanosheets tailored with FeOOH nanorods: A synergy of morphological  engineering towards bifunctional overall water splitting"

  S. Shanmugapriya, S. Surendran, D. J. Moon, J. Y. Kim, H. Lee, S. C. Jesudass, K. Veeramani, S.        Mahadik, G. Janani, H. Choi, I. G. Kim, P. Jung, J. Heo, K. Hong, Y. I. Park, U. Sim

  International Journal of Hydrogen Energy, 2024, 54, 1552-1562.

  (Impact factor 7.2, JCR 21.7% in Electrochemistry, 41/161)

44.   "Synergistically enhanced electrocatalytic performance of NiO infused crystalline graphitic   carbon towards overall water splitting"

  K. Veeramani, S. Shanmugapriya, J. Y. Kim, S. Surendran, D. J. Moon, G. Janani, S. Cyril Jesudass,    S. Mahadik, H. Choi, P. Jung, I. G. Kim, J. Heo, K. Hong, T.-H. Kim, Y. I. Park, U. Sim

  Matererials Letter, 2024, 356, 135593.

43.   "Recent Research Trends for Metal Oxide Nanostructures Based Chemoresistive Gas Sensors"

  J.-K. Ko, I.-H. Park, Y.-S. Shim, K. Hong*, K. C. Kwon

     Korean Journal of Metals and Materials, 2024, 62, 142-153.

42.   "Bimetallic NiO/NiFe2O4 heterostructures with interfacial effects for boosting electrochemical water splitting applications"

  S. C. Jesudass, S. Surendran, J. Y. Kim, S. Shanmugapriya, D. J. Moon, G. Janani, K. Veeramani, S.   Mahadik, J. Choi, P. Jung, I. G. Kim, H. Park, H. S. Han, H. Choi, G. Kwon, J. Heo, K. Hong, T.-H.        Kim, Y. I. Park, U. Sim

        Journal of Electroanalytical Chemistry, 2024, 952, 117947.

[2023]

41.  "Text Mining the Literature to Inform Experiments and Rationalize Impurity Phase Formation for BiFeO3"

  K. Cruse, V. Baibakova, M. Abdelsamie, K. Hong, C. J. Bartel, A. Trewartha, A. Jain, C. M. Sutter-         Fella, G. Ceder

  Chemistry of Materials, 2023, 36, 772-785.

 (Impact factor 8.6, JCR 18.2% in Materials Science, Multidisciplinary, 63/344)

40.  "Combining text mining, in situ characterization, and ab initio calculations to rationalize BiFeO3 crystallization pathways"

  M. Abdelsamie,† K. Hong,† K. Cruse, C. J. Bartel, V. Baibakova, A. Trewartha, A. Jain, G. Ceder, C.      M. Sutter-Fella († co-first author)

  Matter, 2023, 6, 4291-4305.

  (Impact factor 18.9, JCR 4.8% in Materials Science, Multidisciplinary, 17/344)

[2022]

39.  "Nonvolatile control of metal‐insulator transition in VO2 by ferroelectric gating"

  Y. J. Lee,† K. Hong,† K. Na, J. Yang, T. H. Lee, B. Kim, C. W. Bark, J. Y. Kim, S. H. Park, S. Lee, H.      W. Jang († co-first author)

  Advanced Materials, 2022, 34, 2203097.

       (Impact factor: 29.4, JCR 2.2% in Materials Science, Multidisciplinary, 8/344)

38.  "Shape-Controlled NaTaO3 by Flux-Mediated Synthesis"

  K. Hong, S. Tan, M. J. McDermott, T. Huang, F. Babbe, T. Kodalle, M. Gallant, S. Seo, F. M. Toma, K.    A. Persson, Y. Yang, C. M. Sutter-Fella

  Advanced Functional Materials, 2022, 32, 2206641

       (Impact factor: 19.0, JCR 4.2% in Chemistry, Multidisciplinary, 8/178)

37.  "Extremely Sensitive and Selective NO2 Detection at Relative Humidity 90% in 2-Dimensional Tin Sulfides/SnO2 Nanorod Heterostructure"

  J. M. Suh, T. H. Lee, K. Hong, Y. G. Song, S. H. Cho, C.-Y. Kang, Y.-S. Shim, D. Lee, K. C. Kwon, 

  H. W. Jang

  Sensors and Actuators B: Chemical, 2022, 369, 132319.

       (Impact factor: 8.4, JCR 0.8% in Instruments & Instrumentation, 1/63)

36.  "One‐Step Thermal Gradient‐and Antisolvent‐Free Crystallization of All‐Inorganic Perovskites for Highly Efficient and Thermally Stable Solar Cells"

  M. M. Byranvand, T. Kodalle, W. Zuo, T. M. Friedlmeier, M. Abdelsamie, K. Hong, W. Zia, S. Perween,   O. Clemens, C. M. Sutter‐Fella, M. Saliba

  Advanced Science, 2022, 9, 2202441.

       (Impact factor: 15.1, JCR 6.8% in Materials Science, Multidisciplinary, 24/344)

35.  "Memristive Devices Based on Two-Dimensional Transition Metal Chalcogenides for Neuromorphic Computing"

  K. C. Kwon, J. H. Baek, K. Hong, S. Y. Kim, H. W. Jang

  Nano-Micro Letters, 2022, 14, 1, 1-30.

       (Impact factor: 26.6, JCR 2.8% in Materials Science, Multidisciplinary, 24/344)

34.  "Architecture Engineering of One Body Nanostructured Catalyst: Layer-By-Layer Adornment of Multiple Nanocatalysts On Silica Nanorod Arrays For Hydrogenation of Nitroarenes"

  K. Hong, J. M. Suh, T. H. Lee, S. Ramakrishna, R. S Varma, H. W. Jang, M. Shokouhimehr

  Scientific Reports, 2022, 12, 1, 1-10.

[2021]

33.  "Strong Fermi-level pinning at metal contacts to halide perovskites"

  K. Hong, K. C. Kwon, K. S. Choi, Q. V. Le, S. J. Kim, J. S. Han, J. M. Suh, S. Y. Kim, C. M. Sutter-         Fella, H. W. Jang

  Journal of Materials Chemistry C, 2021, 9, 42, 15212-15220.

       (Impact factor: 6.4, JCR 19.7% in Physics, Applied, 32/160)

32.  "Vertically aligned MoS2 thin film catalysts with Fe-Ni sulfide nanoparticles by one-step sulfurization for efficient solar water reduction"

  S. Choi, C. Kim, T. H. Lee, S. Kang, K. C. Kwon, K. S. Choi, J. M. Suh, K. Hong, S. Han, H. W. Jang

  Chemical Engineering Journal, 2021, 418, 129369.

       (Impact factor: 15.1, JCR 3.2% in Engineering, Chemical, 5/142)

[2020]

31.  "Enhanced Oxygen Evolution Electrocatalysis in Strained A-site Cation Deficient LaNiO3 Perovskite Thin Films"

  M.-J. Choi, T. L. Kim, J. K. Kim, K.–T. Ko, T. H. Lee, S. A Lee, K. Hong, and H. W. Jang

  Nano Letters, 2020, 20, 11, 8040-8045.

        (Impact factor: 15.1, JCR 10.3% in Physics, Applied, 17/160)

30.  "Lead-Free Dual-Phase Halide Perovskites for Preconditioned Conducting-Bridge Memory"

  J. S. Han, Q. V. Le, H. Kim, Y. J. Lee, D. E. Lee, I. H. Im, M. K. Lee, S. J. Kim, J. Kim, K. J. Kwak, M.-    J. Choi, S. A. Lee, K. Hong, S. Y. Kim, H. W. Jang

  Small, 2020, 16, 41, 2003225.

        (Impact factor: 10.8, JCR 6.6% in Physics, Applied, 11/160)

29.  "Palladium Nanoparticles on Assorted Nanostructured Supports: Applications for Suzuki, Heck, and Sonogashira Cross–Coupling Reactions"

  K. Hong, M. Sajjadi, J. M. Suh. K. Zhang, M. Nasrollahzadeh, H. W. Jang, M. Shokouhimehr, and R.      S. Varma

  ACS Applied Nano Materials, 2020, 3. 2070-2103. 

[2019]

28.  "Charge-transfer complexes for high-power organic rechargeable batteries"

  S. Lee, J. Hong, S.-K. Jung, K. Ku, G. Kwon, W. M. Seong, H. Kim, G. Yoon, I. Kang, K. Hong, H. W.     Jang, K. Kang

  Energy Storage Materials, 2019, 20, 462-469.

  (Impact factor: 20.4, JCR 4.2% in Materials Science, Multidisciplinary, 15/344)

27.  "Perspectives and challenges in multilayer ceramic capacitors for next generation electronics"

  K. Hong, T. H. Lee, J. M. Suh, S.-H. Yoon, H. W. Jang

  Journal of Materials Chemistry C, 2019, 32, 9782-9802. (Invited Review Paper)

  (Impact factor: 6.4, JCR 19.7% in Physics, Applied, 32/160)

26.  "Daylight-Induced Metal-Insulator Transition in Ag-Decorated Vanadium Dioxide Nanorod Arrays"

  K. T. Hong, C. W. Moon, J. M. Suh, T. H. Lee, S.-I. Kim, S. Lee, and H. W. Jang

  ACS Applied Materials Interfaces, 2019, 11, 11568-11578.

  (Impact factor: 9.5, JCR 15.8% in Materials Science, Multidisciplinary, 55/344)

25.  "Facile synthesis of monodispersed Pd nanocatalysts decorated on graphene oxide for reduction of nitroaromatics in aqueous solution"

  K. Zhang, K. Hong, J. M. Suh, T. H. Lee, O. Kwon, M. Shokouhimehr, and H. W. Jang

  Research on Chemical Intermediates, 2019, 45, 599-611.

24.  "SnS2 Nanograins on Porous SiO2 Nanorods Template for Highly Sensitive NO2 Sensor at Room Temperature with Excellent Recovery"

  K. C. Kwon, J. M. Suh, T. H. Lee, K. S. Choi, K. Hong, Y. G. Song, Y.-S. Shim, M. Shokouhimehr, C.-    Y. Kang, S. Y. Kim, and H. W. Jang

  ACS Sensors, 2019, 4, 678-686.

  (Impact factor: 8.9, JCR 4.1% in Chemistry, Analytical, 4/86)

23.  "Lead-Free All-Inorganic Cesium Tin Iodide Perovskite for Filamentary and Interface-Type Resistive Switching toward Environment-Friendly and Temperature Tolerant Nonvolatile Memories"

  J. S. Han, Q. V. Le, J. Choi, H. Kim, S. G. Kim, K. Hong, C. W. Moon, T. L. Kim, S. Y. Kim, and H. W.    Jang

  ACS Applied Materials Interfaces, 2019, 11, 8155-8163.

  (Impact factor: 9.5, JCR 15.8% in Materials Science, Multidisciplinary, 55/344)

[2018]

22.  "Comprehensive Study on the Morphology Control of TiO2 Nanorods on Foreign Substrates by the Hydrothermal Method"

  S.-P. Hong, J. Park, S. S. M. Bhat, T. H. Lee, S. A. Lee, K. Hong, M.-J. Choi, M. Shokouhimehr, and      H. W. Jang

  Crystal Growth and Design, 2018, 18, 6504-6512. 

21.  "Halide Perovskite Quantum Dots for Light-Emitting Diodes: Properties, Synthesis, Applications and Outlooks"

  Q. V. Le,† K. Hong,† H. W. Jang, and S. Y. Kim († co-first author) 

  Advanced Electronic Materials, 2018, 4, 1800335. 

20.  "Au decoration of vertical hematite nanotube arrays for further selective detection of acetone in exhaled breath"

  D. H. Kim, T. H. Kim, W. Sohn, J. M. Suh, Y.-S. Shim, K. C. Kwon, K. Hong, S. Choi, H.-G. Byun, J.-H.   Lee, and H. W. Jang

  Sensors and Actuators B: Chemical, 2018, 274, 587-594.

  (Impact factor: 8.4, JCR 0.8% in Instruments & Instrumentation, 1/63)

19.  "Synthesis of Numerous Edge Sites in MoS2 via SiO2 Nanorods Platform Highly Sensitive Gas Sensors"

  Y.-S. Shim, K. C. Kwon, J. M. Suh, K. S. Choi, Y. G. Song, W. Sohn, S. Choi, K. T. Hong, J.-M. Jeon,    S. P. Hong, S. Kim, S. Y. Kim, C.-Y. Kang, and H. W. Jang

  ACS Applied Materials and Interfaces, 2018, 10, 31594-31602.

  (Impact factor: 9.5, JCR 15.8% in Materials Science, Multidisciplinary, 55/344)

18.  "Magnetically retrievable nanocomposite adorned with Pd nanocatalysts: efficient reduction of nitroaromatics in aqueous media"

  M. Shokouhimehr, K. Hong, T. H. Lee, C. W. Moon, S. P. Hong, K. Zhang, J. M. Suh, K. S. Choi, R. S.   Varma, H. W. Jang

  Green Chemistry, 2018, 20, 3809-3817.

  (Impact factor: 9.8, JCR 13.2% in Chemistry, Multidisciplinary, 24/178)

17.  "Organic–Inorganic Hybrid Halide Perovskites for Memories, Transistors, and Artificial Synapses"

  J. Choi, J. S. Han, K. Hong, S. Y. Kim, H. W. Jang

  Advanced Materials, 2018, 30, 174002. (Frontispiece)

  (Impact factor: 29.4, JCR 2.2% in Materials Science, Multidisciplinary, 8/344)

16.  "Transfer of ultrathin molybdenum disulfide and transparent nanomesh electrode onto silicon for efficient heterojunction solar cells"

  S. B. Kang, K. C. Kwon, K. S. Choi, R. Lee, K. Hong, J. M. Suh, M. J. Im, A. Sanger, I. Y. Choi, S. Y.     Kim, J. C. Shin, H. W. Jang K. J. Choi

  Nano Energy, 2018, 50, 649-658.

  (Impact factor: 17.6, JCR 5.1% in Materials Science, Multidisciplinary, 18/344)

15.  "One-pot synthesis of sulfur and nitrogen codoped titanium dioxide nanorod arrays for superior photoelectrochemical water oxidation"

  D. M. Andoshe, K. Yim, W. Sohn, C. Kim, T. L. Kim, K. C. Kwon, K. Hong, S. Choi, C. W. Moon, S.-P.     Hong, S. Han, H. W. Jang

  Applied Catalysis B: Environmental, 2018, 234, 213.

  (Impact factor: 22.1, JCR 0.9% in Engineering, Environmental, 1/55)

14.  "Low-dimensional halide perovskites: review and issues"

  K. Hong, Q. V. Le, S. Y. Kim, H. W. Jang

  Journal of Materials Chemistry C, 2018, 6, 2189-2209. (Invited Review Paper)

  (Impact factor: 6.4, JCR 19.7% in Physics, Applied, 32/160)

13.  "Direct Observation of Surface Potential Distribution in Insulation Resistance Degraded Acceptor‑Doped BaTiO3 Multilayered Ceramic Capacitors"

  K. Hong, T. H. Lee, J. M. Suh, J.-S. Park, H.-S. Kwon, J. Choi, H. W. Jang

  Electronic Materials Letters, 2018, 14, 629-635. (Front cover) 

12.  "Air-Stable Cesium Lead Iodide Perovskite for Ultra-Low Operating Voltage Resistive Switching"

  J. S. Han, Q. V. Le, J. Choi, K. Hong, C. W. Moon, T. L. Kim, H. Kim, S. Y. Kim and H. W. Jang

  Advanced Functional Materials, 2018, 28, 1705783. (Inside Front Cover)

  (Impact factor: 19.0, JCR 4.2% in Chemistry, Multidisciplinary, 8/178)

[2017]

11.  "Plasmonic Octahedral Gold Nanoparticles of Maximized Near Electromagnetic Fields for Enhancing Catalytic Hole Transfer in Solar Water Splitting"

  C. W. Moon, S. Y. Lee, W. Sohn, D. M. Andoshe, D. H. Kim, K. Hong, and H. W. Jang

  Particle & Particle Systems Characterization, 2017, 34, 1600340. (Front Cover) 

10.  "Tungsten disulfide thin film/p-type Si heterojunction photocathode for efficient photochemical hydrogen production"

  K. C. Kwon, S. Choi, K. Hong, D. M. Andoshe, J. M. Suh, C. Kim, K. S. Choi, J. H. Oh, S. Y. Kim, H.      W. Jang

  MRS Communications, 2017, 7, 272-279. 

9.  "Drastically enhanced hydrogen evolution activity by 2D to 3D structural transition in       anionengineered molybdenum disulfide thin films for efficient Si-based water splitting       photocathodes"

 K. C. Kwon, S. Choi, J. Lee, K. Hong, W. Sohn, D. M. Andoshe, K. S. Choi, Y. Kim, S. Han, S. Y. Kim,    H. W. Jang

 Journal of Materials Chemistry A, 2017, 5, 15534. (Front Cover)

 (Impact factor: 11.9, JCR 8.8% in Energy & Fuels, 11/119)

8.  "Synergetically Selective Toluene Sensing in Hematite-Decorated Nickel Oxide Nanocorals"

J. M. Suh, Y.-S. Shim, D. H. Kim, W. Sohn, Y. Jung, S, Y. Lee, S. Choi, Y. H. Kim, J.-M. Jeon, K. Hong, K. C. Kwon, S. Y. Park, C. Kim, J.-H. Lee, C.-Y. Kang, H. W. Jang

Advanced Materials Technologies, 2017, 2, 1600259. 

7.  "Enhanced Endurance Organolead Halide Perovskite Resistive Switching Memories Operable       under an Extremely Low Bending Radius"

J. Choi, Q. V. Le, K. Hong, C. W. Moon, J. S. Han, K. C. Kwon, P.-R. Cha, Y. Kwon, S. Y. Kim, H. W. Jang

ACS Applied Matierlas and Interfaces, 2017, 9, 30764-30771.

(Impact factor: 9.5, JCR 15.8% in Materials Science, Multidisciplinary, 55/344)

[2016]

6.  "Atomically thin two-dimensional materials as hole extraction layers in organolead halide       perovskite photovoltaic cells"

Y. G. Kim, K. C. Kwon, Q. V. Le, K. Hong, H. W. Jang, S. Y. Kim

Journal of Power Sources, 2016, 319, 1-8.

(Impact factor: 9.2, JCR 11.7% in Electrochemistry, 4/30)

5.  "Wafer-scale transferable molybdenum disulfide thin-film catalysts for photoelectrochemical       hydrogen production"

K. C. Kwon, S. Choi, K. Hong, C. W. Moon, Y.-S. Shim, D. H. Kim, T. Kim, W. Sohn, J.-M. Jeon, C.-H. Lee, K. T. Nam, S. Han, S. Y. Kim, H. W. Jang

Energy & Environ. Science, 2016, 9, 2240-2248. (Inside Back Cover)

(Impact factor: 32.5, JCR 0.4% in Engineering, Chemical, 1/142)

4.  "Organolead Halide Perovskites for Low Operating Voltage Multilevel Resistive Switching"

J. Choi, S. Park, J. Lee, K. Hong, K.-H kim, C. W. Moon, G. D. Park, J. M. Suh, J. Hwang, S. Y. Kim, H. S. Jung, M.-G. Park, S. Han, K. T. Nam. H. W. Jang

Advanced Materials, 2016, 28, 6562-6567. (Front Cover)

(Impact factor: 29.4, JCR 2.2% in Materials Science, Multidisciplinary, 8/344)

3.  "Inhibition of Ion Migration for Reliable Operation of Organolead Halide Perovskite-Based       Metal/Semiconductor/Metal Broadband Photodetectors"

K. C. Kwon,† K. Hong,† Q. V. Le, S. Y. Lee, J. Choi, K.-B. Kim, S. Y. Kim, H. W. Jang († co-first author)

Advanced Functional Materials, 2016, 26, 4213-4222. 

(Impact factor: 19.0, JCR 4.2% in Chemistry, Multidisciplinary, 8/178)

2.  "Toward High-Performance Hematite Nanotube Photoanodes: Charge-Transfer Engineering at       Heterointerfaces"

D. H. Kim, D. M. Andoshe, Y.-S. Shim, C.-W. Moon, W. Sohn, S. Choi, T. L. Kim, M. Lee, H. Park, K.    Hong, K. C. Kwon, J. M. Suh, J.-S. Kim, J.-H. Lee, H. W. Jang

ACS Applied Materials and Interfaces, 2016, 8, 23793-23800.

(Impact factor: 9.5, JCR 15.8% in Materials Science, Multidisciplinary, 55/344)

[2014]

1.  "A New Water Oxidation Catalyst: Lithium Manganese Pyrophosphate with Tunable Mn Valency"

J. Park, H. Kim, K. Jin, B. J. Lee, Y.-S. Park, H. Kim, I. Park, K. D. Yang, H.-Y. Jeong, J. Kim, K. T.    Hong, H. W. Jang, K. Kang, K. T. Nam

Journal of the American Chemical Society, 2014, 136, 4201-4211.

(Impact factor: 15.0, JCR 9.3% in Chemistry, Multidisciplinary, 17/178)