1.    H. Su*, H. Moeinnia* and W. S. Kim*, “3D Printed Electromyography Sensing Systems” Advanced Sensor Research (2023). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/adsr.202300003

3.     A. Hassanpour*, T. Kim*, and W.S. Kim, “Enhanced RF Response of 3D Printed Wireless LC Sensors using Dielectrics with High Permittivity” Flexible and Printed Electronics, 8, pp. 015013 (2023). Link:  https://iopscience.iop.org/article/10.1088/2058-8585/acb722/meta

5.     C. Bao*, H. Moeinnia*, and W.S. Kim, “3D Structural Electronics via Multi-directional Robot 3D Printing” Advanced Materials Technologies, pp. 2201349 (2022). Link:  https://onlinelibrary.wiley.com/doi/full/10.1002/admt.202201349

6.     T. Kim*, A. Hassanpour*, and W.S. Kim, “3D Designed Battery-free Wireless Origami Pressure Sensor” Microsystems & Nanoengineering 8, pp. 120 (2022). Link: https://www.nature.com/articles/s41378-022-00465-0

7.      W. Lee*, J. Fritsch*, A. Maqsood, S. Liu, T. Bourassa, R. Calara, and W.S. Kim, “Adaptive 3D Printing for In Situ Adjustment of Mechanical Properties” Advanced Intelligent Systems, pp. 2200229 (2022). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/aisy.202200229

8.     H. Moeinnia*, H. Su*, and W.S. Kim, “Novel Grasping Mechanisms of 3D-Printed Prosthetic Hands” Advanced Intelligent Systems, pp. 2200189 (2022). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/aisy.202200189

9.     C. Bao*, H. Su*, and W.S. Kim, “A 3D Printed Portable Neuromorphic System” IEEE Sensors Letters, 6, pp. 5500203 (2022). Link: https://www.sciencedirect.com/science/article/pii/S2589004222003893

10.     C. Bao*, T. H. Kim*, and W.S. Kim, “3D Integrated Neuromorphic Humanoid Hand by Multi-axis Robot 3D Printing” iScience, 25, pp. 104119 (2022). Link: https://www.sciencedirect.com/science/article/pii/S2589004222003893

11.     T. H. Kim, W. S. Kim, “Involvement of frontline clinicians in healthcare technology development: Lessons learned from a ventilator project”, Health and Technology, 12, pp. 597 (2022). Link: https://link.springer.com/article/10.1007/s12553-022-00655-w  

12.     T. H. Kim*, C. Bao*, and W.S. Kim, “3D printed leech-inspired origami dry electrodes for electrophysiology sensing robots” npj Flexible Electronics, 6, pp. 5 (2022). Link: https://www.nature.com/articles/s41528-022-00139-x

13.     W. Heng, G. Yang, W.S. Kim, and K. Xu, “Emerging wearable flexible sensors for sweat analysis” Bio-Design and Manufacturing, 5, pp.64-84 (2021). Link: https://link.springer.com/article/10.1007/s42242-021-00171-2

14.     T. H. Kim*, X. Min*, and W.S. Kim, “3D architectured air sensing tubes for a portable mechanical ventilator” Flexible and Printed Electronics, 6, pp. 035010 (2021). Link: https://iopscience.iop.org/article/10.1088/2058-8585/ac1fd6  

15.    D. Baker*, and W.S. Kim, “Highly Conductive 3D Printable Materials for Structural Electronics” ACS Applied Electronic Materials, 3, pp. 2423-2433 (2021). Link: https://pubs.acs.org/doi/10.1021/acsaelm.1c00296

16.     W.S. Kim and J. Paik, “Soft Bionic Sensors and Actuators” Advanced Intelligent Systems, 3, pp. 2100003 (2021). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/aisy.202100003

17.     M. Kaur*, T.H. Kim*, and W.S. Kim, “New Frontiers in 3D Structural Sensing Robots” Advanced Materials, 33, pp. 2002534 (2021).  featured as a frontispiece. Link: https://onlinelibrary.wiley.com/doi/10.1002/adma.202002534

18.     T. Kim*, J. Vanloo†, and W.S. Kim, “3D Origami Sensing Robots for Cooperative Healthcare monitoring” Advanced Materials Technologies, 6, pp. 202000938 (2021). featured as inside back cover. Link: https://onlinelibrary.wiley.com/doi/full/10.1002/admt.202000938

19.   C . Bao*, S.K Seol, and W.S. Kim, “3D Integrated Neuromorphic System” Sensors and Actuators B: Chemicals, 332, pp. 129527 (2021). Link: https://www.sciencedirect.com/science/article/pii/S0925400521000952

20.     X. Min*, and W.S. Kim, “An Artificial Xylem Chip: A 3D Printed Vertical Digital Microfluidic Platform” Langmuir, 36, pp. 14841 (2020). Link: https://pubs.acs.org/doi/full/10.1021/acs.langmuir.0c02868

21. C. Bao*, and W.S. Kim, “Highly Sensitive and Selective Printed Solid-state Ion Sensors” Advanced Engineering Materials, 22, pp. 2000116 (2020). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/adem.202000116

22.  S.H. Park*, G. Goodall†, and W.S. Kim, “Perspective on 3D-designed Supercapacitors” Materials & Design, 193, pp. 108797 (2020). Link: https://www.sciencedirect.com/science/article/pii/S0264127520303312

23.     X. Min*, and W.S. Kim, “Beyond High Voltage in the Digital Microfluidic Devices for an Integrated Portable Sensing Systems” Microfluidics and Nanofluidics, 23, pp. 127 (2019). Link: https://link.springer.com/article/10.1007/s10404-019-2294-y/figures/1

24.    T. Kim*, M. Kaur*, and W.S. Kim, “Assistive Robot Systems: Humanoid Robot Actuation through Precise Chemical Sensing Signals” Advanced Materials Technologies, 4, pp. 1900570 (2019). featured as a front cover. Link: https://onlinelibrary.wiley.com/doi/abs/10.1002/admt.201970058 

25.     M. Kaur*, and W.S. Kim, “Toward a Smart Compliant Robotic Gripper Equipped with 3D-Designed Cellular Fingers” Advanced Intelligent Systems, 1, pp. 1900019 (2019). featured as a back cover. Link: https://onlinelibrary.wiley.com/doi/full/10.1002/aisy.201900019

26.    X. Min*, C. Bao*, and W.S. Kim, “Additively Manufactured Digital Microfluidic Platforms for Ion-selective Sensing” ACS Sensors, 4, pp. 918-923 (2019). Link: https://pubs.acs.org/doi/10.1021/acssensors.8b01689

27.     C. Bao*, M. Kaur*, and W.S. Kim, “Toward a Highly Selective Saliva Sensors using Printed Field Effect Transistors” Sensors and Actuators B: Chemical, 285, pp. 186-192 (2019). Link: https://www.sciencedirect.com/science/article/pii/S0925400519300796  

28.     T. Kim*, C. Bao*, M. Hausmann, G. Siqueira, T. Zimmermann, and W.S. Kim, “3D Printed Disposable Wireless Ion Sensors with Biocompatible Cellulose Composites” Advanced Electronic Materials, 5, pp. 1800778 (2019). featured as a front cover. Link: https://onlinelibrary.wiley.com/doi/full/10.1002/aelm.201800778

29.     S. Park*, M. Kaur*, D. Yun, and W.S. Kim, “Hierarchically Designed Electron Paths in 3D Printed Energy Storage Devices” Langmuir, 34, pp. 10897-10904 (2018). Link: https://pubs.acs.org/doi/10.1021/acs.langmuir.8b02404

30.     Y. Dong*, C. Bao*, and W.S. Kim, “Sustainable Additive Manufacturing of Printed Circuit Boards” Joule (Cell press), 2, pp. 579-582 (2018). Link: https://www.sciencedirect.com/science/article/pii/S2542435118301302

31.     T. Kim*, and W.S. Kim, “Nozzle Shape Guided Filler Orientation in 3D Printed Photo-curable Nanocom­posites” Scientific Reports, 8, pp. 3805 (2018). Link: https://www.nature.com/articles/s41598-018-22107-0

32.     Y. Dong*, X. Min*, and W.S. Kim, “A Fully 3D-printed PCB-based Electro-chemical Sensor System” IEEE Sensors Journal, 18, pp.2959-2966 (2018). Link: https://ieeexplore.ieee.org/abstract/document/8279430  

33.     M. Kaur*, T. G. Yun, S. M. Han, E. L. Thomas and W.S. Kim, “3D Printed Stretching-dominated Micro-trusses” Materials & Design, 134, pp. 272-280 (2017). Link: https://www.sciencedirect.com/science/article/pii/S0264127517308195

34.     K. Andersen*, Y. Dong*, and W.S. Kim, “Highly Conductive 3D Printing with Low-melting Alloy Filament” Advanced Engineering Materials, 19, pp. 1700301 (2017). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/adem.201700301

35.     J. Park*, T. Kim* and W.S. Kim, “Conductive Cellulose Composites with Low Percolation Threshold for 3D Printed Electronics” Scientific Reports, 7, pp. 3246 (2017). Link: https://www.nature.com/articles/s41598-017-03365-w

36.     H. Hariri, J. Kim*, W. S. Kim, L. Frechette, and P. Masson, “Performance Validation of Printed Strain Sensors for Active Control of Intelligent Tires” Applied Acoustics, 123, pp. 73-84 (2017). Link: https://www.sciencedirect.com/science/article/pii/S0003682X17302335

37.     L. Jian*, T. Kim*, J. Park*, J. Wang, and W.S. Kim, “High Performance 3D Printed Electronics Using Electrodeless Plated Copper” AIP Advances, 7, pp. 035314 (2017). Link: https://pubs.aip.org/aip/adv/article/7/3/035314/1023715/High-performance-3D-printed-electronics-using

38.     M. Kaur*, S. Han, and W.S. Kim, “Three-dimensionally printed cellular architecture materials: perspectives on fabrication, material advances, and applications” MRS Communications, 7, pp. 8-19 (2017). Link: https:cambridge.org/core/journals.com

39.     M. Abrar*, Y. Dong*, P. Lee, and W.S. Kim, “Bendable Electro-chemical Lactate Sensor with Printed Silver Nano Ink” Scientific Reports, 6, pp. 30565 (2016). Link: https://www.nature.com/articles/srep30565

40.     H. Jang*, and W.S. Kim, “Shear-induced Dry Transfer of Reduced Graphene Oxide Thin Film via Roll-to-roll Printing” Applied Physics Letters, 108, pp.091601 (2016). Link: https://pubs.aip.org/aip/apl/article/108/9/091601/31744/Shear-induced-dry-transfer-of-reduced-graphene

41.    J. Kim*, and W.S. Kim, “A Paired Stretchable Printed Sensor System for Ambulatory Blood Pressure Monitoring” Sensors & Actuators: A. Physical, 238, pp. 329-336 (2016). Link: https://www.sciencedirect.com/science/article/pii/S092442471530279X

42.    J. Park*, S. Robinovitch, and W.S. Kim, “A Wireless Wristband Accelerometer for Monitoring of Rubber Band Exercise” IEEE Sensors Journal, 16, pp.1143-1150 (2016). Link: https://ieeexplore.ieee.org/abstract/document/7322182

43.    L. Motha†, J. Kim*, and W.S. Kim, “Instrumented Rubber Insole for Plantar Pressure Sensing” Organic Electronics, 23, pp. 82-86 (2015). Link: https://www.sciencedirect.com/science/article/pii/S1566119915001871

44.     R. Kazemzadeh*, K. Andersen*, L. Motha†, and W.S. Kim, “Highly Sensitive Pressure Sensor with Reduced Graphene Oxide” IEEE Electron Device Letters, 36, pp. 180-182 (2015). Link: https://ieeexplore.ieee.org/abstract/document/6996000

45.    J. Kim*, and W.S. Kim, “Stretching Silver: Printed Metallic Nano Inks in Stretchable Conductor Applications” IEEE Nanotechnology Magazine, 8 (4), pp. 6-13 (2014). Link: https://ieeexplore.ieee.org/abstract/document/6919264

46.    J. Kim*, Z. Wang†, and W.S. Kim, “Stretchable RFID for Strain Sensing with Silver Nano Ink” IEEE Sensors Journal, 14 (12), pp. 4395-4401 (2014). Link: https://ieeexplore.ieee.org/document/6855320

47.    Y. Zhang*, and W.S. Kim, “Highly Sensitive Flexible Printed Accelerometer System for Monitoring Vital Signs” Soft Robotics, 1 (2), pp. 132-135 (2014). Link: https://www.liebertpub.com/doi/abs/10.1089/soro.2014.0003

48.    H. Son*, J. Park*, J. Huang†, J. Kim*, Y. Nam and W.S. Kim, “Flexible Fibrous Piezo-electric Sensors on Printed Silver Electrodes” IEEE Transactions on Nanotechnology, 13, pp.709-713 (2014). Link: https://ieeexplore.ieee.org/document/6786459/

49.    J. Park*, M. Rezaei*, and W.S. Kim, “Sustained Percolation in Stretched Silver Nanowire Networks for Stretchable Inter-Connection Applications” Advanced Engineering Materials, 16, pp. 905-908 (2014). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/adem.201300483

50.    J. Kim*, J. Jong and W.S. Kim, “Repeatedly Bendable Paper Touch Pad via Direct Stamping of Silver Nanoink With Pressure-Induced Low-Temperature Annealing” IEEE Trans on Nanotechnology, 12, pp. 1139-1143 (2013). Link: https://ieeexplore.ieee.org/abstract/document/6595115

51.     Y. Zhang*, C. Lei†, and W.S. Kim, “Design-optimized Membrane-based Flexible Paper Accelerometer with Silver Nano Ink” Applied Physics Letters, 103, pp.073304 (2013). Link: https://pubs.aip.org/aip/apl/article/103/7/073304/150394/Design-optimized-membrane-based-flexible-paper

52.     T. Rai†, P. Dantes†, B. Bahreyni and W.S. Kim, “Stretchable RF Antenna with Silver Nanowires” IEEE Electron Device Letters, 34, pp.544-546 (2013). Link: https://ieeexplore.ieee.org/abstract/document/6473823

53.    J. Kim*, Tina Ng, and W.S. Kim, “Highly Sensitive Tactile Sensor Controlled by OTFT”, Applied Physics Letter, 101, pp. 103308 (2012). Link: https://pubs.aip.org/aip/apl/article/101/10/103308/127052/Highly-sensitive-tactile-sensors-integrated-with

54.    J. Kim*, K. Wubs†, B.S. Bae, and W.S. Kim, “Direct Stamping of Silver Nanoparticles toward Residue-free Thick Electrode” Science and Technology of Advanced Materials, 13, pp. 035004 (2012). Link: https://iopscience.iop.org/article/10.1088/1468-6996/13/3/035004

55.    J. Kim*, Pinyen Lin, and W.S. Kim, “Mechanically Robust Super-oleophobic Stamp for Direct Stamping of Silver Nanoparticle Ink”, Thin Solid Films, 520, pp. 4339-4343 (2012). Link: https://www.sciencedirect.com/science/article/pii/S0040609012002222

56.    T. Akter*, J. Joseph†, and W. Kim, “Fabrication of sensitivity tunable flexible force sensor via spray coating of graphite ink”, IEEE Electronic Device Letters, 33, pp. 902-904 (2012). Link: https://ieeexplore.ieee.org/abstract/document/6184274  

57.     T. Akter*, and W.S. Kim, “Reversibly Stretchable Transparent Conductive Coatings of Spray-deposited Silver Nanowires”, ACS Applied Materials & Interfaces, 4, pp. 1855-1859 (2012). Link: https://pubs.acs.org/doi/10.1021/am300058j  

58.    J. Kim*, B. Lew†, and W.S. Kim, “Facile Fabrication of Super-hydrophobic Nano-needle Arrays via Breath Figures Method”, Nanoscale Research Letters, 6, pp. 616 (2011). Link: https://link.springer.com/article/10.1186/1556-276X-6-616

59.    W.S. Kim, L. Jia, and E.L. Thomas, “Hierarchically Ordered Topographic Patterns via Plasmonic Mask Photolithography”, Advanced Materials, 21, pp. 1921-1926 (2009). Link: https://onlinelibrary.wiley.com/doi/abs/10.1002/adma.200802434

60.    A. Moujoud, H.J. Kim, S.H. Kang, G.J. Oh, W.S. Kim, B.S. Bae, and S.Y. Shin, “Double component long period waveguide grating filter in sol-gel material”, Optics Express, 15, pp. 15147-15153 (2007). Link: https://pubmed.ncbi.nlm.nih.gov/19550797/

61.      W.S. Kim, M.G. Kim, A.H. Ahn, B.S. Bae, and C.B. Park, “Protein Micro-Patterning on Bi-Functional Organic-Inorganic Sol-Gel Hybrid Materials”, Langmuir, 23, pp. 4732-4736 (2007). Link: https://pubs.acs.org/doi/full/10.1021/la070074p

62.    W.S. Kim, D.G. Choi, and B.S. Bae, “Ultraviolet-nanoimprint of 40 nm Scale Patterns Using Functionally Modified Fluorinated Hybrid Materials”, Nanotechnology, 17, pp. 3319-3324 (2006). Link: https://iopscience.iop.org/article/10.1088/0957-4484/17/13/040

63.      W.S. Kim, J.H. Jin, and B.S. Bae, “Low Adhesive Force of Fluorinated Sol-gel Hybrid Materials for Easy De-moulding in a UV-based Nano-Imprint Process”, Nanotechnology, 17, pp. 1212-1216 (2006). Link:
https://iopscience.iop.org/article/10.1088/0957-4484/17/5/008/meta

64.    A. Moujoud, W.S. Kim, B.S. Bae, and S.Y. Shin, “Thermally-stable Optical Characteristics of Sol-gel Hybrid Material Films”, Applied Physics Letters, 88, 101916 (2006). Link: https://pubs.aip.org/aip/apl/article/88/10/101916/902592/Thermally-stable-optical-characteristics-of-sol

65.    D.J. Kang, W.S. Kim, and B.S. Bae, “Direct Photo-fabrication of Refractive Index Modulated Multimode Optical Waveguide Using Photosensitive Sol-gel Hybrid Materials”, Applied Physics Letters, 87, 221106 (2005). Link: https://pubs.aip.org/aip/apl/article/87/22/221106/325851/Direct-photofabrication-of-refractive-index

66.    D.G. Choi, J.H. Jeong, Y.S. Shim, E.S. Lee, W.S. Kim, and B.S. Bae, “Fluorinated Organic- Inorganic Hybrid Mold as a New Stamp for Nanoimprint and Soft Lithography”, Langmuir, 21, pp. 9390-9392  (2005). Link: https://pubs.acs.org/doi/10.1021/la0513205

67.    W.S. Kim, K.B. Yoon, and B.S. Bae, “Nanopatterning of Photonic Crystal with Photocurable High Refractive Index Material by UV-based Nanoimprint Technique”, J Materials Chemistry, 15, pp. 4535-4539 (2005). Link:
https://pubs.rsc.org/en/content/articlelanding/2005/jm/b509622g

68.      W.S. Kim, K.S. Kim, Y.J. Eo, K.B. Yoon, and B.S. Bae, “Synthesis of the fluorinated hybrid material for UV embossing of large core optical waveguide structure”, Journal of Materials Chemistry, 15, pp. 465-469 (2005). Link: https://pubs.rsc.org/en/content/articlelanding/2005/jm/b412419g

69.    C.G. Choi, W.S. Kim and B.S Bae, “Low Dielectric Constant Organic-Inorganic Hybride Materials by Non-Hydrolytic Sol-Gel Method”, Electronic Materials Letters, 1, pp 87-90 (2005). Link: http://sol-gel.net/wp-content/lomc/pdf/99.pdf?ckattempt=1

70.      W.S. Kim, K.-S. Kim, Y.-C. Kim, and B.-S. Bae, “Thermowetting Embossing Nano Imprinting (TENI) of Organic-Inorganic Hybrid Materials”, Thin Solid Films, 476[1], pp. 181-184 (2005). Link: https://www.sciencedirect.com/science/article/pii/S0040609004013720

71.    E.-S. Kang, W.S. Kim, K.-S. Kim, and B.-S. Bae, “Modification of Thermo-Optic Characteristics of Sol-Gel Inorganic-Organic Hybrid Materials”, Journal of Sol-Gel Science and Technology, 32, pp. 277-280 (2004). Link: https://link.springer.com/article/10.1007/s10971-004-5802-8

72.    E.-S. Kang, W.S. Kim, K.-S. Kim, and B.-S. Bae, “Reducing the thermal dependence of silica-based arrayed-waveguide grating using inorganic-organic hybrid materials”, IEEE Photonics Technology Letters, 16[12], pp. 2625-2627 (2004). Link: https://ieeexplore.ieee.org/document/1359932

73.      W.S. Kim, J.-H. Lee, S.-Y. Shin, B.-S. Bae, and Y.-C. Kim, “Fabrication of Ridge Waveguides by UV Embossing and Stamping of Sol-Gel Hybrid Materials”, IEEE Photonics Technology Letters, 16[8], pp. 1888-1890 (2004). Link: https://ieeexplore.ieee.org/document/1316957

74.      W.S. Kim, R. Houbertz, T.-H. Lee, and B.-S. Bae, “Effect of Photo initiator on Photopolymerization of Inorganic-Organic Hybrid Polymers (ORMOCER)”, J Polymer Science Part B: Polymer Physics, 42, pp. 1979-1986 (2004). Link: https://onlinelibrary.wiley.com/doi/full/10.1002/polb.20063 

75.    R. Houbertz, W.S. Kim, G. Domann, J. Schulz, B. Olsowski, and L. Frolich, “Impact of photo-initiators on the photopolymerization and the optical properties of inorganic-organic hybrid polymers”, Applied Physics Letters, 84[7], pp. 1105-1107 (2004). Link: https://pubs.aip.org/aip/apl/article/84/7/1105/508472/Impact-of-photoinitiators-on-the

76.    J.U. Park, W.S. Kim, and B.S. Bae, “Photoinduced Low Refractive Index in a Photosensitive Organic-Inorganic Hybrid Material”, Journal of Materials Chemistry, 13, pp. 738 (2003). Link: https://pubs.rsc.org/en/content/articlelanding/2003/jm/b211094f 

77. W. Lee* and W. S. Kim*, “Self-controlled Yet Fast 3D Printing with Flexible Thermoplastic Polyurethane Materials” Advanced Materials Technologies (submitted) (2023).

78. T. H. Kim*, H. Moeinnia* and W. S. Kim, “A 3D Printed Vorticella-Kirigami Inspired Vibration Sensor for Internet-of-Things” Advanced Functional Materials (submitted) (2023).