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1

Fabrication of micro-lens array using quartz wet etching and polymer

Haekwan Oh, Geunyoung Kim, Hyunwoo Seo, Yotak Song, Keekeun Lee, Sang Sik Yang

Journal:

Sensors and Actuators A: Physical

Year:

2010

Language:

english

File:

PDF, 1.69 MB

english, 2010

2

SPIE Proceedings [SPIE MOEMS-MEMS - San Francisco, California (Saturday 23 January 2010)] Reliability, Packaging, Testing, and Characterization of MEMS/MOEMS and Nanodevices IX - Development of a microlens array (MLA) for maskless photolithography application

Nam, Minwoo, Oh, Haekwan, Kim, Geunyoung, Yang, Sangsik, Lee, Keekeun, Kullberg, Richard C., Ramesham, Rajeshuni

Year:

2010

Language:

english

File:

PDF, 1.95 MB

english, 2010

3

Compact Crossed-Dipole Antennas Loaded With Near-Field Resonant Parasitic Elements

Ta, Son Xuat, Lee, Keekeun, Park, Ikmo, Ziolkowski, Richard W.

Journal:

IEEE Transactions on Antennas and Propagation

Year:

2017

Language:

english

File:

PDF, 894 KB

english, 2017

4

Highly diffractive, reversibly fast responsive gratings formulated through focused surface acoustic wave for holographic display

Kondalkar, Vijay V., Lee, YoungOk, Yang, Sang Sik, Lee, KeeKeun

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2017

Language:

english

File:

PDF, 1.63 MB

english, 2017

5

Development of SAW based gyroscope with high shock and thermal stability

Haekwan Oh, Wen Wang, Sangsik Yang, Keekeun Lee

Journal:

Sensors and Actuators A: Physical

Year:

2011

Language:

english

File:

PDF, 1.10 MB

english, 2011

6

A novel wireless, passive CO 2 sensor incorporating a surface acoustic wave reflective delay line

Wang, Wen, Lee, Keekeun, Kim, Taehyun, Park, Ikmo, Yang, Sangsik

Journal:

Smart Materials and Structures

Year:

2007

Language:

english

File:

PDF, 375 KB

english, 2007

7

Optimal design on SAW sensor for wireless pressure measurement based on reflective delay line

Wen Wang, Keekeun Lee, Insang Woo, Ikmo Park, Sangsik Yang

Journal:

Sensors and Actuators A: Physical

Year:

2007

Language:

english

File:

PDF, 734 KB

english, 2007

8

Enhanced sensitivity of a surface acoustic wave gyroscope using a progressive wave

Oh, Haekwan, Lee, Keekeun, Yang, Sang Sik, Wang, Wen

Journal:

Journal of Micromechanics and Microengineering

Year:

2011

Language:

english

File:

PDF, 1.72 MB

english, 2011

9

A New Micro-rate Sensor Based on Shear Horizontal Surface Acoustic Wave Gyroscopic Effect

Wang, Wen, Xu, Fangqian, He, Shitang, Li, Shunzhou, Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2010

Language:

english

File:

PDF, 1.13 MB

english, 2010

10

[IEEE 2019 20th International Conference on Solid-State Sensors, Actuators and Microsystems & Eurosensors XXXIII (TRANSDUCERS & EUROSENSORS XXXIII) - Berlin, Germany (2019.6.23-2019.6.27)] 2019 20th International Conference on Solid-State Sensors, Actuators and Microsystems & Eurosensors XXXIII (TRANSDUCERS & EUROSENSORS XXXIII) - Highly Sensitive and Long-Term Stable Hydrogen Sensor for Real-Time Tracing of Dissolved Hydrogen in Transformer-Insulating Oil

Kondalkar, Vijay V., Hwan Lee, Mun, Lee, Keekeun

Year:

2019

Language:

english

File:

PDF, 1.18 MB

english, 2019

11

Effective Light Beam Modulation by Chirp IDT on a Suspended LiNbO3 Membrane for 3D Holographic Displays

Lee, Yongbeom, Lee, Keekeun

Journal:

Year:

2020

Language:

english

File:

PDF, 4.58 MB

english, 2020

12

Improving the Insertion Loss and Sensitivity Over Existing SAW Strain Sensor

Haekwan Oh, Keekeun Lee, Kyungtae Eun, Sunghun Choa, Sang Sik Yang

Journal:

Procedia Engineering

Year:

2011

Language:

english

File:

PDF, 711 KB

english, 2011

13

[IEEE TRANSDUCERS 2007 - 2007 International Solid-State Sensors, Actuators and Microsystems Conference - Lyon, France (2007.06.10-2007.06.14)] TRANSDUCERS 2007 - 2007 International Solid-State Sensors, Actuators and Microsystems Conference - Pressure Sensitivity Evaluation of Passive SAW Microsensor Integrated with Pressure-Temperature and ID Tag on 41°-YX LiNbO3

Wang, Wen, Lee, Keekeun, Kim, Taehyun, Yang, Sangsik, Park, Ikmo

Year:

2007

Language:

english

File:

PDF, 510 KB

english, 2007

14

Broadband-absorbing hybrid solar cells with efficiency greater than 3% based on a bulk heterojunction of PbS quantum dots and a low-bandgap polymer

Nam, Minwoo, Park, Joongpil, Kim, Sang-Wook, Lee, Keekeun

Journal:

Journal of Materials Chemistry A

Year:

2014

Language:

english

File:

PDF, 1.10 MB

english, 2014

15

[IEEE 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS) - Kaohsiung, Taiwan (2017.6.18-2017.6.22)] 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS) - Wireless neural stimulator based on two-port SAW delay line and AC/DC converting interface

Kim, Jisung, Kim, Saehan, Lee, Keekeun

Year:

2017

Language:

english

File:

PDF, 1.50 MB

english, 2017

16

Enhanced Sensitivity of Novel Surface Acoustic Wave Microelectromechanical System-Interdigital Transducer Gyroscope

Wang, Wen, Oh, Haekwan, Lee, Keekeun, Yoon, Sungjin, Yang, Sangsik

Journal:

Japanese Journal of Applied Physics

Year:

2009

Language:

english

File:

PDF, 840 KB

english, 2009

17

Efficient hybrid solar cells using PbSxSe1−x quantum dots and nanorods for broad-range photon absorption and well-assembled charge transfer networks

Nam, Minwoo, Kim, Sungwoo, Kim, Sejin, Kim, Sang-Wook, Lee, Keekeun

Journal:

Year:

2013

Language:

english

File:

PDF, 549 KB

english, 2013

18

Development of a high sensitive pH sensor based on shear horizontal surface acoustic wave with ZnO nanoparticles

Oh, Haekwan, Lee, Ki Jung, Baek, Jaeho, Yang, Sang Sik, Lee, Keekeun

Journal:

Microelectronic Engineering

Year:

2013

Language:

english

File:

PDF, 1.64 MB

english, 2013

19

Wireless neural probes based on one-port SAW delay line and neural firing-dependent varicap diode

Jung, Inki, Lee, Keekeun

Journal:

Sensors and Actuators B: Chemical

Year:

2015

Language:

english

File:

PDF, 3.42 MB

english, 2015

20

Development of a Wireless Love Wave Biosensor Platform for Multi-functional Detection

Song, Taehyeon, Song, Seung Yeon, Yoon, Hyun C., Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2011

Language:

english

File:

PDF, 1.09 MB

english, 2011

21

Performance comparison of Rayleigh and STW modes on quartz crystal for strain sensor application

Fu, Chen, Lee, Ki Jung, Eun, Kyongtae, Choa, Sung-Hoon, Lee, Keekeun, Yang, Sang Sik

Journal:

Journal of Applied Physics

Year:

2016

Language:

english

File:

PDF, 1.51 MB

english, 2016

22

Appointments

Oh, Haekwan, Lee, Ki Jung, Baek, Jaeho, Yang, Sang Sik, Lee, Keekeun

Journal:

Year:

1964

Language:

english

File:

PDF, 210 KB

english, 1964

23

Development of wireless, chipless neural stimulator by using one-port surface acoustic wave delay line and diode–capacitor interface

Kim, Jisung, Kim, Saehan, Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2017

Language:

english

File:

PDF, 2.31 MB

english, 2017

24

SPIE Proceedings [SPIE SPIE MOEMS-MEMS: Micro- and Nanofabrication - San Jose, CA (Saturday 24 January 2009)] Microfluidics, BioMEMS, and Medical Microsystems VII - Sensitivity evaluation of a Love wave sensor with multilayer structure for biochemical application

Oh, Haekwan, Wang, Wanjun, Wang, Wen, Lee, Keekeun, Yang, Sangsik

Year:

2009

Language:

english

File:

PDF, 346 KB

english, 2009

25

Development of Novel LOVE Wave Biosensor for Simultaneous Detection of Multi-Analyte

Haekwan Oh, Yeolho Lee, Soosuk Lee, Sang Sik Yang, Keekeun Lee

Journal:

Procedia Engineering

Year:

2011

Language:

english

File:

PDF, 591 KB

english, 2011

26

A stable and highly sensitive strain sensor based on a surface acoustic wave oscillator

Fu, Chen, Lee, Kijung, Lee, Keekeun, Yang, Sang Sik, Wang, Wen

Journal:

Sensors and Actuators A: Physical

Year:

2014

Language:

english

File:

PDF, 2.35 MB

english, 2014

27

Wireless and Simultaneous Detections of Multiple Bio-Molecules in a Single Sensor Using Love Wave Biosensor

Oh, Haekwan, Fu, Chen, Kim, Kunnyun, Lee, Keekeun

Journal:

Year:

2014

Language:

english

File:

PDF, 1.52 MB

english, 2014

28

A multifunctional fullerene interlayer in colloidal quantum dot-based hybrid solar cells

Nam, Minwoo, Park, Joongpill, Lee, Keekeun, Kim, Sang-Wook, Ko, Hyungduk, Han, Il Ki, Ko, Doo-Hyun

Journal:

Journal of Materials Chemistry A

Year:

2015

Language:

english

File:

PDF, 1.21 MB

english, 2015

29

Development of a Polymer Coating-Based Microlens Array on Isotropically Wet-Etched Quartz Substrates for Maskless Lithography Application

Nam, Minwoo, Oh, Haekwan, Seo, Hyunwoo, Song, Yotak, Yang, Sangsik, Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2010

Language:

english

File:

PDF, 780 KB

english, 2010

30

Development of a high-sensitivity strain measurement system based on a SH SAW sensor

Oh, Haekwan, Lee, Keekeun, Eun, Kyoungtae, Choa, Sung-Hoon, Yang, Sang Sik

Journal:

Journal of Micromechanics and Microengineering

Year:

2012

Language:

english

File:

PDF, 1.95 MB

english, 2012

31

Battery-Free Love-Wave-Based Neural Probe and Its Wireless Characterizations

Jung, In Ki, Fu, Chen, Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2013

Language:

english

File:

PDF, 429 KB

english, 2013

32

Highly efficient current sensor built on a chip based on nanocrystalline NiFe/Cu/NiFe thin film

Kondalkar, Vijay V., Li, Xiang, Yang, Sang Sik, Lee, Keekeun

Journal:

Journal of Industrial & Engineering Chemistry

Year:

2017

Language:

english

File:

PDF, 3.94 MB

english, 2017

33

Enhancing the sensitivity of three-axis detectable surface acoustic wave gyroscope by using a floating thin piezoelectric membrane

Lee, Munhwan, Lee, Keekeun

Journal:

Japanese Journal of Applied Physics

Year:

2017

Language:

english

File:

PDF, 4.71 MB

english, 2017

34

[IEEE 2020 IEEE 33rd International Conference on Micro Electro Mechanical Systems (MEMS) - Vancouver, BC, Canada (2020.1.18-2020.1.22)] 2020 IEEE 33rd International Conference on Micro Electro Mechanical Systems (MEMS) - Fabrication of WO 3 Nanocone Arrays for Highly Sensitive C 2 H 6 Gas Sensor Integrated with Low Powered in Plane Microheater

Adib, Md Ridwan, Lee, Keekeun

Year:

2020

File:

PDF, 895 KB

2020

35

[IEEE TRANSDUCERS 2009 - 2009 International Solid-State Sensors, Actuators and Microsystems Conference - Denver, CO, USA (2009.06.21-2009.06.25)] TRANSDUCERS 2009 - 2009 International Solid-State Sensors, Actuators and Microsystems Conference - The development of novel surface acoustic wave MEMS-IDT gyroscope based on standing wave mode

Oh, Haekwan, Lee, Keekeun, Yang, Sangsik

Year:

2009

Language:

english

File:

PDF, 1.49 MB

english, 2009

36

[IEEE TRANSDUCERS 2009 - 2009 International Solid-State Sensors, Actuators and Microsystems Conference - Denver, CO, USA (2009.06.21-2009.06.25)] TRANSDUCERS 2009 - 2009 International Solid-State Sensors, Actuators and Microsystems Conference - Simultaneous and wireless measurement of CO2 and NO2 using a saw reflective delay line

Lim, Chunbae, Yang, Sangsik, Lee, Keekeun

Year:

2009

Language:

english

File:

PDF, 1.02 MB

english, 2009

37

[IEEE 2006 1st IEEE International Conference on Nano/Micro Engineered and Molecular Systems - Zhuhai, China (2006.01.18-2006.01.21)] 2006 1st IEEE International Conference on Nano/Micro Engineered and Molecular Systems - Optimized Surface Acoustic Wave-based Pressure Sensor Using Equivalent Circuit Model

Wang, Wen, Lee, Keekeun, Yang, Sangsik, Hwang, Jungsoo, Kim, Geunyoung

Year:

2006

Language:

english

File:

PDF, 5.06 MB

english, 2006

38

Gyroscopes based on surface acoustic waves

Oh, Haekwan, Lee, Ki, Lee, Keekeun, Yang, Sang

Journal:

Micro and Nano Systems Letters

Year:

2015

Language:

english

File:

PDF, 3.14 MB

english, 2015

39

Development of chip-less and wireless neural probe functioning stimulation and reading in a single device

Kim, Hyunsoo, Yves, Petronil, Lee, Keekeun

Journal:

Microelectronic Engineering

Year:

2016

Language:

english

File:

PDF, 819 KB

english, 2016

40

Solution-processed inverted solar cells using an inorganic bulk heterojunction of iron pyrite nanocrystals and cadmium selenide quantum dots with a polymeric hole-transport medium

Nam, Minwoo, Choi, Donghyeuk, Kim, Sungwoo, Lee, Sunghee, Lee, Keekeun, Kim, Sang-Wook

Journal:

Journal of Materials Chemistry A

Year:

2014

Language:

english

File:

PDF, 899 KB

english, 2014

41

Polyimide based neural implants with stiffness improvement

Keekeun Lee, Amarjit Singh, Jiping He, Stephen Massia, Bruce Kim, Gregory Raupp

Journal:

Sensors and Actuators B: Chemical

Year:

2004

Language:

english

File:

PDF, 380 KB

english, 2004

42

[IEEE 2007 IEEE Sensors - Atlanta, GA, USA (2007.10.28-2007.10.31)] 2007 IEEE Sensors - Development of a New Wireless Chemical Sensor for CO2 detection

Wang, Wen, Kim, Taehyun, Lee, Keekeun, Oh, Haekwan, Yang, Sangsik

Year:

2007

Language:

english

File:

PDF, 438 KB

english, 2007

43

SPIE Proceedings [SPIE SPIE MOEMS-MEMS - San Francisco, California (Saturday 22 January 2011)] Reliability, Packaging, Testing, and Characterization of MEMS/MOEMS and Nanodevices X - The interference effect of the Rayleigh wave and two intersecting shear-horizontal waves

Lee, Hyungkeun, Garcia-Blanco, Sonia, Ramesham, Rajeshuni, Oh, Haekwan, Lee, Keekeun, Yang, Sang Sik

Year:

2011

Language:

english

File:

PDF, 2.97 MB

english, 2011

44

SPIE Proceedings [SPIE SPIE MOEMS-MEMS - San Francisco, California (Saturday 22 January 2011)] Reliability, Packaging, Testing, and Characterization of MEMS/MOEMS and Nanodevices X - A novel wireless Love wave biosensor platform for multifunctional detection

Song, Taehyeon, Garcia-Blanco, Sonia, Ramesham, Rajeshuni, Nam, Minwoo, Song, SeungYeon, Yoon, Hyun C., Lee, Keekeun

Year:

2011

Language:

english

File:

PDF, 2.66 MB

english, 2011

45

[IEEE 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS) - Kaohsiung, Taiwan (2017.6.18-2017.6.22)] 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS) - Development of acoustic-optic (AO) SLM applicable to 3D holographic dispay

Ryu, Geonhee, Lee, Youngbeom, Lee, Keekeun

Year:

2017

Language:

english

File:

PDF, 1.70 MB

english, 2017

46

Langmuir-Blodgett assembly of nanometric WO 3 thin film for electrochromic performance: A new way

Kondalkar, Vijay V., Yang, Sang Sik, Patil, P.S., Choudhury, Sipra, Bhosale, P.N., Lee, KeeKeun

Journal:

Materials Letters

Year:

2017

Language:

english

File:

PDF, 1.31 MB

english, 2017

47

Deployment of Underground Wireless Sensor Network Based on Magnetic Core Antennas and Multiple Surface Acoustic Wave Sensor Modules

Kim, Sihyeok, Park, Cheolhyun, Lee, Keekeun

Journal:

Journal of Electrical Engineering and Technology

Year:

2020

File:

PDF, 2.16 MB

2020

48

A novel shock and heat tolerant gyrosensor utilizing a one-port surface acoustic wave reflective delay line

Oh, Haekwan, Fu, Chen, Yang, Sang Sik, Wang, Wen, Lee, Keekeun

Journal:

Journal of Micromechanics and Microengineering

Year:

2012

Language:

english

File:

PDF, 1.17 MB

english, 2012

49

[IEEE 2006 5th IEEE Conference on Sensors - Daegu (2006.10.22-2006.10.25)] 2006 5th IEEE Conference on Sensors - Modeling and performance evaluation of 2.4GHz SAW-based pressure sensor

Wen Wang,, Keekeun Lee,, Taehyun Kim,, Ikmo Park,, Sangsik Yang,

Year:

2006

Language:

english

File:

PDF, 1.62 MB

english, 2006

50

SPIE Proceedings [SPIE SPIE MOEMS-MEMS: Micro- and Nanofabrication - San Jose, CA (Saturday 24 January 2009)] Reliability, Packaging, Testing, and Characterization of MEMS/MOEMS and Nanodevices VIII - Development of a novel surface acoustic wave MEMS-IDT gyroscope

Oh, Haekwan, Kullberg, Richard C., Ramesham, Rajeshuni, Lee, Keekeun, Wang, Wen, Yun, Sungjin, Yang, Sangsik

Year:

2009

Language:

english

File:

PDF, 521 KB

english, 2009

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