AC Series
Usage Examples

Usage example list

Here we present cases in which AC Series products have been used across a wide range of research fields to carry out measurements. We hope it contributes to your research and enhances your contribution to building the future .

No. Title Related papers Field Material AC functions
1 Work function and ionization potential of organic light-emitting diode materials Endo, Brooks, Brown, Sasabe, and Adachi, Japanese Journal of Polymer Science and Technology, 63, 689 (2006); https://doi.org/10.1295/koron.63.686 Organic light-emitting diodes Organic materials Threshold energy measurement (work function and ionization potential)
2 Gold (Au), silicon (Si), and copper phthalocyanine (CuPc) measurement - Organic light-emitting diodes Metal and organic materials Threshold energy measurement (work function and ionization potential)
3 Aluminum with adsorbed molecular chlorine - Metal industry Metal materials Threshold energy measurement (work function and ionization potential)
4 Silicon oxide film thickness - Semiconductor devices Semiconductor materials Slope measurement (film thickness)
5 Bathophenanthroline ionization potential - Organic light-emitting diodes Organic materials Threshold energy measurement (work function and ionization potential)
6 Plasma display panel (PDP) materials development - PDP Insulating materials Threshold energy measurement (work function and ionization potential)
7 Field emission display (FED) materials development - FED Metal materials Threshold energy measurement (work function and ionization potential)
8 Lead frame washing process management - Lead frames Metal materials Slope measurement (contamination)
9 Lead frame oxidization measurement - Lead frames Metal materials Slope measurement (oxidization)
10 Video tape lubrication film thickness measurement - Magnetic tape Organic materials Slope measurement (film thickness)
11 Visible light sensitized solar cells incorporating Perovskite organic metal halides Akihiro Kojima, Kenjiro Teshima, Yasuo Shirai, and Tsutomu Miyasaka, J. Am. Chem. Soc., 2009, 131 (17), pp

6050-6051

;
Solar cells Perovskite materials Threshold energy measurement (work function and ionization potential)
12 Improving performance via surface treatment of lithium ion battery cathode materials D. Kim, S. Uchida, H. Shiiba, N. Zettsu, K. Teshima, Scientific Reports, 8(1), 11771, 2018; https://doi.org/10.1038/s41598-018-30135-z Lithium ion batteries Cathode materials Threshold energy measurement (work function and ionization potential)
13 Development of photocatalysts for solar hydrogen production Y. Shiga, N. Umezawa, N. Srinivasan, S. Koyasu, E. Sakai and M. Miyauchi,Chem. Commun., 2016, 52, 7470--7473; https://doi.org/10.1039/C6CC03199D Photocatalysts Catalyst materials Threshold energy measurement (work function and ionization potential)
14 Developing platinum replacement catalysts for fuel cells A. Ishihara, M. Tamura, K. Matsuzawa, S. Mitsushima, K. Ota, Electrochimica Acta, 55(2010),

7581-7589

; https://doi.org/10.1016/j.electacta.2009.10.063
Fuel cells Electrode catalysts Threshold energy measurement (work function and ionization potential)
15 Triplet management for efficient perovskite light-emitting diodes Chuanjiang Qin, Chihaya Adachi and et al., Nat. Photonics 14, 70-75 (2020). Light-emitting diodes Perovskite materials Threshold energy measurement (work function and ionization potential)
16 Ionization Potential Measurement of Tea Ingredient D. Yamashita and A. Ishizaki, Anal.Sci., 32 (2016) 577 Beverage Japanese tea Threshold energy measurement (work function and ionization potential)
17 Various Pd-Based Alloys for Electrocatalytic CO2 Reduction Reaction Takao Gunji, Hiroya Ochiai, Takahiro Ohira, Yubin Liu, Yoshiyuki Nakajima, and Futoshi Matsumoto, Chemistry of Materials 2020 32 (16),

6855-6863

Electrocatalytic CO2 Reduction Reaction Pd-Based Alloys Threshold energy measurement (work function and ionization potential)
18 Size Dependent Valence and Conduction Band-Edge Energies of Semiconductors Nanocrystals Jasieniak et al., ACS Nano, 2011, 5, 7,

5888-5902

Solar cells Quantum-dot Threshold energy measurement (work function and ionization potential)
19 The Relationship between the ITO Material Work Function and the Time Elapsed after Surface Treatment - Organic light-emitting diodes, Solar cells Electrode materials Threshold energy measurement (work function and ionization potential)
20 Open counter original papers [1] H. Kirihata, M. Uda, Rev. Sci. Instrum, 52, 68 (1981); https://doi.org/10.1063/1.1136448
[2] M. Uda, Jpn. J.Appl.Phys. 24,284 (1985); https://iopscience.iop.org/article/10.7567/JJAPS.24S4.284/meta#
[3] Y. Nakajima, "Production of Two Types of Open Counters and Their Application to Industry" (2004)
https://waseda.repo.nii.ac.jp/?action=repository_action_common_download&item_id=20573&item_no=1&attribute_id=20&file_no=3
[4] D. Yamashita, "Study on surface analysis using improved photoemission yield spectrometer in air" (2015)
https://waseda.repo.nii.ac.jp/?action=repository_action_common_download&item_id=16919&item_no=1&attribute_id=20&file_no=1
[5] A. Koyama, M. Kawai, H. Zenba, Y. Nakajima, A. Yoneda and M. Uda, Nucl. Instr. and Meth. in Phys. Res. A422 (1999) 309. ; https://www.sciencedirect.com/science/article/abs/pii/S0168900298009644
[6] M.Uda, Y.Nakagawa, T.Yamamoto, M.Kawasaki, A.Nakamura, T.Saito and K.Hirose, J. Electron. Spectrosc. and Related Phenom. 88-91, 767(1998).
https://doi.org/10.1016/S0368-2048(97)00237-5
[7]Y. Nakajima, T. Ishiji, N. Nakano, and M. Uda, "Serial Measurements of the Work Function of Metals Exposed to Air Using a Contact Potential Difference Method", Journal of the Surface Finishing Society of Japan, 51, 861 (2000). https://doi.org/10.4139/sfj.51.861
[8] Y. Nakajima, M. Hoshino, D. Yamashita and M. Uda, Adv. Quantum Chem. 42 (2003) 399. https://doi.org/10.1016/S0065-3276(03)42063-7
[9] D. Yamashita, Y. Nakajima, A. Ishizaki and M. Uda, Photoelectron spectrometer equipped with open counter for electric structures of organic materials J. Surf. Anal. 14,433 (2008); http://www.sasj.jp/JSA/CONTENTS/vol.14_4/Vol.14%20No.4/Vol.14%20No.4%20433-43
surface analysis - Threshold energy measurement (work function and ionization potential)
Slope measurement (film thickness, oxidization and contamination)
21 The Difference of the ITO Material Work Function after Washing Process - Organic light-emitting diodes, Solar cells Electrode materials Slope measurement (contamination)
22 The Density of State Analysis of Organic Photoconductive Materials D. Yamashita, Y. Nakajima, A. Ishizaki and M. Uda, Photoelectron spectrometer equipped with open counter for electric structures of organic materials J. Surf. Anal. 14,433 (2008); http://www.sasj.jp/JSA/CONTENTS/vol.14_4/Vol.14%20No.4/Vol.14%20No.4%20433-436.pdf Organic light-emitting diodes, Solar cells Organic materials Density of states
23 A Novel Measurement of The Density of State Analysis D. Yamashita, Y. Nakajima, A. Ishizaki and M. Uda, Photoelectron spectrometer equipped with open counter for electric structures of organic materials J. Surf. Anal. 14,433 (2008); http://www.sasj.jp/JSA/CONTENTS/vol.14_4/Vol.14%20No.4/Vol.14%20No.4%20433-436.pdf Organic light-emitting diodes, Solar cells Organic materials Density of states
24 Ionization Potential Measurement for Carbon Materials - Organic light-emitting diodes, Solar cells Nano Carbon Materials Threshold energy measurement (work function and ionization potential)
25 The Thickness Analysis of Oil Film on Hard Disk Surface Ken‐ichi Nishimori, Kohichi Tanaka and Yasunobu Inoue, Characterization of lubricated states on carbon coated media by low energy photoelectron spectroscopy method in ambient atmosphere J. Appl. Phys. 69, 8042 (1991); https://doi.org/10.1063/1.347450 Hard Disk lubricant Slope measurement (film thickness)

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