| No. 135 Vol.35 No.4 (2019)CONTENTSPreface 1 ●Greetings from a New Chairperson of JNDF ―――――――――――――――――――――― Naoto Ohtake 
 Future Prospects 3 Recent R&D Trends~Findings of the 2019 Panoramic View Survey~ ――――――――― Takao Kuramochi 
 Scientific Tutorials 8 Carrier Transport Properties in Diamond Revealed by Solid-State Spectroscopy ―――――――――――――――――――――――― Nobuko Naka, Takaaki Shimomura and Ikuko Akimoto 
 Technical Tutorials 14 Single-Layer Graphene Applied for High-Sensitive Sensors ――――――――――― Shota Ushiba, Naruto Miyakawa, Takao Ono, Yasushi Kanai, Ayumi Shinagawa, Koichi Inoue, Masahiko Kimura and Kazuhiko Matsumoto 
 Topics 20 Study of Technique to Prepare Single-Crystalline Diamond Blocks with 10 mm Edges ――――――――――――――――― Hideaki Yamada, Akiyoshi Chayahara and Yoshiaki Mokuno 
 22 DLC Film for Automotive Engine Parts “HC-DLC” ――――――――――――――― Takehiko Oshiro 24 CVD-Graphene-Based Optically Transparent Antenna ――――― Shinji Koh, Shohei Kosuga, Ryosuke Suga, Takeshi Watanabe and Osamu Hashimoto 
 New Face Book 26 KAGE-log ―――――――――――――――――――――――――――――――――――― Taisuke Kageura 
 Conference Reports 28 The 30th International Conference on Diamond and Carbon Materials(ICDCM 2019) ―――――――――― Shinobu Onoda, Daisuke Takeuchi, Hiroki Akasaka and Takatoshi Yamada 31 ASIAN Conference on X-ray Absorption Spectroscopy(ACXAS)2019 ――――――― Yasuharu Ohgoe 32 2019 E-MRS Fall Meeting and Exhibit, Symposium G: Diamond for Electronic Devices ――――――――――――――――――――――――――――――――――――――― Hitoshi Umezawa 32 2019 E-MRS Fall Meeting and Exhibit, Symposium R: Surface and Interfaces of Nanocarbons 34 The 80th JSAP Autumn Meeting 2019 ――――――――――――― Hiroki Akasaka and Yuuki Katamune 
 Visiting Report 37 Visit to High Energy Accelerator Research Organization(KEK) ――――――――― Takehiro Shimaoka 
 New M Watching 40 Advanced Nano Carbon Material DINNOVARE ――――――――――――――――――― Tomohiro Goto 
 Seminer and Workshop Reports 41 The 1st Seminer and Workshop Report 2019 ――――――――――――――――――― Tokuyuki Teraji | 
 
            