長谷川 誠

STEM outreach activities for pre-university generation to be performed by the extra-curriculum project team of undergraduate students 

Proc. IEEE Global Engineering Education Conference (EDUCON2023), SS3 2023年5月

Investigations of break arc characteristics of AgSnO2 contacts under application of an external magnetic field in inductive DC load conditions 

Proc. 8th International Conference on Reliability of Electrical Products and Electrical Contacts (ICREPEC2022), pp.8-14 2023年4月  招待有り

Physics education for undergraduate students through PBL-style outreach activities by an extra-curriculum student project team 

The 15th Asia Pacific Physics Conference (APPC15), Presentation #L13.03, Abstract Proceedings p.937 2022年8月

Preparation of an experiment tool for energy conversion to be used in high school physics class 

3rd World Conference on Physics Education (WCPE2021), paper #126, Presentation 9.2, Book of Abstract p.80 2021年12月

Observations of peculiar break arc movements of AgSnO2 contacts under applied external magnetic field in inductive DC load conditions up to 20V-17A 

Proc. 66th IEEE Holm Conference on Electrical Contacts, pp.79-84 2021年10月

Changes in speckle patterns in an output light spot from an optical fiber to be caused by load application of small weight level 

Proc. of SPIE vol.11901 (Advanced sensor systems and applications XI), 119010L, (Photonics Asia 2021, 11901-24) 2021年10月  招待有り

Interactive and collaborative activities of the extra-curriculum project team of undergraduate students under COVID-19 pandemic situation and their educational effects 

ICL2021 Proceedings with Springer, pp.906-912 (Proc. 24th International Conference on Interactive Collaborative Learning (ICL2021, Session 7D), pp.273-279) 2021年9月

Demonstration tools for changes in visible colors of transmitting light beams to be caused by optical rotation in syrup as optical active material and their predictions 

Proc. of 16th International Conference on Education and Training on Optics and Photonics (ETOP2021), paper no.F2A.4 2021年9月

Work-in-Progress: A series of science lessons at local elementary schools performed by the extra-curriculum project team of undergraduate students 

Proc. 2020 IEEE International Conference on Teaching, Assessment, and Learning for Engineering (TALE2020), pp.485-487 2020年12月9日

Prediction of the angle of rotation to be caused by optical rotation phenomenon in optical active materials and observation of resultant changes in visible colors of transmitting light beams 

Proc. of SPIE vol.11189 (Optical metrology and inspection for industrial applications VI), 1118912, (Photonics Asia 2019) 2019年10月

An experimental study on contact dynamic welding under different contact materials and surrounding atmospheres in HVDC 

Proc. 5th International Conference on Electric Power Equipment – Switching Technology (ICEPE-ST2019), pp.675-680 2019年10月

Analysis of student members’ attitudes on out-of-curriculum science communication activities and resultant educational effects 

Proc. 22nd International Conference on Interactive Collaborative Learning (ICL2019), pp.199-208 2019年9月

Arc movement investigations of break arcs of AgSnO2 contacts under applied external magnetic field in inductive DC load conditions 

Proc. 65th IEEE Holm Conference on Electrical Contacts, pp.95-100 2019年9月

Satisfactory role of LEDs as a light receiving component and their uses in science demonstration experiments for educational purposes demonstration experiments for educational purposes 

Proc. of SPIE vol.11143, 111432F, (15th International Conference on Education and Training on Optics and Photonics (ETOP2019)), paper no.HIGH-ED-5-22-2) 2019年5月

Out-of-curriculum PBL-style activities of the science communication project team organized by undergraduate students and educational effects achievable through multiple-years involvement in organized by undergraduate students and educational effects achie 

Abstract Collection of 2019 International Conference on Soft Computing and Machine Learning (SCML2019), p.26 (Oral Session 4) 2019年4月

Effective shortening of break arc durations of Ag and several Ag-based contacts in DC load conditions with increased contact opening speeds and external magnetic field 

Proc. 29th Intl. Conf. (64th IEEE Holm Conf.) on Electrical Contacts, pp.87-94 2018年10月

Welding in break and make operations for CuMo and CuW contact materials in DC200-500V and different surrounding gases 

Proc. 29th International Conference (64th IEEE Holm Conference) on Electrical Contacts, pp.71-76 2018年10月