Ryosuke Abe
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View article: Factors affecting continuation of Mobility as a Service projects in regional and rural areas: An analysis of 50 projects in Japan
Factors affecting continuation of Mobility as a Service projects in regional and rural areas: An analysis of 50 projects in Japan Open
View article: Current status of Decentralized Identifiers and Verifiable Credentials
Current status of Decentralized Identifiers and Verifiable Credentials Open
Decentralized Identifiers (DID) とVerifiable Credentials (VC) は,ディジタルアイデンティティの新しい実装形態として注目されている.従来型のディジタルアイデンティティのモデルでは,アイデンティティサービスを提供する主体が,ユーザの同意の元,ユーザ情報を,その情報を必要としている主体に提供していたが,VCによるモデルでは,ユーザ自身が,自身に関する情報を提供できるようになり,ディジタルアイデンティティの繊細なコントロー…
View article: RESEARCH ON THE ACTUAL SITUATION OF CROSSING BY BUS PASSENGERS
RESEARCH ON THE ACTUAL SITUATION OF CROSSING BY BUS PASSENGERS Open
View article: Evaluation of the impact of urban redevelopment projects with high-rise condominiums on the formation of compact cities in railway station areas
Evaluation of the impact of urban redevelopment projects with high-rise condominiums on the formation of compact cities in railway station areas Open
近年、鉄道の駅周辺では、超高層集合住宅を伴う都市再開発事業が多く実施されており、このような都市再開発事業は、コンパクトシティの形成に寄与すると考えられている。しかし、その影響について十分な評価がなされないまま承認されてきた。そこで、本研究では、超高層集合住宅を伴う都市再開発事業がコンパクトシティの形成に与える影響とその効果を検討し、鉄道駅周辺の都市再開発事業の今後のあり方を検討することを目的とする。指標を設定して、その指標に則り、首都圏郊外における超高層集合住宅を伴う都市再…
View article: A case of adult-onset xanthogranuloma of the tongue
A case of adult-onset xanthogranuloma of the tongue Open
Xanthogranuloma is a granulomatous lesion associated with histiocytic proliferation and lipid accumulation. It occurs as solitary or multiple smooth-surfaced papules or nodules. It generally appears on the skin in infancy and childhood, in…
View article: Fabchain: Managing Audit-able 3D Print Job over Blockchain
Fabchain: Managing Audit-able 3D Print Job over Blockchain Open
Improvements in fabrication devices such as 3D printers are becoming possible for personal fabrication to freely fabricate any products. To clarify who is liable for the product, the fabricator should keep the fabrication history in an imm…
View article: Explosion Impact Strength Evaluation Technology and Safety Measures for Refrigerant Circuit Components.
Explosion Impact Strength Evaluation Technology and Safety Measures for Refrigerant Circuit Components. Open
The demands of heat cycles are increasing in the recent society where high performance of electronics or comfortability of our life are required. In order to use them safely and efficiently, the thermal accidents caused by high speed destr…
View article: Preferences of urban rail users for first- and last-mile autonomous vehicles: Price and service elasticities of demand in a multimodal environment
Preferences of urban rail users for first- and last-mile autonomous vehicles: Price and service elasticities of demand in a multimodal environment Open
Integrating autonomous vehicles (AVs) into transit networks is a critical problem for metropolitan areas worldwide. This study investigates the preferences of urban rail/rapid transit users for first- and last-mile AV services, which are n…
View article: IMPACTS OF WORK STYLES ON TRAVEL TIME CHOICES OF RAIL COMMUTERS: EVIDENCE FROM WORK STYLE REFORM IN THE TOKYO METROPOLITAN AREA
IMPACTS OF WORK STYLES ON TRAVEL TIME CHOICES OF RAIL COMMUTERS: EVIDENCE FROM WORK STYLE REFORM IN THE TOKYO METROPOLITAN AREA Open
本研究は，近年の東京圏における働き方の変化を踏まえて，働き方が鉄道通勤の時刻選択に与える影響を実証的に分析する．まず，鉄道通勤者を対象に実施したアンケート調査の結果から，行政主体の時差通勤やテレワークを促す取り組みの期間前と期間中における通勤行動や多様な働き方制度の利用状況などを示す．次に，混雑路線の通勤者を対象とした出社時刻選択モデルの推定結果から，時差通勤利用の通勤者は，早出と遅出に分散，フレックス制利用の通勤者は，混雑路線によって傾向が異なることを示す．最後に，このモ…
View article: Strength evaluations for refrigerant circuit parts against the explosion of inner gas, and the protection using a pressure relief valve.
Strength evaluations for refrigerant circuit parts against the explosion of inner gas, and the protection using a pressure relief valve. Open
A pressure relief valve was designed as a safely exhaust mechanism of high-pressure combustible gas that is generated by a diesel explosion in the compressor of air conditioners. For the design the explosion was observed and measured. and …
View article: Development of a Measurement and Control System for a Rollator Equipped with a Motor-driven Chest Pad
Development of a Measurement and Control System for a Rollator Equipped with a Motor-driven Chest Pad Open
In order to assist the elderly who can’t walk independently, a novel rollator equipped with a motor-driven Chest Pad was developed in the previous study. In this paper, configuration of a measurement and control system for the novel rollat…
View article: Impact of vehicle automation and electric propulsion on production costs for mobility services worldwide
Impact of vehicle automation and electric propulsion on production costs for mobility services worldwide Open
Automated driving technology along with electric propulsion are widely expected to fundamentally change our transport systems. They may not only allow a more productive use of travel time, but will likely trigger completely new business mo…
View article: An Experimental Approach to Understanding the Impacts of Monitoring Methods on Use Intentions for Autonomous Vehicle Services: Survey Evidence from Japan
An Experimental Approach to Understanding the Impacts of Monitoring Methods on Use Intentions for Autonomous Vehicle Services: Survey Evidence from Japan Open
Safety guidelines for autonomous vehicles (AVs) in many regions or countries require AV service providers to have the means to communicate with vehicles and the ability to stop them safely in case of emergencies. The transition to full dep…
View article: Measurement and Analyzation of Walk with or without Load on Legs Using a Rollator Equipped with a Rotating Chest Pad
Measurement and Analyzation of Walk with or without Load on Legs Using a Rollator Equipped with a Rotating Chest Pad Open
In this study, walk measurements were carried out on four young healthy students who performed walk tests with or without carrying load on legs using the novel rollator equipped with a rotationg chest pad. Two goniometers attached on the e…
View article: Evaluation and safety design of explosion impact strength of refrigerant circuit parts
Evaluation and safety design of explosion impact strength of refrigerant circuit parts Open
A diesel explosion was generated using a compressor used in an air conditioner, and the internal pressure of the compressor, the strain of the outer shell, and the fracture mode were investigated. The internal pressure due to the explosion…
View article: Development of a rollator with a driven chest pad
Development of a rollator with a driven chest pad Open
The authors are studying a rollator with a chest pad for the elderly. A motor that actively moves the chest pad was introduced. The number of load cells was increased from two to four to see the change in body pressure applied to the chest…
View article: Introducing autonomous buses and taxis: Quantifying the potential benefits in Japanese transportation systems
Introducing autonomous buses and taxis: Quantifying the potential benefits in Japanese transportation systems Open
The introduction of autonomous buses and taxis is expected to generate such benefits as cost reductions—and particularly for regional bus operations with a substantial deficit—as well as enhancing public transit accessibility through decre…
View article: Impact of vehicle automation and electric propulsion on production costs for mobility services worldwide
Impact of vehicle automation and electric propulsion on production costs for mobility services worldwide Open
View article: Ambient temperature drying of therapeutic protein solution with use of microwave
Ambient temperature drying of therapeutic protein solution with use of microwave Open
High quality drying of therapeutic protein-solution is important in medical and pharmaceutical processing. Freeze-drying is mostly used, but it takes a long drying-time and causes damages of protein structures. In order to improve the dryi…
View article: Learning from the femoral vein puncture trouble .
Learning from the femoral vein puncture trouble . Open
Poster: ECR 2018 / C-0932 / Learning from the femoral vein puncture trouble . by: R. Abe 1, Y. Hori2, Y. Tashiro3, N. Mizobuchi1, J. Munechika1, N. Takeyama4, T. Hashimoto4, T. Gokan1; 1Tokyo/JP, 2Suita, Osaka/JP, 3Yokahama/JP, …
View article: Identification of RNA biomarkers for chemical safety screening in mouse embryonic stem cells using RNA deep sequencing analysis
Identification of RNA biomarkers for chemical safety screening in mouse embryonic stem cells using RNA deep sequencing analysis Open
Although it is not yet possible to replace in vivo animal testing completely, the need for a more efficient method for toxicity testing, such as an in vitro cell-based assay, has been widely acknowledged. Previous studies have focused on m…
View article: Impact of major road supply on individual travel time expenditure: An exploration using a 30-year variation of infrastructure and travel
Impact of major road supply on individual travel time expenditure: An exploration using a 30-year variation of infrastructure and travel Open
This study estimates the impact of major road supply on individual travel time expenditures (TTEs) using data that cover 30-year variations in transportation infrastructure and travel behavior. The...
View article: Effect of methyl p-hydroxybenzoate on the culture of mammalian cell
Effect of methyl p-hydroxybenzoate on the culture of mammalian cell Open
Several chemicals, such as methyl p-hydroxybenzoate (MHB), have been widely used as preservatives in the water baths of CO2 incubators used for mammalian cell culture, and they are not considered to produce any biological effect…
View article: PRECISIONS MEASUREMENT FOR THE GRASP OF WELDING DEFORMATION AMOUNT OF TIME SERIES FOR LARGE-SCALE INDUSTRIAL PRODUCTS
PRECISIONS MEASUREMENT FOR THE GRASP OF WELDING DEFORMATION AMOUNT OF TIME SERIES FOR LARGE-SCALE INDUSTRIAL PRODUCTS Open
As well as the BIM of quality management in the construction industry, demand for quality management of the manufacturing process of the member is higher in shipbuilding field. The time series of three-dimensional deformation of the each p…