Hiroshi Koyama
Hiroshi Koyama publishes mostly in Oncology, Pulmonary and Respiratory Medicine and Electrical and Electronic Engineering, on topics such as Semiconductor materials and devices, Advancements in Semiconductor Devices and Circuit Design and Metal Forming Simulation Techniques.
- World rank
- #71,206 of 1,633,909 ranked researchers
- Rank in Japan
- #1,307 of 114,622
- Works
- 105
- Citations
- 419
- Citations per work
- 4.0
What does Hiroshi Koyama research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Oncology7% of their works
- 2Pulmonary and Respiratory Medicine7% of their works
- 3Electrical and Electronic Engineering7% of their works
- 4Nutrition and Dietetics6% of their works
- 5Surgery6% of their works
- 6Mechanical Engineering6% of their works
Research topics
- Semiconductor materials and devices
- Advancements in Semiconductor Devices and Circuit Design
- Metal Forming Simulation Techniques
- Metallurgy and Material Forming
- Advanced Surface Polishing Techniques
- Integrated Circuits and Semiconductor Failure Analysis
- Heavy Metal Exposure and Toxicity
- Metal Alloys Wear and Properties
Which keywords describe Hiroshi Koyama's research?
The keywords of their largest research topics: Atomic Layer Deposition, Ductile Fracture, Dynamic Recrystallization, High-k Dielectrics, Hot Deformation, Nanowire Transistors, Sheet Metal Forming and Tunnel Field-Effect Transistors.
- Oxidative Stress
- Metal Toxicity
- Integrated Circuits
- Cryogenic Treatment
- Tunnel Field-Effect Transistors
- Nanowire Transistors
- High-k Dielectrics
- Ductile Fracture
- Atomic Layer Deposition
- Dynamic Recrystallization
- Hot Deformation
- Sheet Metal Forming
- Chemical Mechanical Planarization
- Failure Analysis
- Material Removal Mechanism
- Microstructure
Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.
All 16 words, with their numbers
- Atomic Layer Deposition31 topic
- Ductile Fracture31 topic
- Dynamic Recrystallization31 topic
- High-k Dielectrics31 topic
- Hot Deformation31 topic
- Nanowire Transistors31 topic
- Sheet Metal Forming31 topic
- Tunnel Field-Effect Transistors31 topic
- Chemical Mechanical Planarization21 topic
- Cryogenic Treatment21 topic
- Failure Analysis21 topic
- Integrated Circuits21 topic
- Material Removal Mechanism21 topic
- Metal Toxicity21 topic
- Microstructure21 topic
- Oxidative Stress21 topic
Where does Hiroshi Koyama work?
Hiroshi Koyama's main affiliation in the publication record is Gunma University, Japan.
How many publications and citations does Hiroshi Koyama have?
Science Explorer counts 105 works and 419 citations for Hiroshi Koyama, ranking #71,206 of 1,633,909 researchers worldwide on the composite score.
Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.
Other researchers named Hiroshi Koyama
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