نتائج البحث - "Tsutomu Yamakawa"

1

Academic Journal

EVALUATION METHOD FOR TIME OF SETTING OF MORTAR MIXTURES BY THE MORTAR THERMOCOUPLE METHOD / モルタル熱電対法によるセメント硬化体の凝結時間の評価方法の提案

المؤلفون: Akio KOYAMA, Masafumi KIKUCHI, Naohisa TAKAMIZAWA, Taichi TAKEMURA, Takeshi KOMIYA, Tsutomu YAMAKAWA, Yosiaki SASAGE, 小宮岳枝, 小山明男, 山川勉, 捧剛明, 竹村太一, 菊池雅史, 高見澤直寿

المصدر: 日本建築学会構造系論文集 / Journal of Structural and Construction Engineering (Transactions of AIJ). 2005, 70(588):1

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2

Academic Journal

MATERIAL DESIGN METHOD ON RESISTANCE OF SEGREGATION OF CONCRETE WITH CELLULOSE ETHER / セルロースエーテルを添加したコンクリートの材料分離特性に関する材料設計法

المؤلفون: Masafumi KIKUCHI, Tsutomu YAMAKAWA, Yoshiaki SASAGE, 山川勉, 捧剛明, 菊池雅史

المصدر: 日本建築学会構造系論文集 / Journal of Structural and Construction Engineering (Transactions of AIJ). 2000, 65(533):1

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3

Academic Journal

FUNDAMENTAL STUDY ON MATERIAL DESIGN METHOD OF FRESH PROPERTIES OF CEMENT MATRIX WITH CELLULOSE ETHER / セルロースエーテルを用いたセメント系マトリクスのフレッシュ性状の材料設計法に関する基礎的研究

المؤلفون: Masafumi KIKUCHI, Tsutomu YAMAKAWA, 山川勉, 菊池雅史

المصدر: 日本建築学会構造系論文集 / Journal of Structural and Construction Engineering (Transactions of AIJ). 1999, 64(515):1

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4

Academic Journal

DEVELOPMENT OF THE SUITABLE WATER-SOLUBLE POLYMERS AS SEGREGATION CONTROLLING ADMIXTURE OF HIGH-FLUIDITY CONCRETE / 高流動コンクリート用分離低減剤としての水溶性高分子の開発

المؤلفون: Masayoshi KAKIZAKI, Tsutomu YAMAKAWA, Yoshiaki SASAGE, Yoshiro ONDA, 山川勉, 恩田吉朗, 捧剛明, 柿崎正義

المصدر: 日本建築学会技術報告集 / AIJ Journal of Technology and Design. 1995, 1(1):48

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5

Academic Journal

CONSTRUCTION OF A PLASTOMETER EMPLOYING PENETRATION TECHNIQUE RAPID AND HIGH RESOLVABLE METHOD FOR THE MEASUREMENTS OF PLASTICITY AND ITS INHOMOGENEITY OF RUBBER MATERIALS, (III) / 定速針入法によるゴムの可塑度計の試作

المؤلفون: Kenkichi MURAKAMI, Naoki SAKAKIBARA, Takae KUSANO, Toshio OMACHI, Tsutomu YAMAKAWA, 大町敏雄, 山川充, 村上謙吉, 榊原直樹, 草野孝衛

المصدر: 日本ゴム協会誌 / NIPPON GOMU KYOKAISHI. 1981, 54(1):47

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6

Academic Journal

EVALUATION OF THE PLASTICITY OF UNFILLED RUBBER MATERIALS BY A PENETRATION METHOD RAPID AND HIGH RESOLVABLE METHOD FOR THE MEASUREMENTS OF PLASTICITY AND ITS INHOMOGENEITY OF RUBBER MATERIALS, (I) / 定速針入法による非充てん系ゴムの可塑度の評価

المؤلفون: Kenkichi MURAKAMI, Takae KUSANO, Tsutomu YAMAKAWA, 山川充, 村上謙吉, 草野孝衛

المصدر: 日本ゴム協会誌 / NIPPON GOMU KYOKAISHI. 1980, 53(12):763

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7

Identification of breast tissue using the x-ray image measured with an energy-resolved cadmium telluride series detector based on photon-counting technique

المؤلفون: Masahiro Okada, Tsutomu Yamakawa, Shuji Koyama, Megumi Watanabe, Mitsuhiro Mizutani, Yoshie Kodera, Shuichiro Yamamoto, Hiroko Nishide, Ai Nakajima, Hiroaki Hayashi, Mariko Sasaki, Reina Suzuki, Naoko Yoshida, Daisuke Hashimoto

المصدر: IWBI

مصطلحات موضوعية: Materials science, medicine.diagnostic_test, Pixel, Region of interest, Attenuation, Detector, medicine, Mammography, Atomic number, Cadmium telluride photovoltaics, Photon counting, Biomedical engineering

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::d0553cdd4d547b8cf7f3960666d57993
https://doi.org/10.1117/12.2317819

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8

Development of energy-resolved photon-counting mammography with a cadmium telluride series detector to reduce radiation exposure and increase contrast-to-noise ratio using the high-energy X-rays

المؤلفون: Shuji Koyama, Ai Nakajima, Tsutomu Yamakawa, Masahiro Okada, Mariko Sasaki, Hiroto Kimura, Daisuke Hashimoto, Shuichiro Yamamoto, Hiroaki Hayashi, Reina Suzuki, Yoshie Kodera

المصدر: IWBI

مصطلحات موضوعية: Materials science, medicine.diagnostic_test, business.industry, Detector, Photon counting, Cadmium telluride photovoltaics, Imaging phantom, Optics, Contrast-to-noise ratio, High-energy X-rays, medicine, Mammography, business, Sensitivity (electronics)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::5b037c931a68ea5da3bac3254540b85f
https://doi.org/10.1117/12.2317813

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9

A proposed new image display method with high contrast-to-noise ratio using energy resolved photon-counting mammography with a CdTe series detector

المؤلفون: Y. Iida, D. Hashimoto, Reina Suzuki, Mariko Sasaki, Shuji Koyama, Tsutomu Yamakawa, Yoshie Kodera, F. Ito, M. Okada, Y. Koshiba, Seiichi Yamamoto, Ai Nakajima

المصدر: Medical Imaging 2018: Physics of Medical Imaging.

مصطلحات موضوعية: Physics, Optics, MicroDose, Contrast-to-noise ratio, business.industry, Attenuation, Detector, Attenuation length, business, Noise (electronics), Imaging phantom, Photon counting

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::ea59933b406bb85712acc38a6bdf5479
https://doi.org/10.1117/12.2292871

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10

Novel material identification method using three energy bins of a photon counting detector taking into consideration Z-dependent beam hardening effect correction with the aim of producing an X-ray image with information of effective atomic number

المؤلفون: Emi Tomita, Hiroaki Hayashi, Masahiro Okada, Daisuke Hashimoto, Tsutomu Yamakawa, Yuki Kanazawa, Shuichiro Yamamoto, Masashi Yamasaki, Takashi Asahara, Yoshiki Mihara, S. Goto, Natsumi Kimoto

المصدر: 2017 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC).

مصطلحات موضوعية: Physics, Attenuation, Order (ring theory), 01 natural sciences, Photon counting, 030218 nuclear medicine & medical imaging, Computational physics, 010309 optics, 03 medical and health sciences, 0302 clinical medicine, Attenuation coefficient, 0103 physical sciences, Mass attenuation coefficient, Atomic number, Effective atomic number, Energy (signal processing)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3d77d6a2713429440e5116c77869fa91
https://doi.org/10.1109/nssmic.2017.8533059

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11

Detection of microcalcifications and tumor tissue in mammography using a CdTe-series photon-counting detector

المؤلفون: Masahiro Okada, Ai Nakajima, Shuji Koyama, Tsutomu Yamakawa, Akiko Ihori, Hiroko Nishide, Yoshie Kodera, Shuichiro Yamamoto

المصدر: Medical Imaging 2017: Physics of Medical Imaging.

مصطلحات موضوعية: medicine.medical_specialty, Materials science, Photon, medicine.diagnostic_test, Attenuation, Detector, Photon counting, Imaging phantom, medicine, Mammography, Medical physics, Microcalcification, medicine.symptom, Absorption (electromagnetic radiation), Biomedical engineering

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::7fa08399efb63262f9977247636167d2
https://doi.org/10.1117/12.2253576

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12

Development of a novel method based on a photon counting technique with the aim of precise material identification in clinical x-ray diagnosis

المؤلفون: Tsutomu Yamakawa, Natsumi Kimoto, Takashi Asahara, Masahiro Okada, Hiroaki Hayashi, Masashi Yamasaki, Yuki Kanazawa, Shuichiro Yamamoto

المصدر: Medical Imaging 2017: Physics of Medical Imaging.

مصطلحات موضوعية: Physics, Pixel, business.industry, Attenuation, 02 engineering and technology, 01 natural sciences, Spectral line, Photon counting, 010309 optics, 020210 optoelectronics & photonics, Optics, Attenuation coefficient, 0103 physical sciences, 0202 electrical engineering, electronic engineering, information engineering, Atomic number, business, Energy (signal processing), Effective atomic number

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::03ffdd83e4b4deb0904b28e9724bf950
https://doi.org/10.1117/12.2253564

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13

Response functions of multi-pixel-type CdTe detector: toward development of precise material identification on diagnostic x-ray images by means of photon counting

المؤلفون: Masahiro Okada, Tsutomu Yamakawa, Shuichiro Yamamoto, Yuki Kanazawa, Natsumi Kimoto, Hiroaki Hayashi, Takashi Asahara, Masashi Yamasaki

المصدر: Medical Imaging 2017: Physics of Medical Imaging.

مصطلحات موضوعية: Physics, Photon, Pixel, business.industry, Scattering, Detector, 010403 inorganic & nuclear chemistry, 01 natural sciences, Photon counting, Spectral line, 030218 nuclear medicine & medical imaging, 0104 chemical sciences, Charge sharing, 03 medical and health sciences, 0302 clinical medicine, Optics, Calibration, business

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::4fd10df79680ccbe661d539d620a3297
https://doi.org/10.1117/12.2251185

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14

Precise material identification method based on a photon counting technique with correction of the beam hardening effect in X-ray spectra

المؤلفون: Hiroaki Hayashi, Shuichiro Yamamoto, Tsutomu Yamakawa, Natsumi Kimoto, Takashi Asahara, Yoshiki Mihara, Masashi Yamasaki, Masahiro Okada, Yuki Kanazawa

المصدر: Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine. 124

مصطلحات موضوعية: Physics, Radiation, business.industry, Astrophysics::High Energy Astrophysical Phenomena, Attenuation, Photon counting, Spectral line, 030218 nuclear medicine & medical imaging, 03 medical and health sciences, 0302 clinical medicine, Optics, 030220 oncology & carcinogenesis, Attenuation coefficient, Beam hardening, Atomic number, business, X ray spectra, Energy (signal processing)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::634e5459c440480a635f0f2bd28390e9
https://pubmed.ncbi.nlm.nih.gov/28314161

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15

Discrimination between normal breast tissue and tumor tissue using CdTe series detector developed for photon-counting mammography

المؤلفون: Masahiro Okada, Tsutomu Yamakawa, Akiko Ihori, Misa Kato, Shuichiro Yamamoto, Ai Nakajima, Chizuru Okamoto, Yoshie Kodera

المصدر: SPIE Proceedings.

مصطلحات موضوعية: medicine.medical_specialty, Materials science, Digital mammography, medicine.diagnostic_test, Image quality, Attenuation, Detector, Adipose tissue, Photon counting, Imaging phantom, 030218 nuclear medicine & medical imaging, 03 medical and health sciences, 0302 clinical medicine, medicine, Mammography, Medical physics, Biomedical engineering

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::75535a2f43ce4ac0193e1bec8f546ca3
https://doi.org/10.1117/12.2216447

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16

Estimation of mammary gland composition using CdTe series detector developed for photon-counting mammography

المؤلفون: Chizuru Okamoto, Akiko Ihori, Tsutomu Yamakawa, Masahiro Okada, Ai Nakajima, Misa Kato, Yoshie Kodera, Shuichiro Yamamoto

المصدر: SPIE Proceedings.

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::59a1ec73e6f2c473d41304ecb4576893
https://doi.org/10.1117/12.2216378

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17

The Accuracy of an Estimating Method for the Mammary Gland Composition in the Mammography Using the CdTe-Series Photon Counting Detector

المؤلفون: Tsutomu Yamakawa, Akiko Ihori, Ai Nakajima, Masahiro Okada, Chizuru Okamoto, Shuichiro Yamamoto, Yoshie Kodera, Misa Kato

المصدر: Breast Imaging ISBN: 9783319415451
Digital Mammography / IWDM

مصطلحات موضوعية: Physics, Photon, Digital mammography, medicine.diagnostic_test, business.industry, Attenuation, Physics::Medical Physics, Detector, Analytical chemistry, Imaging phantom, Photon counting, Optics, medicine, Mammography, business, Energy (signal processing)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::e7b08bc6901274be406d5c774c6de52e
https://doi.org/10.1007/978-3-319-41546-8_13

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18

A fundamental experiment for novel material identification method based on a photon counting technique: Using conventional X-ray equipment

المؤلفون: Shuichiro Yamamoto, Hiroaki Hayashi, Masahiro Okada, Tsutomu Yamakawa, Hiroki Okino, Natsumi Kimoto, Kazuki Takegami, Masashi Yamasaki, Yuki Kanazawa, Itsumi Maehata

المصدر: 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC).

مصطلحات موضوعية: Conventional X-Ray, Identification (information), Optics, Computer science, business.industry, Detector, Clinical settings, Imaging technique, Cdte detector, Photonics, business, Photon counting

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::2f95f51b574d6fab691921a5d30acd44
https://doi.org/10.1109/nssmic.2015.7582027

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19

Conference

Identification of breast tissue using the X-ray image measured with an energy-resolved cadmium telluride series detector based on photoncounting technique.

المؤلفون: Mariko SASAKI, Shuji KOYAMA, Yoshie KODERA, Reina SUZUKI, NAKAJIMA, Ai, Hiroko NISHIDE, Mitsuhiro MIZUTANI, Megumi WATANABE, Naoko YOSHIDA, Hiroaki HAYASHI, Tsutomu YAMAKAWA, Shuichiro YAMAMOTO, Daisuke HASHIMOTO, Masahiro OKADA

المصدر: Proceedings of SPIE; 5/26/2018, Vol. 10718, p1-6, 6p

20

Conference

Development of energy-resolved photon-counting mammography with a cadmium telluride series detector to reduce radiation exposure and increase contrast-to-noise ratio using the high-energy X-rays.

المؤلفون: SUZUKI, Reina, Shuji KOYAMA, Yoshie KODERA, NAKAJIMA, Ai, Mariko SASAKI, Hiroto KIMURA, Hiroaki HAYASHI, Tsutomu YAMAKAWA, Shuichiro YAMAMOTO, Daisuke HASHIMOTO, Masahiro OKADA

المصدر: Proceedings of SPIE; 5/26/2018, Vol. 10718, p1-6, 6p

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