Search Results 1-20 of 293

  • Thermal non-line-of-sight imaging from specular and diffuse reflections

    Kaga Masaki , Kushida Takahiro , Takatani Tsuyoshi , Tanaka Kenichiro , Funatomi Takuya , Mukaigawa Yasuhiro

    … This paper presents a non-line-of-sight technique to estimate the position and temperature of an occluded object from a camera via reflection on a wall. … Because objects with heat emit far infrared light with respect to their temperature, positions and temperatures are estimated from reflections on a wall. … A key idea is that light paths from a hidden object to the camera depend on the position of the hidden object. …



  • The uncooled microbolometer camera for planetary explorations  [in Japanese]

    福原 哲哉

    日本赤外線学会誌 = Journal of the Japan Society of Infrared Science and Technolog 29(1), 29-36, 2019-08

  • Demonstration of Utilization in Compact InfraRed Camera  [in Japanese]

    中右 浩二

    日本赤外線学会誌 = Journal of the Japan Society of Infrared Science and Technolog 29(1), 11-17, 2019-08

  • AKARI/IRC near-infrared asteroid spectroscopic survey: AcuA-spec

    Usui Fumihiko , Hasegawa Sunao , Ootsubo Takafumi , Onaka Takashi

    … Knowledge of water in the solar system is important for the understanding of a wide range of evolutionary processes and the thermal history of the solar system. … We conducted a spectroscopic survey of asteroids in the 3 μm band using the Infrared Camera (IRC) on board the Japanese infrared satellite AKARI. …

    Publications of the Astronomical Society of Japan 71(1), 1, 2019-01


  • Continuous Combustion Behaviors of Aluminum-Oxygen-Nitrogen Gas-Solid TwoPhase Flow  [in Japanese]

    Seki Shoma , Kobayashi Yoshinari , Takahashi Shuhei

    … <p>This study aims to develop a new energy cycle by continuously combusting aluminum with high energy density comparable to petroleum and then recovering the thermal and light energy. … The temperature measurement via the infrared camera showed that the flame temperature was increased with the oxygen concentration. …

    The Proceedings of the Thermal Engineering Conference 2019(0), 0185, 2019


  • Development of direct measurement method of electrocaloric effect using high speed infrared camera  [in Japanese]

    Ejima Masahiro , Ishibashi Naoya , Fukuda Shouta , Baba Masaaki , Takeda Masatoshi

    … A solid state cooling device that combine ECE and thermal switches is attracting attention, because they can be utilized for small cooling system. …

    The Proceedings of the Thermal Engineering Conference 2019(0), 0053, 2019


  • Measurement of Temperature Distribution on the Surface of Unknown Emissivity Using Infrared Camera  [in Japanese]

    Nakamura Hajime , Yamada Shunsuke

    The Proceedings of the Thermal Engineering Conference 2019(0), 0031, 2019


  • Influence of paint coating on thermo elastic stress and dissipated energy measurement  [in Japanese]

    MOTOBAYASHI Hirotaka , OGINO Yuto , SHIOZAWA Daiki , UEDA Hideki , MAKINO Taizo , SAKAGAMI Takahide

    … Temperature change due to the energy dissipation caused by plastic slip deformation is measured by infrared camera. …

    The Proceedings of Mechanical Engineering Congress, Japan 2019(0), J40135P, 2019


  • Thermal, physical and chemical properties of magnetic fluid  [in Japanese]

    KUBOI Toshiya , LI Yanrong , INAGAKI Terumi

    … The heating surface (bottom surface) temperature is measured by thermocouples and the natural cooling surface (liquid surface) temperature is recorded by an infrared thermography camera. …

    The Proceedings of Conference of Kanto Branch 2019.25(0), 19B18, 2019


  • Examination of inundation area extracting method at night time  [in Japanese]

    Nakano Takayuki , Endo Ryo , Ohno Hiroyuki , Iwahashi Junko

    … We selected an ultra-high sensitivity camera and a thermal infrared camera as effective sensors for night survey, and conducted tests at night in winter. … As a result, the followings were found: the water area can be identified with an ultra-high sensitivity camera, the optimum ISO sensitivity is about 51200 to 102400; …

    Proceedings of the General Meeting of the Association of Japanese Geographers 2019a(0), 51, 2019


  • Thermography: High sensitivity and specificity diagnosing contact dermatitis in patch testing

    Anzengruber Florian , Navarini Alexander A. , Alotaibi Fayez , Kaufmann Lilian S. , Ghosh Adhideb , Oswald Martin R. , Maul Julia-Tatjana , Meier Barbara , French Lars E. , Bonmarin Mathias

    … Our objective was to evaluate a new method of non-contact infrared reading of patch tests. … At the same time, a forward-looking infrared (FLIR) camera attachment for an iPhone was used to acquire infrared thermal images of the patch tests, and images were analyzed using the FLIR ONE app.</p><p><i>Results:</i> …

    Allergology International 68(2), 254-258, 2019


  • Characteristics of continuous observation by infrared thermal camera at Owakudani, Hakone volcano  [in Japanese]

    原田 昌武

    神奈川県温泉地学研究所報告 = Bulletin of the Hot Springs Research Institute of Kanagawa Prefecture 50, 53-59, 2018-12

  • Visualizing the Spatiotemporal Trends of Thermal Characteristics in a Peatland Plantation Forest in Indonesia: Pilot Test Using Unmanned Aerial Systems (UASs)

    Iizuka Kotaro , Watanabe Kazuo , Kato Tsuyoshi , Putri Niken Andika , Silsigia Sisva , Kameoka Taishin , Kozan Osamu

    … First, a multicopter drone with an onboard camera was used to collect aerial images of the study area. … Second, a multicopter drone combined with a thermal infrared camera (Zenmuse-XT) was utilized to collect both spatial and temporal thermal data from the study area. …

    Remote Sensing 10(9), 2018-09


  • Application of infrared camera for steel bridge maintenance

    Sakagami Takahide , Mizokami Yoshiaki , Shiozawa Daiki , Hayashi Masahiro , Takeguchi Masahiro

    … In this study a new nondestructive evaluation technique using short wavelength infrared (SWIR) camera, that enables us to easily detect the wear loss of surface fluororesin coating layer, is developed based on the difference in spectral absorptance between surface fluororesin coating and inner-layer epoxy resin coating. …

    Proceedings of SPIE - Thermosense: Thermal Infrared Applications XL (10661), 106610T, 2018-05-14


  • Temperature Wave Analysis and Thermal Imaging Methods in Thermal Analysis  [in Japanese]

    森川 淳子

    熱測定 = Calorimetry and thermal analysis 45(1), 9-15, 2018-01

  • Thermal Shock Fracture Tests of Ceramics under Unbalanced Thermal Stress  [in Japanese]

    WAKAYAMA Shuichi , CHIBA Daiki , MATSUEDA Takahiro , YOSHIDA Katsumi

    … <p>Thermal shock fracture behavior of alumina ceramics under unbalanced thermal stress state was characterized using the Disc-on-Rod (DoR) test. … In this test, the thermal stress distribution was calculated from the temperature distribution measured using an infrared camera by the finite element analysis. …

    The Proceedings of the Materials and processing conference 2018.26(0), 714, 2018


  • Visualization of Internal Structure Using a Difference in Thermal Transport Properties  [in Japanese]

    YANASE Mitsuki , SATO Taichi , FUKUNAGA Takanobu , WANG Haidong , KURATA Kosaku , TAKAMATSU Hiroshi

    … We have proposed a new method named laser-scanning thermography that visualizes information under the surface using difference in thermal transport properties of tissues including blood perfusion. … To experimentally examine the feasibility of this method, we carried out an experiment to detect the presence of an aluminum rod in an agarose gel by heating the surface of the gel with a sheet laser and measuring the distribution of surface temperature with an infrared camera.</p> …

    The Proceedings of the Thermal Engineering Conference 2018(0), 0112, 2018


  • Direct Measurement of Heat Transfer Coefficient Distribution around the Rewetting Front during High Temperature Surface Liquid Cooling  [in Japanese]

    Yamagata Keisuke , Enoki Koji , Okawa Tomio

    … In this study, the temperature distribution of the wall surface temperature when the liquid film flows down was measured using a high-speed infrared camera, and the distribution of heat transfer coefficient was directly measured from the temperature data. …

    The Proceedings of the Thermal Engineering Conference 2018(0), 0039, 2018


  • Optical property evaluation of infrared transmission film  [in Japanese]

    FUJUWARA Shingo , LI Yanrong , INAGAKI Terumi

    … In recent years, new measurement and inspection techniques using infrared camera are being applied in various research and development fields. … The advantage of infrared camera is the ability to measure time series two-dimenstional surface temperature distributions without contact. …

    The Proceedings of Ibaraki District Conference 2018.26(0), 306, 2018


  • Redevelopment of Polarimetry Mode for NIC  [in Japanese]

    Takahashi Jun , Zenno Takahiro , Saito Tomoki , Itoh Yoichi

    … We redeveloped the polarimetry mode for the Nishiharima Infrared Camera (NIC). … The holder for the displacer was designed considering anisotropy in thermal expansion of calcite. …

    Stars and Galaxies 1(0), 17-27, 2018


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