All Stories

  1. Experimental Study of the Cavitating Flow on an Independently Heated Venturi Nozzle

    Article • Journal of Fluids Engineering, May 2024, ASME International

    Dr. Junnosuke Okajima

  2. Temperature depression model for cavitating flow with thermodynamic suppression effect in high-temperature water

    Article • International Communications in Heat and Mass Transfer, February 2024, Elsevier

    Dr. Junnosuke Okajima

  3. Evaluation of radiative absorption effect to estimate mean radiant temperature in environments with high water vapor concentration such as in a sauna

    Article • Building and Environment, September 2023, Elsevier

    Dr. Junnosuke Okajima

  4. Performance investigation of truncated low concentrating photovoltaic-thermal systems with V-trough, compound hyperbolic and compound parabolic concentrators

    Article • Applied Thermal Engineering, September 2023, Elsevier

    Dr. Junnosuke Okajima

  5. Numerical simulation of two-phase flow in a microchannel for evaluating liquid film thickness and its Reynolds number dependency

    Article • Journal of Fluid Science and Technology, January 2023, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  6. Thermodynamic Suppression Effect of Cavitation Arising in a Hydrofoil in 140 °C Hot Water

    Article • Journal of Fluids Engineering, October 2022, ASME International

    Dr. Junnosuke Okajima

  7. Experimental study of cavitating flow influenced by heat transfer from heated hydrofoil

    Article • International Journal of Multiphase Flow, October 2022, Elsevier

    Dr. Junnosuke Okajima

  8. A review analysis of gas hydrate tests: engineering progress and policy trend

    Article • Environmental Geotechnics, June 2022, ICE Publishing

    Dr. Junnosuke Okajima

  9. Occurrence characteristics of gaseous cavitation in oil shear flow

    Article • Physics of Fluids, February 2022, American Institute of Physics

    Yuka Iga, Dr. Junnosuke Okajima

  10. Piecewise Linear Model of Phytoplankton Wave Propagation in Periodical Vortex Flow

    Article • SIAM Journal on Applied Mathematics, February 2022, Society for Industrial & Applied Mathematics (SIAM)

    Dr. Junnosuke Okajima

  11. Estimation of temperature inside unsteady cavitation in high-temperature water

    Article • Journal of Fluid Science and Technology, January 2022, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  12. Experimental study on the boundary layer of the NACA16-012 hydrofoil during the cavitation disappearance phenomenon

    Article • Journal of Fluid Science and Technology, January 2022, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  13. Phase diagram for the spreading behavior of water drops impacting hot walls observed via high-speed IR imaging

    Article • Journal of Fluid Science and Technology, January 2022, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  14. The Normal Velocity of the Population Front in the “Predator–Prey” Model

    Article • Mathematical Modelling of Natural Phenomena, January 2022, EDP Sciences

    Dr. Junnosuke Okajima

  15. Effect of gas radiation-depended natural convection on the transition of spatially developing boundary layers

    Article • International Journal of Heat and Mass Transfer, October 2021, Elsevier

    Dr. Junnosuke Okajima

  16. Study of methods for controlling direction and velocity of liquid jets formed during subcooled boiling

    Article • International Journal of Heat and Mass Transfer, July 2021, Elsevier

    Dr. Junnosuke Okajima

  17. THREE-DIMENSIONAL COUPLED PHOTON AND BIO-HEAT TRANSPORT SIMULATION FOR LASER-INDUCED PHOTOTHERMAL THERAPY

    Article • Heat Transfer Research, January 2021, Begell House

    Dr. Junnosuke Okajima

  18. Mechanism of high velocity jet formation after a gas bubble collapse near the micro fiber immersed in a liquid

    Article • International Journal of Heat and Mass Transfer, December 2020, Elsevier

    Dr. Junnosuke Okajima

  19. Protection from thermal radiation of hazardous fires: Optimizing microscale droplet size in mist barriers using radiative transfer analysis

    Article • Process Safety and Environmental Protection, November 2020, Elsevier

    Dr. Junnosuke Okajima

  20. Visualization of methane hydrate decomposition interface and analyses of decomposition rate and interfacial configuration

    Article • Physics of Fluids, April 2020, American Institute of Physics

    Dr. Junnosuke Okajima

  21. Evaluation of rate-determining step of methane hydrate decomposition by measurement of transient heat and mass transfer near solid–gas interface

    Article • International Journal of Heat and Mass Transfer, March 2020, Elsevier

    Dr. Junnosuke Okajima

  22. Evaluation of forced convective boiling heat transfer with layered parallel microchannels

    Article • Journal of Thermal Science and Technology, January 2020, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  23. Radiative control through greenhouse covering materials using pigmented coatings

    Article • Journal of Quantitative Spectroscopy and Radiative Transfer, July 2019, Elsevier

    Dr. Junnosuke Okajima

  24. Numerical simulation study of cavitation in liquefied hydrogen

    Article • Cryogenics, July 2019, Elsevier

    Dr. Junnosuke Okajima

  25. Numerical simulation of liquid film formation and its heat transfer through vapor bubble expansion in a microchannel

    Article • International Journal of Heat and Mass Transfer, June 2019, Elsevier

    Dr. Junnosuke Okajima

  26. Generalized solution and estimation method for cooling performance of downscaled cryoprobe

    Article • Journal of Thermal Biology, May 2019, Elsevier

    Dr. Junnosuke Okajima

  27. Experimental evaluation of thermal radiation effects on natural convection with a Rayleigh number of 108–109 by using an interferometer

    Article • International Journal of Heat and Mass Transfer, April 2019, Elsevier

    Dr. Junnosuke Okajima

  28. Numerical analysis of gas production from reservoir-scale methane hydrate by depressurization with a horizontal well: The effect of permeability anisotropy

    Article • Marine and Petroleum Geology, April 2019, Elsevier

    Dr. Junnosuke Okajima

  29. First-in-human clinical study of novel technique to diagnose malignant melanoma via thermal conductivity measurements

    Article • Scientific Reports, March 2019, Springer Science + Business Media

    Dr. Junnosuke Okajima

  30. Assessment of a solar energy powered regenerative organic Rankine cycle using compound parabolic involute concentrator

    Article • Energy Conversion and Management, March 2019, Elsevier

    Dr. Junnosuke Okajima

  31. Enhancement of gas production from methane hydrate reservoirs by the combination of hydraulic fracturing and depressurization method

    Article • Energy Conversion and Management, March 2019, Elsevier

    Dr. Junnosuke Okajima

  32. Modification of Energy Equation for Homogeneous Cavitation Simulation With Thermodynamic Effect

    Article • Journal of Fluids Engineering, January 2019, ASME International

    Dr. Junnosuke Okajima

  33. Numerical analysis of gas production from layered methane hydrate reservoirs by depressurization

    Article • Energy, January 2019, Elsevier

    Dr. Junnosuke Okajima

  34. Three-step phase-shifting imaging ellipsometry to measure nanofilm thickness profiles

    Article • Optics and Lasers in Engineering, January 2019, Elsevier

    Dr. Junnosuke Okajima

  35. Non-invasive measurement of effective thermal conductivity of human skin with a guard-heated thermistor probe

    Article • International Journal of Heat and Mass Transfer, November 2018, Elsevier

    Dr. Junnosuke Okajima

  36. Oceanic methane hydrate utilization system design and reservoir scale numerical modeling

    Article • Chinese Science Bulletin (Chinese Version), October 2018, Science China Press., Co. Ltd.

    Dr. Junnosuke Okajima

  37. Evaluation of Cooling Performance of Ultrafine Cryoprobes: Effect of Probe Structure on Thermodynamic Properties of Refrigerant

    Article • International Journal of Air-Conditioning and Refrigeration, June 2018, World Scientific Pub Co Pte Lt

    Dr. Junnosuke Okajima

  38. Truncation effects in an evacuated compound parabolic and involute concentrator with experimental and analytical investigations

    Article • Applied Thermal Engineering, June 2018, Elsevier

    Dr. Junnosuke Okajima

  39. Production behavior and numerical analysis for 2017 methane hydrate extraction test of Shenhu, South China Sea

    Article • Journal of Natural Gas Science and Engineering, May 2018, Elsevier

    Dr. Junnosuke Okajima

  40. Film flow thickness along the outer surface of rotating cones

    Article • European Journal of Mechanics - B/Fluids, March 2018, Elsevier

    Dr. Junnosuke Okajima

  41. Effects of concentration of participating media on turbulent natural convection in cubic cavity

    Article • Applied Thermal Engineering, February 2018, Elsevier

    Dr. Junnosuke Okajima

  42. Artificial chameleon skin that controls spectral radiation: Development of Chameleon Cool Coating (C3)

    Article • Scientific Reports, January 2018, Springer Science + Business Media

    Dr. Junnosuke Okajima

  43. Construction and simulation of reservoir scale layered model for production and utilization of methane hydrate: The case of Nankai Trough Japan

    Article • Energy, January 2018, Elsevier

    Dr. Junnosuke Okajima

  44. Measurement of concentration dependency of diffusion coefficient in ethanol-water solution under different storage condition

    Article • Journal of Fluid Science and Technology, January 2018, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  45. Visualization of the flow pattern in methane hydrate reservoir model

    Article • Journal of Fluid Science and Technology, January 2018, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  46. Measurement of transient heat transfer in vicinity of gas–liquid interface using high-speed phase-shifting interferometer

    Article • International Communications in Heat and Mass Transfer, December 2017, Elsevier

    Dr. Junnosuke Okajima

  47. Visualization Study of Supercritical Fluid Convection and Heat Transfer in Weightlessness by Interferometry: A Brief Review

    Article • Microgravity Science and Technology, May 2017, Springer Science + Business Media

    Dr. Junnosuke Okajima

  48. Development of a guard-heated thermistor probe for the accurate measurement of surface temperature

    Article • International Journal of Heat and Mass Transfer, May 2017, Elsevier

    Dr. Junnosuke Okajima

  49. Investigation on the dissociation flow of methane hydrate cores: Numerical modeling and experimental verification

    Article • Chemical Engineering Science, May 2017, Elsevier

    Dr. Junnosuke Okajima

  50. Production strategy for oceanic methane hydrate extraction and power generation with Carbon Capture and Storage (CCS)

    Article • Energy, May 2017, Elsevier

    Dr. Junnosuke Okajima

  51. Treatment of tumor in lymph nodes using near-infrared laser light-activated thermosensitive liposome-encapsulated doxorubicin and gold nanorods

    Article • Journal of Biophotonics, April 2017, Wiley

    Dr. Junnosuke Okajima

  52. A novel treatment for metastatic lymph nodes using lymphatic delivery and photothermal therapy

    Article • Scientific Reports, April 2017, Nature

    Dr. Junnosuke Okajima

  53. Coherent regime and far-to-near-field transition for radiative heat transfer

    Article • Journal of Quantitative Spectroscopy and Radiative Transfer, January 2017, Elsevier

    Dr. Junnosuke Okajima

  54. Influence of radiation effect on turbulent natural convection in cubic cavity at normal temperature atmospheric gas

    Article • International Journal of Heat and Mass Transfer, January 2017, Elsevier

    Dr. Junnosuke Okajima

  55. Experimental Study of Methane Hydrate Dissociation and Gas Production Behaviors under Depressurization

    Article • International Journal of Mechanical Engineering and Robotics Research, January 2017, EJournal Publishing

    Dr. Junnosuke Okajima

  56. Design and Feasibility Analysis of Microscale Bumped Channel With Supersonic Flow for Electronics Cooling

    Article • Journal of Microelectromechanical Systems, December 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Junnosuke Okajima

  57. Interferometric measurement and numerical comparisons of supersonic heat transfer flows in microchannel

    Article • Applied Thermal Engineering, October 2016, Elsevier

    Dr. Junnosuke Okajima

  58. Large eddy simulation of turbulent natural convection between symmetrically heated vertical parallel plates for water

    Article • International Journal of Heat and Mass Transfer, October 2016, Elsevier

    Dr. Junnosuke Okajima

  59. Numerical analysis of core-scale methane hydrate dissociation dynamics and multiphase flow in porous media

    Article • Chemical Engineering Science, October 2016, Elsevier

    Dr. Junnosuke Okajima

  60. Study of methane hydrate as a future energy resource: low emission extraction and power generation

    Article • IOP Conference Series Earth and Environmental Science, August 2016, Institute of Physics Publishing

    Dr. Junnosuke Okajima

  61. Evaluation of uniformity of solar illumination on the receiver of compound parabolic concentrator (CPC)

    Article • Solar Energy, July 2016, Elsevier

    Dr. Junnosuke Okajima

  62. Evaluation of the efficiency of dual compound parabolic and involute concentrator

    Article • Energy for Sustainable Development, June 2016, Elsevier

    Dr. Junnosuke Okajima

  63. Numerical simulation of stability behaviors and heat transfer characteristics for near-critical fluid microchannel flows

    Article • Energy Conversion and Management, February 2016, Elsevier

    Dr. Junnosuke Okajima

  64. Transition from the incoherent to the coherent regime for propagative-wave based thermal radiation

    Article • Journal of Physics Conference Series, January 2016, Institute of Physics Publishing

    Dr. Junnosuke Okajima

  65. Estimation and measurement of permeability inside methane hydrate mimicking porous media

    Article • Journal of Fluid Science and Technology, January 2016, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  66. Development of guarded hot plate apparatus utilizing Peltier module for precise thermal conductivity measurement of insulation materials

    Article • International Journal of Heat and Mass Transfer, December 2015, Elsevier

    Dr. Junnosuke Okajima

  67. Minimizing Tissue Surface Overheating Using Convective Cooling During Laser-Induced Thermal Therapy: A Numerical Study

    Article • Journal of Thermal Science and Engineering Applications, November 2015, ASME International

    Dr. Junnosuke Okajima

  68. Photothermal therapy of tumors in lymph nodes using gold nanorods and near-infrared laser light with controlled surface cooling

    Article • Nano Research, October 2015, Tsinghua University Press

    Dr. Junnosuke Okajima

  69. Modeling skin cooling using optical windows and cryogens during laser induced hyperthermia in a multilayer vascularized tissue

    Article • Applied Thermal Engineering, October 2015, Elsevier

    Dr. Junnosuke Okajima

  70. Performance evaluation of a nonimaging solar concentrator in terms of optical and thermal characteristics

    Article • Environmental Progress & Sustainable Energy, September 2015, Wiley

    Dr. Junnosuke Okajima

  71. High-speed phase-shifting interferometry using triangular prism for time-resolved temperature measurement

    Article • Applied Optics, July 2015, Optical Society of America (OSA)

    Dr. Junnosuke Okajima

  72. Quantitative visualization of boundary layers by developing quasi-common-path phase-shifting interferometer

    Article • Experimental Thermal and Fluid Science, January 2015, Elsevier

    Dr. Junnosuke Okajima

  73. Possibility for controlling global warming by launching nanoparticles into the stratosphere

    Article • Journal of Thermal Science and Technology, January 2015, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  74. Evaluation of Radiative Heat Transfer in High-Temperature Porous Insulation Materials by Using Diffusion Approximation

    Article • Netsu Bussei, January 2015, The Japan Society of Thermophysical Properties

    Dr. Junnosuke Okajima

  75. 24-gauge ultrafine cryoprobe with diameter of 550μm and its cooling performance

    Article • Cryobiology, December 2014, Elsevier

    Dr. Junnosuke Okajima

  76. Control of thermal barrier performance by optimized nanoparticle size and experimental evaluation using a solar simulator

    Article • Journal of Quantitative Spectroscopy and Radiative Transfer, December 2014, Elsevier

    Dr. Junnosuke Okajima

  77. Theoretical and experimental study of solar thermal performance of different greenhouse cladding materials

    Article • Solar Energy, September 2014, Elsevier

    Dr. Junnosuke Okajima

  78. Experimental and Numerical Evaluation of Small-Scale Cryosurgery Using Ultrafine Cryoprobe

    Article • Journal of Nanotechnology in Engineering and Medicine, July 2014, ASME International

    Dr. Junnosuke Okajima

  79. Abnormal microchannel convective fluid flow near the gas–liquid critical point

    Article • Physica A Statistical Mechanics and its Applications, March 2014, Elsevier

    Dr. Junnosuke Okajima

  80. Controlling the radiative properties of cool black-color coatings pigmented with CuO submicron particles

    Article • Journal of Quantitative Spectroscopy and Radiative Transfer, January 2014, Elsevier

    Dr. Junnosuke Okajima

  81. Experimental evaluation of optimization method for developing ultraviolet barrier coatings

    Article • Journal of Quantitative Spectroscopy and Radiative Transfer, January 2014, Elsevier

    Dr. Junnosuke Okajima

  82. Preliminary experiment of supersonic micro-channel gas flow visualization by using Interferometer

    Article • Journal of Fluid Science and Technology, January 2014, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  83. Experimental and Numerical Evaluation of Small-Scale Cryosurgery Using Ultrafine Cryoprobe

    Article • December 2013, ASME International

    Dr. Junnosuke Okajima

  84. Photothermal therapy of tumors in lymph nodes using gold nanorods and near-infrared laser light

    Article • Journal of Controlled Release, December 2013, Elsevier

    Dr. Junnosuke Okajima

  85. Evaluation of optical properties and thermal performances of different greenhouse covering materials

    Article • Solar Energy, October 2013, Elsevier

    Dr. Junnosuke Okajima

  86. LARGE EDDY SIMULATION OF THE DIFFUSION PROCESS OF NUTRIENT-RICH UP-WELLED SEAWATER

    Article • Frontiers in Heat and Mass Transfer, September 2013, Global Digital Central

    Dr. Junnosuke Okajima

  87. Study of Supersonic Micro-Channel for Cooling Electronic Devices

    Article • June 2013, ASME International

    Dr. Junnosuke Okajima

  88. Numerical investigation of near-critical fluid convective flow mixing in microchannels

    Article • Chemical Engineering Science, June 2013, Elsevier

    Dr. Junnosuke Okajima

  89. Thermal relaxation and critical instability of near-critical fluid microchannel flow

    Article • Physical Review E, April 2013, American Physical Society (APS)

    Dr. Junnosuke Okajima

  90. Estimation Method for Thermal Conductivity of Soft Materials and Liquids by Inverse Analysis

    Article • TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, January 2013, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  91. Inverse Method for Estimating Local Thermal Diffusivity of Biomaterials

    Article • Journal of Thermal Science and Technology, January 2013, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  92. Development of quasi common path phase-shifting interferometer for measurement of natural convection fields

    Article • International Journal of Heat and Mass Transfer, December 2012, Elsevier

    Dr. Junnosuke Okajima

  93. Proposal for a low CO2 emission power generation system utilizing oceanic methane hydrate

    Article • Energy, November 2012, Elsevier

    Dr. Junnosuke Okajima

  94. Development of phase-shifting interferometry for measurement of isothermal diffusion coefficients in binary solutions

    Article • Optics and Lasers in Engineering, September 2012, Elsevier

    Dr Juan F. Torres, Dr. Junnosuke Okajima

  95. Measurement of the Molecular Mass Dependence of the Mass Diffusion Coefficient in Protein Aqueous Solutions

    Article • Defect and Diffusion Forum, April 2012, Trans Tech Publications

    Dr Juan F. Torres, Dr. Junnosuke Okajima

  96. Development of Various Cryoprobes Using Heat Transfer Control

    Article • April 2012, World Scientific Pub Co Pte Lt

    Dr. Junnosuke Okajima

  97. Analysis of Evaporative Heat Transfer by Expansion Bubble in a Microchannel for High Heat Flux Cooling

    Article • Journal of Thermal Science and Technology, January 2012, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  98. Development and Clinical Application of a Precise Temperature-Control Device as an Alternate for Conventional Moxibustion Therapy

    Article • Evidence-based Complementary and Alternative Medicine, January 2012, Hindawi Publishing Corporation

    Dr. Junnosuke Okajima, SHIN TAKAYAMA

  99. The Effect of Dispersed State to Control of Radiative Properties of Coatings Pigmented with Nanoparticles

    Article • Journal of Thermal Science and Technology, January 2012, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  100. Thermal therapy and evaluation by a precise temperature control device

    Article • Heat Transfer-Asian Research, January 2011, Wiley

    Dr. Junnosuke Okajima

  101. Boiling heat transfer in small channel for development of ultrafine cryoprobe

    Article • International Journal of Heat and Fluid Flow, December 2010, Elsevier

    Dr. Junnosuke Okajima

  102. An Investigation of Concentration Dependency of Mass Diffusion Coefficients in Multi-Component Diffusion

    Article • January 2010, ASME International

    Dr. Junnosuke Okajima

  103. Cooling Characteristics of Ultrafine Cryoprobe Utilizing Convective Boiling Heat Transfer in Microchannel

    Article • January 2010, ASME International

    Dr. Junnosuke Okajima

  104. Development and estimation of a novel cryoprobe utilizing the Peltier effect for precise and safe cryosurgery

    Article • Cryobiology, December 2009, Elsevier

    Dr. Junnosuke Okajima

  105. Dimensionless solutions of bioheat transfer equation

    Article • Journal of Thermal Biology, December 2009, Elsevier

    Dr. Junnosuke Okajima

  106. Coupled Photon and Heat Transport Simulation inside Biological Tissue for Laser Therapy

    Article • Journal of Thermal Science and Technology, January 2009, Japan Society of Mechanical Engineers

    Dr. Junnosuke Okajima

  107. Estimation of temperature distribution in biological tissue by using solutions of bioheat transfer equation

    Article • Heat Transfer-Asian Research, September 2008, Wiley

    Dr. Junnosuke Okajima