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382 Results Found

  • Article
  • Open Access
6 Citations
5,063 Views
14 Pages

Validation of a New Digital and Automated Color Perception Test

  • Alvaro Fanlo-Zarazaga,
  • José Ignacio Echevarría,
  • Juan Pinilla,
  • Adrián Alejandre,
  • Teresa Pérez-Roche,
  • Diego Gutiérrez,
  • Marta Ortín and
  • Victoria Pueyo

11 February 2024

Although color vision deficiencies are very prevalent, there are no ideal methods for assessing color vision in all environments. We compared a new digital and automated method that quantifies color perception for the three protan, deutan, and tritan...

  • Article
  • Open Access
9 Citations
7,648 Views
52 Pages

26 April 2019

Hishimonus Ishihara is a large genus of leafhoppers widely distributed in Asia, Africa, and Australia. Its greatest diversity appears to be in the Oriental region where recent investigations on Hishimonus suggest much of the diversity remains undocum...

  • Article
  • Open Access
5 Citations
3,850 Views
22 Pages

12 January 2023

The focus of this study is to examine the soil properties and liquefaction potential of the Erenler center district in a critical tectonic zone that can produce large earthquakes, such as the North Anatolian Fault Zone (NAFZ). In this sense, 40 surfa...

  • Article
  • Open Access
1 Citations
2,224 Views
31 Pages

Number Recognition Through Color Distortion Using Convolutional Neural Networks

  • Christopher Henshaw,
  • Jacob Dennis,
  • Jonathan Nadzam and
  • Alan J. Michaels

22 January 2025

Machine learning applied to image-based number recognition has made significant strides in recent years. Recent use of Large Language Models (LLMs) in natural language search and generation of text have improved performance for general images, yet pe...

  • Article
  • Open Access
17 Citations
5,805 Views
16 Pages

Spectral Color Management in Virtual Reality Scenes

  • Francisco Díaz-Barrancas,
  • Halina Cwierz,
  • Pedro J. Pardo,
  • Ángel Luis Pérez and
  • María Isabel Suero

3 October 2020

Virtual reality has reached a great maturity in recent years. However, the quality of its visual appearance still leaves room for improvement. One of the most difficult features to represent in real-time 3D rendered virtual scenes is color fidelity,...

  • Correction
  • Open Access
1 Citations
1,501 Views
2 Pages

Correction: Ishihara et al. Association between Daily Physical Activity and Locomotive Syndrome in Community-Dwelling Japanese Older Adults: A Cross-Sectional Study. Int. J. Environ. Res. Public Health 2022, 19, 8164

  • Yoshihiko Ishihara,
  • Hayao Ozaki,
  • Takashi Nakagata,
  • Toshinori Yoshihara,
  • Toshiharu Natsume,
  • Tomoharu Kitada,
  • Masayoshi Ishibashi,
  • Pengyu Deng,
  • Yasuyuki Yamada and
  • Hiroyuki Kobayashi
  • + 2 authors

There was an error in the “d-value of the first paragraph in Section 3 (Results)” in the original publication (Page 5, Line 41) [...]

  • Review
  • Open Access
2,466 Views
34 Pages

Pathways to the Brain: Impact of Fine Particulate Matter Components on the Central Nervous System

  • Yasuhiro Ishihara,
  • Miki Tanaka,
  • Naoyuki Nezu,
  • Nami Ishihara,
  • Ami Oguro and
  • Christoph F. A. Vogel

Fine particulate matter with an aerodynamic diameter ≤ 2.5 µm (PM2.5) has been extensively studied due to its adverse health effects. Most research has focused on its impact on the respiratory system; however, increasing attention is being d...

  • Article
  • Open Access
10 Citations
5,787 Views
9 Pages

Minimally Invasive Spine Stabilization for Pyogenic Spondylodiscitis: A 23-Case Series and Review of Literature

  • Shinichi Ishihara,
  • Haruki Funao,
  • Norihiro Isogai,
  • Masayuki Ishihara,
  • Takanori Saito and
  • Ken Ishii

Background and Objectives: The incidence of pyogenic spondylodiscitis has been increasing due to the aging of the population. Although surgical treatment is performed for refractory pyogenic spondylodiscitis, surgical invasiveness should be considere...

  • Article
  • Open Access
52 Citations
6,788 Views
10 Pages

Photocatalytic Reduction of Hexavalent Chromium with Nanosized TiO2 in Presence of Formic Acid

  • Jahida Binte Islam,
  • Mai Furukawa,
  • Ikki Tateishi,
  • Hideyuki Katsumata and
  • Satoshi Kaneco

Nanosized titanium dioxide (TiO2) nanoparticles were used for the photocatalytic reduction of hexavalent chromium in the presence of formic acid. The photoreduction of Cr(VI) in the absence of formic acid was quite slow. When formic acid was added in...

  • Article
  • Open Access
3 Citations
2,443 Views
15 Pages

9 January 2022

(1) Background: The purpose of this paper is to report the data of the first study in a Clinical Research Hospital, in the Transylvania region, focusing on the Spectral Domain Optical Coherence Tomography (SD-OCT) measurements in the early stages of...

  • Proceeding Paper
  • Open Access
1,213 Views
3 Pages

Influence of Color Vision Impairments on Shade Matching among Dental Students

  • Ana Mano Azul,
  • Ana Monteiro,
  • António H. S. Delgado and
  • Helena Valente

This study examined the impact of color vision deficits on shade selection accuracy among 119 Portuguese dental students. Only males displayed color vision deficiencies (4/119). Participants completed an Ishihara color vision screening test and a sha...

  • Article
  • Open Access
838 Views
17 Pages

Background/Objectives: As high-acuity vision is limited to a very small visual angle, examination of a scene requires multiple fixations. Simultanagnosia, a disorder wherein elements of a scene can be perceived correctly but cannot be integrated into...

  • Article
  • Open Access
9 Citations
2,715 Views
17 Pages

Regulation of Inflammation-Related Genes through Fosl1 Suppression in a Levetiracetam-Treated Pilocarpine-Induced Status Epilepticus Mouse Model

  • Rie Komori,
  • Taira Matsuo,
  • Aya Yokota-Nakatsuma,
  • Ritsuka Hashimoto,
  • Shizuka Kubo,
  • Chihiro Kozawa,
  • Tomomi Kono,
  • Yasuhiro Ishihara and
  • Kouichi Itoh

Levetiracetam (LEV) suppresses the upregulation of proinflammatory molecules that occurs during epileptogenesis after status epilepticus (SE). Based on previous studies, LEV likely helps prevent the onset of epilepsy after insults to the brain, unlik...

  • Article
  • Open Access
14 Citations
3,144 Views
13 Pages

Levetiracetam Suppresses the Infiltration of Neutrophils and Monocytes and Downregulates Many Inflammatory Cytokines during Epileptogenesis in Pilocarpine-Induced Status Epilepticus Mice

  • Taira Matsuo,
  • Rie Komori,
  • Minami Nakatani,
  • Shiori Ochi,
  • Aya Yokota-Nakatsuma,
  • Junichi Matsumoto,
  • Fuyuko Takata,
  • Shinya Dohgu,
  • Yasuhiro Ishihara and
  • Kouichi Itoh

Acute brain inflammation after status epilepticus (SE) is involved in blood–brain barrier (BBB) dysfunction and brain edema, which cause the development of post-SE symptomatic epilepsy. Using pilocarpine-induced SE mice, we previously reported...

  • Feature Paper
  • Review
  • Open Access
5 Citations
4,013 Views
14 Pages

Pathogenic Variants of the PHEX Gene

  • Yasuhisa Ohata and
  • Yasuki Ishihara

8 August 2022

Twenty-five years ago, a pathogenic variant of the phosphate-regulating endopeptidase homolog X-linked (PHEX) gene was identified as the cause of X-linked hypophosphatemic rickets (XLH). Subsequently, the overproduction of fibroblast growth factor 23...

  • Article
  • Open Access
4 Citations
3,035 Views
22 Pages

26 August 2022

When an unexpected obstacle occupies some of the lanes on a multi-lane highway, connected vehicles (CVs) may be able to avoid it cooperatively. For example, a CV that detects the obstacle first can immediately notify the following vehicles of the obs...

  • Article
  • Open Access
10 Citations
4,093 Views
11 Pages

27 August 2022

We developed a novel quantitative method to assess varus thrust during walking using acceleration data obtained from an inertial measurement unit (IMU). This study aimed to examine the reliability of the developed index and to evaluate its ability to...

  • Article
  • Open Access
1 Citations
1,777 Views
13 Pages

Partial Asymmetry Measures for Square Contingency Tables

  • Takuma Ishihara,
  • Kouji Yamamoto,
  • Kouji Tahata and
  • Sadao Tomizawa

17 September 2022

In square contingency table analysis, we consider a partial measure that represents the degree of departure from symmetry for each of several pairs. It may be useful to pool the values of the measure into a single summary measure of partial asymmetry...

  • Article
  • Open Access
3,754 Views
11 Pages

Swelling and Salt Formation in Ibuprofen and Tranexamic Acid-Containing Tablets during High-Temperature Storage

  • Yuto Kawano,
  • Yoshiharu Tanaka,
  • Nanami Hata,
  • Yuki Yoshiike,
  • Masato Nakajima,
  • Etsuo Yonemochi and
  • Nobuhiro Ishihara

8 October 2022

Ibuprofen (IBP)- and Tranexamic acid (TXA)-containing tablets are known to swell when stored at high temperatures, but the mechanism of swelling is unknown. In this study, we investigated the possible mechanism of swelling with high-temperature stora...

  • Article
  • Open Access
5 Citations
2,196 Views
14 Pages

Shapley Mapping and Its Axiomatizations in n-Person Cooperative Interval Games

  • Junnosuke Shino,
  • Shinichi Ishihara and
  • Shimpei Yamauchi

25 October 2022

Interval games are an extension of cooperative coalitional games, in which players are assumed to face payoff uncertainty. Characteristic functions thus assign a closed interval, instead of a real number. In this paper, we first examine the notion of...

  • Article
  • Open Access
3 Citations
2,225 Views
20 Pages

Study on the Fatigue Crack Initiation and Growth Behavior in Bismuth- and Lead-Based Free-Cutting Brasses

  • Kenichi Masuda,
  • Sotomi Ishihara,
  • Noriyasu Oguma,
  • Minoru Ishiguro,
  • Yoshinori Sakamoto and
  • Mami Iwasaki

25 October 2022

Several studies have been conducted on the fatigue behavior of copper and 7-3, and 6-4 brasses. However, there have been fewer studies on the fatigue behavior and fatigue crack growth (FCG) properties of free-cutting brass, primarily because emphasis...

  • Article
  • Open Access
7 Citations
4,700 Views
8 Pages

Nutritional Assessment of Hospital Meals by Food-Recording Applications

  • Katsumi Iizuka,
  • Takuma Ishihara,
  • Mayuka Watanabe,
  • Akemi Ito,
  • Masayoshi Sarai,
  • Ryoji Miyahara,
  • Atsushi Suzuki,
  • Eiichi Saitoh and
  • Hitomi Sasaki

11 September 2022

Mobile food records are currently used to determine the nutrition of healthy subjects. To determine the accuracy of such records, we evaluated the nutritional composition of a test meal (noodles and fruit juice) and a hospital meal (Japanese set meal...

  • Review
  • Open Access
64 Citations
15,677 Views
25 Pages

Intelligent Chiral Sensing Based on Supramolecular and Interfacial Concepts

  • Katsuhiko Ariga,
  • Gary J. Richards,
  • Shinsuke Ishihara,
  • Hironori Izawa and
  • Jonathan P. Hill

13 July 2010

Of the known intelligently-operating systems, the majority can undoubtedly be classed as being of biological origin. One of the notable differences between biological and artificial systems is the important fact that biological materials consist most...

  • Review
  • Open Access
35 Citations
15,158 Views
17 Pages

Regulation of miRNA Expression by Low-Level Laser Therapy (LLLT) and Photodynamic Therapy (PDT)

  • Toshihiro Kushibiki,
  • Takeshi Hirasawa,
  • Shinpei Okawa and
  • Miya Ishihara

27 June 2013

Applications of laser therapy, including low-level laser therapy (LLLT), phototherapy and photodynamic therapy (PDT), have been proven to be beneficial and relatively less invasive therapeutic modalities for numerous diseases and disease conditions....

  • Article
  • Open Access
17 Citations
7,132 Views
9 Pages

7 August 2013

Sun-dried beef is a frequently consumed and valued product in Brazil, however, there have been no scientific studies on its texture. To assess the tenderness of sun-dried beef, an instrumental analysis (Warner-Bratzler Shear Force; WBSF), a sensory a...

  • Article
  • Open Access
30 Citations
10,341 Views
17 Pages

Release of Potassium Ion and Calcium Ion from Phosphorylcholine Group Bearing Hydrogels

  • Hanna R. Aucoin,
  • A. Nolan Wilson,
  • Ann M. Wilson,
  • Kazuhiko Ishihara and
  • Anthony Guiseppi-Elie

11 November 2013

In an attempt to recreate the microenvironment necessary for directed hematopoietic stem cell differentiation, control over the amount of ions available to the cells is necessary. The release of potassium ion and calcium ion via the control of cross-...

  • Article
  • Open Access
66 Citations
11,204 Views
12 Pages

Effects of Oral Administration of Fucoidan Extracted from Cladosiphon okamuranus on Tumor Growth and Survival Time in a Tumor-Bearing Mouse Model

  • Kazuo Azuma,
  • Toshitsugu Ishihara,
  • Hiroyuki Nakamoto,
  • Takao Amaha,
  • Tomohiro Osaki,
  • Takeshi Tsuka,
  • Tomohiro Imagawa,
  • Saburo Minami,
  • Osamu Takashima and
  • Shinsuke Ifuku
  • + 4 authors

22 October 2012

We evaluated the anti-tumor activities of the oral administration of fucoidan extracted from Cladosiphon okamuranus using a tumor (colon 26)-bearing mouse model. The materials used included low-molecular-weight fucoidan (LMWF: 6.5–40 kDa), intermedia...

  • Article
  • Open Access
13 Citations
10,073 Views
11 Pages

30 November 2012

The rearrangement of allyl a-bromoacetates with Zn dust is known as the Reformatsky-Claisen rearrangement. Whereas the Ireland-Claisen rearrangement has been widely used in the synthesis of a diverse range of natural products, the Zn-mediated Reforma...

  • Article
  • Open Access
24 Citations
8,138 Views
10 Pages

Preparation and Photocatalytic Properties of Sr2−xBaxTa3O10−yNz Nanosheets

  • Shintaro Ida,
  • Yohei Okamoto,
  • Hidehisa Hagiwara and
  • Tatsumi Ishihara

16 January 2013

Sr2−xBaxTa3O10−yNz (x = 0.0, 0.5, 1.0) nanosheets were prepared by exfoliating layered perovskite compounds (CsSr2−xBaxTa3O10−yNz). The Sr1.5Ba0.5Ta3O9.7N0.2 nanosheet showed the highest photocatalytic activity for H2 production from the water/methan...

  • Article
  • Open Access
36 Citations
6,528 Views
16 Pages

Volatiles and Water- and Fat-Soluble Precursors of Saanen Goat and Cross Suffolk Lamb Flavour

  • Marta Madruga,
  • Ingrid Dantas,
  • Angela Queiroz,
  • Luciana Brasil and
  • Yuri Ishihara

7 February 2013

This paper evaluates the concentrations of water- and fat-soluble precursors of meat flavour, with the aim of characterising the effect of species on the volatile profile of grilled goat and lamb meat. Compared to goat, lamb meat had higher levels of...

  • Article
  • Open Access
10 Citations
6,365 Views
9 Pages

22 February 2013

Early stages of sheath formation by Leptothrix sp. strain OUMS1 and its derivative sheathless mutant grown in media with or without Fe were examined by light and electron microscopy. Results showed that the initial parallel arrangement of fibrils exc...

  • Article
  • Open Access
16 Citations
12,859 Views
9 Pages

Radical-scavenging Activity of Natural Methoxyphenols vs. Synthetic Ones using the Induction Period Method

  • Yoshinori Kadoma,
  • Toshiko Atsumi,
  • Norihisa Okada,
  • Mariko Ishihara,
  • Ichiro Yokoe and
  • Seiichiro Fujisawa

3 February 2007

The radical-scavenging activities of the synthetic antioxidants 2-allyl-4-X-phenol (X=NO2, Cl, Br, OCH3, COCH3, CH3, t-(CH3)3, C6H5) and 2,4-dimethoxyphenol, and the natural antioxidants eugenol and isoeugenol, were investigated using differential sc...

  • Review
  • Open Access
112 Citations
16,074 Views
32 Pages

17 March 2007

Selenium-containingheterocyclic compounds have been well recognized, not only because of their remarkable reactivities and chemical properties, but also because of their diverse pharmaceutical applications. In this context, isoselenocyanates have bee...

  • Article
  • Open Access
13 Citations
6,685 Views
15 Pages

12 December 2011

This article is concerned with the theoretical analysis of the functionally graded magneto-electro-thermoelastic hollow sphere due to uniform surface heating. We analyze the transient thermoelastic problem for a functionally graded hollow sphere cons...

  • Article
  • Open Access
28 Citations
8,219 Views
10 Pages

Initial Assemblage of Bacterial Saccharic Fibrils and Element Deposition to Form an Immature Sheath in Cultured Leptothrix sp. Strain OUMS1

  • Mitsuaki Furutani,
  • Tomoko Suzuki,
  • Hiromichi Ishihara,
  • Hideki Hashimoto,
  • Hitoshi Kunoh and
  • Jun Takada

14 December 2011

In an aquatic environment, the genus Leptothrix produces an extracellular Fe- or Mn-encrusted tubular sheath composed of a complex hybrid of bacterial exopolymers and aqueous-phase inorganic elements. This ultrastructural study investigated initial a...

  • Review
  • Open Access
12 Citations
8,574 Views
16 Pages

Novel Experimental and Clinical Therapeutic Uses of Low-Molecular-Weight Heparin/Protamine Microparticles

  • Satoko Kishimoto,
  • Masayuki Ishihara,
  • Megumi Takikawa,
  • Yasutaka Mori,
  • Hidemi Hattori,
  • Masanori Fujita and
  • Shingo Nakamura

Low-molecular-weight heparin/protamine microparticles (LMW-H/P MPs) were produced as a carrier for heparin-binding growth factors (GFs) and for various adhesive cells. A mixture of low-molecular-weight heparin (MW: approximately 5000 Da, 6.4 mg/mL) a...

  • Article
  • Open Access
1 Citations
718 Views
11 Pages

Actuator-Driven, Purge-Free Formaldehyde Gas Sensor Based on Single-Walled Carbon Nanotubes

  • Shinsuke Ishihara,
  • Mandeep K. Chahal,
  • Jan Labuta,
  • Takeshi Tanaka,
  • Hiromichi Kataura,
  • Jonathan P. Hill and
  • Takashi Nakanishi

21 June 2025

Formaldehyde vapor (HCHO) is a harmful chemical substance and a potential air contaminant, with a permissible level in indoor spaces below 0.08 ppm (80 ppb). Thus, highly sensitive gas sensors for the continuous monitoring of HCHO are in demand. The...

  • Article
  • Open Access
1,135 Views
13 Pages

Association Between Scalp High-Frequency Oscillations and Burden of Amplitudes and Epileptiform Discharges (BASED) Scores in Infantile Epileptic Spasms Syndrome

  • Keisuke Maeda,
  • Himari Tsuboi,
  • Nami Hosoda,
  • Junichi Fukumoto,
  • Shiho Fujita,
  • Shunta Yamaguchi,
  • Naohiro Ichino,
  • Keisuke Osakabe,
  • Keiko Sugimoto and
  • Gen Furukawa
  • + 1 author

Tools for measuring the likelihood of relapse in infantile epileptic spasms syndrome (IESS) treatment could aid clinicians in making critical management decisions. High-frequency oscillations (HFOs), transient bursts of electroencephalography (EEG) a...

  • Article
  • Open Access
131 Citations
12,081 Views
24 Pages

15 March 2018

A new analytical wake model for wind turbines, considering ambient turbulence intensity, thrust coefficient and yaw angle effects, is proposed from numerical and analytical studies. First, eight simulations by the Reynolds Stress Model are conducted...

  • Feature Paper
  • Commentary
  • Open Access
11 Citations
6,786 Views
10 Pages

17 April 2018

The vertebrate body shape is formed by the specific sizes and shapes of its resident tissues and organs, whose alignments are essential for proper functioning. To maintain tissue and organ shape, and thereby function, it is necessary to remove senesc...

  • Article
  • Open Access
14 Citations
5,474 Views
14 Pages

Processing and Thermal Response of Temperature-Sensitive-Gel(TSG)/Polymer Composites

  • Jin Gong,
  • Eiichi Hosaka,
  • Kohei Sakai,
  • Hiroshi Ito,
  • Yoshikazu Shibata,
  • Kosei Sato,
  • Dai Nakanishi,
  • Shinichiro Ishihara and
  • Kazuhiro Hamada

1 May 2018

Temperature-sensitive gels (TSGs) are generally used in the fields of medical, robotics, MEMS, and also in daily life. In this paper, we synthesized a novel TSG with good thermal durability and a lower melting temperature below 60 °C. We discusse...

  • Article
  • Open Access
5 Citations
3,177 Views
14 Pages

13 August 2018

Shallow subsurface geological structure mapping combined with ground effective thermal conductivity values at the basin scale provide an appropriate method to evaluate the installation potential of ground-source heat pump systems. This study analyzed...

  • Article
  • Open Access
4 Citations
5,912 Views
11 Pages

Noncontact Guide System for Traveling Continuous Steel Plate Using Electromagnet and Supplement of Permanent Magnets for Suppressing Vibration

  • Takahiko Bessho,
  • Sora Ishihara,
  • Yasuhiro Narawa,
  • Ryo Yamaguti,
  • Takayoshi Narita and
  • Hideaki Kato

13 August 2018

In a plating process, the steel plate is conveyed 20–50 m in the vertical direction for drying, during which it is negligibly supported by rollers and other mechanisms. This produces plating without uniformity owing to the generation of vibration and...

  • Article
  • Open Access
69 Citations
11,839 Views
12 Pages

CO2 Payoff of Extensive Green Roofs with Different Vegetation Species

  • Takanori Kuronuma,
  • Hitoshi Watanabe,
  • Tatsuaki Ishihara,
  • Daitoku Kou,
  • Kazunari Toushima,
  • Masaya Ando and
  • Satoshi Shindo

30 June 2018

Green roofs are considered effective in the reduction of atmospheric CO2 because of their ability to reduce energy consumption of buildings and sequester carbon in plants and substrates. However, green roof system components (substrate, water proofin...

  • Article
  • Open Access
8 Citations
5,805 Views
13 Pages

Effect of a Positive Photo Appreciation Program on Depressive Mood in Older Adults: A Pilot Randomized Controlled Trial

  • Masumi Ishihara,
  • Tami Saito,
  • Takashi Sakurai,
  • Hiroyuki Shimada and
  • Hidenori Arai

Safer and more effective programs are required to cope with an increasing number of older people with depression. Hence, we developed the Positive Photo Appreciation (PPA) program. A three-month pilot randomized controlled trial was conducted with he...

  • Article
  • Open Access
14 Citations
3,642 Views
14 Pages

7 May 2018

Assessment of suitable locations for a ground source heat pump (GSHP) system based on the groundwater condition of study area is important for its sustainable development. Installation potential of a GSHP system was evaluated for the Aizu Basin, Japa...

  • Article
  • Open Access
15 Citations
4,649 Views
14 Pages

10 May 2018

Retinal tissue is exposed to oxidative stress caused by visible light. Light-damaged rat used in age-related macular degeneration (AMD) studies clarified that antioxidants decrease retinal light damage. Albino rats were exposed to 5000 Lux light for...

  • Article
  • Open Access
9 Citations
3,941 Views
17 Pages

23 October 2018

Fisheries, particularly small-scale fisheries, in the Association of Southeast Asian Nations (ASEAN) countries are an important source of food security, nutrition, and livelihood for people. However, high fishing pressure and other impacts have resul...

  • Article
  • Open Access
11 Citations
5,053 Views
12 Pages

Severe Neutropenia is Associated with Better Clinical Outcomes in Patients with Advanced Pancreatic Cancer Who Receive Modified FOLFIRINOX Therapy

  • Yunami Yamada,
  • Hironori Fujii,
  • Daichi Watanabe,
  • Hiroko Kato-Hayashi,
  • Koichi Ohata,
  • Ryo Kobayashi,
  • Takuma Ishihara,
  • Shinya Uemura,
  • Takuji Iwashita and
  • Masahito Shimizu
  • + 1 author

16 November 2018

While modified FOLFIRINOX therapy is effective for treating advanced pancreatic cancer, it frequently causes severe neutropenia. The present study investigated the effect of severe neutropenia on clinical outcomes in advanced pancreatic cancer patien...

  • Article
  • Open Access
22 Citations
8,788 Views
15 Pages

Titanium-Niobium Oxides as Non-Noble Metal Cathodes for Polymer Electrolyte Fuel Cells

  • Akimitsu Ishihara,
  • Yuko Tamura,
  • Mitsuharu Chisaka,
  • Yoshiro Ohgi,
  • Yuji Kohno,
  • Koichi Matsuzawa,
  • Shigenori Mitsushima and
  • Ken-ichiro Ota

17 July 2015

In order to develop noble-metal- and carbon-free cathodes, titanium-niobium oxides were prepared as active materials for oxide-based cathodes and the factors affecting the oxygen reduction reaction (ORR) activity were evaluated. The high concentratio...

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