Comprehensive analysis of trends and emerging technologies in all types of fuel cells based on a computational method

T Ogawa, M Takeuchi, Y Kajikawa - Sustainability, 2018 - mdpi.com
Fuel cells have been attracting significant attention recently as highly efficient and eco-
friendly energy generators. Here, we have comprehensively reviewed all types of fuel cells …

Lewis Acid Guests in a {P8W48} Archetypal Polyoxotungstate Host: Enhanced Proton Conductivity via Metal‐Oxo Cluster within Cluster Assemblies

P Yang, M Alsufyani, AH Emwas, C Chen… - Angewandte …, 2018 - Wiley Online Library
Complexes made by hosts that completely surround their guests provide a means to
stabilize reactive chemical intermediates, transfer biologically active cargo to a diseased …

The proton conduction mechanism in a material consisting of packed acids

T Ogawa, T Aonuma, T Tamaki, H Ohashi… - Chemical …, 2014 - pubs.rsc.org
Proton conduction due to acid–acid interactions is an important topic in a variety of fields,
from materials science to biochemistry. We observed a distinctive proton conduction …

Post transition metal substituted Keggin-type POMs as thin film chemiresistive sensors for H 2 O and CO 2 detection

AA Seddon, NS Hill, O El-Zubir, A Houlton… - Chemical …, 2024 - pubs.rsc.org
Chemiresitive sensing allows the affordable and facile detection of small molecules such as
H2O and CO2. Herein, we report a novel class of Earth-abundant post transition metal …

Differentiating Grotthuss proton conduction mechanisms by nuclear magnetic resonance spectroscopic analysis of frozen samples

T Ogawa, K Kamiguchi, T Tamaki, H Imai… - Analytical …, 2014 - ACS Publications
Available methods to analyze proton conduction mechanisms cannot distinguish between
two proton-conduction processes derived from the Grotthuss mechanism. The two …

Suitable acid groups and density in electrolytes to facilitate proton conduction

T Ogawa, H Ohashi, GM Anilkumar, T Tamaki… - Physical Chemistry …, 2021 - pubs.rsc.org
Proton conducting materials suffer from low proton conductivity under low-relative humidity
(RH) conditions. Previously, it was reported that acid–acid interactions, where acids interact …

Generating novel research ideas using computational intelligence: A case study involving fuel cells and ammonia synthesis

T Ogawa, Y Kajikawa - Technological Forecasting and Social Change, 2017 - Elsevier
We proposed a method to help researchers create novel research ideas using bibliometrics.
Different concepts and techniques exist in different research areas, and when the fields are …

Structure-independent proton transport in cerium (III) phosphate nanowires

P Pusztai, H Haspel, IY Tóth, E Tombácz… - … Applied Materials & …, 2015 - ACS Publications
Understanding of water-related electrical conduction is of utmost importance in applications
that utilize solid-state proton conductors. However, in spite of the vast amount of theoretical …

Proton Conductivity in {Mo72Fe30}‐Type Keplerate

K Tandekar, C Singh, S Supriya - European Journal of …, 2021 - Wiley Online Library
Proton conductivity studies for Keplerate cluster containing compound,[Mo72Fe30O252
(CH3COO) 12 {Mo2O7 (H2O)} 2 {H2Mo2O8 (H2O)}(H2O) 91]⋅ 150H2O (1) have been …

Pore-filling membrane containing solely zirconium phosphonates with high content through in-situ conversion

T Taniuchi, T Ogawa, M Yoshida, T Nakazono… - International Journal of …, 2023 - Elsevier
Organic-inorganic composite membranes are used in various applications, especially as
proton-conducting electrolyte membranes for proton-exchange membrane fuel cells …