Results 31 to 40 of about 205,677 (185)

Study of measuring bentonite density with active heating and OFDR measurement (Measurement of bentonite’s heat conduction with heated fiber-optic cable)

open access: yesNihon Kikai Gakkai ronbunshu, 2020
In the concept of the disposal of High Level radioactive Waste (HLW) in Japan, bentonite material such as the engineered barrier system is planned to backfill around over-pack in the disposal tunnel.
Masao UYAMA, Toshihiro SAKAKI
doaj   +1 more source

Factors controlling tropospheric O3, OH, NOx, and SO2 over the tropical Pacific during PEM-Tropics B [PDF]

open access: yes, 2001
Observations over the tropical Pacific during the Pacific Exploratory Mission (PEM)-Tropics B experiment (March-April 1999) are analyzed. Concentrations of CO and long-lived nonmethane hydrocarbons in the region are significantly enhanced due to ...
Atlas, EL   +15 more
core   +1 more source

Chemical NOx budget in the upper troposphere over the tropical South Pacific [PDF]

open access: yes, 2000
The chemical NOx budget in the upper troposphere over the tropical South Pacific is analyzed using aircraft measurements made at 6-12 km altitude in September 1996 during the Global Tropospheric Experiment (GTE) Pacific Exploratory Mission (PEM) Tropics ...
Bradshaw, J D   +6 more
core   +2 more sources

PEM Fuel Cells: Modeling

open access: yes, 2017
Proton exchange membrane fuel cell (PEMFC) operation involves multiphase mass, charge, and heat transport, complex electrochemical reactions, and physical processes that occur at multiple spatial and time scales, e.g., from double-layer effects occurring in milliseconds to catalyst degradation which becomes only significant after many hours of ...
Secanell, Marc   +4 more
openaire   +3 more sources

Experimental validation of equilibria in fuel cells with dead-ended anodes [PDF]

open access: yes, 2013
This paper investigates the nitrogen blanketing front during the dead-ended anode (DEA) operation of a PEM fuel cell. Surprisingly the dynamic evolution of nitrogen and water accumulation in the dead-ended anode (DEA) of a PEM fuel cell arrives to a ...
Chen, Jixin   +4 more
core   +1 more source

Regression of Environmental Noise in LIGO Data [PDF]

open access: yes, 2015
We address the problem of noise regression in the output of gravitational-wave (GW) interferometers, using data from the physical environmental monitors (PEM).
Drago, Marco   +10 more
core   +2 more sources

Optimisation of Solid-State Batteries: A Modelling Approach to Battery Design

open access: yesBatteries
Solid-state batteries (SSBs) present a promising advancement in energy storage technology, with the potential to achieve higher energy densities and enhanced safety compared to conventional lithium-ion batteries.
Jan Felix Plumeyer   +5 more
doaj   +1 more source

An annotated checklist of gall-forming poplar aphids (Sternorrhyncha: Aphididae, Pemphigini) of the Asian part of Russia

open access: yesActa Biologica Sibirica, 2023
Here we overviewed the taxonomic diversity and compiled the checklist of gall-forming poplar aphids (Sternorrhyncha: Aphididae, Pemphigini) in the Asian part of Russia. Overall, 20 species, i.e. 18 Pemphigus and two Thecabius spp.
Nikita S. Babichev   +6 more
doaj   +1 more source

Analysis of the Principal’s Leadership Role on Cultural Development

open access: yesJurnal Pendidikan dan Kewirausahaan, 2023
Leadership is a process of influencing others towards achieving organizational goals. The most important aspect of the leadership process is the result of a complex series of interactions between the leader, the people being led, and the situation. This
Budi Sulistiyo Nugroho   +4 more
doaj   +1 more source

Phase Transitions in the Pseudospin-Electron Model

open access: yes, 2007
A review of the present state of investigations of the pseudospin-electron model (PEM), which is used in the theory of strongly correlated electron systems, is given.
Stasyuk, Ihor
core   +1 more source

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