Results 71 to 80 of about 15,334 (300)

Analysis of Sedimentary Environment Conditions for Lacustrine Fine-Grained Sedimentary Rocks and Its Control of Lithofacies Development: A Case Study of the Lower Submember of Member 3 of Shahejie Formation in FY-1 Well, Dongying Sag, Bohai Bay Basin, China

open access: yesGeofluids, 2021
In recent years, the studies on fine-grained sedimentation mainly focus on the rock type, sedimentary environment, sedimentation, and sequence stratigraphy, while those on the relationship between sedimentary environment and lithofacies development are ...
Jun Peng   +4 more
doaj   +1 more source

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

REAL CLOSED FIELDS VIA STRONG SOLOVAY REDUCIBILITY [PDF]

open access: yes
In computability theory, we naturally encounter some countable real closed fields. Notably, the set of all computable reals forms a real closed field. The main goal of this paper is to explore more deeply the relationship between nonrandomness and real ...
KUMABE,MASAHIRO   +2 more
core   +2 more sources

Preparation of a Novel Super Active Fischer-Tropsch Cobalt Catalyst Supported on Carbon Nanotubes [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2009
The potential of carbon nanotubes (CNT) supported cobalt catalysts for Fischer-Tropsch (FT) reaction is shown. Using the wet impregnation method cobalt on carbon nanotubes catalysts were prepared with cobalt loading varying from 15 to 45 wt. %.
Ahmad Tavasoli   +5 more
doaj  

On the Relations between the Attacks on Symmetric Homomorphic Encryption over the Residue Ring

open access: yesБезопасность информационных технологий, 2017
The paper considers the security of symmetric homomorphic cryptosystems (HC) over the residue ring. The main task is to establish an equivalence between ciphertexts only attack (COA) and known plaintexts attack (KPA) for HC.
Alina V. Trepacheva
doaj   +1 more source

Logspace self-reducibility [PDF]

open access: yes, 1988
A definition of self-reducibility is proposed to deal with logarithmic space complexity classes. A general property derived from the definition is used to prove known results comparing uniform and nonuniform complexity classes below polynomial time, and ...
Balcázar Navarro, José Luis
core   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

eT -reducibility of Sets

open access: yesМоделирование и анализ информационных систем, 2019
This paper is dedicated to the study of eT -reducibility — the most common in the intuitive sense of algorithmic reducibility, which is both enumeration reducibility and decidable one.
Roman R. Iarullin
doaj   +1 more source

The study of pelletizing of mixed hematite and magnetite ores [PDF]

open access: yesScience of Sintering, 2019
The present study aims to investigate the use of mixed hematite and magnetite ores in iron ore pellet production. Pelletizing tests were carried out on the hematite and magnetite premixed pellet feed.
Kumar P.S.   +3 more
doaj   +1 more source

Symmetric enumeration reducibility

open access: yes, 2005
. Symmetric Enumeration reducibility (≤se) is a subrelation of Enu-meration reducibility (≤e) in which both the positive and negative informa-tion content of sets is compared.
Charles M. Harris, Harris, C.M.
core   +1 more source

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