Results 61 to 70 of about 256,682 (305)

Studying and spectral characterization for the separation of lanthanides from phosphate ore by organic and inorganic acids

open access: yesJournal of Materials Research and Technology, 2020
In this study, the separation of lanthanides from phosphate ore using oxalic acid (C2H2O4), tartaric acid (C4H6O6), lactic acid (C3H6O3), sulfuric acid (H2SO4) and hydrochloric acid (HCl) was investigated.
A.A. Nayl   +3 more
doaj   +1 more source

Some notes on the Portuguese & Frankish pirates during the Mamluk period (872-922AH./1468-1517AD.) [PDF]

open access: yes, 2007
Artikel pendek ini bermatlamat untuk menyoroti hubungan antara sebuah kuasa Islam yang besar pada Zaman Pertengahan iaitu Mamluk dengan Portugis dan kumpulan lanun Eropah dalam tempoh setengah abad sebelum kejatuhan kerajaan Islam tersebut.
Wan Kamal Mujani,
core  

Consumer Behavior Toward Health‐Related Mobile Applications: A Hybrid Review and Future Agenda

open access: yesJournal of Consumer Behaviour, EarlyView.
ABSTRACT Mobile health (MH) has the potential to address many consumer challenges, but consumer responses to it remain varied. In this regard, the consumer's perspective on MH is becoming increasingly attractive to academia and business. This review aims to synthesize and analyze 103 studies from 2010 to 2024 using the Scientific Procedures and ...
Omer Faruk Celebi   +3 more
wiley   +1 more source

Exploratory palynological studies at the Tell el-Daba'a-Avaris archaeological site.

open access: yesPLoS ONE, 2018
A palynological study of samples collected from the Tell el-Daba'a (Avaris) archaeological site, the capital of the Hyksos located in the Northeastern Nile Delta, Egypt, was conducted.
Mohamed F Azzazy, Mohamed F Azzazy
doaj   +1 more source

U.S. Trade Relations with Arab Countries: Past, Present, and Future [PDF]

open access: yes, 2009
Arab countries have adopted market economy principles and pursued policies designed to strengthen their economies. The cornerstone of Arab countries' long-term economic objectives has been to increase trade and support economic growth
Malkawi, Bashar H.
core  

Restricted Tweedie stochastic block models

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract The stochastic block model (SBM) is a widely used framework for community detection in networks, where the network structure is typically represented by an adjacency matrix. However, conventional SBMs are not directly applicable to an adjacency matrix that consists of nonnegative zero‐inflated continuous edge weights.
Jie Jian, Mu Zhu, Peijun Sang
wiley   +1 more source

Funerary Processions in Egypt from The Old Kingdom till The New Kingdom. [PDF]

open access: yesJournal of Association of Arab Universities for Tourism and Hospitality, 2019
Representation of the funeral rites on the walls of various tombs of Nobles was a common feature throughout ancient Egypt. Painted and inscribed pictorial scenes of funerary rituals appear in all periods from the Old through New Kingdoms.  The purpose of the funerary rituals was to elevate the mortal to the superhuman (Hays, 2010).
Moataz Al- Mahdy   +2 more
openaire   +1 more source

Do CSR Committees Moderate the Relationship Between Democratic Societies and Firm Innovation? An International Overview

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The purpose of this study is to provide evidence of the impact of civil liberties and political rights on corporate innovation, through the lens of institutional theory. Moreover, the research also analyses the moderating role of the CSR committee in the relationships between civil liberties and innovation, and political rights and innovation.
Isabel Gallego‐Álvarez   +1 more
wiley   +1 more source

Governance Drivers of Fossil Fuel Divestment: Evidence From Global Banks

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Climate change poses increasing transition risks for the banking sector, as financial institutions remain exposed to fossil fuel activities despite growing sustainability commitments. This study examines whether corporate governance influences banks' decisions to adopt fossil fuel divestment policies.
Rosella Carè   +3 more
wiley   +1 more source

Vaarao Amenhotep IV (Ehnatoni) riigivalitsemisviisi võimalikust eripärast [PDF]

open access: yesMäetagused, 2009
The article explores the relationship between the religious reform of Pharaoh Amenhotep IV (Akhenaten) of the New Kingdom of Ancient Egypt and changes in the government system.
Tarmo Kulmar
doaj  

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