Results 61 to 70 of about 391,684 (266)

Bio‐Based Polyurethanes: Mechanical Performance, Structure–Property Relationships, and Future Directions

open access: yesJournal of Polymer Science, EarlyView.
This review examines bio‐based polyurethanes from renewable feedstocks, focusing on structure‐property relationships governing mechanical performance. It analyzes reinforcement strategies, benchmarks against petrochemical counterparts, and explores future directions, including non‐isocyanate routes and circular economy integration for sustainable high ...
Khaled Chawraba   +4 more
wiley   +1 more source

ẢNH HƯỞNG CỦA THỜI GIAN PHẢN ỨNG VÀ NỒNG ĐỘ DUNG DỊCH KIỀM TRONG QUÁ TRÌNH TÁI CHẾ NHỰA PET BẰNG PHƯƠNG PHÁP HÓA HỌC

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2014
Nghiên cứu này trình bày kết quả sơ bộ của quá trình xử lý hoá học polyethylene terephthalate (PET) bởi kiềm trong phạm vi phòng thí nghiệm. Các thông số quan trọng như nhiệt độ, thời gian và nồng độ kiềm lần lượt được khảo sát. Nhiệt độ và thời gian tối
Văn Phạm Đan Thủy   +3 more
doaj  

Multilateral Humanitarian Aid As a Foreign Socio-Humanitarian Policy Tool in Britain [PDF]

open access: yesСовременная Европа
The article proposes to single out socio-humanitarian cooperation as a separate foreign policy tool. It studies the case of the UK to demonstrate the synergy between conceptual approaches and their implementation in the national legislation in providing ...
Olga V. Lebedeva, Artemy S. Shatalov
doaj   +1 more source

International Comparison of Japan’s Official Development Assistance (ODA) policy [PDF]

open access: yes
The introduction of the ODA Charter in 1992 can be seen as Japan’s official pledge to pay more attention to political conditions in recipient countries and to impose political conditionalities on them.
Furuoka, Fumitaka
core   +1 more source

Building capacity in vector‐borne plant virus research: The CONNECTED Network

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Plant viruses spread by insects decimate crop yields globally, causing food security challenges in vulnerable areas, including regions of Africa. Interdisciplinary research is needed to protect future crop supplies. CONNECTED, the Community Network for African Vector‐Borne Plant Viruses, increased research capacity in Central, East, West and Southern ...
Nina F. Ockendon‐Powell   +8 more
wiley   +1 more source

Bowel intussusception and adhesive intestinal obstruction in neurofibromatosis type 1

open access: yesJournal of General and Family Medicine, 2022
Tsunetaka Kijima   +3 more
doaj   +1 more source

Why is ?The Dutch disease? always a disease? the macroeconomic consequences of scaling up ODA [PDF]

open access: yes
This working paper examines the validity of the claim that ?scaling up? ODA in developing countries will cause ?Dutch Disease? effects that slow growth and human development. The most common concerns are increased inflation and exchange-rate appreciation.
Terry McKinley
core  

Projected Temperature and Precipitation Expand Modeled Distributions of Reynoutria spp. While Modeled Distribution Changes for Ludwigia spp. Are Scenario‐Dependent at Watershed Scales in the Pacific Northwest, USA

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Invasive species can fundamentally alter their introduced habitats by changing natural processes and harming native species crucial to functional ecosystems and human needs. Although the number of potential invasive species is large, the suitability of novel locations to support population establishment is limited by both physical and ...
Emily E. Smoot   +5 more
wiley   +1 more source

W kręgu „cyklu Felicyjskiego” – oda pochwalna Dymitra Iwanowicza Chwostowa pt. Polskiej Felicy

open access: yesActa Universitatis Lodziensis: Folia Litteraria Rossica, 2017
W artykule omówiona została oda pochwalna osiemnastowiecznego rosyjskiego poety – Dymitra Iwanowicza Chwostowa pt. Polskiej Felicy. Utwór ten plasuje się wśród innych wierszy tworzących tzw. „cykl Felicyjski”. Pierwszym chronologicznie ogniwem tego cyklu
Anna Warda
doaj   +1 more source

On the Pitfalls of Measuring Aid [PDF]

open access: yes
Development aid, Aid accounting, ODA ...
Cassimon, Danny, Renard, Robrecht
core  

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