Results 121 to 130 of about 68,266 (313)

Rethinking foreign aid

open access: yes, 1991
Since the end of World War II, billions of dollars in American foreign aid have gone to countries around the world with the goal of promoting peace, development, and human well-being.
Krogh, Peter F. (Peter Frederic)
core  

Interface Wettability Transition‐Driven Drug Release and Dual‐Phase Functionalization in Implant Abutment

open access: yesAdvanced Science, EarlyView.
A temporally controlled drug release coating is developed for abutments using a superhydrophobic coating self‐assembled on mesoporous silica. This surface provides sequential functionality: initial contamination resistance through non‐wetting, followed by controlled drug release via wettability transition.
Zhongchao Wang   +8 more
wiley   +1 more source

Simultaneous Wastewater‐to‐Hydrogen Upgrading via Mechanically Driven Piezocatalysis Over Ag‐ZnO Nanorods

open access: yesAdvanced Science, EarlyView.
A piezocatalytic strategy enables simultaneous wastewater purification and hydrogen generation by harnessing mechanical energy. Complementary piezo‐induced charges are selectively directed toward oxidation and reduction pathways, achieving efficient pollutant degradation and continuous H2 evolution.
Yiqing Wei   +8 more
wiley   +1 more source

Long-term effects of COVID-19 on endothelial function, arterial stiffness, and blood pressure in college students: a pre-post-controlled study

open access: yesBMC Infectious Diseases
Background The COVID-19 has been shown to have negative effects on the cardiovascular system, but it is unclear how long these effects last in college students.
Jianwei Peng   +10 more
doaj   +1 more source

Business In Korea 2025

open access: yes
- Main Summary Major Changes in Business in Korea 2025 KOTRA's FDI-related Publications - PROCEDURE 1. Foreign Investment Promotion Policy 2. Types of Foreign Direct Investment 3. Procedure by Type of Investment 4. Incorporation 5.

core  

Organoid Brain‐Machine‐Interface Devices for Central Nervous System Repair

open access: yesAdvanced Science, EarlyView.
We envision organoid brain‐machine‐interface (Organoid‐BMI) devices as new biohybrid bidirectional communication pathways to connect the human CNS and the external world for personalized CNS repair and regeneration. ABSTRACT Central nervous system (CNS) repair and regeneration suffer from tremendous clinical challenges due to current limitations in ...
Yantao Xing   +10 more
wiley   +1 more source

The National Bilingualism Plan (PNB) and the Challenge of Internationalization in Colombia: Background and Perspectives

open access: yesLatin American Journal of Content and Language Integrated Learning
This article intends to analyze the interdependence between the National Bilingualism Plan of Colombia and the challenge of internationalization of higher education in the country, as public policies that aim to improve the quality of education at ...
María Emilia Aponte Mantilla
doaj   +1 more source

Export promotion agencies : what works and what doesn't [PDF]

open access: yes
The number of national export promotion agencies (EPAs) has tripled over the past two decades. While more countries have made them part of their national export strategy, studies have criticized their efficiency in developing countries (Hogan, Keesing ...
Lederman, Daniel   +2 more
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Management course on trade promotion strategies 1992

open access: yes, 2020
Course Summary 1. Title 2. Duration 3. Venue 4. Organizer 5. Accommodations = 6. Participating Countries(17) 7. List of Trainees 8. Program 9. Itinerary 10.

core  

Combining Spatial Multi‐Omics Data to Decipher Spatial Domains and Elucidate Cell Heterogeneity Based on Self‐Supervised Graph Learning

open access: yesAdvanced Science, EarlyView.
A self‐supervised multi‐view graph fusion framework integrates spatial multi‐omics, excelling in domain identification and denoising. It reconstructs spatial pseudo‐expression, jointly analyzes multi‐omics data, infers RNA velocity, predicts spatial omics features from single‐cell multi‐omics, and detects spatially dark genes and transcription factors,
Yuejing Lu   +8 more
wiley   +1 more source

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