Results 211 to 220 of about 53,381 (289)

First 20 Years of Orbitrap Mass Spectrometry as the Mainstream Analytical Technique

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT This review traces the first 20 years of Orbitrap mass spectrometry as a mainstream high‑resolution and accurate‑mass (HR/AM) technology. It outlines the historical development of the Orbitrap analyzer, the evolution of major instrument families, and the key technological innovations that enabled its widespread adoption. Particular emphasis is
Alexander Makarov
wiley   +1 more source

Use of chloroquine, hydroxychloroquine or ivermectin for Covid-19 prevention in vulnerable Brazilian populations. [PDF]

open access: yesRev Saude Publica
Castanheira D   +5 more
europepmc   +1 more source

Fast and Robust Diffusion Posterior Sampling for MR Image Reconstruction Using the Preconditioned Unadjusted Langevin Algorithm

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose The Unadjusted Langevin Algorithm (ULA) in combination with diffusion models can generate high quality MRI reconstructions with uncertainty estimation from highly undersampled k‐space data. However, sampling methods such as diffusion posterior sampling (DPS) or likelihood annealing suffer from long reconstruction times and the need for
Moritz Blumenthal   +3 more
wiley   +1 more source

Opening the Black Box of Nonprofit Reputation and Volunteer Attraction With Supervised Machine Learning

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT With the aim to explore the potential of machine learning for nonprofit research, this article contrasts traditional linear regression with four contemporary supervised machine learning approaches. Concretely, we predict (1) reputation ratings and (2) the total number of volunteers for 4021 non‐profit organizations in the U.S.
Moritz Schmid   +2 more
wiley   +1 more source

Definitions Matter: BIPOC Nonprofits and Racial Disparities in Nonprofit Funding

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT BIPOC (Black, Indigenous, and People of Color) nonprofits have gained increased attention and funding; however, a lack of clear definition and identification persists. This ambiguity hinders our understanding of the BIPOC nonprofits population and racial disparities in nonprofit funding.
Shuyi Deng
wiley   +1 more source

Navigating the Rapids: How Non‐Governmental Organization Managers Develop Strategic Adaptation to Repressive Political Environments

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT This article explores the management adaptation strategies non‐governmental organizations (NGOs) managers employ in order to operate in repressive political environments. It answers the question: how do NGO managers initiate, manage and sustain internal change when the political/regulatory environment changes?
Charles Kaye‐Essien   +2 more
wiley   +1 more source

Childhood predictors of political voice across 22 countries in the global flourishing study. [PDF]

open access: yesSci Rep
Ssozi J   +5 more
europepmc   +1 more source

Islamic Public Administration in Practice: The Taliban's “Gender Apartheid” Governance in Afghanistan

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT This article analyzes the Taliban's post‐2021 governance model through the Islamic Public Administration (IPA) framework, focusing on justice, equality, and women's inclusion. It asks: (1) How does the Taliban's governance align with core IPA principles?
Parwiz Mosamim   +1 more
wiley   +1 more source

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