Results 81 to 90 of about 19,844,675 (340)

The Colombian Budget Process [PDF]

open access: yes
The rules that govern the budget process are important determinants of fiscal outcomes, with potentially important macroeconomic implications. This paper starts with a review of the theoretical underpinnings of the effects of budget processes and the ...
Roberto Perotti, Ulpiano Ayala Oramas
core  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Controlling Agencies through the President’s Budget Process [PDF]

open access: yes, 2018
It is obvious that the federal budget is central to the functioning of the administrative state. But a critical element about the federal budget is often missing from analyses of both the budget and the administrative state more generally: the way the ...
Pasachoff, Eloise
core   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Budget and budgetary process in Romania [PDF]

open access: yes
The unitary system of budgets was an important moment in the evolution of public finances, creating the framework for more effective management and control over allocated funds, public finances becoming those interactive tools used to match the ...
Gherghina DRILA
core  

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Optimal Resource Allocation for Network Protection Against Spreading Processes [PDF]

open access: yes, 2013
We study the problem of containing spreading processes in arbitrary directed networks by distributing protection resources throughout the nodes of the network.
Enyioha, Chinwendu   +4 more
core   +3 more sources

Liquid Metal Microrobots for Magnetically Guided Transvascular Navigation

open access: yesAdvanced Materials, EarlyView.
Liquid metal‐based microrobots combine magnetic steering, intrinsic X‐ray visibility and softness, to navigate blood vessels even against flow. Under clinically relevant magnetic fields, liquid metal microrobots roll along vessel walls, cross endothelial barriers, and accumulate in target tissues.
Xiaohui Ju   +7 more
wiley   +1 more source

Breaking the 2‐nm Barrier in Hard Disk Drives Using Monolayer Amorphous Carbon Overcoats

open access: yesAdvanced Materials, EarlyView.
The rapid growth of AI has increased demand for large‐scale data storage, making HDDs indispensable in data centers. Increasing areal storage density is crucial, but limited by the traditional carbon overcoats (COC). Monolayer amorphous carbon (MAC) offers a superior alternative.
Hongji Zhang   +15 more
wiley   +1 more source

Implementing a subnational results-oriented management and budgeting system. Lessons from Medellín, Colombia. [PDF]

open access: yes
"The purpose of this paper is to describe the budget process reform implemented in Medellín, and to analyze its actual performance and evaluate its success.
Mario A. Velasco R.   +2 more
core  

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