Results 21 to 30 of about 184,094 (202)

PROPOSAL OF NEW OPTICAL ELEMENTS [PDF]

open access: yes, 2017
A overview of our patented proposals of new optical elements is presented. The elements are suitable for laser pulse analysis, telescopy, X-ray microscopy and X-ray telescopy.
Chadzitaskos , Goce, Tolar , Jiří
core   +1 more source

All-propulsion design of the drag-free and attitude control of the European satellite GOCE

open access: yes, 2009
This paper concerns the drag-free and attitude control (DFAC) of the European Gravity field and steady-state Ocean Circulation Explorer satellite (GOCE), during the science phase.
Canuto   +18 more
core   +1 more source

Exploring the performance of ChatGPT for numerical solution of ordinary differential equations

open access: yesJournal of Technology and Science Education
This study aims to evaluate ChatGPT’s capabilities in certain numerical analysis problem: solving ordinary differential equations. The methodology which is developed in order to conduct this research takes into account the following mathematical ...
Saso Koceski   +4 more
doaj   +1 more source

A comparative study of the procedures for medicine approval in the European Union and the United States [PDF]

open access: yesArhiv za farmaciju
Medicine registration refers to evaluating a medical product's safety, efficacy, and quality, leading to the granting of a Marketing Authorization. Given the intense globalization of the pharmaceutical industry, harmonizing regulatory procedures between ...
Gjeorgiev Blagoj   +6 more
doaj   +1 more source

Transanal Hemorrhoidal Dearterialization (THD): A Single Center Experience on 100 Consecutive Cases

open access: yesLietuvos Chirurgija
Introduction. Surgeons, using all available means for the treatment of the hemorrhoidal disease, must make compromises between the radicality of the potential surgical treatment (to prevent recurrence) and the maintenance of the postoperative ...
Aleksandar Mitevski   +3 more
doaj   +3 more sources

Kinetic studies of manganese removal from aqueous solution by adsorption on natural zeolite

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2015
The kinetics of manganese adsorption onto natural zeolite (clinoptilolite) were studied with respect to initial metal ion concentration and adsorbent mass.
Afrodita Zendelska   +6 more
doaj   +1 more source

Local Elites in Chile's Pisco Valley: Dispossession, Legal Mobilisation and Intertwined Citizenship

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT In countries in the Global South, citizenship is often closely tied to access to water and land ownership. In Latin America, the literature has primarily explored social mobilisation and identity reconfiguration in response to development‐driven processes of land and water dispossession affecting peasants, rural and Indigenous communities ...
Chloé Nicolas‐Artero
wiley   +1 more source

An iterative Wiener filtering method based on the gravity gradient invariants

open access: yesGeodesy and Geodynamics, 2015
How to deal with colored noises of GOCE (Gravity field and steady – state Ocean Circulation Explorer) satellite has been the key to data processing. This paper focused on colored noises of GOCE gradient data and the frequency spectrum analysis. According
Rui Zhou, Xiaoping Wu
doaj   +1 more source

Derecho al goce

open access: yesRECERCA. Revista de Pensament i Anàlisi
El trabajo explora el fenómeno en torno a la sexóloga mediática argentina «Lic. Cecilia Ce». A partir de la descripción analítica de su trayectoria como figura pública e influencer, de sus distintos productos culturales, así como de la circulación y apropiación de sus contenidos, el artículo contribuye a problematizar una coyuntura caracterizada ...
Guillermo Romero, Giuliana Pates
openaire   +3 more sources

Do Eclipse‐Induced Thermospheric TADs Originate From Above or Below?

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Solar eclipses generate significant wave activity in the Earth's upper atmosphere. The source region of eclipse‐induced Traveling Atmospheric Disturbances (TADs) in the upper thermosphere—particularly the relative contributions of gravity waves from the thermosphere itself versus the lower atmosphere—remains unknown. Using the Whole Atmosphere
Yu Jiao   +5 more
wiley   +1 more source

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