Results 111 to 120 of about 683,440 (310)

Hyperfocused Arcs

open access: yesBulletin of the Belgian Mathematical Society - Simon Stevin, 2006
An arc in a projective plane whose secants meet some exterior line in the minimum number of points is said to be hyperfocused on that line. Such arcs are related to geometrically based secret sharing schemes. A \(k\)-arc \(\mathcal{K}\) is sharply focused on a line \(\ell\) which is external to \(\mathcal{K}\) if the \({k\choose2}\) secants of ...
Cherowitzo, William E.   +1 more
openaire   +3 more sources

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Improvements on the planning and delivery of intensity-modulated arc therapy [PDF]

open access: yes, 2010
In the past decade, intensity-modulated radiation therapy (IMRT) has taken a significant step towards dose conformality and has now become a standard radiotherapy technique in the clinic.
Tang, G.
core  

ARC-Publicaties 51

open access: yes, 2002
In opdracht van de N.V. Nederlandse Gasunie heeft Archaeological Research & Consultancy (ARC bv) in juli/augustus 2000 een Aanvullend Archeologisch Onderzoek (AAO) uitgevoerd in het tracé van de te verzwaren gastransportleiding Hemert–Arum. Archeologisch
Dijkstra, Y.
core   +1 more source

Influence of Maglev Train Arc on Electromagnetic Disturbance of the Airport Sliding Beacon

open access: yes机车电传动, 2020
In order to theoretically study the electromagnetic interference effect of the maglev train arc on the airport sliding beacon, one domestic maglev train line was selected and several typical frequency points during the working frequency band of the ...
Laisheng TONG   +3 more
doaj  

Dynamic modulation changes of POMC in the arcuate nucleus and neuroendocrine adaptation in response to lifestyle intervention in obese adults [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة
Obesity occurs as a result of long-term positive energy balance, in which energy intake exceeds energy expenditure. This anabolic condition can lead to impaired hypothalamic neuronal activity involved in nutrient sensing and nutrient-signaling responses.
Nour Rezaieg, Muthanna Awad
doaj   +1 more source

Dirac‐Source Linear X‐Ray Detection Diode

open access: yesAdvanced Functional Materials, EarlyView.
Monolayer graphene imparts near linear current‐voltage behavior to a perovskite X‐ray detection diode, contrasting with conventional diode‐like responses. Exploiting graphene's Dirac dispersion and a Schottky‐like back‐to‐back junction, the device achieves six‐orders‐of‐magnitude dark current suppression while retaining linearity over 200 V, enabling ...
Babar Shabbir   +8 more
wiley   +1 more source

ARC-Rapporten 2005-60

open access: yes, 2005
Havermans Makelaardij uit Kerkdriel verleende aan Archaeological Research & Consultancy (ARC bv) de opdracht voor het uitvoeren van een archeologisch Inventariserend Veldonderzoek (IVO) aan de Hintham, te Kerkdriel (gemeente Maasdriel).
Silkens, B.
core   +1 more source

Arc motion and gas flow in current limiting circuit breakers operating with a low contact switching velocity [PDF]

open access: yes, 2002
Arc motion in low voltage (240 VAC) high current (10/sup 3/-10/sup 4/A.) current limiting-circuit breakers is dominated by arc root mobility. The mobility is influenced by the gas flow and gas composition in the contact region, but there is little ...
Weaver, P.M.   +2 more
core   +1 more source

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