Results 51 to 60 of about 141,730 (235)

Finding the GEMSS in Schools. [PDF]

open access: yes, 2014
Are you the parent of a child who has a genetic condition such as Down syndrome, Fragile X, or Marfan syndrome? Have you searched for a base of knowledge that is comprehensive and reliable?
Dillon, Ann
core   +1 more source

Sichere Schülerexperimente mit Iod

open access: yesCHEMKON, EarlyView.
Iod spielt im experimentellen Chemieunterricht eine besondere Rolle, da es im Vergleich zu anderen Halogenen eine geringere akute Toxizität aufweist und als Feststoff gut handhabbar ist. Viele grundlegende Schülerexperimente erfordern daher den Einsatz von Iod. So werden Kupfer(I)‐iodid und Zink (II)‐iodid in der Regel aus festem Iod hergestellt [1, 2].
Horst Klemeyer
wiley   +1 more source

THE EFFECT OF THE INDIAN OCEAN DIPOLE PHENOMENON AND THE CATCHING OF LONG-JAWED MACKEREL (RASTRELIGGER SPP) IN LAMPUNG WATERS [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2022
The Indian Ocean Dipole (IOD) is a symptom of climate aberrations caused by the interaction of the ocean and the atmosphere in the Indian Ocean. IOD can influence oceanographic parameters and the density of chlorophyll-a in the waters, affecting fish ...
Pamungkas S., Parmanto
doaj  

„Wir machen blau“ – Untersuchung der Inhaltsstoffe und Herstellung eines „Magischen Klebstiftes“ mit Farbwechseleffekt

open access: yesCHEMKON, EarlyView.
Der Klebestift UHU® „stic Magic Blue“ zeigt einen markanten Farbwechsel: Während die Klebemasse anfangs intensiv blau gefärbt ist, wird diese einige Zeit nach dem Auftragen farblos. Die Ursachen des Farbwechsels wurden mithilfe einfacher Experimente untersucht, die sich besonders für den Chemieunterricht eignen. Bei der farbgebenden Substanz handelt es
Lars Otte, Daniel Becker, Marco Beeken
wiley   +1 more source

Decadal variation of prediction skill for Indian Ocean dipole over the past century

open access: yesFrontiers in Climate, 2023
Indian Ocean dipole (IOD) is one of the dominant modes of interannual variability in the Indian Ocean, which has global climate impacts and thus is one of the key targets of seasonal predictions.
Shuai Hu   +3 more
doaj   +1 more source

Chaotic motion of a harmonically bound charged particle in a magnetic field, in the presence of a half-plane barrier [PDF]

open access: yes, 1990
The motion in the plane of an harmonically bound charged particle interacting with a magnetic field and a half-plane barrier along the positive x-axis is studied. The magnetic field is perpendicular to the plane in which the particle moves.
Creswick, Richard J.   +2 more
core   +2 more sources

Green Chemistry im Chemieunterricht: eine farbstoffsensibilisierte Solarzelle mit sicheren und leicht verfügbaren Materialien

open access: yesCHEMKON, EarlyView.
Farbstoffsensibilisierte Solarzellen (Dye‐sensitized Solar Cells, DSSCs) stellen einen biomimetischen Ansatz zur Umwandlung von Sonnenlicht in elektrische Energie dar, der sich am Funktionsprinzip der Photosynthese orientiert. Trotz ihres seit den frühen 1990er‐Jahren bekannten Konzepts existieren bislang nur wenige experimentelle Zugänge, die zugleich
Kristin Sellmann   +3 more
wiley   +1 more source

JOINT DISTRIBUTION AND PROBABILITY DENSITY OF CLIMATE FACTORS IN KALIMANTAN USING NESTED COPULAS

open access: yesBarekeng
In this study, we investigate the joint distribution of local and global climate factors in Kalimantan, Indonesia, using fully and partially nested copula models. The analysis focuses on capturing the dependencies between local factors (precipitation and
Sri Nurdiati   +3 more
doaj   +1 more source

STUDI VARIABILITAS SUHU DAN SALINITAS SAAT TERJADINYA FENOMENA INDIAN OCEAN DIPOLE (IOD) POSITIF DAN NEGATIF DI KAWASAN PERAIRAN SELAT MALAKA MENGGUNAKAN MODEL HAMSOM [PDF]

open access: yes, 2015
ABSTRAKSalah satu penyimpangan iklim global adalah Indian Ocean Dipole (IOD) yang terjadi di Samudera Hindia. IOD tidak hanya memiliki pengaruh di Samudera Hindia tetapi juga mencapai luas kebeberapa wilayah lainnya.
oky ikhramullah
core  

Insulin‐like growth factor 1 receptor correlates with verbal memory in ILAE type 2 hippocampal sclerosis

open access: yesEpilepsia, EarlyView.
Abstract Objective Long‐term memory deficits are often seen in patients with temporal lobe epilepsy (TLE). Recently, studies showed that patients with hippocampal sclerosis (HS) type 2, which presents with severe neuron loss in CA1 only, performed within the normal range. However, up to 30% of HS type 2 cases have memory deficits.
Henrique Cruz   +10 more
wiley   +1 more source

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