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Showing 1 to 12 of 639 entries
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WhatsApp Discourse Throughout COVID-19: Towards Computerized Evaluation of the Development of a STEM Teachers Professional Learning Community

Theoretical frames STEM

Alexandron G, Salman A.
GSID: 2V_2XdWeIWkJ
Z Scherz, A Salman, G Alexandron… - International journal of …, 2022 - Springer

… In the following sections, we present a general background about teachers' PLCs, including some theoretical frameworks and models. Then, we elaborate on the WhatsApp …

Training of undergraduate clinicians in vascular access: an integrative review

Undergraduate training programs

Alexandrou E, Ramjan L.
GSID: 0kNbgk0n0xkJ
E Alexandrou, L Ramjan, J Murphy… - Journal of the …, 2012 - meridian.allenpress.com

… evidence on undergraduate vascular access training. We did not find any international consensus on training methods … Effectiveness of basic clinical skills training programmes: a cross …

Budget impact of somatostatin analogs as treatment for metastatic gastroenteropancreatic neuroendocrine tumors in US hospitals.

ClinicoEconomics and outcomes research : CEOR

Ortendahl JD, Pulgar SJ, Mirakhur B, Cox D, Bentley TG, Phan AT.
PMID: 28860831
Clinicoecon Outcomes Res. 2017 Aug 16;9:495-503. doi: 10.2147/CEOR.S140866. eCollection 2017.

OBJECTIVE: With the introduction of new therapies, hospitals have to plan spending limited resources in a cost-effective manner. To assist in identifying the optimal treatment for patients with locally advanced or metastatic gastroenteropancreatic neuroendocrine tumors, budget impact modeling was...

Chiral cavity ring down polarimetry: Chirality and magnetometry measurements using signal reversals.

The Journal of chemical physics

Bougas L, Sofikitis D, Katsoprinakis GE, Spiliotis AK, Tzallas P, Loppinet B, Rakitzis TP.
PMID: 26374026
J Chem Phys. 2015 Sep 14;143(10):104202. doi: 10.1063/1.4930109.

We present the theory and experimental details for chiral-cavity-ring-down polarimetry and magnetometry, based on ring cavities supporting counterpropagating laser beams. The optical-rotation symmetry is broken by the presence of both chiral and Faraday birefringence, giving rise to signal reversals...

Ultra-wide range field-dependent measurements of the relaxivity of Gd.

Scientific reports

Chou CY, Abdesselem M, Bouzigues C, Chu M, Guiga A, Huang TH, Ferrage F, Gacoin T, Alexandrou A, Sakellariou D.
PMID: 28317892
Sci Rep. 2017 Mar 20;7:44770. doi: 10.1038/srep44770.

The current trend for Magnetic Resonance Imaging points towards higher magnetic fields. Even though sensitivity and resolution are increased in stronger fields, T1 contrast is often reduced, and this represents a challenge for contrast agent design. Field-dependent measurements of...

Anterior cervical spine surgery-associated complications in a retrospective case-control study.

Journal of spine surgery (Hong Kong)

Tasiou A, Giannis T, Brotis AG, Siasios I, Georgiadis I, Gatos H, Tsianaka E, Vagkopoulos K, Paterakis K, Fountas KN.
PMID: 29057356
J Spine Surg. 2017 Sep;3(3):444-459. doi: 10.21037/jss.2017.08.03.

Anterior cervical spine procedures have been associated with satisfactory outcomes. However, the occurrence of troublesome complications, although uncommon, needs to be taken into consideration. The purpose of our study was to assess the actual incidence of anterior cervical spine...

On the structure of the Nx phase of symmetric dimers: inferences from NMR.

Soft matter

Hoffmann A, Vanakaras AG, Kohlmeier A, Mehl GH, Photinos DJ.
PMID: 25571939
Soft Matter. 2015 Feb 07;11(5):850-5. doi: 10.1039/c4sm02480j.

NMR measurements on a selectively deuterated liquid crystal dimer CB-C9-CB, exhibiting two nematic phases, show that the molecules in the lower temperature nematic phase, N(X), experience a chiral environment and are ordered about a uniformly oriented director throughout the...

Correlation between the length reduction of carbon nanotubes and the electrical percolation threshold of melt compounded polyolefin composites.

ACS applied materials & interfaces

Vasileiou AA, Kontopoulou M, Gui H, Docoslis A.
PMID: 25548884
ACS Appl Mater Interfaces. 2015 Jan 28;7(3):1624-31. doi: 10.1021/am5071255. Epub 2015 Jan 15.

The objectives of this work are to quantify the degree of multiwalled carbon nanotube (MWCNT) length reduction upon melt compounding and to demonstrate unambiguously that the length reduction is mainly responsible for the increase in electrical percolation threshold of...

Cubic topological Kondo insulators.

Physical review letters

Alexandrov V, Dzero M, Coleman P.
PMID: 24329462
Phys Rev Lett. 2013 Nov 27;111(22):226403. doi: 10.1103/PhysRevLett.111.226403. Epub 2013 Nov 27.

Current theories of Kondo insulators employ the interaction of conduction electrons with localized Kramers doublets originating from a tetragonal crystalline environment, yet all Kondo insulators are cubic. Here we develop a theory of cubic topological Kondo insulators involving the...

R^{3} index for four-dimensional (N)=2 field theories.

Physical review letters

Alexandrov S, Moore GW, Neitzke A, Pioline B.
PMID: 25860732
Phys Rev Lett. 2015 Mar 27;114(12):121601. doi: 10.1103/PhysRevLett.114.121601. Epub 2015 Mar 23.

In theories with N=2 supersymmetry on R^{3,1}, supersymmetric bound states can decay across walls of marginal stability in the space of Coulomb branch parameters, leading to discontinuities in the BPS indices Ω(γ,u). We consider a supersymmetric index I which...

Early clinical and radiographic results of minimally invasive anterior approach hip arthroplasty.

Advances in orthopedics

Alexandrov T, Ahlmann ER, Menendez LR.
PMID: 24715984
Adv Orthop. 2014;2014:954208. doi: 10.1155/2014/954208. Epub 2014 Mar 02.

We present a retrospective review of the early results and complications in a series of 35 consecutive patients with 43 total hip arthroplasties performed through an anterior muscle sparing minimally invasive approach. We found the early complication rates and...

Rare causes of scoliosis and spine deformity: experience and particular features.

Scoliosis

Soultanis KC, Payatakes AH, Chouliaras VT, Mandellos GC, Pyrovolou NE, Pliarchopoulou FM, Soucacos PN.
PMID: 17956633
Scoliosis. 2007 Oct 23;2:15. doi: 10.1186/1748-7161-2-15.

BACKGROUND: Spine deformity can be idiopathic (more than 80% of cases), neuromuscular, congenital or neurofibromatosis-related. However, there are many disorders that may also be involved. We present our experience treating patients with scoliosis or other spine deformities related to...

Showing 1 to 12 of 639 entries