Results 71 to 80 of about 2,444 (179)

Mass spectrometry of metalloporhyrins. 1. Mass spectra of octaethylporphines cobalt, nickel, copper

Тонкие химические технологии, 2010
Mass spectra of octaethylporphyrines of cobalt, nickel, copper with electron ionization were obtained. Molecular ions with isotope peaks and the peaks formed by separation hydrogen atoms from porhyrins core have maximum intensity.
A. A. Perov, D. S. Lutokhina, A. V. Bahtin, Yu. M. Kiselev   +3 more
doaj  

An Investigation into Social Learning Activities by Practitioners in Open Educational Practices

International Review of Research in Open and Distributed Learning, 2014
By investigating how educational practitioners participate in activities around open educational practices (OEP), this paper aims at contributing to an understanding of open practices and how these practitioners learn to use OEP.
Antoine Van den Beemt, Fleur Prinsen, Gabi Witthaus, Gráinne Conole, Maarten De Laat   +4 more
doaj  

The evolution of open educational practices: a comparative analysis of models and a new framework for the AI era

Smart Learning Environments
This research provides a systematic review and comparison of 14 existing Open Educational Practices (OEP) models and frameworks. Although OEP has its origins in Open Educational Resources (OER), the theoretical conception of OEP remains disparate and ...
Chenggui Duan
doaj   +1 more source

Instructional Designers and Open Education Practices: Negotiating the Gap Between Intentional and Operational Agency

Open Praxis, 2019
In their role as support to faculty in the course development process, Instructional Designers (IDs) can play an important part in alleviating some of the well-known barriers of open education practices (OEP): faculty time, institutional or faculty ...
Tannis Morgan
doaj  

The effects of electroacupuncture and the Otago Exercise Program in older adults with sarcopenia: A randomized controlled study. [PDF]

Medicine (Baltimore)
Wu W, Cao Y, Zhang Y, Pang J, Hu H, Gao H.   +5 more
europepmc   +1 more source

Nostr und Open Educational Practices (OEP)

Der Beitrag zeigt, wie das dezentrale Protokoll Nostr mit seiner clientseitigen Architektur und kryptografischen Identitätsverwaltung eine zensurresistente, transparente und partizipative Alternative zu zentralisierten Bildungsplattformen bietet. Durch die Integration von Nostr in Open Educational Practices (OEP) können Lernende und Lehrende volle ...
openaire   +1 more source

Ruptured Ovarian Ectopic Pregnancy Managed Laparoscopically With Subsequent Term Delivery After 2 years Follow-Up: A Case Report and Literature Review. [PDF]

Case Rep Obstet Gynecol
Bajomo E, Aziz A, Sharma M.
europepmc   +1 more source

Structure and Spectroscopy of Free Base, Copper, and Zinc Tetrapentylporphyrin. [PDF]

J Phys Chem A
Muldowney BE, Ajayi ND, Chen WY, Geier GR, Ziegler CJ, Nemykin VN.   +5 more
europepmc   +1 more source

A rare case of primary ovarian pregnancy with diagnostic and surgical challenges: a case report. [PDF]

Int J Surg Case Rep
Jha A, Shah AK, Shah DK, Khaniya B, Yadav D.   +4 more
europepmc   +1 more source

Oil Extract of Green Brazilian Propolis, Antioxidant Activity, Safety and Quality Control. [PDF]

Molecules
Oliveira MA, Veronezzi G, Pinheiro GP, Marques MOM, Sawaya ACHF.   +4 more
europepmc   +1 more source