Results 1 to 10 of about 24,457 (245)

The Nature of CVC Nonlinearity in Low-Voltage Scanning Tunneling Spectroscopy of Semiconductors [PDF]

EPJ Web of Conferences, 2021
A new model of field emission in a scanning tunnelling microscope was developed. The model describes the tunnelling current from a surface of semiconductor (semimetal) and allows estimating the preexponential factor in the expression for the tunneling ...
Loskutov A.I., Mandel A.M., Karpova E.E., Oshurko V.B., Veselko S.G., Sharts A.A., Loskutov S.A.   +6 more
doaj   +1 more source

Numerical modeling for Selection of appropriate tunneling method in S station of Isfahan subway [PDF]

Analytical and Numerical Methods in Mining Engineering, 2022
Nowadays, due to the increasing urban environments, increasing the density of surface structures and the lack of space for intra-urban transportation, the need to implement underground structures such as tunnels and subway stations in urban environments ...
عنایت الله امامی میبدی, جمال الدین حاجی باقری فروشانی, فریبا کارگران بافقی   +2 more
doaj   +1 more source

A system theory based digital model for predicting the cumulative fluid balance course in intensive care patients

Frontiers in Physiology, 2023
Background: Surgical interventions can cause severe fluid imbalances in patients undergoing cardiac surgery, affecting length of hospital stay and survival.
Mathias Polz, Katharina Bergmoser, Katharina Bergmoser, Martin Horn, Michael Schörghuber, Jasmina Lozanović, Theresa Rienmüller, Christian Baumgartner   +7 more
doaj   +1 more source

Deep Learning algorithm for the assessment of the first damage initiation monitoring the energy release of materials

Fracture and Structural Integrity, 2022
Monitoring the energy release during fatigue tests of common engineering materials has been shown to give relevant information on fatigue properties, reducing the testing time and material consumption.
Dario Santonocito, Dario Milone
doaj   +1 more source

مطالعه و بررسی کمّی و کیفی پارامترهای مؤثر در انجام لیتوگرافی سطح با میکروسکوپ تونلی روبشی [PDF]

فیزیک کاربردی ایران, 2020
در این مطالعه امکان انجام لیتوگرافی در مقیاس نانومتری در شرایط اتمسفر محیطی با کمک میکروسکوپ STM بررسی و پارامترهای بهینه برای انجام این کار مشخص شد، تا گام نخستی برای پیشرفت‌های آینده در زمینۀ‌ ساخت نانوزیست‌تراشه‌ها و سامانه‌های نانوالکترومکانیکی برای ...
رضا صابر, منصوره کریمی مشکانی, ایرج براتلو, میترا عابدینی   +3 more
doaj   +1 more source

Carbon monoxide oxidation on a Au(111) surface modified by spontaneously deposited Ru [PDF]

Journal of the Serbian Chemical Society, 2001
The spontaneous deposition of Ru on Au(111) was performed in 10-3MRuCl3 + 0.5MH2SO4 solution. The obtained surface was characterized by STM under potential control in 0.5MH2SO4 solution.
Štrbac Svetlana, Magnussen Olaf M., Behm Rolf-Jürgen   +2 more
doaj   +1 more source

Simultaneous Observation of Faradaic and Tunneling Current at a Flat Surface Using Tunneling-Current-Based Constant-Distance Scanning Electrochemical Microscopy with a Platinum Nanoelectrode

Electrochemistry, 2021
A conical-shaped Pt nanoelectrode whose tip apex features an effective electrode area was fabricated and used as a probe for scanning electrochemical microscopy (SECM).
Hiroshi YAMADA, Nobutaka YAMANAKA, Kenji YASUNAGA   +2 more
doaj   +1 more source

Development of Science Thematic Learning Media Discovery Learning Model Based on Science, Technology and Society (STM)

Mudarrisa: Jurnal Kajian Pendidikan Islam, 2021
The aim of research to develop instructional supplement in the form of thematic learning media discovery learning models based STM (science, technology and society) are valid and interesting.The background of this development the lack of use of the media
Titin Rambe, Kiki Pratama Rajagukguk
doaj   +1 more source

Aplicación de un puente LCR en la caracterización de superficies de níquel tratadas voltamperométricamente en medio ácido en ausencia y presencia de ion cloruro

Revista de Metalurgia, 2003
Se obtuvieron espectros de impedancias de electrodos de níquel a su potencial de corrosión, tras su tratamiento voltamperométrico en medio ácido. Para ello, se utilizó un puente LCR controlando el potencial aplicado mediante un potenciostato.
J. Gregori, J. Agrisuelas, D. Giménez, M. P. Peña, J. J. García-Jareño, F. Vicente   +5 more
doaj   +1 more source

Exploring the Adsorption Mechanism of Tetracene on Ag(110) by STM and Dispersion-Corrected DFT

Crystals, 2019
Self-assembled strategy has been proven to be a promising vista in constructing organized low-dimensional nanostructures with molecular precision and versatile functionalities on solid surfaces.
Zhaofeng Liang, Qiwei Tian, Huan Zhang, Jinping Hu, Pimo He, Haiyang Li, Shining Bao, Peng Wang, Han Huang, Fei Song   +9 more
doaj   +1 more source