Search Within
Applied Filters:
Showing 1-30 of 73 results for "


" within Papers
Sort by Relevance
Michael Oehme et al.
Optics express, 21(2), 2206-2211 (2013-02-08)
In this paper we investigate the influence of n-type doping in Ge light emitting diodes on Si substrates on the room temperature emission spectrum. The layer structures are grown with a special low temperature molecular beam epitaxy process resulting in
A Gassenq et al.
Optics express, 20(25), 27297-27303 (2012-12-25)
A surface-illuminated photoconductive detector based on Ge0.91Sn0.09 quantum wells with Ge barriers grown on a silicon substrate is demonstrated. Photodetection up to 2.2µm is achieved with a responsivity of 0.1 A/W for 5V bias. The spectral absorption characteristics are analyzed
John Metyko et al.
Health physics, 107(5 Suppl 3), S177-S180 (2014-10-02)
Three different 90Y internally administered radionuclide therapies are currently used in both standard-of-care and clinical trial procedures atMD Anderson Cancer Center. TheraSphere and SIR-Spheres therapies utilize 90Y-labeled microspheres, while Zevalin is an 90Y-labeled radioimmunotherapeutic agent. Several publications have indicated radionuclidic
[Advances in the research of germanium].
X R Kong
Sheng li ke xue jin zhan [Progress in physiology], 27(2), 173-175 (1996-04-01)
Katrin Loeschner et al.
Analytical and bioanalytical chemistry, 407(16), 4541-4554 (2015-04-16)
Hip replacements are used to improve the quality of life of people with orthopaedic conditions, but the use of metal-on-metal (MoM) arthroplasty has led to poor outcomes for some patients. These problems are related to the generation of micro- to
Racheal O Ogbodu et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 149, 231-239 (2015-05-13)
The photophysical properties of the conjugate of uridine and zinc mono carboxy phenoxy phthalocyanine (ZnMCPPc-uridine, 4) are reported in this work. The conjugate was also adsorbed onto single walled carbon nanotubes (ZnMCPPc-uridine-SWCNT, 5). The X-ray photoelectron spectroscopy of 4 showed
Jin Liu et al.
Dalton transactions (Cambridge, England : 2003), 42(14), 5092-5099 (2013-02-13)
In this study, Zn2GeO4 hollow spheres were successfully fabricated by a template-engaged approach using zinc hydroxide carbonate (Zn4CO3(OH)6·H2O, ZHC) spheres as the template. During the hydrothermal process, Zn(2+) dissolved from the surface of the ZHC spheres could rapidly react with
Zhiwen Chen et al.
Journal of nanoscience and nanotechnology, 14(2), 1318-1337 (2014-04-23)
Germanium materials are a class of unique semiconductor materials with widespread technological applications because of their valuable semiconducting, electrical, optical, and thermoelectric power properties in the fields of macro/mesoscopic materials and micro/nanodevices. In this review, we describe the efforts toward
A G Schauss
Renal failure, 13(1), 1-4 (1991-01-01)
Acute renal failure (ARF) or renal dysfunction (RD) associated with germanium-induced nephrotoxicity has been reported in 18 patients since 1982. In 2 of these cases the patients died of acute renal and cardiogenic failure. In 17 of 18 cases biopsies
Meghavi N Patel et al.
AAPS PharmSciTech, 15(6), 1498-1508 (2014-07-19)
The aim of this research was to advance solid lipid nanoparticle (SLN) preparation methodology by preparing glyceryl monostearate (GMS) nanoparticles using a temperature-modulated solidification process. The technique was reproducible and prepared nanoparticles without the need of organic solvents. An anticancer
S H Tao et al.
Regulatory toxicology and pharmacology : RTP, 25(3), 211-219 (1997-06-01)
Germanium-containing dietary supplements became popular in the 1970s in Japan and later in other countries, as elixirs for certain diseases (e.g., cancer and AIDS). Germanium is not an essential element. Its acute toxicity is low. However, at least 31 reported
Lu Dai et al.
Nanoscale, 5(3), 971-976 (2012-12-15)
The controllable fabrication of self-scrolling SiGe/Si/Cr helical nanoribbons on Si(111) substrates is investigated. The initial lateral etching profile of the Si(111) substrates shows a 2-fold rotational symmetry using 4% ammonia solution, which provides guidance for initial scrolling of one-end-fixed nanoribbons
V A Liashenko et al.
Zhurnal mikrobiologii, epidemiologii, i immunobiologii, (3)(3), 60-68 (2013-09-05)
Detailed characteristic of results of intranasal immunization of mice with one of two variants of vaccinating influenza virus, particularly in combination with a low molecular weight germanium-organic compound (LMW-GOC). An additional aim is evaluation of effect of LMW-GOC on the
L Persichetti et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 25(7), 075802-075802 (2013-01-19)
By exploiting a fully three-dimensional finite-element modeling of strain fields, we investigate the spatial dependence of the elastic interaction energy between misfitting nanostructures beyond the point-dipole approximation. When interacting islands are finite in size, the detailed shape of the elastic
C Blumenstein et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 25(1), 014015-014015 (2012-12-12)
Atomic nanowires on the Au/Ge(001) surface are investigated for their structural and electronic properties using scanning tunneling microscopy (STM) and angle-resolved photoemission spectroscopy (ARPES). STM reveals two distinct symmetries: a c(8 × 2) describing the basic repeating distances, while the
Noriaki Miyaji et al.
Nihon Hoshasen Gijutsu Gakkai zasshi, 69(12), 1379-1386 (2013-12-25)
Accurate calibration of dose calibrators (DC) is required for quantitative positron emission tomography (PET) studies to generate meaningful information. Values measured by DC depend not only on the radioactive nuclide but also the environment where measurements are taken. Therefore, DC
W Streyer et al.
Optics express, 21(7), 9113-9122 (2013-04-11)
We demonstrate strong-to-perfect absorption across a wide range of mid-infrared wavelengths (5-12µm) using a two-layer system consisting of heavily-doped silicon and a thin high-index germanium dielectric layer. We demonstrate spectral control of the absorption resonance by varying the thickness of
Giuseppe Pomarico et al.
Inorganic chemistry, 52(7), 4061-4070 (2013-03-14)
5,10,15-Triaryltetrabenzocorrole complexes of aluminum, gallium, germanium, and phosphorus were synthesized by coordination of these metal ions in the preformed triaryltetrabenzocorrole macrocycle, opening a way to the investigation of different metal complexes. The UV-vis spectra of these derivatives exhibit a red
T Matsusaka et al.
Clinical nephrology, 30(6), 341-345 (1988-12-01)
We report two cases of renal failure following long-term ingestion of germanium dioxide (GeO2) and comment on eight other cases reported in Japan. Ge-induced nephropathy is characterized by insidious onset of renal failure without proteinuria or hematuria after oral intake
Liqun Zhou et al.
Journal of dentistry, 43(8), 973-980 (2015-06-10)
The present study examined (1) the chemical interaction between three self-etching adhesives and sodium hypochlorite (NaOCl)-deproteinised dentine, and (2) the influence of NaOCl treatment on bond strength of self-etching adhesives with/without adhesive functional monomers to dentine. Caries-free dentine disks (control)
Yunfei Jiang et al.
Plant, cell & environment, 38(11), 2387-2397 (2015-06-18)
Pea (Pisum sativum L.) is a major legume crop grown in a semi-arid climate in Western Canada, where heat stress affects pollination, seed set and yield. Seed set and pod growth characteristics, along with in vitro percentage pollen germination, pollen
Yang Chen et al.
Journal of AOAC International, 97(4), 1143-1150 (2014-08-26)
A proficiency test (PT) program for determination of total As in apple juice samples was conducted by the Food Emergency Response Network (FERN) laboratories. An analytical method using inductively coupled plasma (ICP)-MS was validated for this project. The LOD and
F H Nielsen
The Journal of nutrition, 126(9 Suppl), 2377S-2385S (1996-09-01)
The term ultratrace elements, often used to indicate elements with an established, estimated or suspected requirement generally indicated by microgram/, could be applied to at least 20 elements. The quality of experimental evidence for nutritional essentiality varies widely for the
Philip S Salmon et al.
Physical chemistry chemical physics : PCCP, 15(37), 15286-15308 (2013-08-14)
The structure of several network-forming liquids and glasses is considered, where a focus is placed on the detailed information that is made available by using the method of neutron diffraction with isotope substitution (NDIS). In the case of binary network
Li Z Pei et al.
Recent patents on nanotechnology, 6(1), 44-59 (2011-10-26)
Ge nanowires exhibit wide application potential in the fields of nanoscale devices due to their excellently optical and electrical properties. This article reviews the recent progress and patents of Ge nanowires. The recent progress and patents for the synthesis of
Prinson P Samuel et al.
Inorganic chemistry, 52(3), 1544-1549 (2013-01-25)
Dialkylamino compounds of group 14 elements (Si, Ge, Sn) in the +2 oxidation state supported by benzamidinate ligands were synthesized and treated with pentafluoropyridine. Two different modes of reactivity were observed, depending on the metal atom and the basicity of
Small bowel perforation by a germanium stone.
Ji Young Jang et al.
The American surgeon, 79(4), E145-E146 (2013-04-12)
J Y Sug et al.
Journal of nanoscience and nanotechnology, 13(5), 3500-3504 (2013-07-19)
We study optical quantum transition line shapes (QTRSs) and optical quantum transition line widths (QTLWs) in relation to magnetic-field dependence properties of the electron-piezoelec potential phonon interaction system. We consider two systems-one is subject to right circularly oscillating external fields
Gui-Di Yang et al.
Ecotoxicology and environmental safety, 120, 7-12 (2015-05-31)
Arsenite [As (III)] oxidation can be accelerated by bacterial catalysis, but the effects of the accelerated oxidation on arsenic toxicity and translocation in rice plants are poorly understood. Herein we investigated how an arsenite-oxidizing bacterium, namely Brevibacillus laterosporus, influences As
Yuanyuan Yue et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 71, 244-253 (2014-07-06)
Phthalate plasticizers have been subjected to close scrutiny and evidences of their toxicity and other negative environmental impacts have arisen as a result of their use in food in some countries. Once entering human body, plasticizers could affect the conformation
Page 1 of 3
Page 1 of 3