Spin pumping and laser modulated inverse spin Hall effect in …
In this work, undoped semiconductors, germanium (Ge) and germanium tin (GeSn), were grown on ferrimagnetic insulator yttrium iron garnet (YIG) thin films using ultra-high vacuum molecular beam epitaxy. The crystallinity of the structure was determined from x-ray diffraction and high-resolution transmission electron microscopy combined with energy …
A 3 B 2Ge3O12 (Germanium Garnet) | SpringerLink
A 3 B 2 Ge 3 O 12 (Germanium Garnet) Download book PDF. Clyde Arthur Morrison 2 248 ...
Reducing Interfacial Resistance between Garnet
This study proposes a new methodology for reducing the garnet/Li-metal interfacial resistance by depositing a thin germanium (Ge) (20 nm) layer on garnet, which enables a stable cycling performance of a full cell of lithium metal, garnet electrolyte, and LiFePO4 cathode at room temperature. Substantial efforts are underway to develop …
The Influence of Surface Chemistry on Critical Current …
Garnet‐based solid state lithium batteries have attracted a lot of attention due to their potential advantages in safety and energy density. However, the high electrode–electrolyte interfacial resistance and low critical current density (CCD) related with lithium dendrite penetration have seriously hindered their further development and …
Current Situation and Sustainable Development …
Germanium ore is an indispensable strategic rare metal resources in the fields of information and communication,modern aviation,military,new energy and many other high-tech fields.This paper points out some tough problems in the process of development and utilization of germanium ore resources in China based on analysis of the resources …
flysmus Lymphvity MagneTherapy Germanium Earrings
About Germanium. There have been claims that germanium is beneficial for health, including improving the immune system, oxygen supply in the body, and destroying free radicals. ... Germanium and Garnet. Package Includes. 1x – Pair flysmus Lymphvity MagneTherapy Germanium Earrings (Pink/White) ... $56.99. $ 39.99 Current price is: …
Electrical Properties of Heavily Doped and Partially …
The electrical properties of heavily doped partially compensated calcium germanium substituted yttrium iron garnet (CaGe:YIG) thin film have been investigated for the first time using the following techniques: (1) I-V characteristic measurements, (2) D.C. conductivity measurements, (3) A newly developed double box car transient current spectroscopy, …
Experiments on the interface between germanium and an …
Abstract: Measurements have been made of the electrode potential of p- and n-type germanium in contact with aqueous solutions of KOH, KCl and HCl as a function of …
Reducing Interfacial Resistance between Garnet-Structured Solid …
Furthermore, this study proposes a new methodology for reducing the garnet/Li–metal interfacial resistance by depositing a thin germanium (Ge) (20 nm) layer on garnet. By applying this approach, the garnet/Li–metal interfacial resistance decreases from ≈900 to ≈115 Ω cm 2 due to an alloying reaction between the Li metal and the Ge. …
Reducing Interfacial Resistance between Garnet-Structured …
Furthermore, this study proposes a new methodology for reducing the garnet/Li–metal interfacial resistance by depositing a thin germanium (Ge) (20 nm) …
The origin of chemical inhomogeneity in garnet electrolytes and …
1. Introduction The use of a metallic lithium electrode in place of the current state-of-the-art graphitic anode in Li-ion batteries is expected to enable cells with higher energy densities as a result of the large theoretical capacity of lithium metal (3860 mA h g −1).Unsolved problems with safety due to side reactions and dendritic lithium formation in flammable …
Germanium ion implantation performance improvement on …
Germanium implant is a key materials modification implant step that is used in semiconductor wafer manufacturing. In this implantation process, germanium tetrafluoride (GeF4) is commonly used as the primary feed gas. The use of a fluoride-based gas, such as GeF4, often leads to poor beam and source life performance due to the …
Building a Better Li‐Garnet Solid Electrolyte/Metallic Li …
The deployment of Li‐garnet Li7La3Zr2O12 (LLZO) solid‐state electrolytes in solid‐state batteries is severely hampered by their poor wettability with metallic Li. In this work, Sb is presented as a compelling interfacial layer allowing superior wetting of Li onto a LLZO surface, resulting in a remarkably low Li/LLZO interfacial resistance of 4.1(1) Ω cm2. An …
Mitigating Interfacial Mismatch between Lithium …
materials has been constrained by poor interfacing between lithium and garnet that displays high impedance and uneven current distribution. Herein, we propose a facile and effective strategy to significantly reduce this interfacial mismatch by modifying the surface of such garnet-type solid electrolyte with a thin layer of silicon nitride (Si ...
Germanium as a Donor Dopant in Garnet Electrolytes
Request PDF | Germanium as a Donor Dopant in Garnet Electrolytes | Cubic Li7La3Zr2O12 (LLZO) garnet electrolytes continue to be viewed as an enabler of all-solid-state lithium battery technologies ...
Recycling of garnet solid electrolytes with lithium-dendrite
Interestingly, the recovered garnet electrolyte exhibits higher relative density, enhanced ionic conductivity and improved critical current density compared with the pristine one. The thermal healing is due to the products of the reaction between dendritic Li metal and air that contribute to the further densification of garnet electrolytes ...
Extreme lithium-metal cycling enabled by a mixed ion- and …
a, For the non-MIEC garnet, Li-metal plates at the TPB of the Li-ion-conducting garnet phase, pores and the electron-conducting phase, which exist at the current collector interface.Some pores are ...
The germanium quantum information route
In the effort to develop disruptive quantum technologies, germanium is emerging as a versatile material to realize devices capable of encoding, processing and …
Germanium as a donor dopant in garnet electrolytes
Germanium is used as a donor dopant in garnet-type Li 7 La 3 Zr 2 O 12 electrolyte, stabilising the conductive cubic phase 0.10 mol of Ge 4+ provided the …
Negating interfacial impedance in garnet-based solid-state …
Garnet-type electrolytes are attractive for lithium metal batteries due to their high ionic conductivity. A strategy to decrease interfacial impedance between a lithium …
High-performance photodetector based on an interface
The novel structure shows a significant decrease in dark current by 54 times at a −2 V bias. ... a thin layer of gadolinium iron garnet (Gd3Fe5O12, GdIG) film is introduced to engineer the ...
Valence state of dopant chromium ions in calcium …
CALCIUM-GALLIUM-GERMANIUM GARNET CRYSTALS A. E. Nosenko and L. V. Kostyk UDC 535.37+535.34 The development of tunable lasers on Cr 3 +-doped garnet crystals has aroused interest in their spectral luminescent characteristics. Recently, a dopant Cr 4+ center in a tetrahedral environment was found [1-2] in YAG and other garnets.
Germanium as a donor dopant in garnet electrolytes
The phase transition from garnet to "non-garnet" and the different sintering behavior of Ga and Al stabilized LLZO are identified as important factors in determining the electrochemical properties, illustrating that understanding the structure–properties relationships in this class of materials allows practical obstacles to its utilization to be …
Unlocking the hidden chemical space in cubic-phase garnet …
The cycle-life of the acid-treated garnet was measured at a current density of 3.0 mA/cm 2 at 60 °C, and the rate performance was measured with a current density from 0.6–2.2 mA/cm 2 to 0.4–3 ...
Garnet-Like Structures of High-Pressure Cadmium …
Crystals of CdGeO 3 grown at a pressure of 65 kilobars are tetragonal and have an ordered, garnet-like crystal structure with cadmium occupying the dodecahedral and octahedral sites, and germanium the octahedral and tetrahedral sites. The crystal structure (a = 12.406 ± 1 angstroms, c = 12.256 ± 1 angstroms, and space group I4 1 /a) has …
Spin pumping and laser modulated inverse spin Hall effect in …
In this work, undoped semiconductors, germanium (Ge) and germanium tin (GeSn), were grown on ferrimagnetic insulator yttrium iron garnet (YI The crystallinity of the structure was determined from x-ray diffraction and high-resolution transmission electron microscopy combined with energy dispersive x-ray spectroscopy.
Spin pumping and laser modulated inverse spin Hall effect in …
In this work, undoped semiconductors, germanium (Ge) and germanium tin (GeSn), were grown on ferrimagnetic insulator yttrium iron garnet (YIG) thin films using …
Faraday Effect Optical Current/Magnetic Field Sensors …
Abstract: Optical current/magnetic field sensor based on creation of the Faraday rotation effect in cerium-substituted yttrium iron garnet single crystal has been presented. Here we focus our studies on improving the magneto-optical properties and sensitivity constant of Ce:YIG Faraday sensor element through compositional modification.
Laser-heating spin Seebeck effect of yttrium iron garnet…
DOI: 10.1016/J.JMMM.2018.07.076 Corpus ID: 126132982; Laser-heating spin Seebeck effect of yttrium iron garnet/platinum heterostructure below room temperature @article{Wang2018LaserheatingSS, title={Laser-heating spin Seebeck effect of yttrium iron garnet/platinum heterostructure below room temperature}, author={Shuanhu Wang and …
Garnet-type solid-state electrolytes: crystal structure, …
This review focuses on the garnet-type SSEs in the formula of Li7La3Zr2O12 (LLZO), and discusses the structure-performance relationship of this …