In2te3 ferroelectric
WebFeb 9, 2024 · α-In 2 Se 3 is the most common phase without the inversion symmetry, which affords it with extraordinary piezoelectric and ferroelectric properties [25,26,27]. In … WebFeb 1, 2024 · When stacking a Bi 2 Se 3 layer on top of a α -In 2 Se 3 ferroelectric layer, two different arrangements can be obtained, noted hereafter G1 and G 2, depending on the direction of the polarization vector: in the G 1 configuration, the spontaneous out-of-plane electric polarization P is pointing towards Bi 2 Se 3 while in the configuration G 2 it …
In2te3 ferroelectric
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WebDec 8, 2024 · 2D ferroelectrics with robust polar order in the atomic-scale thickness at room temperature are needed to miniaturize ferroelectric devices and tackle challenges imposed by traditional ferroelectrics. These materials usually have polar point group structure regarding as a prerequisite of ferroelectricity. Yet, to introduce polar structure into ... WebFeb 9, 2024 · Indium selenide (In 2 Se 3) is an attractive layered semiconductor material with promising optoelectronic and piezoelectric applications. In this work, single-crystalline α -In 2 Se 3 nanobelts are synthesized using a catalyst-free chemical vapor deposition method through the direct selenization of In 2 O 3 powders.
WebBy alloying only In2Te3 with SnTe, a ZT value of ∼0.9 at 923 K was achieved. ZT can be further increased to ∼1.1 at 923 K through adjusting the charge carriers by iodine doping at Te sites.", author = "Gangjian Tan and Zeier, {Wolfgang G.} and Fengyuan Shi and Pengli Wang and Snyder, {G. Jeffery} and Dravid, {Vinayak P.} and Kanatzidis ... WebJan 6, 2024 · It is revealed that the electronic structures of graphene and In 2 Te 3 monolayer are well preserved upon contact. The transition between the n-type Ohmic and p-type Schottky contacts can be...
WebApr 6, 2024 · This concept is demonstrated using the example of the bilayer MnBi2Te4 on ferroelectric In2Se3 or In2Te3, where the polarization direction of the 2D ferroelectrics determines the interfacial band ... WebOct 6, 2024 · In the In 2 Te 3 monolayer, each unit cell consists of two In atoms and three Te atoms, which are arranged in the sequence of Te–In–Te–In–Te [ 38, 45 ]. The calculated lattice parameters of the In 2 Te 3 monolayer are determined to be a = b = 4.37 Å, which also coincides well with previous findings [ 38 ].
WebApr 7, 2024 · The device potential of these 2D ferroelectric materials is further demonstrated using the examples of van der Waals heterostructures of In 2 Se 3 /graphene, exhibiting a tunable Schottky barrier ...
WebUtilizing a model for point defect scattering, we analyze the origin of the low thermal conductivity in SnTe–In 2 Te 3 and attribute it mainly to the strong vacancy originated … nourish the fit woman\u0027s cookbookWebFeb 18, 2024 · By using first-principles calculations, we predict that hole-doping can induce robust ferromagnetism in 2D ferroelectric {\alpha}-In2Se3 due to its unique flat band … how to sign language i miss youWebOct 6, 2024 · It is revealed that the electronic structures of graphene and In 2 Te 3 monolayer are well preserved upon contact. The transition between the n-type Ohmic and p-type Schottky contacts can be realized for the graphene/In 2 Te 3 heterostructures by switching the polarity of In 2 Te 3. nourish the brainWebOct 6, 2024 · Generally, the strain resulting from the lattice mismatch may affect the electronic structures of the graphene/In 2 Te 3 heterostructures. For comparison, the … how to sign language i love youWebDec 31, 2011 · Abstract and Figures The objective of this research was simulated the electronic structure of In2Te3 thermoelectric material by using discrete variational-Xα (DV-Xα) cluster models method based... nourish the flatheadWebJul 13, 2024 · Here, we show in-plane ferroelectricity in β′ phase In 2 Se 3, a different In 2 Se 3 polymorph. Previously, the β′ phase was believed to be metastable and only existed … nourish tf formulaThe In2Se3 films were transferred from mica to TEM grids or other substrates by the poly (methyl methacrylate) (PMMA) method. The PMMA solution was first spin coated onto mica at 3,000 rpm for 60 s and then heated at 100 °C for 5 min. Second, the PMMA was spin coated again to the mica at 1,000 rpm for 60 … See more In a typical CVD process, 6 mg In2O3 (99.99%, Alfa) and three fresh mica sheets were loaded into the quartz boat and placed in downstream zone 2 (T2 = 560–760 °C; heating … See more The InSe crystals were synthesized by heating In2Se3 powder (99.99%, Innochem) at 950 °C for 30 min under H2/N2 mixed gas (30 s.c.c.m.). Then, the InSe powder was obtained by grinding the InSe crystals. In the … See more The In2Se3 films were characterized by OM (Leica, DM2700M and DM1750M), atomic force microscopy (Hitachi 5300E), piezoresponse force microscopy (Asylum Research MFP-3D … See more The metastable β′-In2Se3 can be transformed into a more stable α phase by releasing the strain. We release the strain of β′-In2Se3 films by … See more how to sign laundromat in asl