2017年11月22日 · Highly (001)-textured, photoactive WSe 2 thin films have been prepared by an amorphous solid-liquid-crystalline solid process promoted by palladium. By increasing the thickness of the Pd promoter...

2021年1月4日 · After demonstrating the imaging of AB/BA and ABA/ABC domains in multilayer graphene, we employ this technique to investigate reconstructed moiré patterns in twisted WSe 2 /WSe 2 bilayers and...

2015年7月1日 · WSe 2 —a layered semiconductor that can be exfoliated into atomically thin two-dimensional sheets—offers promising characteristics for application in solar energy...

Tungsten selenide (WSe2) nano semiconductor is synthesized by a solvothermal method using sodium tungstate and selenium powder as a precursor, PVP... ... This temperature difference...

2020年9月1日 · Tungsten selenide (WSe 2) nano semiconductor is synthesized by a solvothermal method using sodium tungstate and selenium powder as a precursor, PVP as a stabilizing agent, and urea as a precipitating agent. Structural information of material is elucidated by XRD, such as grain size and crystal orientation.

Tungsten diselenide (WSe2) single crystals and thin films have attractive properties like bandgap in the range of 1 -2 eV which is most suitable range of energy to tap solar spectrum...

2015年2月13日 · WSe2 micro/nanorods were synthesized using one step microwave and hydrothermal methods. The as synthesized micro/nanorod samples of WSe2 were characterized using various characterization techniques such as SEM, TEM, Raman spectroscopy, X-ray diffraction, UV-visible and PL spectroscopy.

2024年10月17日 · 基于 2d 材料的平面器件因其超薄特性和增加的表面积而具有高灵敏度，因此在气体和湿度传感器应用中受到追捧。在此，制造了基于 2d wse2 薄膜的规划器设备，以评估它们在湿度传感器中的潜在应用性能。通过拉曼光谱、光致发光、光学显微镜和扫描电子显微镜 （sem） 技术研究了 wse2 传感薄膜的 ...

2024年4月29日 · Scanning electron microscopy (SEM) images showed irregular and nonuniform morphology. The size of the 2D nanosheets was determined using transmission electron microscopy (TEM) providing insights intotheir physical characteristics.

2022年9月1日 · Here, we have studied and compared properties of thin crystalline WSe 2 films prepared via selenization of sputter-deposited sacrificial WO 3 and W films. Surface morphology of the as-grown films was studied using a scanning electron microscope complemented with an atomic force microscope.