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61 Tungsten STM tips made by electrochemical etching are always covered with a layer of oxide film, which greatly affects the quality of STM images.

62 Specimens prepared by polishing and etching in a weak solution of nitric acid and alcohol reveal the lamellar structure of alternating plates that forms on slow cooling.

63 Results :These observations showed that areas of slight decalcification were limited to some enamel rod after the acid etching for the fird time and the number of cellular structure was low.

64 The experiment of fully automatic reactive ion etching on 3 inch GaAs wafer is described.

65 A new method for testing the acid etching depth of WC-Co cemented carbide by flame atomic absorption spectrometry and glow discharge spectrometry has been studied.

66 A strong acid,(http://sentencedict.com/etching.html) it is toxic and can cause severe Burns. It attacks most metals and is used for etching steel and photoengraving.

67 Attribute to SOI wafer and deep reactive ion etching technology used, the fabrication process of the sensor is easy to control.

68 He was able to procure a Rembrandt etching from the art dealer.

69 Three fabrication processes, including (i) wet etching, (ii) the selective epitaxial growth (SEG) on silicon wafers, and (iii) using silicon on insulator (SOI) wafers, were studied.

70 Big - size advertisement, Metal and Paper, Glass Etching , Plastic, Acrylic and.

71 In order to reduce the thermal conductivity and heating capacity and increase the detectivity of array, the suspended structure was formed on silicon wafer by chemical etching of KOH.

72 Also , severe biofouling, physical abrasion, and chemical etching of the glass may erode the sensing surface.

73 This accelerometer is fabricated by N type silicon wafer. To obtain high aspect ratio structure, deep reactive ion etching(DRIE) process is employed.

74 The resolution of an etching process is a measure of the fidelity of pattern transfer.

75 It's an open invitation for overpriced dealer add - ons such as interior protectant, window etching or undercoating.

76 Wet etching for MOEMS devices based on K 9 glass substrate is demonstrated.

77 EPR method is consistent with the oxalic acid etching test.

78 The method also includes forming a recessed region in the cell array region by etching the semiconductor substrate.

79 SCD developed the first vacuum etching machine in china, with vacuum flood bar in the etching chamber; no pool effect; etching factor is up to 4.0.

80 The shape, distribution and density of etch pits on the (101) face was observed by metalloscope after chemical etching.

81 Aim : To prevent the fixed - orthodontic etching from acid - eroded enamel opaque spot.

82 Discussing diffractive efficiency of DOEThere are alignment errors , linewidth errors and etching errors infabrication of DOE.

83 Silicon, semiconductor material , can form different configurations at anodic bias etching system in the HF electrolyte.

84 Porous silicon (PS) was prepared by the electrochemical etching technique with self-made cell. The orthogonal experimental method is adopted to design anodization parameters.

85 Because of the combined of static and dynamic storage structure, the speed of the simulation is improved, so that the PC can carry out this etching simulation.

86 Often with fake chemical etching method to produce color Qin old jade.

87 The principle and the main parameters of the dry etching for silicon dioxide are introduced.

88 The etching solution is composed of Potassium hydroxide, Sodium hydroxide, and additives. The window of demanding is crosshatched in certain conditions on polyimide flexible substrate.

89 Yak hairs were treated by the microwave electron cy cl otron resonance plasma reactive ion etching(ECR-RIE) equipment to improve its property of weave.

90 Phosphoric acid can be used as solute of etching agent or forming agent, or as hydrate inhibitor in manufacturing electrolytic capacitors.