超导

Thedestination of the work is to improve the performance of the high temperaturesuperconductor rf SQUID system, and to develop the gradiometer suitable for theapplication in the unshielded environment.

详细本博士论文工作的目的是研制具有低噪声、大带宽、高摆率并具有较好稳定性的高温超导rfSQUID磁强计及梯度计系统，为SQUID的实际应用做准备。

We developed a first-order electronic gradiometer with four HTS rf SQUIDs. Thereference consisted of three SQUIDs oriented in x, y and z directions. A balance factorof 2〓 was achieved. With 3.5mm diameter washer rf SQUIDs, the magneticgradient sensitivity was 220fT/(√ Hz ·8cm). As a preliminary test, we used thegradiometer for nondestructive evaluation and magnetocardiograms inunshielded environment.

我们用四个高温超导rf SQUID组成一个具有高平衡度的一阶电子梯度计，梯度计的基线长度为8cm，它对各方向均匀场的平衡优于2×1〓，利用该一阶梯度计，我们在没有屏蔽的实验室环境下进行了心磁图测量和无损检测初步实验。

Detection of a periodic signal hidden in noise is frequently a goal in superconducting gravimeter.

1引言探测时间序列中隐含的周期信号是超导重力仪观测数据分析的目标之一，一般需对观测数据进行频谱分析。

The special attention is focused on the role of gravity changes recorded based on the superconducting gravimeter s in the GGP network.

文章还介绍了综合现代大地测量技术，全球超导重力仪的长期、连续观测在地表水循环、同震和震后形变、地球慢形变和地壳垂直运动等方面将发挥重要作用的情况。

It is recognized widely nowadays that the superconducting gravimeter is a kind of best relative gravimeter with high observing precision, good continuity and stability.

超导重力仪被普遍认为是迄今为止观测精度高、连续性和稳定性最好的相对重力仪，但是在获得真实重力场变化之前，必须利用格值对这类仪器的直接输出量进行标定。

A superconducting gravimeter with the precision of μGal is the most sensitive gravimeter for measuring the gravity tides.

超导重力仪是目前精度最高的重力固体潮观测仪器，其灵敏度可以达到μGal量级。

After study the potential energy of the dc-SQUID, the Hamiltonian of the device is presented.

通过引入直流超导量子干涉器的相位势，给出系统的哈密顿量。

That day we discussed a paper recently published by the great German physicist Werner Heisenberg on the theory of superconductivity.

那天，我们讨论了伟大的德国物理学家维尔纳·海森伯格新近发表的有关超导理论的论文。

Jan Hendrik Schon's success seemed too good to be true, and it was. In only four years as a physicist at Bell Laboratories, Schon, 32, had co-authored 90 scientific papers—one every 16 days—detailing new discoveries in superconductivity, lasers, nanotechnology and quantum physics.

简亨德里克舍恩的成功似乎令人难以置信，但它的确如此。32岁的舍恩曾是贝尔实验室的物理学家，在短短4年间，他却与人合作撰写了90篇科技论文——每1 6天一篇——这些论文详尽阐述了他在超导，激光，纳米技术和量子物理学方面的最新发现。

By combining electromagnetic theory with condensed state physics, we studied the electric skin effect , which consists of the distribution of conductor s induced charge on the surface of the conductor under the state of electrostatic equilibrium, the skin effects of the alternating current and super current.

用电磁学理论结合凝聚态物理学理论研究了电趋肤效应问题，它包括处于静电平衡状态下的导体上的感应电荷分布在导体的外表面上、交流电流的趋肤效应和超导电流的趋肤效应。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。