光学专业英语50句翻译

2021年2月16日发(作者：夏花)

光学专业英语

50

句翻译

group's activities in this area have concentrated on the mechanical

effects

of

angular

momentum

on

a

dielectric

and

on

the

quantum

properties

of

orbital

angular

momentum.

在这个研究领域，

这个研究组主要集中在电介质中的角动量的机械效应和轨道角动量的 量子

属性。

2.

Experimental realization of entanglement have been restricted to

two-state

quantum

systems.

In

this

experiment

entanglement

exploiting

the

orbital

angular

momentum

of

photons,

which

are

states

of

the

electromagnetic

field

with

phase

singularities

(doughnut modes).

纠缠的实验认识还只停留在二维量子系统。

在 这实验中，

利用了光子的轨道角动量的纠缠是

具有相位奇点（暗 中空模式）的电磁场的状态。

3. Laguerre Gaussian modes with an index l carry an orbital angular momentum of

per photon

for linearly polarized light that is distinct from the angular momentum of the photons associated

with their polarization

对线偏振光来说，具有因子

l

的

LG

模式的每个光子能携带

的轨道角动量，这是与偏振态

相关的光子的角动量 是截然不同的。

4.

This

opens

up

a

practical

approach

to

multi-dimensional

entanglement

where

the

entangled

states do not only consist of two orthogonal states but of many of them. We expect such states to

be

of

importance

for

the

current

efforts

in

the

field

of

quantum

computation

and

quantum

communication.

< p>
它打开了一条通往多维纠缠态切实可行的通道，

这纠缠态不仅存在于二维正 交态中而且存在

于多维正交态中。

我们预料这纠缠态对于我们在 量子计算和量子通信这个领域的努力是极其

重要的

5. Given the experimental verification of the {orbital angular momentum conservation} one may

expect to find entanglement between the two photons produced in the conversion process. Further

experimental results show that the two-photon state goes beyond classical correlation and indeed

we were able to prove the entanglement for photon states with phase singularities.

轨道角动量转 换这个实验确认，

人们可能发现纠缠存在于转换过程中的被诱导的两个光子中

< p>
.

进一步实验结果确认这两个光子的状态可能不存在经典的联系，

我们确实能够证明具有相位

奇点光子状态的纠缠。

6. The wave front (top) and the intensity pattern (bottom) of the simplest Laguerre Gauss ( ) or

doughnut mode. The index l is referred to as the winding number and (p+1) is the number of radial

nodes. The customary Gaussian mode can be viewed as LG mode with l=0.

最基本的

LG( )

和暗中空模式的波 前（上）和强度图形（下）

。

L

是径向 回转数，

p+1

是径向

波节数。普通的

LG

模可看作

l=0

< br>的

LG

模。

7. The handedness of the helical wave fronts of the LG modes is linked to the sign of the index l

and can be chosen by convention. The azimuthal phase term of the LG modes results in helical

wave fronts. The phase variation along a closed path around the beam center is .

LG

模的螺旋波前的左右 手习惯是和

l

的特征相联系的，

能够按 规定进行选择。

LG

模的角向

术语来源 于螺旋波前，相变量沿着一条封闭路径绕光束中心一周就

.

8.

vortices

might

extract

abundant

information

from

matter,

providing

a

new

and

potentially wide-ranging optical tool, a Spain-US team has proposed theoretically.

一个西班牙和美国团队从理论上提出，

“光涡旋”可能从物质获得大量信息， 从而提出了一

个新的，潜在的广泛应用的光学工具。

9. An ordinary light beam, when viewed head-on, looks like a bright circle. But a special light

beam called an

central

core

，

Optical

vortices

are

the

simplest

kind

of

beam

carrying

a

property

called

angular momentum

一 束普通的光，

当我们迎面看时，

就像一束明亮的圆周，

但对于一束特殊的称作

“光涡旋

“的

< p>
光束，我们迎面看时，像一个明亮的环绕着一个黑暗的圆心，这种光具有“轨道角动量”的

属性，光涡旋是其中最简单的一种。

10.

However,

for

light

with

orbital

angular

momentum

(OAM),

the

energy

spirals

around

the

beam axis. Ordinary beams carry only

light.

然而，< /p>

对于具有轨道角动量

(OAM)

的光，< /p>

其能量绕着光轴螺旋，普通的光仅仅携带

“自旋角

动量”

，用光的偏振态进行编码。

11.

All

possible

spin

states

can

be

constructed

with

just

two

polarization

states

(vertical

and

horizontal, or clockwise and counterclockwise).

所有的自旋状态都能用两个偏振态进行构建（ 垂直和水平，或者顺时针和逆时针）

。

12

．

Around the dark core of an optical vortex, the energy flow carried by the light beam is like a

spiral staircase, flowing in a clockwise or counterclockwise direction.

绕着光涡旋的黑暗中心，

光束携带的能量流就像螺旋梯，

沿 着顺时针或者逆时针方向流动。

13.

How

an

optical

vortex

reverses

its

spin:

The

laser

beam

propagates

in

the

horizontal

(z)

direction and the transverse (x-y) plane is the cross-section of the beam at a given z-plane.

光涡旋怎样倒转它的自旋：

在一个给定的< /p>

z

平面，

激光沿水平

z

方向和横向的

(x-y)

平面的 传

播是光束的截面。

14.

Mechanical

properties

of

light

like

linear

and

angular

momentum

allow

for

the

trapping,

rotation and manipulation of microscopic objects.

线动量和角动量的机械特性有诱捕，旋转和对细微颗粒的操作。

15. A recent experiment shows that both the spin and the orbital angular momentum transferred to

a small particle held off-axis are proportional to the local intensity of the beam .

最近的实验表明，传给远轴的小颗粒的自旋和轨道角动量 是与光束的局部光强成比例。

16. Equivalently, if the light wave is circularly polarized (the electric field precesses in corkscrew

fashion as the wave moves along) the two contrary states of the spin would then correspond to the

light

wave's

electric

field

precessing

clockwise

(in

a

way)

or

anticlockwise

(in

a

同理，如果光波是圆极化的（波移动时电场以螺旋形进动）

，自旋的两种相反的状态对应于

光波电场以顺时针“右手”或逆时针方向“左手”进动。

17

．

For the purposes of data processing a 0 or 1 bit can be associated respectively with vertical and

horizontal polarizations or, equivalently, with clockwise or anticlockwise polarizations.

为了处理数据，

0

< p>
，

1

分别和垂直和水平或者，同理，和顺时针和逆 时针相关联。

18

．

The ordinary forward momentum of a particle of light is equal to Planck's constant divided by

the wavelength of the equivalent light wave.

通常光子的前向动量等于普朗克常数除光波长。

19

．

The orientation or phase of a minute hand on a clock is the amount by which the hand has

swept around the clock face: a quarter past the hour, half past the hour, etc.

一个钟表的分针的指向或相位就是分针绕表面扫过的量：一刻钟，半小时等等。