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Tellurite And Fluorotellurite Glasses For Active And Passive

Tellurite And Fluorotellurite Glasses For Active And Passive

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Glossary; MDO<br />

Glossary<br />

aM = partial refractivity of component MmOn<br />

A = materials constant (viscosity and optical loss)<br />

[A] = concentration of acid / alkali species A in solution<br />

AES = Auger electron spectroscopy<br />

α = absorption coefficient<br />

B = materials constant (viscosity)<br />

BE = binding energy<br />

BO = bridging oxygen<br />

BSE = Backscattered electron<br />

β = isothermal compressibility<br />

c = velocity of light in a vacuum (2.998×10 8 m.s -1 )<br />

C = materials constant (viscosity and optical loss)<br />

CCD = charge coupled device<br />

CG = Cohen-Grest (viscosity model)<br />

CN = coordination number<br />

C0 = current of electron beam leaving tungsten filament in SEM<br />

C1 = current of electron beam striking sample surface in SEM<br />

Cp = molar heat capacity at constant temperature<br />

cps = counts per second<br />

CRT = cathode ray tube<br />

χn = n th order non-linear susceptibility<br />

d = atomic plane d-spacing used in XRD<br />

df = optical fibre diameter<br />

dn = nearest neighbour bond length<br />

D = diffusion coefficient<br />

D = dissociation energy of a molecule<br />

e<br />

DOF = depth of field in SEM<br />

DSC = differential scanning calorimetry<br />

DTA = differential thermal analysis<br />

DTGS = deuterated triglycine sulphate<br />

δ = phase difference<br />

∆ = related to phase of reflected light in ellipsometry calculation<br />

e = charge of electron (1.602×10 -19 C)<br />

E = energy<br />

E = electromagnetic field strength<br />

E0 = ground energy state of molecule<br />

Ea = activation energy<br />

EB = binding energy of an electron<br />

Ed = depth of potential well<br />

EDFA = erbium doped fibre amplifier<br />

EDX = energy dispersive X-ray (analysis)<br />

Eg = electronic band gap energy<br />

Ekin = kinetic energy of an ejected electron<br />

EM = electromagnetic<br />

EMI = electromagnetic interference<br />

Ep = potential energy<br />

erf = error function<br />

erfc = complimentary error function<br />

Es = Sellmeir gap energy<br />

v

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