lithium niobateLiNbO3
PPLN Λ = 6.82 µm · 1064 → 532 nm · 2 px/µm
lithium niobate / Data / eo-rT

Linear electro-optic (Pockels) coefficients, unclamped (constant stress)

Spread

rT pm/V; one row per independent component
r139.909.9510.0010.0510.10Crystal Technology [V]Weis & Gaylord [P-comp]2 records, span 0.000r226.86.97.0Crystal Technology [V]Weis & Gaylord [P-comp]2 records, span 0.19r3332.2532.5032.7533.00Crystal Technology [V]Weis & Gaylord [P-comp]2 records, span 0.800r5132.032.533.0Crystal Technology [V]Weis & Gaylord [P-comp]2 records, span 1.00

Each mark is one record; bars are stated ranges, whiskers stated uncertainties. Filled marks: P, P-comp, P-db; hollow: S, V, C, P(abs). Hover a mark for its source. Each row has its own axis; no mean or fit is drawn. Rotate any record into a cut: tensors and frame conventions.

Records

1 variant
ValueUnitVariantConditionsFrameSourceLocatorStatus
r13 10, r22 6.81, r33 32.2, r51 32
default record
pm/VCongruent LiNbO3 (CLN)
composition not stated in Weis & Gaylord 1985; Volk & Wöhlecke 2009 Table 1.2 lists the same values for CLN
mech. free (T); λ 633 nmcrystal-physics; x: a axis, perpendicular to a mirror plane; z: polar c axis; convention IRE-1949; +z: +c points out of the face that becomes negative on compression; equivalently it becomes positive on cooling (Weis & Gaylord 1985 pp. 192-193)Weis & Gaylord, Applied Physics A 37 191-203 (1985)Table 4, p. 199P-comp
No 1550 nm EO values were found in any source read ( gap 4). Free (T) coefficients vary within +-5% with melt composition (Turner, Nash, Bridenbaugh 1970, via Weis & Gaylord 1985 p. 199); r22 varies with composition with a minimum near 48.9 mol% (Volk & Wöhlecke 2009 p. 150).
r13 10, r22 7, r33 33, r51 33pm/VCongruent LiNbO3 (CLN)f low frequency; mech. free (T); λ 633 nmcrystal-physics; x: a axis, perpendicular to a mirror plane; z: polar c axis; sign convention unstated; +z: not stated in this record; tensor form matches this frame by symmetryCrystal Technology, Inc. (1999)–V
Data sheet also lists r_c = 18 pm/V.

Congruent LiNbO3 (CLN)composition not stated in Weis & Gaylord 1985; Volk & Wöhlecke 2009 Table 1.2 lists the same values for CLN

P-comp
r13 10, r22 6.81, r33 32.2, r51 32pm/V
mech. free (T); λ 633 nm; default record

Frame crystal-physics; x: a axis, perpendicular to a mirror plane; z: polar c axis; convention IRE-1949; +z: +c points out of the face that becomes negative on compression; equivalently it becomes positive on cooling (Weis & Gaylord 1985 pp. 192-193)

No 1550 nm EO values were found in any source read ( gap 4). Free (T) coefficients vary within +-5% with melt composition (Turner, Nash, Bridenbaugh 1970, via Weis & Gaylord 1985 p. 199); r22 varies with composition with a minimum near 48.9 mol% (Volk & Wöhlecke 2009 p. 150).

Weis & Gaylord, Applied Physics A 37 191-203 (1985), Table 4, p. 199

Congruent LiNbO3 (CLN)

V
r13 10, r22 7, r33 33, r51 33pm/V
f low frequency; mech. free (T); λ 633 nm

Frame crystal-physics; x: a axis, perpendicular to a mirror plane; z: polar c axis; sign convention unstated; +z: not stated in this record; tensor form matches this frame by symmetry

Data sheet also lists r_c = 18 pm/V.

Crystal Technology, Inc. (1999)

Endpoints

CC BY 4.0; cite the original source of each value
all records /api/v1/tensors/eo-rT.jsoncln /api/v1/tensors/eo-rT/cln.jsonCSV, all properties /api/v1/tensors.csv
curl -s https://lithium-niobate.com/api/v1/tensors/eo-rT.json

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