lithium niobateLiNbO3
PPLN Λ = 6.82 µm · 1064 → 532 nm · 2 px/µm
lithium niobate / Data / pyroelectric-p3

Pyroelectric coefficient

Spread

p3 C/(m2 K); one row per variant and wavelength
CLN−8.35e-5−8.30e-5−8.25e-5Crystal Technology [V]1 recordunspecified−6.00e-5−5.00e-5−4.00e-5Schwesyg [S]Weis & Gaylord [P-comp]2 records, span 2.40e−5

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.

Records

2 variants
ValueUnitVariantConditionsFrameSourceLocatorStatus
−8.3×10−5C/(m2 K)Congruent LiNbO3 (CLN)T 25 °C–Crystal Technology, Inc. (1999)–V
Sign convention not stated in the data sheet.
−6.4×10−5C/(m2 K)Composition not stated
'crystals of different compositions'
T room temperature–Schwesyg, Universitat Bonn (2011)
original: Bartholomaus, Buse, Deuper, Kratzig, phys. stat. sol. (a) 142, 55 (1994)
Eq. (2.17)S
−4×10−5C/(m2 K)Composition not statedT room temperaturecrystal-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)
original: Savage, J. Appl. Phys. 37, 3071 (1966)
Eq. (2), p. 196P-comp
p3 < 0 means that on cooling the +c face becomes more positive (Weis & Gaylord 1985 p. 196). Magnitudes across sources span 4-9.5e-5 C/(m^2 K).

Congruent LiNbO3 (CLN)

V
−8.3×10−5C/(m2 K)
T 25 °C

Sign convention not stated in the data sheet.

Crystal Technology, Inc. (1999)

Composition not stated'crystals of different compositions'

S
−6.4×10−5C/(m2 K)
T room temperature
Schwesyg, Universitat Bonn (2011), Eq. (2.17)original: Bartholomaus, Buse, Deuper, Kratzig, phys. stat. sol. (a) 142, 55 (1994)

Composition not stated

P-comp
−4×10−5C/(m2 K)
T room temperature

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)

p3 < 0 means that on cooling the +c face becomes more positive (Weis & Gaylord 1985 p. 196). Magnitudes across sources span 4-9.5e-5 C/(m^2 K).

Weis & Gaylord, Applied Physics A 37 191-203 (1985), Eq. (2), p. 196original: Savage, J. Appl. Phys. 37, 3071 (1966)

Endpoints

CC BY 4.0; cite the original source of each value
all records /api/v1/properties/pyroelectric-p3.jsoncln /api/v1/properties/pyroelectric-p3/cln.jsonunspecified /api/v1/properties/pyroelectric-p3/unspecified.jsonCSV, all properties /api/v1/properties.csv
curl -s https://lithium-niobate.com/api/v1/properties/pyroelectric-p3.json

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