"at close proximity" is a correct and usable phrase in written English.
It means being near or in close distance to something or someone. Example: The campsite is located at close proximity to the lake, making it an ideal spot for fishing.
Initial sightings of terrestrial cryptids also tend to be at close proximity, and again the same factor may well apply.
It was a love for the horses, the desire to witness at close proximity their beauty, their majesty, that brought Blake to the track.
My village is at the end of the proposed third runway, meaning it would be flown over at close proximity every 30 seconds when it is in use.
"The evidence showed that an officer sprayed protesters at close proximity within a crowded area, in breach of Acpo guidance on the use of CS spray.
The geometric Informatics scanning systems produce structured light to capture 3D images at close proximity, while a Velodyne Lidar system that uses multiple lasers is used to capture large environments such as landscapes.
A BN can be used as wearable, implant, or at close proximity to the body.
However, visitors at close proximity decreased play behaviour and increased the chances of animals looking at the visitors.
Morrone is the most forest-type rich area of the park at close proximity to each other (Fig. 1).
The stands situated at close proximity were identified in a Prangos uloptera community in north-western Iran.
We also present novel strategies to realize coterminous seeding-feeding networks thereby guaranteeing blood/nutrient supply to the proliferating cells at close proximity.
Here, we suggest a mapping procedure designed to quantify spatial and functional properties of single positions at close proximity in multiple human visual areas.
